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/*******************************************************************************
* Copyright (c) 2000, 2018 IBM Corporation and others.
*
* This program and the accompanying materials
* are made available under the terms of the Eclipse Public License 2.0
* which accompanies this distribution, and is available at
* https://www.eclipse.org/legal/epl-2.0/
*
* SPDX-License-Identifier: EPL-2.0
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.swt.accessibility;
import java.util.*;
import java.util.List;
import org.eclipse.swt.*;
import org.eclipse.swt.graphics.*;
import org.eclipse.swt.internal.*;
import org.eclipse.swt.internal.accessibility.gtk.*;
import org.eclipse.swt.internal.gtk.*;
import org.eclipse.swt.internal.gtk3.*;
import org.eclipse.swt.widgets.*;
class AccessibleObject {
long atkHandle;
int index = -1, id = ACC.CHILDID_SELF;
Accessible accessible;
AccessibleObject parent;
AccessibleObject[] children;
/*
* a lightweight object does not correspond to a concrete gtk widget, but
* to a logical child of a widget (eg.- a CTabItem, which is simply drawn)
*/
boolean isLightweight = false;
static long actionNamePtr = -1;
static long descriptionPtr = -1;
static long keybindingPtr = -1;
static long namePtr = -1;
static final Map AccessibleObjects = new HashMap<> (9);
static final boolean DEBUG = Device.DEBUG;
AccessibleObject (long type, long widget, Accessible accessible, boolean isLightweight) {
super ();
if (GTK.GTK4) {
//TODO: Make use of Accessibility interface of GtkWidget rather than atk object which has been removed
} else {
if (type == OS.swt_fixed_get_type()) {
if (widget != 0 && !isLightweight) {
atkHandle = GTK3.gtk_widget_get_accessible(widget);
} else {
// Lightweight widgets map to no "real" GTK widget, so we
// just instantiate a new SwtFixedAccessible
atkHandle = OS.g_object_new (OS.swt_fixed_accessible_get_type(), 0);
}
OS.swt_fixed_accessible_register_accessible(atkHandle, false, widget);
} else {
// TODO_a11y: accessibility listeners on the Java side have not yet
// been implemented for native GTK widgets on GTK3.
atkHandle = GTK3.gtk_widget_get_accessible(widget);
}
}
this.accessible = accessible;
this.isLightweight = isLightweight;
AccessibleObjects.put (new LONG (atkHandle), this);
}
static void print (String str) {
System.out.println (str);
}
static int size(Collection listeners) {
return listeners == null ? 0 : listeners.size();
}
/**
* Fills a Java AtkActionIface struct with that of the parent class.
* This is a Java implementation of what is referred to in GObject as "chaining up".
* See: https://developer.gnome.org/gobject/stable/howto-gobject-chainup.html
*
* @param atkObject a pointer to the current AtkObject
*
* @return an AtkActionIface Java object representing the interface struct of atkObject's
* parent
*/
static AtkActionIface getParentActionIface (long atkObject) {
long type = OS.swt_fixed_accessible_get_type();
if (OS.g_type_is_a (OS.g_type_parent (type), ATK.ATK_TYPE_ACTION())) {
AtkActionIface iface = new AtkActionIface ();
ATK.memmove (iface, OS.g_type_interface_peek_parent (ATK.ATK_ACTION_GET_IFACE (atkObject)));
return iface;
}
return null;
}
/**
* Performs the specified action on atkObject.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param index the action index corresponding to the action to be performed
*
* @return long int representing whether the action succeeded: 1 for success,
* 0 for failure
*/
static long atkAction_do_action (long atkObject, long index) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleActionListeners;
int length = size(listeners);
if (length > 0) {
AccessibleActionEvent event = new AccessibleActionEvent(accessible);
event.index = (int)index;
for (int i = 0; i < length; i++) {
AccessibleActionListener listener = listeners.get(i);
listener.doAction(event);
}
return ACC.OK.equals(event.result) ? 1 : 0;
}
}
long parentResult = 0;
AtkActionIface iface = getParentActionIface (atkObject);
if (iface != null && iface.do_action != 0) {
parentResult = ATK.call (iface.do_action, atkObject, index);
}
return parentResult;
}
/**
* Returns the number of accessible actions available on atkObject.
* If there are more than one, the first is considered the default
* action of the object.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
*
* @return the number of actions available
*/
static long atkAction_get_n_actions (long atkObject) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleActionListeners;
int length = size(listeners);
if (length > 0) {
AccessibleActionEvent event = new AccessibleActionEvent(accessible);
for (int i = 0; i < length; i++) {
AccessibleActionListener listener = listeners.get(i);
listener.getActionCount(event);
}
return event.count;
}
}
long parentResult = 0;
AtkActionIface iface = getParentActionIface (atkObject);
if (iface != null && iface.get_n_actions != 0) {
parentResult = ATK.call (iface.get_n_actions, atkObject);
}
return parentResult;
}
/**
* Returns a description of the specified action of the atkObject.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param index the action index corresponding to the action to be performed
*
* @return a pointer to the description string
*/
static long atkAction_get_description (long atkObject, long index) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleActionListeners;
int length = size(listeners);
if (length > 0) {
AccessibleActionEvent event = new AccessibleActionEvent(accessible);
event.index = (int)index;
for (int i = 0; i < length; i++) {
AccessibleActionListener listener = listeners.get(i);
listener.getDescription(event);
}
if (event.result == null) return 0;
if (descriptionPtr != -1) OS.g_free (descriptionPtr);
return descriptionPtr = getStringPtr (event.result);
}
}
long parentResult = 0;
AtkActionIface iface = getParentActionIface (atkObject);
if (iface != null && iface.get_description != 0) {
parentResult = ATK.call (iface.get_description, atkObject, index);
}
return parentResult;
}
/**
* Returns the keybinding which can be used to activate
* this atkObject, if one exists. Example: "Ctrl+1"
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param index the action index corresponding to the action to be performed
*
* @return a pointer to the keybinding string
*/
static long atkAction_get_keybinding (long atkObject, long index) {
AccessibleObject object = getAccessibleObject (atkObject);
long parentResult = 0;
AtkActionIface iface = getParentActionIface (atkObject);
if (iface != null && iface.get_keybinding != 0) {
parentResult = ATK.call (iface.get_keybinding, atkObject, index);
}
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleActionListeners;
int length = size(listeners);
if (length > 0) {
AccessibleActionEvent event = new AccessibleActionEvent(accessible);
event.index = (int)index;
for (int i = 0; i < length; i++) {
AccessibleActionListener listener = listeners.get(i);
listener.getKeyBinding(event);
}
if (event.result != null) {
if (keybindingPtr != -1) OS.g_free (keybindingPtr);
return keybindingPtr = getStringPtr (event.result);
}
}
List listeners2 = accessible.accessibleListeners;
length = size(listeners2);
if (length > 0) {
AccessibleEvent event = new AccessibleEvent (accessible);
event.childID = object.id;
if (parentResult != 0) event.result = getString (parentResult);
for (int i = 0; i < length; i++) {
AccessibleListener listener = listeners2.get(i);
listener.getKeyboardShortcut (event);
}
if (event.result != null) {
if (keybindingPtr != -1) OS.g_free (keybindingPtr);
return keybindingPtr = getStringPtr (event.result);
}
}
}
return parentResult;
}
/**
* Returns the name of the specified action of the atkObject.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param index the action index corresponding to the action to be performed
*
* @return a pointer to the name string
*/
static long atkAction_get_name (long atkObject, long index) {
AccessibleObject object = getAccessibleObject (atkObject);
long parentResult = 0;
AtkActionIface iface = getParentActionIface (atkObject);
if (iface != null && iface.get_name != 0) {
parentResult = ATK.call (iface.get_name, atkObject, index);
}
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleActionListeners;
int length = size(listeners);
if (length > 0) {
AccessibleActionEvent event = new AccessibleActionEvent(accessible);
event.index = (int)index;
for (int i = 0; i < length; i++) {
AccessibleActionListener listener = listeners.get(i);
listener.getName(event);
}
if (event.result != null) {
if (actionNamePtr != -1) OS.g_free (actionNamePtr);
return actionNamePtr = getStringPtr (event.result);
}
}
if (index == 0) {
List listeners2 = accessible.accessibleControlListeners;
length = size(listeners2);
if (length > 0) {
AccessibleControlEvent event = new AccessibleControlEvent (accessible);
event.childID = object.id;
if (parentResult != 0) event.result = getString (parentResult);
for (int i = 0; i < length; i++) {
AccessibleControlListener listener = listeners2.get(i);
listener.getDefaultAction (event);
}
if (event.result != null) {
if (actionNamePtr != -1) OS.g_free (actionNamePtr);
return actionNamePtr = getStringPtr (event.result);
}
}
}
}
return parentResult;
}
/**
* Fills a Java AtkComponentIface struct with that of the parent class.
* This is a Java implementation of what is referred to in GObject as "chaining up".
* See: https://developer.gnome.org/gobject/stable/howto-gobject-chainup.html
*
* @param atkObject a pointer to the current AtkObject
*
* @return an AtkComponentIface Java object representing the interface struct of atkObject's
* parent
*/
static AtkComponentIface getParentComponentIface (long atkObject) {
long type = OS.swt_fixed_accessible_get_type();
if (OS.g_type_is_a (OS.g_type_parent (type), ATK.ATK_TYPE_COMPONENT())) {
AtkComponentIface iface = new AtkComponentIface ();
ATK.memmove (iface, OS.g_type_interface_peek_parent (ATK.ATK_COMPONENT_GET_IFACE (atkObject)));
return iface;
}
return null;
}
/**
* Gets the rectangle which gives the extent of the component.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param x memory address of gint to put x coordinate
* @param y memory address of gint to put y coordinate
* @param width memory address of gint to put width coordinate
* @param height memory address of gint to put height coordinate
* @param coord_type specifies whether the coordinates are relative to
* the screen or to the components top level window
*
* @return 0 (this is a void function at the native level)
*/
static long atkComponent_get_extents (long atkObject, long x, long y,
long width, long height, long coord_type) {
AccessibleObject object = getAccessibleObject (atkObject);
C.memmove (x, new int[] {0}, 4);
C.memmove (y, new int[] {0}, 4);
C.memmove (width, new int[] {0}, 4);
C.memmove (height, new int[] {0}, 4);
AtkComponentIface iface = getParentComponentIface (atkObject);
if (iface != null && iface.get_extents != 0) {
OS.call (iface.get_extents, atkObject, x, y, width, height, coord_type);
}
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleControlListeners;
int length = size(listeners);
if (length > 0) {
int[] parentX = new int [1], parentY = new int [1];
int[] parentWidth = new int [1], parentHeight = new int [1];
C.memmove (parentX, x, 4);
C.memmove (parentY, y, 4);
C.memmove (parentWidth, width, 4);
C.memmove (parentHeight, height, 4);
AccessibleControlEvent event = new AccessibleControlEvent (accessible);
event.childID = object.id;
event.x = parentX [0]; event.y = parentY [0];
event.width = parentWidth [0]; event.height = parentHeight [0];
int[] topWindowX = new int [1], topWindowY = new int [1];
if (coord_type == ATK.ATK_XY_WINDOW) {
windowPoint (object, topWindowX, topWindowY);
event.x += topWindowX [0];
event.y += topWindowY [0];
}
for (int i = 0; i < length; i++) {
AccessibleControlListener listener = listeners.get (i);
listener.getLocation (event);
}
if (coord_type == ATK.ATK_XY_WINDOW) {
event.x -= topWindowX [0];
event.y -= topWindowY [0];
}
C.memmove (x, new int[] {event.x}, 4);
C.memmove (y, new int[] {event.y}, 4);
C.memmove (width, new int[] {event.width}, 4);
C.memmove (height, new int[] {event.height}, 4);
}
}
return 0;
}
/**
* Gets a reference to the accessible child, if one exists,
* at the coordinate point specified by x and y.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param x long integer representing the x coordinate
* @param y long integer representing the y coordinate
* @param coord_type specifies whether the coordinates are relative to
* the screen or to the components top level window
*
* @return a pointer to the accessible child, if one exists
*/
static long atkComponent_ref_accessible_at_point (long atkObject, long x,
long y, long coord_type) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleControlListeners;
int length = size(listeners);
if (length > 0) {
AccessibleControlEvent event = new AccessibleControlEvent (accessible);
event.childID = object.id;
event.x = (int)x; event.y = (int)y;
int[] topWindowX = new int [1], topWindowY = new int [1];
if (coord_type == ATK.ATK_XY_WINDOW) {
windowPoint (object, topWindowX, topWindowY);
event.x += topWindowX [0];
event.y += topWindowY [0];
}
for (int i = 0; i < length; i++) {
AccessibleControlListener listener = listeners.get (i);
listener.getChildAtPoint (event);
}
if (event.childID == object.id) event.childID = ACC.CHILDID_SELF;
Accessible result = event.accessible;
AccessibleObject accObj = result != null ? result.getAccessibleObject() : object.getChildByID (event.childID);
if (accObj != null) {
return OS.g_object_ref (accObj.atkHandle);
}
}
}
long parentResult = 0;
AtkComponentIface iface = getParentComponentIface (atkObject);
if (iface != null && iface.ref_accessible_at_point != 0) {
parentResult = OS.call (iface.ref_accessible_at_point, atkObject, x, y, coord_type);
}
return parentResult;
}
/**
* Fills a Java AtkEditableTextIface struct with that of the parent class.
* This is a Java implementation of what is referred to in GObject as "chaining up".
* See: https://developer.gnome.org/gobject/stable/howto-gobject-chainup.html
*
* @param atkObject a pointer to the current AtkObject
*
* @return an AtkEdtiableTextIface Java object representing the interface struct of atkObject's
* parent
*/
static AtkEditableTextIface getParentEditableTextIface (long atkObject) {
long type = OS.swt_fixed_accessible_get_type();
if (OS.g_type_is_a (OS.g_type_parent (type), ATK.ATK_TYPE_EDITABLE_TEXT())) {
AtkEditableTextIface iface = new AtkEditableTextIface ();
ATK.memmove (iface, OS.g_type_interface_peek_parent (ATK.ATK_EDITABLE_TEXT_GET_IFACE (atkObject)));
return iface;
}
return null;
}
/**
* Sets the attributes for a specified range.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param attrib_set a pointer to an AtkAttributeSet
* @param start_offset start range in which to set attributes
* @param end_offset end of range in which to set attributes
*
* @return a long int representation of 1 for success, 0 otherwise
*/
static long atkEditableText_set_run_attributes (long atkObject, long attrib_set,
long start_offset, long end_offset) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleEditableTextListeners;
int length = size(listeners);
if (length > 0) {
Display display = accessible.control.getDisplay();
long fontDesc = OS.pango_font_description_new ();
boolean createFont = false;
TextStyle style = new TextStyle();
String [] attributes = new String [0];
long current = attrib_set;
int listLength = OS.g_slist_length (attrib_set);
for (int i = 0; i < listLength; i++) {
long attrPtr = OS.g_slist_data (current);
if (attrPtr != 0) {
AtkAttribute attr = new AtkAttribute();
ATK.memmove(attr, attrPtr, AtkAttribute.sizeof);
String name = getString(attr.name);
String value = getString(attr.value);
OS.g_free(attrPtr);
String [] newAttributes = new String [attributes.length + 2];
System.arraycopy (attributes, 0, newAttributes, 0, attributes.length);
newAttributes[attributes.length] = name;
newAttributes[attributes.length + 1] = value;
attributes = newAttributes;
try {
if (name.equals(getString(ATK.atk_text_attribute_get_name(ATK.ATK_TEXT_ATTR_RISE)))) {
// number of pixels above baseline
style.rise = Integer.parseInt(value);
} else if (name.equals(getString(ATK.atk_text_attribute_get_name(ATK.ATK_TEXT_ATTR_UNDERLINE)))) {
// "none", "single", "double", "low", or "error" (also allow "squiggle")
if (value.equals("single") || value.equals("low")) {
style.underline = true;
style.underlineStyle = SWT.UNDERLINE_SINGLE;
} else if (value.equals("double")) {
style.underline = true;
style.underlineStyle = SWT.UNDERLINE_DOUBLE;
} else if (value.equals("error")) {
style.underline = true;
style.underlineStyle = SWT.UNDERLINE_ERROR;
} else if (value.equals("squiggle")) {
style.underline = true;
style.underlineStyle = SWT.UNDERLINE_SQUIGGLE;
}
} else if (name.equals(getString(ATK.atk_text_attribute_get_name(ATK.ATK_TEXT_ATTR_STRIKETHROUGH)))) {
// "true" or "false" (also allow "1" and "single")
if (value.equals("true") || value.equals("1") || value.equals("single")) style.strikeout = true;
} else if (name.equals(getString(ATK.atk_text_attribute_get_name(ATK.ATK_TEXT_ATTR_FAMILY_NAME)))) {
// font family name
byte [] buffer = Converter.wcsToMbcs(value, true);
OS.pango_font_description_set_family(fontDesc, buffer);
createFont = true;
} else if (name.equals(getString(ATK.atk_text_attribute_get_name(ATK.ATK_TEXT_ATTR_SIZE)))) {
// size of characters in points (allow fractional points)
float size = Float.parseFloat(value);
OS.pango_font_description_set_size(fontDesc, (int)(size * OS.PANGO_SCALE));
createFont = true;
} else if (name.equals(getString(ATK.atk_text_attribute_get_name(ATK.ATK_TEXT_ATTR_STYLE)))) {
// "normal", "italic" or "oblique"
int fontStyle = -1;
if (value.equals("normal")) fontStyle = OS.PANGO_STYLE_NORMAL;
else if (value.equals("italic")) fontStyle = OS.PANGO_STYLE_ITALIC;
else if (value.equals("oblique")) fontStyle = OS.PANGO_STYLE_OBLIQUE;
if (fontStyle != -1) {
OS.pango_font_description_set_style(fontDesc, fontStyle);
createFont = true;
}
} else if (name.equals(getString(ATK.atk_text_attribute_get_name(ATK.ATK_TEXT_ATTR_VARIANT)))) {
// "normal" or "small_caps"
int variant = -1;
if (value.equals("normal")) variant = OS.PANGO_VARIANT_NORMAL;
else if (value.equals("small_caps")) variant = OS.PANGO_VARIANT_SMALL_CAPS;
if (variant != -1) {
OS.pango_font_description_set_variant(fontDesc, variant);
createFont = true;
}
} else if (name.equals(getString(ATK.atk_text_attribute_get_name(ATK.ATK_TEXT_ATTR_STRETCH)))) {
//"ultra_condensed", "extra_condensed", "condensed", "semi_condensed", "normal", "semi_expanded", "expanded", "extra_expanded" or "ultra_expanded"
int stretch = -1;
if (value.equals("ultra_condensed")) stretch = OS.PANGO_STRETCH_ULTRA_CONDENSED;
else if (value.equals("extra_condensed")) stretch = OS.PANGO_STRETCH_EXTRA_CONDENSED;
else if (value.equals("condensed")) stretch = OS.PANGO_STRETCH_CONDENSED;
else if (value.equals("semi_condensed")) stretch = OS.PANGO_STRETCH_SEMI_CONDENSED;
else if (value.equals("normal")) stretch = OS.PANGO_STRETCH_NORMAL;
else if (value.equals("semi_expanded")) stretch = OS.PANGO_STRETCH_SEMI_EXPANDED;
else if (value.equals("expanded")) stretch = OS.PANGO_STRETCH_EXPANDED;
else if (value.equals("extra_expanded")) stretch = OS.PANGO_STRETCH_EXTRA_EXPANDED;
else if (value.equals("ultra_expanded")) stretch = OS.PANGO_STRETCH_ULTRA_EXPANDED;
if (stretch != -1) {
OS.pango_font_description_set_stretch(fontDesc, stretch);
createFont = true;
}
} else if (name.equals(getString(ATK.atk_text_attribute_get_name(ATK.ATK_TEXT_ATTR_WEIGHT)))) {
// weight of the characters
int weight = Integer.parseInt(value);
OS.pango_font_description_set_weight(fontDesc, weight);
createFont = true;
} else if (name.equals(getString(ATK.atk_text_attribute_get_name(ATK.ATK_TEXT_ATTR_FG_COLOR)))) {
// RGB value of the format "u,u,u"
style.foreground = colorFromString(display, value);
} else if (name.equals(getString(ATK.atk_text_attribute_get_name(ATK.ATK_TEXT_ATTR_BG_COLOR)))) {
// RGB value of the format "u,u,u"
style.background = colorFromString(display, value);
} else {
//TODO language and direction
}
} catch (NumberFormatException ex) {}
}
current = OS.g_slist_next (current);
}
if (createFont) {
style.font = Font.gtk_new(display, fontDesc);
}
AccessibleTextAttributeEvent event = new AccessibleTextAttributeEvent(accessible);
event.start = (int)start_offset;
event.end = (int)end_offset;
event.textStyle = style;
event.attributes = attributes;
for (int i = 0; i < length; i++) {
AccessibleEditableTextListener listener = listeners.get(i);
listener.setTextAttributes(event);
}
if (style.font != null) {
style.font.dispose();
}
return ACC.OK.equals(event.result) ? 1 : 0;
}
}
long parentResult = 0;
AtkEditableTextIface iface = getParentEditableTextIface (atkObject);
if (iface != null && iface.set_run_attributes != 0) {
parentResult = OS.call (iface.set_run_attributes, atkObject, attrib_set, start_offset, end_offset);
}
return parentResult;
}
/*
* Return a Color given a string of the form "n,n,n".
* @param display must be the display for the accessible's control
* @param rgbString must not be null
*/
static Color colorFromString(Display display, String rgbString) {
try {
int comma1 = rgbString.indexOf(',');
int comma2 = rgbString.indexOf(',', comma1 + 1);
int r = Integer.parseInt(rgbString.substring(0, comma1));
int g = Integer.parseInt(rgbString.substring(comma1 + 1, comma2));
int b = Integer.parseInt(rgbString.substring(comma2 + 1, rgbString.length()));
return new Color(r, g, b);
} catch (NumberFormatException ex) {}
return null;
}
/**
* Sets text contents of the atkObject.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param string the text to be set
*
* @return a long int representation of 1 for success, 0 otherwise
*/
static long atkEditableText_set_text_contents (long atkObject, long string) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleEditableTextListeners;
int length = size(listeners);
if (length > 0) {
AccessibleEditableTextEvent event = new AccessibleEditableTextEvent(accessible);
event.start = 0;
String text = object.getText ();
event.end = text == null ? 0 : text.length ();
event.string = getString (string);
for (int i = 0; i < length; i++) {
AccessibleEditableTextListener listener = listeners.get(i);
listener.replaceText(event);
}
return ACC.OK.equals(event.result) ? 1 : 0;
}
}
long parentResult = 0;
AtkEditableTextIface iface = getParentEditableTextIface (atkObject);
if (iface != null && iface.set_text_contents != 0) {
parentResult = ATK.call (iface.set_text_contents, atkObject, string);
}
return parentResult;
}
/**
* Inserts text at a given position.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param string the text to insert
* @param string_length the length of the text to insert, in bytes
* @param position the caller initializes this to the position at which to
* insert the text. After the call, it points at the position after the
* newly inserted text.
*
* @return a long int representation of 1 for success, 0 otherwise
*/
static long atkEditableText_insert_text (long atkObject, long string,
long string_length, long position) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleEditableTextListeners;
int length = size(listeners);
if (length > 0) {
AccessibleEditableTextEvent event = new AccessibleEditableTextEvent(accessible);
int[] pos = new int [1];
C.memmove (pos, position, C.PTR_SIZEOF);
event.start = event.end = pos[0];
event.string = getString (string);
for (int i = 0; i < length; i++) {
AccessibleEditableTextListener listener = listeners.get(i);
listener.replaceText(event);
}
return ACC.OK.equals(event.result) ? 1 : 0;
}
}
long parentResult = 0;
AtkEditableTextIface iface = getParentEditableTextIface (atkObject);
if (iface != null && iface.insert_text != 0) {
parentResult = OS.call (iface.insert_text, atkObject, string, string_length, position);
}
return parentResult;
}
/**
* Copies text from start_pos up to (but not including) end_pos
* into the clipboard.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param start_pos the start position of the text to be copied
* @param end_pos the end position of the text to be copied
*
* @return a long int representation of 1 for success, 0 otherwise
*/
static long atkEditableText_copy_text(long atkObject, long start_pos, long end_pos) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleEditableTextListeners;
int length = size(listeners);
if (length > 0) {
AccessibleEditableTextEvent event = new AccessibleEditableTextEvent(accessible);
event.start = (int)start_pos;
event.end = (int)end_pos;
for (int i = 0; i < length; i++) {
AccessibleEditableTextListener listener = listeners.get(i);
listener.copyText(event);
}
return ACC.OK.equals(event.result) ? 1 : 0;
}
}
long parentResult = 0;
AtkEditableTextIface iface = getParentEditableTextIface (atkObject);
if (iface != null && iface.copy_text != 0) {
parentResult = ATK.call (iface.copy_text, atkObject, start_pos, end_pos);
}
return parentResult;
}
/**
* Cuts text from start_pos up to (but not including) end_pos
* into the clipboard.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param start_pos the start position of the text to be cut
* @param end_pos the end position of the text to be cut
*
* @return a long int representation of 1 for success, 0 otherwise
*/
static long atkEditableText_cut_text (long atkObject, long start_pos, long end_pos) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleEditableTextListeners;
int length = size(listeners);
if (length > 0) {
AccessibleEditableTextEvent event = new AccessibleEditableTextEvent(accessible);
event.start = (int)start_pos;
event.end = (int)end_pos;
for (int i = 0; i < length; i++) {
AccessibleEditableTextListener listener = listeners.get(i);
listener.cutText(event);
}
return ACC.OK.equals(event.result) ? 1 : 0;
}
}
long parentResult = 0;
AtkEditableTextIface iface = getParentEditableTextIface (atkObject);
if (iface != null && iface.cut_text != 0) {
parentResult = ATK.call (iface.cut_text, atkObject, start_pos, end_pos);
}
return parentResult;
}
/**
* Delete text start_pos up to (but not including) end_pos.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param start_pos the start position of the text to be deleted
* @param end_pos the end position of the text to be deleted
*
* @return a long int representation of 1 for success, 0 otherwise
*/
static long atkEditableText_delete_text (long atkObject, long start_pos, long end_pos) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleEditableTextListeners;
int length = size(listeners);
if (length > 0) {
AccessibleEditableTextEvent event = new AccessibleEditableTextEvent(accessible);
event.start = (int)start_pos;
event.end = (int)end_pos;
event.string = "";
for (int i = 0; i < length; i++) {
AccessibleEditableTextListener listener = listeners.get(i);
listener.replaceText(event);
}
return ACC.OK.equals(event.result) ? 1 : 0;
}
}
long parentResult = 0;
AtkEditableTextIface iface = getParentEditableTextIface (atkObject);
if (iface != null && iface.delete_text != 0) {
parentResult = ATK.call (iface.delete_text, atkObject, start_pos, end_pos);
}
return parentResult;
}
/**
* Paste text from clipboard to specified position.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param position the position to paste
*
* @return a long int representation of 1 for success, 0 otherwise
*/
static long atkEditableText_paste_text (long atkObject, long position) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleEditableTextListeners;
int length = size(listeners);
if (length > 0) {
AccessibleEditableTextEvent event = new AccessibleEditableTextEvent(accessible);
event.start = (int)position;
for (int i = 0; i < length; i++) {
AccessibleEditableTextListener listener = listeners.get(i);
listener.pasteText(event);
}
return ACC.OK.equals(event.result) ? 1 : 0;
}
}
long parentResult = 0;
AtkEditableTextIface iface = getParentEditableTextIface (atkObject);
if (iface != null && iface.paste_text != 0) {
parentResult = ATK.call (iface.paste_text, atkObject, position);
}
return parentResult;
}
/**
* Fills a Java AtkHypertextIface struct with that of the parent class.
* This is a Java implementation of what is referred to in GObject as "chaining up".
* See: https://developer.gnome.org/gobject/stable/howto-gobject-chainup.html
*
* @param atkObject a pointer to the current AtkObject
*
* @return an AtkHypertextIface Java object representing the interface struct of atkObject's
* parent
*/
static AtkHypertextIface getParentHypertextIface (long atkObject) {
long type = OS.swt_fixed_accessible_get_type();
if (OS.g_type_is_a (OS.g_type_parent (type), ATK.ATK_TYPE_HYPERTEXT())) {
AtkHypertextIface iface = new AtkHypertextIface ();
ATK.memmove (iface, OS.g_type_interface_peek_parent (ATK.ATK_HYPERTEXT_GET_IFACE (atkObject)));
return iface;
}
return null;
}
/**
* Gets the link in this hypertext document at index link_index.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param link_index the index of the link
*
* @return a pointer to the AtkHypertext at link_index in atkObject
*/
static long atkHypertext_get_link (long atkObject, long link_index) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTextExtendedListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTextEvent event = new AccessibleTextEvent(accessible);
event.index = (int)link_index;
for (int i = 0; i < length; i++) {
AccessibleTextExtendedListener listener = listeners.get(i);
listener.getHyperlink(event);
}
Accessible result = event.accessible;
return result != null ? result.getAccessibleObject().atkHandle : 0;
}
}
long parentResult = 0;
AtkHypertextIface iface = getParentHypertextIface (atkObject);
if (iface != null && iface.get_link != 0) {
parentResult = ATK.call (iface.get_link, atkObject, link_index);
}
return parentResult;
}
/**
* Gets the number of links in this hypertext document.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
*
* @return an integer representing the number of links in the hypertext
* in atkObject
*/
static long atkHypertext_get_n_links (long atkObject) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTextExtendedListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTextEvent event = new AccessibleTextEvent(accessible);
for (int i = 0; i < length; i++) {
AccessibleTextExtendedListener listener = listeners.get(i);
listener.getHyperlinkCount(event);
}
return event.count;
}
}
long parentResult = 0;
AtkHypertextIface iface = getParentHypertextIface (atkObject);
if (iface != null && iface.get_n_links != 0) {
parentResult = ATK.call (iface.get_n_links, atkObject);
}
return parentResult;
}
/**
* Gets the index into the array of hyperlinks that is
* associated with the character specified by char_index.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param char_index a character index
*
* @return an integer representing the index into the array of
* hypertexts
*/
static long atkHypertext_get_link_index (long atkObject, long char_index) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTextExtendedListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTextEvent event = new AccessibleTextEvent(accessible);
event.offset = (int)char_index;
event.index = -1;
for (int i = 0; i < length; i++) {
AccessibleTextExtendedListener listener = listeners.get(i);
listener.getHyperlinkIndex(event);
}
return event.index;
}
}
long parentResult = 0;
AtkHypertextIface iface = getParentHypertextIface (atkObject);
if (iface != null && iface.get_link_index != 0) {
parentResult = ATK.call (iface.get_link_index, atkObject, char_index);
}
return parentResult;
}
/**
* Fills a Java AtkObjectClass struct with that of the parent class.
* This is a Java implementation of what is referred to in GObject as "chaining up".
* See: https://developer.gnome.org/gobject/stable/howto-gobject-chainup.html
*
* @param atkObject a pointer to the current AtkObject
*
* @return an AtkObjectClass object representing the class struct of atkObject's
* parent
*/
static AtkObjectClass getParentAtkObjectClass () {
AtkObjectClass objectClass = new AtkObjectClass ();
long type = OS.swt_fixed_accessible_get_type();
if (type != 0) {
long parentType = OS.g_type_parent (type);
if (parentType != 0) ATK.memmove (objectClass, OS.g_type_class_peek (parentType));
}
return objectClass;
}
/**
* Gets the accessible description of the widget associated with
* atkObject.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
*
* @return a pointer to the gchar representation of the accessible description
*/
static long atkObject_get_description (long atkObject) {
AccessibleObject object = getAccessibleObject (atkObject);
long parentResult = 0;
AtkObjectClass objectClass = getParentAtkObjectClass ();
if (objectClass.get_description != 0) {
parentResult = ATK.call (objectClass.get_description, atkObject);
}
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleListeners;
int length = size(listeners);
if (length > 0) {
AccessibleEvent event = new AccessibleEvent (accessible);
event.childID = object.id;
if (parentResult != 0) event.result = getString (parentResult);
for (int i = 0; i < length; i++) {
AccessibleListener listener = listeners.get (i);
listener.getDescription (event);
}
if (event.result == null) return parentResult;
if (descriptionPtr != -1) OS.g_free (descriptionPtr);
return descriptionPtr = getStringPtr (event.result);
}
}
return parentResult;
}
/**
* Get a list of properties applied to this object as a whole,
* as an AtkAttributeSet consisting of name-value pairs.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
*
* @return a pointer to the AtkAttributeSet consisting of all properties
* applied to atkObject (can be empty if no properties are set)
*/
static long atkObject_get_attributes (long atkObject) {
AccessibleObject object = getAccessibleObject (atkObject);
long parentResult = 0;
AtkObjectClass objectClass = getParentAtkObjectClass ();
if (objectClass.get_attributes != 0) {
parentResult = ATK.call (objectClass.get_attributes, atkObject);
}
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleAttributeListeners;
int length = size(listeners);
if (length > 0) {
AccessibleAttributeEvent event = new AccessibleAttributeEvent (accessible);
event.topMargin = event.bottomMargin = event.leftMargin = event.rightMargin = event.alignment
= event.indent = event.groupLevel = event.groupCount = event.groupIndex = -1;
for (int i = 0; i < length; i++) {
AccessibleAttributeListener listener = listeners.get (i);
listener.getAttributes (event);
}
AtkAttribute attr = new AtkAttribute();
if (event.leftMargin != -1) {
long attrPtr = OS.g_malloc(AtkAttribute.sizeof);
attr.name = OS.g_strdup (ATK.atk_text_attribute_get_name(ATK.ATK_TEXT_ATTR_LEFT_MARGIN));
attr.value = getStringPtr (String.valueOf(event.leftMargin));
ATK.memmove(attrPtr, attr, AtkAttribute.sizeof);
parentResult = OS.g_slist_append(parentResult, attrPtr);
}
if (event.rightMargin != -1) {
long attrPtr = OS.g_malloc(AtkAttribute.sizeof);
attr.name = OS.g_strdup (ATK.atk_text_attribute_get_name(ATK.ATK_TEXT_ATTR_RIGHT_MARGIN));
attr.value = getStringPtr (String.valueOf(event.rightMargin));
ATK.memmove(attrPtr, attr, AtkAttribute.sizeof);
parentResult = OS.g_slist_append(parentResult, attrPtr);
}
if (event.topMargin != -1) {
long attrPtr = OS.g_malloc(AtkAttribute.sizeof);
attr.name = getStringPtr ("top-margin"); //$NON-NLS-1$
attr.value = getStringPtr (String.valueOf(event.topMargin));
ATK.memmove(attrPtr, attr, AtkAttribute.sizeof);
parentResult = OS.g_slist_append(parentResult, attrPtr);
}
if (event.bottomMargin != -1) {
long attrPtr = OS.g_malloc(AtkAttribute.sizeof);
attr.name = getStringPtr ("bottom-margin"); //$NON-NLS-1$
attr.value = getStringPtr (String.valueOf(event.bottomMargin));
ATK.memmove(attrPtr, attr, AtkAttribute.sizeof);
parentResult = OS.g_slist_append(parentResult, attrPtr);
}
if (event.indent != -1) {
long attrPtr = OS.g_malloc(AtkAttribute.sizeof);
attr.name = OS.g_strdup (ATK.atk_text_attribute_get_name(ATK.ATK_TEXT_ATTR_INDENT));
attr.value = getStringPtr (String.valueOf(event.indent));
ATK.memmove(attrPtr, attr, AtkAttribute.sizeof);
parentResult = OS.g_slist_append(parentResult, attrPtr);
}
if (event.justify) {
long attrPtr = OS.g_malloc(AtkAttribute.sizeof);
attr.name = OS.g_strdup (ATK.atk_text_attribute_get_name(ATK.ATK_TEXT_ATTR_JUSTIFICATION));
attr.value = getStringPtr ("fill"); //$NON-NLS-1$
ATK.memmove(attrPtr, attr, AtkAttribute.sizeof);
parentResult = OS.g_slist_append(parentResult, attrPtr);
} else if (event.alignment != -1) {
long attrPtr = OS.g_malloc(AtkAttribute.sizeof);
attr.name = OS.g_strdup (ATK.atk_text_attribute_get_name(ATK.ATK_TEXT_ATTR_JUSTIFICATION));
String str = "left"; //$NON-NLS-1$
switch (event.alignment) {
case SWT.LEFT: str = "left"; break; //$NON-NLS-1$
case SWT.RIGHT: str = "right"; break; //$NON-NLS-1$
case SWT.CENTER: str = "center"; break; //$NON-NLS-1$
}
attr.value = getStringPtr (str);
ATK.memmove(attrPtr, attr, AtkAttribute.sizeof);
parentResult = OS.g_slist_append(parentResult, attrPtr);
}
//TODO - tabStops
/* Check for group attributes. */
int level = (event.groupLevel != -1) ? event.groupLevel : 0;
int setsize = (event.groupCount != -1) ? event.groupCount : 0;
int posinset = (event.groupIndex != -1) ? event.groupIndex : 0;
if (setsize == 0 && posinset == 0) {
/* Determine position and count for radio buttons. */
Control control = accessible.control;
if (control instanceof Button && ((control.getStyle() & SWT.RADIO) != 0)) {
Control [] children = control.getParent().getChildren();
posinset = 1;
setsize = 1;
for (int i = 0; i < children.length; i++) {
Control child = children[i];
if (child instanceof Button && ((child.getStyle() & SWT.RADIO) != 0)) {
if (child == control) posinset = setsize;
else setsize++;
}
}
}
}
if (level != 0) {
long attrPtr = OS.g_malloc(AtkAttribute.sizeof);
attr.name = getStringPtr ("level"); //$NON-NLS-1$
attr.value = getStringPtr (String.valueOf(level));
ATK.memmove(attrPtr, attr, AtkAttribute.sizeof);
parentResult = OS.g_slist_append(parentResult, attrPtr);
}
if (setsize != 0) {
long attrPtr = OS.g_malloc(AtkAttribute.sizeof);
attr.name = getStringPtr ("setsize"); //$NON-NLS-1$
attr.value = getStringPtr (String.valueOf(setsize));
ATK.memmove(attrPtr, attr, AtkAttribute.sizeof);
parentResult = OS.g_slist_append(parentResult, attrPtr);
}
if (posinset != 0) {
long attrPtr = OS.g_malloc(AtkAttribute.sizeof);
attr.name = getStringPtr ("posinset"); //$NON-NLS-1$
attr.value = getStringPtr (String.valueOf(posinset));
ATK.memmove(attrPtr, attr, AtkAttribute.sizeof);
parentResult = OS.g_slist_append(parentResult, attrPtr);
}
if (event.attributes != null) {
int end = event.attributes.length / 2 * 2;
for (int i = 0; i < end; i+= 2) {
long attrPtr = OS.g_malloc(AtkAttribute.sizeof);
attr.name = getStringPtr (event.attributes[i]);
attr.value = getStringPtr (event.attributes[i + 1]);
ATK.memmove(attrPtr, attr, AtkAttribute.sizeof);
parentResult = OS.g_slist_append(parentResult, attrPtr);
}
}
}
}
return parentResult;
}
/**
* Gets the accessible name of the widget associated with
* atkObject.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
*
* @return a pointer to the gchar representation of the accessible name
*/
static long atkObject_get_name (long atkObject) {
AccessibleObject object = getAccessibleObject (atkObject);
long parentResult = 0;
AtkObjectClass objectClass = getParentAtkObjectClass ();
if (objectClass.get_name != 0) {
parentResult = ATK.call (objectClass.get_name, atkObject);
}
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleListeners;
int length = size(listeners);
if (length > 0) {
AccessibleEvent event = new AccessibleEvent (accessible);
event.childID = object.id;
if (parentResult != 0) event.result = getString (parentResult);
for (int i = 0; i < length; i++) {
AccessibleListener listener = listeners.get (i);
listener.getName (event);
}
if (event.result == null) return parentResult;
if (namePtr != -1) OS.g_free (namePtr);
return namePtr = getStringPtr (event.result);
}
}
return parentResult;
}
/**
* Gets the number of accessible children of the widget associated with
* atkObject.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
*
* @return an int representing the number of accessible children associated
* with atkObject
*/
static long atkObject_get_n_children (long atkObject) {
AccessibleObject object = getAccessibleObject (atkObject);
long parentResult = 0;
AtkObjectClass objectClass = getParentAtkObjectClass ();
if (objectClass.get_n_children != 0) {
parentResult = ATK.call (objectClass.get_n_children, atkObject);
}
if (object != null && object.id == ACC.CHILDID_SELF) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleControlListeners;
int length = size(listeners);
if (length > 0) {
AccessibleControlEvent event = new AccessibleControlEvent (accessible);
event.childID = object.id;
event.detail = (int)parentResult;
for (int i = 0; i < length; i++) {
AccessibleControlListener listener = listeners.get (i);
listener.getChildCount (event);
}
return event.detail;
}
}
return parentResult;
}
/**
* Gets the 0-based index of the widget (associated with atkObject)
* in its parent.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
*
* @return an int which is the index of the accessible atkObject in its
* parent
*/
static long atkObject_get_index_in_parent (long atkObject) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleControlListeners;
AccessibleControlEvent event = new AccessibleControlEvent(accessible);
event.childID = ACC.CHILDID_CHILD_INDEX;
event.detail = -1;
for (int i = 0; i < size(listeners); i++) {
AccessibleControlListener listener = listeners.get(i);
listener.getChild(event);
}
if (event.detail != -1) {
return event.detail;
}
if (object.index != -1) {
return object.index;
}
}
AtkObjectClass objectClass = getParentAtkObjectClass ();
if (objectClass.get_index_in_parent == 0) return 0;
long result = ATK.call (objectClass.get_index_in_parent, atkObject);
return result;
}
/**
* Gets the accessible parent of the widget associated with
* atkObject.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
*
* @return a pointer to the AtkObject representing the accessible parent of
* atkObject
*/
static long atkObject_get_parent (long atkObject) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
if (object.parent != null) {
return object.parent.atkHandle;
}
}
AtkObjectClass objectClass = getParentAtkObjectClass ();
if (objectClass.get_parent == 0) return 0;
long parentResult = ATK.call (objectClass.get_parent, atkObject);
return parentResult;
}
/**
* Gets the role of the accessible associated with atkObject.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
*
* @return the AtkRole of atkObject
*/
static long atkObject_get_role (long atkObject) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleControlListeners;
int length = size(listeners);
if (length > 0) {
AccessibleControlEvent event = new AccessibleControlEvent (accessible);
event.childID = object.id;
event.detail = -1;
for (int i = 0; i < length; i++) {
AccessibleControlListener listener = listeners.get (i);
listener.getRole (event);
}
if (event.detail != -1) {
switch (event.detail) {
/* Convert from win32 role values to atk role values */
case ACC.ROLE_CHECKBUTTON: return ATK.ATK_ROLE_CHECK_BOX;
case ACC.ROLE_CLIENT_AREA: return ATK.ATK_ROLE_DRAWING_AREA;
case ACC.ROLE_COMBOBOX: return ATK.ATK_ROLE_COMBO_BOX;
case ACC.ROLE_DIALOG: return ATK.ATK_ROLE_DIALOG;
case ACC.ROLE_LABEL: return ATK.ATK_ROLE_LABEL;
case ACC.ROLE_LINK: return ATK.ATK_ROLE_TEXT;
case ACC.ROLE_LIST: return ATK.ATK_ROLE_LIST;
case ACC.ROLE_LISTITEM: return ATK.ATK_ROLE_LIST_ITEM;
case ACC.ROLE_MENU: return ATK.ATK_ROLE_MENU;
case ACC.ROLE_MENUBAR: return ATK.ATK_ROLE_MENU_BAR;
case ACC.ROLE_MENUITEM: return ATK.ATK_ROLE_MENU_ITEM;
case ACC.ROLE_PROGRESSBAR: return ATK.ATK_ROLE_PROGRESS_BAR;
case ACC.ROLE_PUSHBUTTON: return ATK.ATK_ROLE_PUSH_BUTTON;
case ACC.ROLE_SCROLLBAR: return ATK.ATK_ROLE_SCROLL_BAR;
case ACC.ROLE_SEPARATOR: return ATK.ATK_ROLE_SEPARATOR;
case ACC.ROLE_SLIDER: return ATK.ATK_ROLE_SLIDER;
case ACC.ROLE_TABLE: return ATK.ATK_ROLE_TABLE;
case ACC.ROLE_TABLECELL: return ATK.ATK_ROLE_TABLE_CELL;
case ACC.ROLE_TABLECOLUMNHEADER: return ATK.ATK_ROLE_TABLE_COLUMN_HEADER;
case ACC.ROLE_TABLEROWHEADER: return ATK.ATK_ROLE_TABLE_ROW_HEADER;
case ACC.ROLE_TABFOLDER: return ATK.ATK_ROLE_PAGE_TAB_LIST;
case ACC.ROLE_TABITEM: return ATK.ATK_ROLE_PAGE_TAB;
case ACC.ROLE_TEXT: return ATK.ATK_ROLE_TEXT;
case ACC.ROLE_TOOLBAR: return ATK.ATK_ROLE_TOOL_BAR;
case ACC.ROLE_TOOLTIP: return ATK.ATK_ROLE_TOOL_TIP;
case ACC.ROLE_TREE: return ATK.ATK_ROLE_TREE;
case ACC.ROLE_TREEITEM: return ATK.ATK_ROLE_LIST_ITEM;
case ACC.ROLE_RADIOBUTTON: return ATK.ATK_ROLE_RADIO_BUTTON;
case ACC.ROLE_SPLITBUTTON: return ATK.ATK_ROLE_PUSH_BUTTON;
case ACC.ROLE_WINDOW: return ATK.ATK_ROLE_WINDOW;
case ACC.ROLE_ROW: return ATK.ATK_ROLE_TABLE_ROW;
case ACC.ROLE_COLUMN: return ATK.ATK_ROLE_UNKNOWN; //Column role doesn't exist on Gtk.
case ACC.ROLE_ALERT: return ATK.ATK_ROLE_ALERT;
case ACC.ROLE_ANIMATION: return ATK.ATK_ROLE_ANIMATION;
case ACC.ROLE_CANVAS: return ATK.ATK_ROLE_CANVAS;
case ACC.ROLE_GROUP: return ATK.ATK_ROLE_PANEL;
case ACC.ROLE_SPINBUTTON: return ATK.ATK_ROLE_SPIN_BUTTON;
case ACC.ROLE_STATUSBAR: return ATK.ATK_ROLE_STATUSBAR;
case ACC.ROLE_CHECKMENUITEM: return ATK.ATK_ROLE_CHECK_MENU_ITEM;
case ACC.ROLE_RADIOMENUITEM: return ATK.ATK_ROLE_RADIO_MENU_ITEM;
case ACC.ROLE_CLOCK: return ATK.ATK_ROLE_UNKNOWN;
case ACC.ROLE_CALENDAR: return ATK.ATK_ROLE_CALENDAR;
case ACC.ROLE_DATETIME: return ATK.ATK_ROLE_DATE_EDITOR;
case ACC.ROLE_FOOTER: return ATK.ATK_ROLE_FOOTER;
case ACC.ROLE_FORM: return ATK.ATK_ROLE_FORM;
case ACC.ROLE_HEADER: return ATK.ATK_ROLE_HEADER;
case ACC.ROLE_HEADING: return ATK.ATK_ROLE_HEADING;
case ACC.ROLE_PAGE: return ATK.ATK_ROLE_PAGE;
case ACC.ROLE_PARAGRAPH: return ATK.ATK_ROLE_PARAGRAPH;
case ACC.ROLE_SECTION: return ATK.ATK_ROLE_SECTION;
case ACC.ROLE_DOCUMENT: return ATK.ATK_ROLE_DOCUMENT_FRAME;
case ACC.ROLE_GRAPHIC: return ATK.ATK_ROLE_IMAGE;
}
}
}
}
AtkObjectClass objectClass = getParentAtkObjectClass ();
if (objectClass.get_role == 0) return 0;
return ATK.call (objectClass.get_role, atkObject);
}
/**
* Gets a reference to the accessible child whose parent is atkObject.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param index the index of the child
*
* @return a pointer to the AtkObject of the child at the provided index
*/
static long atkObject_ref_child (long atkObject, long index) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null && object.id == ACC.CHILDID_SELF) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleControlListeners;
int length = size(listeners);
if (length > 0) {
AccessibleControlEvent event = new AccessibleControlEvent(accessible);
event.childID = ACC.CHILDID_CHILD_AT_INDEX;
event.detail = (int)index;
for (int i = 0; i < length; i++) {
AccessibleControlListener listener = listeners.get(i);
listener.getChild(event);
}
if (event.accessible != null) {
AccessibleObject accObject = event.accessible.getAccessibleObject();
if (accObject != null) {
return OS.g_object_ref (accObject.atkHandle);
}
}
}
object.updateChildren ();
AccessibleObject accObject = object.getChildByIndex ((int)index);
if (accObject != null) {
return OS.g_object_ref (accObject.atkHandle);
}
}
AtkObjectClass objectClass = getParentAtkObjectClass ();
if (objectClass.ref_child == 0) return 0;
return ATK.call (objectClass.ref_child, atkObject, index);
}
/**
* Gets a reference to the state set of the accessible associated with
* atkObject.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
*
* @return a pointer to the AtkStateSet for the accessible widget atkObject
*/
static long atkObject_ref_state_set (long atkObject) {
AccessibleObject object = getAccessibleObject (atkObject);
long parentResult = 0;
AtkObjectClass objectClass = getParentAtkObjectClass ();
if (objectClass.ref_state_set != 0) {
parentResult = ATK.call (objectClass.ref_state_set, atkObject);
}
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleControlListeners;
int length = size(listeners);
if (length > 0) {
long set = parentResult;
AccessibleControlEvent event = new AccessibleControlEvent (accessible);
event.childID = object.id;
event.detail = -1;
for (int i = 0; i < length; i++) {
AccessibleControlListener listener = listeners.get (i);
listener.getState (event);
}
if (event.detail != -1) {
/* Convert from win32 state values to atk state values */
int state = event.detail;
if ((state & ACC.STATE_BUSY) != 0) ATK.atk_state_set_add_state (set, ATK.ATK_STATE_BUSY);
if ((state & ACC.STATE_CHECKED) != 0) ATK.atk_state_set_add_state (set, ATK.ATK_STATE_CHECKED);
if ((state & ACC.STATE_EXPANDED) != 0) ATK.atk_state_set_add_state (set, ATK.ATK_STATE_EXPANDED);
if ((state & ACC.STATE_FOCUSABLE) != 0) ATK.atk_state_set_add_state (set, ATK.ATK_STATE_FOCUSABLE);
if ((state & ACC.STATE_FOCUSED) != 0) ATK.atk_state_set_add_state (set, ATK.ATK_STATE_FOCUSED);
if ((state & ACC.STATE_HOTTRACKED) != 0) ATK.atk_state_set_add_state (set, ATK.ATK_STATE_ARMED);
if ((state & ACC.STATE_INVISIBLE) == 0) ATK.atk_state_set_add_state (set, ATK.ATK_STATE_VISIBLE);
if ((state & ACC.STATE_MULTISELECTABLE) != 0) ATK.atk_state_set_add_state (set, ATK.ATK_STATE_MULTISELECTABLE);
if ((state & ACC.STATE_OFFSCREEN) == 0) ATK.atk_state_set_add_state (set, ATK.ATK_STATE_SHOWING);
if ((state & ACC.STATE_PRESSED) != 0) ATK.atk_state_set_add_state (set, ATK.ATK_STATE_PRESSED);
if ((state & ACC.STATE_READONLY) == 0) ATK.atk_state_set_add_state (set, ATK.ATK_STATE_EDITABLE);
if ((state & ACC.STATE_SELECTABLE) != 0) ATK.atk_state_set_add_state (set, ATK.ATK_STATE_SELECTABLE);
if ((state & ACC.STATE_SELECTED) != 0) ATK.atk_state_set_add_state (set, ATK.ATK_STATE_SELECTED);
if ((state & ACC.STATE_SIZEABLE) != 0) ATK.atk_state_set_add_state (set, ATK.ATK_STATE_RESIZABLE);
if ((state & ACC.STATE_DISABLED) == 0) ATK.atk_state_set_add_state (set, ATK.ATK_STATE_ENABLED);
if ((state & ACC.STATE_ACTIVE) != 0) ATK.atk_state_set_add_state (set, ATK.ATK_STATE_ACTIVE);
if ((state & ACC.STATE_SINGLELINE) != 0) ATK.atk_state_set_add_state (set, ATK.ATK_STATE_SINGLE_LINE);
if ((state & ACC.STATE_MULTILINE) != 0) ATK.atk_state_set_add_state (set, ATK.ATK_STATE_MULTI_LINE);
if ((state & ACC.STATE_REQUIRED) != 0) ATK.atk_state_set_add_state (set, ATK.ATK_STATE_REQUIRED);
if ((state & ACC.STATE_INVALID_ENTRY) != 0) ATK.atk_state_set_add_state (set, ATK.ATK_STATE_INVALID_ENTRY);
if ((state & ACC.STATE_SUPPORTS_AUTOCOMPLETION) != 0) ATK.atk_state_set_add_state (set, ATK.ATK_STATE_SUPPORTS_AUTOCOMPLETION);
/* Note: STATE_COLLAPSED, STATE_LINKED and STATE_NORMAL have no ATK equivalents */
}
return set;
}
}
return parentResult;
}
/**
* Fills a Java AtkSelectionIface struct with that of the parent class.
* This is a Java implementation of what is referred to in GObject as "chaining up".
* See: https://developer.gnome.org/gobject/stable/howto-gobject-chainup.html
*
* @param atkObject a pointer to the current AtkObject
*
* @return an AtkSelectionIface Java object representing the interface struct of atkObject's
* parent
*/
static AtkSelectionIface getParentSelectionIface (long atkObject) {
long type = OS.swt_fixed_accessible_get_type() ;
if (OS.g_type_is_a (OS.g_type_parent (type), ATK.ATK_TYPE_SELECTION())) {
AtkSelectionIface iface = new AtkSelectionIface ();
ATK.memmove (iface, OS.g_type_interface_peek_parent (ATK.ATK_SELECTION_GET_IFACE (atkObject)));
return iface;
}
return null;
}
/**
* Determines if the current child of this atkObject is selected.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param index a long integer representing the index
*
* @return a long integer where 1 represents TRUE, 0 otherwise
*/
static long atkSelection_is_child_selected (long atkObject, long index) {
AccessibleObject object = getAccessibleObject (atkObject);
long parentResult = 0;
AtkSelectionIface iface = getParentSelectionIface (atkObject);
if (iface != null && iface.is_child_selected != 0) {
parentResult = ATK.call (iface.is_child_selected, atkObject, index);
}
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleControlListeners;
int length = size(listeners);
if (length > 0) {
AccessibleControlEvent event = new AccessibleControlEvent (accessible);
event.childID = object.id;
for (int i = 0; i < length; i++) {
AccessibleControlListener listener = listeners.get (i);
listener.getSelection (event);
}
Accessible result = event.accessible;
AccessibleObject accessibleObject = result != null ? result.getAccessibleObject() : object.getChildByID (event.childID);
if (accessibleObject != null) {
return accessibleObject.index == index ? 1 : 0;
}
}
}
return parentResult;
}
/**
* Gets a reference to the atkObject representing the specified
* selected child of the object.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param index a long integer representing the index
*
* @return a pointer to the AtkObject representing the selected accessible,
* or 0
*/
static long atkSelection_ref_selection (long atkObject, long index) {
AccessibleObject object = getAccessibleObject (atkObject);
long parentResult = 0;
AtkSelectionIface iface = getParentSelectionIface (atkObject);
if (iface != null && iface.ref_selection != 0) {
parentResult = ATK.call (iface.ref_selection, atkObject, index);
}
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleControlListeners;
int length = size(listeners);
if (length > 0) {
AccessibleControlEvent event = new AccessibleControlEvent (accessible);
event.childID = object.id;
for (int i = 0; i < length; i++) {
AccessibleControlListener listener = listeners.get (i);
listener.getSelection (event);
}
AccessibleObject accObj = object.getChildByID (event.childID);
if (accObj != null) {
if (parentResult != 0) OS.g_object_unref (parentResult);
OS.g_object_ref (accObj.atkHandle);
return accObj.atkHandle;
}
}
}
return parentResult;
}
/**
* Fills a Java AtkTableIface struct with that of the parent class.
* This is a Java implementation of what is referred to in GObject as "chaining up".
* See: https://developer.gnome.org/gobject/stable/howto-gobject-chainup.html
*
* @param atkObject a pointer to the current AtkObject
*
* @return an AtkTableIface Java object representing the interface struct of atkObject's
* parent
*/
static AtkTableIface getParentTableIface (long atkObject) {
long type = OS.swt_fixed_accessible_get_type();
if (OS.g_type_is_a (OS.g_type_parent (type), ATK.ATK_TYPE_TABLE())) {
AtkTableIface iface = new AtkTableIface ();
ATK.memmove (iface, OS.g_type_interface_peek_parent (ATK.ATK_TABLE_GET_IFACE (atkObject)));
return iface;
}
return null;
}
/**
* Get a reference to the table cell at row, column.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param row a long integer representing a row in atkObject
* @param column a long integer representing a column in atkObject
*
* @return a pointer to an AtkObject representing the specified table
*/
static long atkTable_ref_at (long atkObject, long row, long column) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTableListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTableEvent event = new AccessibleTableEvent(accessible);
event.row = (int)row;
event.column = (int)column;
for (int i = 0; i < length; i++) {
AccessibleTableListener listener = listeners.get(i);
listener.getCell(event);
}
Accessible result = event.accessible;
if (result != null) {
AccessibleObject accessibleObject = result.getAccessibleObject();
OS.g_object_ref(accessibleObject.atkHandle);
return accessibleObject.atkHandle;
}
}
}
long parentResult = 0;
AtkTableIface iface = getParentTableIface (atkObject);
if (iface != null && iface.ref_at != 0) {
parentResult = ATK.call (iface.ref_at, atkObject, row, column);
}
return parentResult;
}
/**
* Get a reference to the table cell at row, column.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param row a long integer representing a row in atkObject
* @param column a long integer representing a column in atkObject
*
* @return a pointer to an AtkObject representing the specified table
*/
static long atkTable_get_index_at (long atkObject, long row, long column) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTableListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTableEvent event = new AccessibleTableEvent(accessible);
event.row = (int)row;
event.column = (int)column;
for (int i = 0; i < length; i++) {
AccessibleTableListener listener = listeners.get(i);
listener.getCell(event);
}
Accessible result = event.accessible;
if (result == null) return -1;
event = new AccessibleTableEvent(accessible);
for (int i = 0; i < length; i++) {
AccessibleTableListener listener = listeners.get(i);
listener.getColumnCount(event);
}
return row * event.count + column;
}
}
long parentResult = 0;
AtkTableIface iface = getParentTableIface (atkObject);
if (iface != null && iface.get_index_at != 0) {
parentResult = ATK.call (iface.get_index_at, atkObject, row, column);
}
return parentResult;
}
/**
* Gets a gint representing the column at the specified index.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param index a long integer representing an index in the table
*
* @return a long integer representing the column at the specified index, or
* -1
*/
static long atkTable_get_column_at_index (long atkObject, long index) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTableListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTableEvent event = new AccessibleTableEvent(accessible);
for (int i = 0; i < length; i++) {
AccessibleTableListener listener = listeners.get(i);
listener.getColumnCount(event);
}
long result = event.count == 0 ? -1 : index % event.count;
return result;
}
}
long parentResult = 0;
AtkTableIface iface = getParentTableIface (atkObject);
if (iface != null && iface.get_column_at_index != 0) {
parentResult = ATK.call (iface.get_column_at_index, atkObject, index);
}
return parentResult;
}
/**
* Gets a gint representing the row at the specified index.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param index a long integer representing an index in the table
*
* @return a long integer representing the row at the specified index, or
* -1
*/
static long atkTable_get_row_at_index (long atkObject, long index) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTableListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTableEvent event = new AccessibleTableEvent(accessible);
for (int i = 0; i < length; i++) {
AccessibleTableListener listener = listeners.get(i);
listener.getColumnCount(event);
}
long result = event.count == 0 ? -1 : index / event.count;
return result;
}
}
long parentResult = 0;
AtkTableIface iface = getParentTableIface (atkObject);
if (iface != null && iface.get_row_at_index != 0) {
parentResult = ATK.call (iface.get_row_at_index, atkObject, index);
}
return parentResult;
}
/**
* Gets the number of columns in the table.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
*
* @return a long integer representing the number of columns, or
* 0
*/
static long atkTable_get_n_columns (long atkObject) {
AccessibleObject object = getAccessibleObject (atkObject);
long parentResult = 0;
AtkTableIface iface = getParentTableIface (atkObject);
if (iface != null && iface.get_n_columns != 0) {
parentResult = ATK.call (iface.get_n_columns, atkObject);
}
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTableListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTableEvent event = new AccessibleTableEvent(accessible);
event.count = (int)parentResult;
for (int i = 0; i < length; i++) {
AccessibleTableListener listener = listeners.get(i);
listener.getColumnCount(event);
parentResult = event.count;
}
}
}
return parentResult;
}
/**
* Gets the number of rows in the table.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
*
* @return a long integer representing the number of rows, or
* 0
*/
static long atkTable_get_n_rows (long atkObject) {
AccessibleObject object = getAccessibleObject (atkObject);
long parentResult = 0;
AtkTableIface iface = getParentTableIface (atkObject);
if (iface != null && iface.get_n_rows != 0) {
parentResult = ATK.call (iface.get_n_rows, atkObject);
}
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTableListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTableEvent event = new AccessibleTableEvent(accessible);
event.count = (int)parentResult;
for (int i = 0; i < length; i++) {
AccessibleTableListener listener = listeners.get(i);
listener.getRowCount(event);
parentResult = event.count;
}
}
}
return parentResult;
}
/**
* Gets the number of columns occupied at the specified row
* and column.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param row a long integer representing the row
* @param column a long integer representing the column
*
* @return a long integer representing the column extent at the
* specified position, or 0
*/
static long atkTable_get_column_extent_at (long atkObject, long row, long column) {
AccessibleObject object = getAccessibleObject (atkObject);
long parentResult = 0;
AtkTableIface iface = getParentTableIface (atkObject);
if (iface != null && iface.get_column_extent_at != 0) {
parentResult = ATK.call (iface.get_column_extent_at, atkObject, row, column);
}
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTableListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTableEvent event = new AccessibleTableEvent(accessible);
event.row = (int)row;
event.column = (int)column;
for (int i = 0; i < length; i++) {
AccessibleTableListener listener = listeners.get(i);
listener.getCell(event);
}
Accessible result = event.accessible;
if (result != null) {
List listeners2 = result.accessibleTableCellListeners;
length = size(listeners2);
if (length > 0) {
AccessibleTableCellEvent cellEvent = new AccessibleTableCellEvent(result);
cellEvent.count = (int)parentResult;
for (int i = 0; i < length; i++) {
AccessibleTableCellListener listener = listeners2.get(i);
listener.getColumnSpan(cellEvent);
}
return cellEvent.count;
}
}
}
}
return parentResult;
}
/**
* Gets the number of rows occupied at the specified row
* and column.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param row a long integer representing the row
* @param column a long integer representing the column
*
* @return a long integer representing the row extent at the specified
* position, or 0
*/
static long atkTable_get_row_extent_at (long atkObject, long row, long column) {
AccessibleObject object = getAccessibleObject (atkObject);
long parentResult = 0;
AtkTableIface iface = getParentTableIface (atkObject);
if (iface != null && iface.get_row_extent_at != 0) {
parentResult = ATK.call (iface.get_row_extent_at, atkObject, row, column);
}
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTableListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTableEvent event = new AccessibleTableEvent(accessible);
event.row = (int)row;
event.column = (int)column;
for (int i = 0; i < length; i++) {
AccessibleTableListener listener = listeners.get(i);
listener.getCell(event);
}
Accessible result = event.accessible;
if (result != null) {
List listeners2 = result.accessibleTableCellListeners;
length = size(listeners2);
if (length > 0) {
AccessibleTableCellEvent cellEvent = new AccessibleTableCellEvent(result);
cellEvent.count = (int)parentResult;
for (int i = 0; i < length; i++) {
AccessibleTableCellListener listener = listeners2.get(i);
listener.getRowSpan(cellEvent);
}
return cellEvent.count;
}
}
}
}
return parentResult;
}
/**
* Gets the caption for the table.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
*
* @return a pointer to the AtkObject representing the caption, or 0
*/
static long atkTable_get_caption (long atkObject) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTableListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTableEvent event = new AccessibleTableEvent(accessible);
for (int i = 0; i < length; i++) {
AccessibleTableListener listener = listeners.get(i);
listener.getCaption(event);
}
Accessible result = event.accessible;
if (result != null) return result.getAccessibleObject().atkHandle;
}
}
long parentResult = 0;
AtkTableIface iface = getParentTableIface (atkObject);
if (iface != null && iface.get_caption != 0) {
parentResult = ATK.call (iface.get_caption, atkObject);
}
return parentResult;
}
/**
* Gets the summary for the table.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
*
* @return a pointer to the AtkObject representing the summary, or 0
*/
static long atkTable_get_summary (long atkObject) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTableListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTableEvent event = new AccessibleTableEvent(accessible);
for (int i = 0; i < length; i++) {
AccessibleTableListener listener = listeners.get(i);
listener.getSummary(event);
}
Accessible result = event.accessible;
if (result != null) return result.getAccessibleObject().atkHandle;
}
}
long parentResult = 0;
AtkTableIface iface = getParentTableIface (atkObject);
if (iface != null && iface.get_summary != 0) {
parentResult = ATK.call (iface.get_summary, atkObject);
}
return parentResult;
}
/**
* Gets the description text of the specified column.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param column a long integer representing the specified column
*
* @return a pointer to the gchar representation of the column description,
* or 0
*/
static long atkTable_get_column_description (long atkObject, long column) {
AccessibleObject object = getAccessibleObject (atkObject);
long parentResult = 0;
AtkTableIface iface = getParentTableIface (atkObject);
if (iface != null && iface.get_column_description != 0) {
parentResult = ATK.call (iface.get_column_description, atkObject, column);
}
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTableListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTableEvent event = new AccessibleTableEvent(accessible);
event.column = (int)column;
if (parentResult != 0) event.result = getString (parentResult);
for (int i = 0; i < length; i++) {
AccessibleTableListener listener = listeners.get(i);
listener.getColumnDescription(event);
}
if (event.result == null) return parentResult;
if (descriptionPtr != -1) OS.g_free (descriptionPtr);
return descriptionPtr = getStringPtr (event.result);
}
}
return parentResult;
}
/**
* Gets the column header of a specified column.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param column a long integer representing the specified column
*
* @return a pointer to the AtkObject representing the specified column
* header, or 0
*/
static long atkTable_get_column_header (long atkObject, long column) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTableListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTableEvent event = new AccessibleTableEvent(accessible);
for (int i = 0; i < length; i++) {
AccessibleTableListener listener = listeners.get(i);
listener.getRowHeaderCells(event);
}
Accessible[] accessibles = event.accessibles;
if (accessibles != null) {
if (0 <= column && column < accessibles.length) {
return accessibles[(int)column].getAccessibleObject().atkHandle;
}
}
}
}
long parentResult = 0;
AtkTableIface iface = getParentTableIface (atkObject);
if (iface != null && iface.get_column_header != 0) {
parentResult = ATK.call (iface.get_column_header, atkObject, column);
}
return parentResult;
}
/**
* Gets the description text of the specified row.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param row a long integer representing the specified row
*
* @return a pointer to the gchar representation of the row description,
* or 0
*/
static long atkTable_get_row_description (long atkObject, long row) {
AccessibleObject object = getAccessibleObject (atkObject);
long parentResult = 0;
AtkTableIface iface = getParentTableIface (atkObject);
if (iface != null && iface.get_row_description != 0) {
parentResult = ATK.call (iface.get_row_description, atkObject, row);
}
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTableListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTableEvent event = new AccessibleTableEvent(accessible);
event.row = (int)row;
if (parentResult != 0) event.result = getString (parentResult);
for (int i = 0; i < length; i++) {
AccessibleTableListener listener = listeners.get(i);
listener.getRowDescription(event);
}
if (event.result == null) return parentResult;
if (descriptionPtr != -1) OS.g_free (descriptionPtr);
return descriptionPtr = getStringPtr (event.result);
}
}
return parentResult;
}
/**
* Gets the column header of a specified row.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param row a long integer representing the specified row
*
* @return a pointer to the AtkObject representing the specified row
* header, or 0
*/
static long atkTable_get_row_header (long atkObject, long row) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTableListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTableEvent event = new AccessibleTableEvent(accessible);
for (int i = 0; i < length; i++) {
AccessibleTableListener listener = listeners.get(i);
listener.getRowHeaderCells(event);
}
Accessible[] accessibles = event.accessibles;
if (accessibles != null) {
if (0 <= row && row < accessibles.length) {
return accessibles[(int)row].getAccessibleObject().atkHandle;
}
}
}
}
long parentResult = 0;
AtkTableIface iface = getParentTableIface (atkObject);
if (iface != null && iface.get_row_header != 0) {
parentResult = ATK.call (iface.get_row_header, atkObject, row);
}
return parentResult;
}
/**
* Gets the selected columns of the table.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param selected an array of integer pointers that is to contain the
* selected column numbers
*
* @return a long integer representing the number of columns selected,
* or 0
*/
static long atkTable_get_selected_columns (long atkObject, long selected) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTableListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTableEvent event = new AccessibleTableEvent(accessible);
for (int i = 0; i < length; i++) {
AccessibleTableListener listener = listeners.get(i);
listener.getSelectedColumns(event);
}
int count = event.selected != null ? event.selected.length : 0;
long result = OS.g_malloc(count * 4);
if (event.selected != null) C.memmove(result, event.selected, count * 4);
if (selected != 0) C.memmove(selected, new long []{result}, C.PTR_SIZEOF);
return count;
}
}
long parentResult = 0;
AtkTableIface iface = getParentTableIface (atkObject);
if (iface != null && iface.get_selected_columns != 0) {
parentResult = ATK.call (iface.get_selected_columns, atkObject, selected);
}
return parentResult;
}
/**
* Gets the selected rows of the table.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param selected an array of integer pointers that is to contain the
* selected row numbers
*
* @return a long integer representing the number of rows selected,
* or 0
*/
static long atkTable_get_selected_rows (long atkObject, long selected) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTableListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTableEvent event = new AccessibleTableEvent(accessible);
for (int i = 0; i < length; i++) {
AccessibleTableListener listener = listeners.get(i);
listener.getSelectedRows(event);
}
int count = event.selected != null ? event.selected.length : 0;
long result = OS.g_malloc(count * 4);
if (event.selected != null) C.memmove(result, event.selected, count * 4);
if (selected != 0) C.memmove(selected, new long []{result}, C.PTR_SIZEOF);
return count;
}
}
long parentResult = 0;
AtkTableIface iface = getParentTableIface (atkObject);
if (iface != null && iface.get_selected_rows != 0) {
parentResult = ATK.call (iface.get_selected_rows, atkObject, selected);
}
return parentResult;
}
/**
* Determines if the specified column is selected.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param column a long integer representing the column
*
* @return a long integer where 1 represents TRUE, 0 otherwise
*/
static long atkTable_is_column_selected (long atkObject, long column) {
AccessibleObject object = getAccessibleObject (atkObject);
long parentResult = 0;
AtkTableIface iface = getParentTableIface (atkObject);
if (iface != null && iface.is_column_selected != 0) {
parentResult = ATK.call (iface.is_column_selected, atkObject, column);
}
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTableListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTableEvent event = new AccessibleTableEvent(accessible);
event.isSelected = parentResult != 0;
event.column = (int)column;
for (int i = 0; i < length; i++) {
AccessibleTableListener listener = listeners.get(i);
listener.isColumnSelected(event);
}
return event.isSelected ? 1 : 0;
}
}
return parentResult;
}
/**
* Determines if the specified row is selected.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param row a long integer representing the row
*
* @return a long integer where 1 represents TRUE, 0 otherwise
*/
static long atkTable_is_row_selected (long atkObject, long row) {
AccessibleObject object = getAccessibleObject (atkObject);
long parentResult = 0;
AtkTableIface iface = getParentTableIface (atkObject);
if (iface != null && iface.is_row_selected != 0) {
parentResult = ATK.call (iface.is_row_selected, atkObject, row);
}
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTableListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTableEvent event = new AccessibleTableEvent(accessible);
event.isSelected = parentResult != 0;
event.row = (int)row;
for (int i = 0; i < length; i++) {
AccessibleTableListener listener = listeners.get(i);
listener.isRowSelected(event);
}
return event.isSelected ? 1 : 0;
}
}
return parentResult;
}
/**
* Determines if the AtkObject at the specified
* column and row is selected.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param row a long integer representing the row
* @param column a long integer representing the column
*
* @return a long integer where 1 represents TRUE, 0 otherwise
*/
static long atkTable_is_selected (long atkObject, long row, long column) {
AccessibleObject object = getAccessibleObject (atkObject);
long parentResult = 0;
AtkTableIface iface = getParentTableIface (atkObject);
if (iface != null && iface.is_selected != 0) {
parentResult = ATK.call (iface.is_selected, atkObject, row, column);
}
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTableListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTableEvent event = new AccessibleTableEvent(accessible);
event.row = (int)row;
event.column = (int)column;
for (int i = 0; i < length; i++) {
AccessibleTableListener listener = listeners.get(i);
listener.getCell(event);
}
Accessible result = event.accessible;
if (result != null) {
List listeners2 = result.accessibleTableCellListeners;
length = size(listeners2);
if (length > 0) {
AccessibleTableCellEvent cellEvent = new AccessibleTableCellEvent(result);
cellEvent.isSelected = parentResult != 0;
for (int i = 0; i < length; i++) {
AccessibleTableCellListener listener = listeners2.get(i);
listener.isSelected(cellEvent);
}
return cellEvent.isSelected ? 1 : 0;
}
}
}
}
return parentResult;
}
/**
* Adds the specified row to the selection.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param row a long integer representing the row
*
* @return a long int representing whether the action succeeded: 1 for success,
* 0 for failure
*/
static long atkTable_add_row_selection (long atkObject, long row) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTableListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTableEvent event = new AccessibleTableEvent(accessible);
event.row = (int)row;
for (int i = 0; i < length; i++) {
AccessibleTableListener listener = listeners.get(i);
listener.selectRow(event);
}
return ACC.OK.equals(event.result) ? 1 : 0;
}
}
long parentResult = 0;
AtkTableIface iface = getParentTableIface (atkObject);
if (iface != null && iface.add_row_selection != 0) {
parentResult = ATK.call (iface.add_row_selection, atkObject, row);
}
return parentResult;
}
/**
* Removes the specified row to the selection.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param row a long integer representing the row
*
* @return a long int representing whether the action succeeded: 1 for success,
* 0 for failure
*/
static long atkTable_remove_row_selection (long atkObject, long row) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTableListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTableEvent event = new AccessibleTableEvent(accessible);
event.row = (int)row;
for (int i = 0; i < length; i++) {
AccessibleTableListener listener = listeners.get(i);
listener.deselectRow(event);
}
return ACC.OK.equals(event.result) ? 1 : 0;
}
}
long parentResult = 0;
AtkTableIface iface = getParentTableIface (atkObject);
if (iface != null && iface.remove_row_selection != 0) {
parentResult = ATK.call (iface.remove_row_selection, atkObject, row);
}
return parentResult;
}
/**
* Adds the specified column to the selection.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param column a long integer representing the column
*
* @return a long int representing whether the action succeeded: 1 for success,
* 0 for failure
*/
static long atkTable_add_column_selection (long atkObject, long column) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTableListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTableEvent event = new AccessibleTableEvent(accessible);
event.column = (int)column;
for (int i = 0; i < length; i++) {
AccessibleTableListener listener = listeners.get(i);
listener.selectColumn(event);
}
return ACC.OK.equals(event.result) ? 1 : 0;
}
}
long parentResult = 0;
AtkTableIface iface = getParentTableIface (atkObject);
if (iface != null && iface.add_column_selection != 0) {
parentResult = ATK.call (iface.add_column_selection, atkObject, column);
}
return parentResult;
}
/**
* Removes the specified column to the selection.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param column a long integer representing the column
*
* @return a long int representing whether the action succeeded: 1 for success,
* 0 for failure
*/
static long atkTable_remove_column_selection (long atkObject, long column) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTableListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTableEvent event = new AccessibleTableEvent(accessible);
event.column = (int)column;
for (int i = 0; i < length; i++) {
AccessibleTableListener listener = listeners.get(i);
listener.deselectColumn(event);
}
return ACC.OK.equals(event.result) ? 1 : 0;
}
}
long parentResult = 0;
AtkTableIface iface = getParentTableIface (atkObject);
if (iface != null && iface.remove_column_selection != 0) {
parentResult = ATK.call (iface.remove_column_selection, atkObject, column);
}
return parentResult;
}
/**
* Fills a Java AtkTextIface struct with that of the parent class.
* This is a Java implementation of what is referred to in GObject as "chaining up".
* See: https://developer.gnome.org/gobject/stable/howto-gobject-chainup.html
*
* @param atkObject a pointer to the current AtkObject
*
* @return an AtkTextIface Java object representing the interface struct of atkObject's
* parent
*/
static AtkTextIface getParentTextIface (long atkObject) {
long type = OS.swt_fixed_accessible_get_type();
if (OS.g_type_is_a (OS.g_type_parent (type), ATK.ATK_TYPE_TEXT())) {
AtkTextIface iface = new AtkTextIface ();
ATK.memmove (iface, OS.g_type_interface_peek_parent (ATK.ATK_TEXT_GET_IFACE (atkObject)));
return iface;
}
return null;
}
static String getString (long strPtr) {
int length = C.strlen (strPtr);
byte [] buffer = new byte [length];
C.memmove (buffer, strPtr, length);
return new String (Converter.mbcsToWcs (buffer));
}
static long getStringPtr (String str) {
byte [] buffer = Converter.wcsToMbcs(str != null ? str : "", true);
long ptr = OS.g_malloc(buffer.length);
C.memmove(ptr, buffer, buffer.length);
return ptr;
}
/**
* Get the bounding box containing the glyph representing the character
* at a particular text offset.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param offset the offset of the text character for which bounding info
* is required
* @param x the pointer for the x coordinate of the bounding box
* @param y the pointer for the y coordinate of the bounding box
* @param width the pointer for the width of the bounding box
* @param height the pointer for the height of the bounding box
* @param coords long int representing the AtkCoordType for the coordinates
*
* @return a long int representation of 0 indicating that the method completed
* successfully
*/
static long atkText_get_character_extents (long atkObject, long offset,
long x, long y, long width, long height, long coords) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTextExtendedListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTextEvent event = new AccessibleTextEvent(accessible);
event.start = (int)offset;
event.end = (int)(offset + 1);
for (int i = 0; i < length; i++) {
AccessibleTextExtendedListener listener = listeners.get(i);
listener.getTextBounds(event);
}
int[] topWindowX = new int [1], topWindowY = new int [1];
if (coords == ATK.ATK_XY_WINDOW) {
windowPoint (object, topWindowX, topWindowY);
event.x -= topWindowX [0];
event.y -= topWindowY [0];
}
C.memmove (x, new int[]{event.x}, 4);
C.memmove (y, new int[]{event.y}, 4);
C.memmove (width, new int[]{event.width}, 4);
C.memmove (height, new int[]{event.height}, 4);
return 0;
}
}
AtkTextIface iface = getParentTextIface (atkObject);
if (iface != null && iface.get_character_extents != 0) {
OS.call (iface.get_character_extents, atkObject, offset, x, y, width, height, coords);
}
return 0;
}
/**
* Get the bounding box for text within the specified range.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param start_offset the offset of the first text character for which
* bounding info is required
* @param end_offset the offset of the last text character after the last
* character for which boundary info is required
* @param coord_type long int representing the AtkCoordType for the coordinates
* @param rect a pointer to the AtkTextRectangle which is filled by this function
*
* @return a long int representation of 0 indicating that the method completed
* successfully
*/
static long atkText_get_range_extents (long atkObject, long start_offset,
long end_offset, long coord_type, long rect) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTextExtendedListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTextEvent event = new AccessibleTextEvent(accessible);
event.start = (int)start_offset;
event.end = (int)end_offset;
for (int i = 0; i < length; i++) {
AccessibleTextExtendedListener listener = listeners.get(i);
listener.getTextBounds(event);
}
int[] topWindowX = new int [1], topWindowY = new int [1];
if (coord_type == ATK.ATK_XY_WINDOW) {
windowPoint (object, topWindowX, topWindowY);
event.x -= topWindowX [0];
event.y -= topWindowY [0];
}
AtkTextRectangle atkRect = new AtkTextRectangle();
atkRect.x = event.x;
atkRect.y = event.y;
atkRect.width = event.width;
atkRect.height = event.height;
ATK.memmove (rect, atkRect, AtkTextRectangle.sizeof);
return 0;
}
}
AtkTextIface iface = getParentTextIface (atkObject);
if (iface != null && iface.get_range_extents != 0) {
ATK.call (iface.get_range_extents, atkObject, start_offset, end_offset, coord_type, rect);
}
return 0;
}
/**
* Creates an AtkAttributeSet which consists of the attributes explicitly
* set at the position offset in the text.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param offset the offset at which to get the attributes
* @param start_offset the address to put the start offset of the range
* @param end_offset the address to put the end offset of the range
*
* @return a pointer to the AtkAttributeSet created
*/
static long atkText_get_run_attributes (long atkObject, long offset,
long start_offset, long end_offset) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleAttributeListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTextAttributeEvent event = new AccessibleTextAttributeEvent(accessible);
event.offset = (int)offset;
for (int i = 0; i < length; i++) {
AccessibleAttributeListener listener = listeners.get(i);
listener.getTextAttributes(event);
}
C.memmove (start_offset, new int []{event.start}, 4);
C.memmove (end_offset, new int []{event.end}, 4);
TextStyle style = event.textStyle;
long result = 0;
AtkAttribute attr = new AtkAttribute();
if (style != null) {
if (style.rise != 0) {
long attrPtr = OS.g_malloc(AtkAttribute.sizeof);
attr.name = OS.g_strdup (ATK.atk_text_attribute_get_name(ATK.ATK_TEXT_ATTR_RISE));
attr.value = getStringPtr (String.valueOf(style.rise));
ATK.memmove(attrPtr, attr, AtkAttribute.sizeof);
result = OS.g_slist_append(result, attrPtr);
}
if (style.underline) {
long attrPtr = OS.g_malloc(AtkAttribute.sizeof);
attr.name = OS.g_strdup (ATK.atk_text_attribute_get_name(ATK.ATK_TEXT_ATTR_UNDERLINE));
String str = "none"; //$NON-NLS-1$
switch (style.underlineStyle) {
case SWT.UNDERLINE_DOUBLE: str = "double"; break; //$NON-NLS-1$
case SWT.UNDERLINE_SINGLE: str = "single"; break; //$NON-NLS-1$
case SWT.UNDERLINE_ERROR: str = "error"; break; //$NON-NLS-1$
case SWT.UNDERLINE_SQUIGGLE: str = "squiggle"; break; //$NON-NLS-1$
}
attr.value = getStringPtr (str);
ATK.memmove(attrPtr, attr, AtkAttribute.sizeof);
result = OS.g_slist_append(result, attrPtr);
}
if (style.strikeout) {
long attrPtr = OS.g_malloc(AtkAttribute.sizeof);
attr.name = OS.g_strdup (ATK.atk_text_attribute_get_name(ATK.ATK_TEXT_ATTR_STRIKETHROUGH));
attr.value = getStringPtr ("1");
ATK.memmove(attrPtr, attr, AtkAttribute.sizeof);
result = OS.g_slist_append(result, attrPtr);
}
Font font = style.font;
if (font != null && !font.isDisposed()) {
//TODO language and direction
long attrPtr;
attrPtr = OS.g_malloc(AtkAttribute.sizeof);
attr.name = OS.g_strdup (ATK.atk_text_attribute_get_name(ATK.ATK_TEXT_ATTR_FAMILY_NAME));
attr.value = OS.g_strdup (OS.pango_font_description_get_family (font.handle));
ATK.memmove(attrPtr, attr, AtkAttribute.sizeof);
result = OS.g_slist_append(result, attrPtr);
attrPtr = OS.g_malloc(AtkAttribute.sizeof);
attr.name = OS.g_strdup (ATK.atk_text_attribute_get_name(ATK.ATK_TEXT_ATTR_SIZE));
attr.value = getStringPtr (String.valueOf (OS.pango_font_description_get_size(font.handle) / OS.PANGO_SCALE));
ATK.memmove(attrPtr, attr, AtkAttribute.sizeof);
result = OS.g_slist_append(result, attrPtr);
attrPtr = OS.g_malloc(AtkAttribute.sizeof);
attr.name = OS.g_strdup (ATK.atk_text_attribute_get_name(ATK.ATK_TEXT_ATTR_STYLE));
attr.value = OS.g_strdup (ATK.atk_text_attribute_get_value(ATK.ATK_TEXT_ATTR_STYLE, OS.pango_font_description_get_style(font.handle)));
ATK.memmove(attrPtr, attr, AtkAttribute.sizeof);
result = OS.g_slist_append(result, attrPtr);
attrPtr = OS.g_malloc(AtkAttribute.sizeof);
attr.name = OS.g_strdup (ATK.atk_text_attribute_get_name(ATK.ATK_TEXT_ATTR_VARIANT));
attr.value = OS.g_strdup (ATK.atk_text_attribute_get_value(ATK.ATK_TEXT_ATTR_VARIANT, OS.pango_font_description_get_variant(font.handle)));
ATK.memmove(attrPtr, attr, AtkAttribute.sizeof);
result = OS.g_slist_append(result, attrPtr);
attrPtr = OS.g_malloc(AtkAttribute.sizeof);
attr.name = OS.g_strdup (ATK.atk_text_attribute_get_name(ATK.ATK_TEXT_ATTR_STRETCH));
attr.value = OS.g_strdup (ATK.atk_text_attribute_get_value(ATK.ATK_TEXT_ATTR_STRETCH, OS.pango_font_description_get_stretch(font.handle)));
ATK.memmove(attrPtr, attr, AtkAttribute.sizeof);
result = OS.g_slist_append(result, attrPtr);
attrPtr = OS.g_malloc(AtkAttribute.sizeof);
attr.name = OS.g_strdup (ATK.atk_text_attribute_get_name(ATK.ATK_TEXT_ATTR_WEIGHT));
attr.value = getStringPtr (String.valueOf (OS.pango_font_description_get_weight(font.handle)));
ATK.memmove(attrPtr, attr, AtkAttribute.sizeof);
result = OS.g_slist_append(result, attrPtr);
}
Color color = style.foreground;
if (color != null && !color.isDisposed()) {
long attrPtr = OS.g_malloc(AtkAttribute.sizeof);
attr.name = OS.g_strdup (ATK.atk_text_attribute_get_name(ATK.ATK_TEXT_ATTR_FG_COLOR));
attr.value = getStringPtr ((color.handle.red * 255) + "," + (color.handle.green * 255) + "," + (color.handle.blue * 255)); //$NON-NLS-1$ //$NON-NLS-2$
ATK.memmove(attrPtr, attr, AtkAttribute.sizeof);
result = OS.g_slist_append(result, attrPtr);
}
color = style.background;
if (color != null && !color.isDisposed()) {
long attrPtr = OS.g_malloc(AtkAttribute.sizeof);
attr.name = OS.g_strdup (ATK.atk_text_attribute_get_name(ATK.ATK_TEXT_ATTR_BG_COLOR));
attr.value = getStringPtr ((color.handle.red * 255) + "," + (color.handle.green * 255) + "," + (color.handle.blue * 255)); //$NON-NLS-1$ //$NON-NLS-2$
ATK.memmove(attrPtr, attr, AtkAttribute.sizeof);
result = OS.g_slist_append(result, attrPtr);
}
}
if (event.attributes != null) {
int end = event.attributes.length / 2 * 2;
for (int i = 0; i < end; i+= 2) {
long attrPtr = OS.g_malloc(AtkAttribute.sizeof);
attr.name = getStringPtr (event.attributes[i]);
attr.value = getStringPtr (event.attributes[i + 1]);
ATK.memmove(attrPtr, attr, AtkAttribute.sizeof);
result = OS.g_slist_append(result, attrPtr);
}
}
return result;
}
}
long parentResult = 0;
AtkTextIface iface = getParentTextIface (atkObject);
if (iface != null && iface.get_run_attributes != 0) {
parentResult = OS.call (iface.get_run_attributes, atkObject, offset, start_offset, end_offset);
}
return parentResult;
}
/**
* Gets the offset of the character located at coordinates x and y.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param x screen x-position of the character
* @param y screen y-position of the character
* @param coords long int representing the AtkCoordType for the coordinates
*
* @return the offset to the character which is located at the specified
* x and y coordinates
*/
static long atkText_get_offset_at_point (long atkObject, long x,
long y, long coords) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTextExtendedListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTextEvent event = new AccessibleTextEvent(accessible);
event.x = (int)x;
event.y = (int)y;
int[] topWindowX = new int [1], topWindowY = new int [1];
if (coords == ATK.ATK_XY_WINDOW) {
windowPoint (object, topWindowX, topWindowY);
event.x += topWindowX [0];
event.y += topWindowY [0];
}
for (int i = 0; i < length; i++) {
AccessibleTextExtendedListener listener = listeners.get(i);
listener.getOffsetAtPoint(event);
}
return event.offset;
}
}
long parentResult = 0;
AtkTextIface iface = getParentTextIface (atkObject);
if (iface != null && iface.get_offset_at_point != 0) {
parentResult = OS.call (iface.get_offset_at_point, atkObject, x, y, coords);
}
return parentResult;
}
/**
* Adds a selection bounded by the specified offsets.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param start_offset the start position of the selected region
* @param end_offset the offset of the first character after the selected region
*
* @return a long int representation of 1 for success, 0 otherwise
*/
static long atkText_add_selection (long atkObject, long start_offset, long end_offset) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTextExtendedListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTextEvent event = new AccessibleTextEvent(accessible);
event.start = (int)start_offset;
event.end = (int)end_offset;
for (int i = 0; i < length; i++) {
AccessibleTextExtendedListener listener = listeners.get(i);
listener.addSelection(event);
}
return ACC.OK.equals(event.result) ? 1 : 0;
}
}
long parentResult = 0;
AtkTextIface iface = getParentTextIface (atkObject);
if (iface != null && iface.add_selection != 0) {
parentResult = ATK.call (iface.add_selection, atkObject, start_offset, end_offset);
}
return parentResult;
}
/**
* Removes the specified selection.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param selection_num the selection number.
*
* @return a long int representation of 1 for success, 0 otherwise
*/
static long atkText_remove_selection (long atkObject, long selection_num) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTextExtendedListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTextEvent event = new AccessibleTextEvent(accessible);
event.index = (int)selection_num;
for (int i = 0; i < length; i++) {
AccessibleTextExtendedListener listener = listeners.get(i);
listener.removeSelection(event);
}
return ACC.OK.equals(event.result) ? 1 : 0;
}
}
long parentResult = 0;
AtkTextIface iface = getParentTextIface (atkObject);
if (iface != null && iface.remove_selection != 0) {
parentResult = ATK.call (iface.remove_selection, atkObject, selection_num);
}
return parentResult;
}
/**
* Sets the caret (cursor) position to the specified offset.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param offset the position
*
* @return a long int representation of 1 for success, 0 otherwise
*/
static long atkText_set_caret_offset (long atkObject, long offset) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTextExtendedListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTextEvent event = new AccessibleTextEvent(accessible);
event.offset = (int)offset;
for (int i = 0; i < length; i++) {
AccessibleTextExtendedListener listener = listeners.get(i);
listener.setCaretOffset(event);
}
return ACC.OK.equals(event.result) ? 1 : 0;
}
}
AtkTextIface iface = getParentTextIface (atkObject);
if (iface != null && iface.set_caret_offset != 0) {
return ATK.call (iface.set_caret_offset, atkObject, offset);
}
return 0;
}
/**
* Changes the start and end offset of the specified selection.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param selection_num the selection number
* @param start_offset the new start position of the selection
* @param end_offset the new end position of the selection
*
* @return a long int representation of 1 for success, 0 otherwise
*/
static long atkText_set_selection (long atkObject, long selection_num,
long start_offset, long end_offset) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTextExtendedListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTextEvent event = new AccessibleTextEvent(accessible);
event.index = (int)selection_num;
event.start = (int)start_offset;
event.end = (int)end_offset;
for (int i = 0; i < length; i++) {
AccessibleTextExtendedListener listener = listeners.get(i);
listener.setSelection(event);
}
return ACC.OK.equals(event.result) ? 1 : 0;
}
}
long parentResult = 0;
AtkTextIface iface = getParentTextIface (atkObject);
if (iface != null && iface.set_selection != 0) {
parentResult = OS.call (iface.set_selection, atkObject, selection_num, start_offset, end_offset);
}
return parentResult;
}
/**
* Gets the offset position of the caret (cursor).
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
*
* @return a long int representation of the offset position of the caret (cursor)
*/
static long atkText_get_caret_offset (long atkObject) {
AccessibleObject object = getAccessibleObject (atkObject);
long parentResult = 0;
AtkTextIface iface = getParentTextIface (atkObject);
if (iface != null && iface.get_caret_offset != 0) {
parentResult = ATK.call (iface.get_caret_offset, atkObject);
}
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTextExtendedListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTextEvent event = new AccessibleTextEvent(accessible);
for (int i = 0; i < length; i++) {
AccessibleTextExtendedListener listener = listeners.get(i);
listener.getCaretOffset (event);
}
return event.offset;
}
List listeners2 = accessible.accessibleTextListeners;
length = size(listeners2);
if (length > 0) {
AccessibleTextEvent event = new AccessibleTextEvent (object.accessible);
event.childID = object.id;
event.offset = (int)parentResult;
for (int i = 0; i < length; i++) {
AccessibleTextListener listener = listeners2.get(i);
listener.getCaretOffset (event);
}
return event.offset;
}
}
return parentResult;
}
/**
* Get the ranges of text in the specified bounding box.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param rect the AtkTextRectangle giving the dimensions of the bounding box
* @param coord_type long int representing the AtkCoordType for the coordinates
* @param x_clip_type a long int representing the AtkTextClipType of the
* horizontal clip
* @param y_clip_type a long int representing the AtkTextClipType of the
* vertical clip
*
* @return a pointer to the array of AtkTextRanges
*/
static long atkText_get_bounded_ranges (long atkObject, long rect,
long coord_type, long x_clip_type, long y_clip_type) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTextExtendedListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTextEvent event = new AccessibleTextEvent(accessible);
AtkTextRectangle atkRect = new AtkTextRectangle();
ATK.memmove (atkRect, rect, AtkTextRectangle.sizeof);
event.x = atkRect.x;
event.y = atkRect.y;
event.width = atkRect.width;
event.height = atkRect.height;
for (int i = 0; i < length; i++) {
AccessibleTextExtendedListener listener = listeners.get(i);
listener.getRanges (event);
}
int [] ranges = event.ranges;
int size = ranges == null ? 1 : ranges.length / 2;
long result = C.malloc(size * AtkTextRange.sizeof);
AtkTextRange range = new AtkTextRange();
for (int j = 0, end = (ranges != null ? ranges.length / 2 : 1); j < end; j++) {
if (ranges != null) {
int index = j * 2;
event.start = ranges[index];
event.end = ranges[index+1];
}
event.count = 0;
event.type = ACC.TEXT_BOUNDARY_ALL;
for (int i = 0; i < length; i++) {
AccessibleTextExtendedListener listener = listeners.get(i);
listener.getText(event);
}
range.start_offset = event.start;
range.end_offset = event.end;
range.content = getStringPtr (event.result);
event.result = null;
event.count = event.type = event.x = event.y = event.width = event.height = 0;
for (int i = 0; i < length; i++) {
AccessibleTextExtendedListener listener = listeners.get(i);
listener.getTextBounds(event);
}
range.bounds.x = event.x;
range.bounds.y = event.y;
range.bounds.width = event.width;
range.bounds.height = event.height;
ATK.memmove(result + j * AtkTextRange.sizeof, range, AtkTextRange.sizeof);
}
return result;
}
}
long parentResult = 0;
AtkTextIface iface = getParentTextIface (atkObject);
if (iface != null && iface.get_bounded_ranges != 0) {
parentResult = ATK.call (iface.get_bounded_ranges, atkObject);
}
return parentResult;
}
/**
* Gets the specified text.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param offset position
*
* @return a long int representing the character at offset
*/
static long atkText_get_character_at_offset (long atkObject, long offset) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTextExtendedListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTextEvent event = new AccessibleTextEvent(accessible);
event.start = (int)offset;
event.end = (int)(offset + 1);
event.type = ACC.TEXT_BOUNDARY_CHAR;
for (int i = 0; i < length; i++) {
AccessibleTextExtendedListener listener = listeners.get(i);
listener.getText(event);
}
String text = event.result;
return text != null && text.length() > 0 ? text.charAt(0) : 0;
}
String text = object.getText ();
if (text != null && text.length() > offset) return text.charAt ((int)offset);
}
AtkTextIface iface = getParentTextIface (atkObject);
if (iface != null && iface.get_character_at_offset != 0) {
return ATK.call (iface.get_character_at_offset, atkObject, offset);
}
return 0;
}
/**
* Gets the character count.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
*
* @return the number of characters
*/
static long atkText_get_character_count (long atkObject) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTextExtendedListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTextEvent event = new AccessibleTextEvent(accessible);
for (int i = 0; i < length; i++) {
AccessibleTextExtendedListener listener = listeners.get(i);
listener.getCharacterCount(event);
}
return event.count;
}
String text = object.getText ();
if (text != null) return text.length ();
}
AtkTextIface iface = getParentTextIface (atkObject);
if (iface != null && iface.get_character_count != 0) {
return ATK.call (iface.get_character_count, atkObject);
}
return 0;
}
/**
* Gets the number of selected regions.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
*
* @return the number of selected regions, or -1 if a failure occurred
*/
static long atkText_get_n_selections (long atkObject) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTextExtendedListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTextEvent event = new AccessibleTextEvent(accessible);
for (int i = 0; i < length; i++) {
AccessibleTextExtendedListener listener = listeners.get(i);
listener.getSelectionCount (event);
}
return event.count;
}
List listeners2 = accessible.accessibleTextListeners;
length = size(listeners2);
if (length > 0) {
AccessibleTextEvent event = new AccessibleTextEvent (object.accessible);
event.childID = object.id;
for (int i = 0; i < length; i++) {
AccessibleTextListener listener = listeners2.get(i);
listener.getSelectionRange (event);
}
if (event.length > 0) return 1;
}
}
long parentResult = 0;
AtkTextIface iface = getParentTextIface (atkObject);
if (iface != null && iface.get_n_selections != 0) {
parentResult = ATK.call (iface.get_n_selections, atkObject);
}
return parentResult;
}
/**
* Gets the text from the specified selection.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param selection_num the selection number
* @param start_offset passes back the start position of the selected region
* @param end_offset passes back the end position of the selected region
*
* @return a pointer to the newly allocated string containing the selected text
*/
static long atkText_get_selection (long atkObject, long selection_num,
long start_offset, long end_offset) {
AccessibleObject object = getAccessibleObject (atkObject);
long parentResult = 0;
C.memmove (start_offset, new int[] {0}, 4);
C.memmove (end_offset, new int[] {0}, 4);
AtkTextIface iface = getParentTextIface (atkObject);
if (iface != null && iface.get_selection != 0) {
parentResult = OS.call (iface.get_selection, atkObject, selection_num, start_offset, end_offset);
}
if (object != null) {
int[] parentStart = new int [1];
int[] parentEnd = new int [1];
C.memmove (parentStart, start_offset, 4);
C.memmove (parentEnd, end_offset, 4);
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTextExtendedListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTextEvent event = new AccessibleTextEvent(accessible);
event.index = (int)selection_num;
event.start = parentStart[0];
event.end = parentEnd[0];
for (int i = 0; i < length; i++) {
AccessibleTextExtendedListener listener = listeners.get(i);
listener.getSelection (event);
}
parentStart [0] = event.start;
parentEnd [0] = event.end;
C.memmove (start_offset, parentStart, 4);
C.memmove (end_offset, parentEnd, 4);
event.count = event.index = 0;
event.type = ACC.TEXT_BOUNDARY_ALL;
for (int i = 0; i < length; i++) {
AccessibleTextExtendedListener listener = listeners.get(i);
listener.getText(event);
}
if (parentResult != 0) OS.g_free(parentResult);
return getStringPtr (event.result);
}
if (selection_num == 0) {
List listeners2 = accessible.accessibleTextListeners;
length = size(listeners2);
if (length > 0) {
AccessibleTextEvent event = new AccessibleTextEvent (accessible);
event.childID = object.id;
event.offset = parentStart [0];
event.length = parentEnd [0] - parentStart [0];
for (int i = 0; i < length; i++) {
AccessibleTextListener listener = listeners2.get(i);
listener.getSelectionRange (event);
}
C.memmove (start_offset, new int[] {event.offset}, 4);
C.memmove (end_offset, new int[] {event.offset + event.length}, 4);
if (parentResult != 0) OS.g_free(parentResult);
String text = object.getText();
if (text != null && text.length () > event.offset && text.length() >= event.offset + event.length) {
return getStringPtr (text.substring(event.offset, event.offset + event.length));
}
if (iface != null && iface.get_text != 0) {
return ATK.call (iface.get_text, atkObject, event.offset, event.offset + event.length);
}
return 0;
}
}
}
return parentResult;
}
/**
* Gets the specified text.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param start_offset start position
* @param end_offset end position, or -1 for the end of the string
*
* @return a pointer to the newly allocated string containing the text
* from start_offset up to (but not including) end_offset
*/
static long atkText_get_text (long atkObject, long start_offset, long end_offset) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTextExtendedListeners;
int length = size(listeners);
if (length > 0) {
AccessibleTextEvent event = new AccessibleTextEvent(accessible);
event.start = (int)start_offset;
event.end = (int)end_offset;
event.type = ACC.TEXT_BOUNDARY_ALL;
for (int i = 0; i < length; i++) {
AccessibleTextExtendedListener listener = listeners.get(i);
listener.getText(event);
}
return getStringPtr (event.result);
}
String text = object.getText ();
if (text != null && text.length () > 0) {
if (end_offset == -1) {
end_offset = text.length ();
} else {
end_offset = Math.min (end_offset, text.length ());
}
start_offset = Math.min (start_offset, end_offset);
text = text.substring ((int)start_offset, (int)end_offset);
return getStringPtr (text);
}
}
AtkTextIface iface = getParentTextIface (atkObject);
if (iface != null && iface.get_text != 0) {
return ATK.call (iface.get_text, atkObject, start_offset, end_offset);
}
return 0;
}
/**
* Gets the specified text.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param offset position
* @param boundary_type the AtkTextBoundary
* @param start_offset the start offset of the returned string
* @param end_offset the end_offset of the first character after the returned string
*
* @return a pointer to the newly allocated string containing
* the text after offset bounded by the specified boundary_type
*/
static long atkText_get_text_after_offset (long atkObject, long offset_value,
long boundary_type, long start_offset, long end_offset) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTextExtendedListeners;
int length = size(listeners);
if (length > 0) {
long charCount = atkText_get_character_count (atkObject);
AccessibleTextEvent event = new AccessibleTextEvent(accessible);
event.start = event.end = (int)offset_value;
event.count = 1;
switch ((int)boundary_type) {
case ATK.ATK_TEXT_BOUNDARY_CHAR: event.type = ACC.TEXT_BOUNDARY_CHAR; break;
case ATK.ATK_TEXT_BOUNDARY_WORD_START: event.type = ACC.TEXT_BOUNDARY_WORD; break;
case ATK.ATK_TEXT_BOUNDARY_WORD_END: event.type = ACC.TEXT_BOUNDARY_WORD; break;
case ATK.ATK_TEXT_BOUNDARY_SENTENCE_START: event.type = ACC.TEXT_BOUNDARY_SENTENCE; break;
case ATK.ATK_TEXT_BOUNDARY_SENTENCE_END: event.type = ACC.TEXT_BOUNDARY_SENTENCE; break;
case ATK.ATK_TEXT_BOUNDARY_LINE_START: event.type = ACC.TEXT_BOUNDARY_LINE; break;
case ATK.ATK_TEXT_BOUNDARY_LINE_END: event.type = ACC.TEXT_BOUNDARY_LINE; break;
}
int eventStart = event.start;
int eventEnd = event.end;
for (int i = 0; i < length; i++) {
AccessibleTextExtendedListener listener = listeners.get(i);
listener.getText(event);
}
switch ((int)boundary_type) {
case ATK.ATK_TEXT_BOUNDARY_WORD_START:
case ATK.ATK_TEXT_BOUNDARY_SENTENCE_START:
case ATK.ATK_TEXT_BOUNDARY_LINE_START:
if (event.end < charCount) {
int start = event.start;
event.start = eventStart;
event.end = eventEnd;
event.count = 2;
for (int i = 0; i < length; i++) {
AccessibleTextExtendedListener listener = listeners.get(i);
listener.getText(event);
}
event.end = event.start;
event.start = start;
event.type = ACC.TEXT_BOUNDARY_ALL;
event.count = 0;
for (int i = 0; i < length; i++) {
AccessibleTextExtendedListener listener = listeners.get(i);
listener.getText(event);
}
}
break;
case ATK.ATK_TEXT_BOUNDARY_WORD_END:
case ATK.ATK_TEXT_BOUNDARY_SENTENCE_END:
case ATK.ATK_TEXT_BOUNDARY_LINE_END:
if (0 < event.start) {
int end = event.end;
event.start = eventStart;
event.end = eventEnd;
event.count = 0;
for (int i = 0; i < length; i++) {
AccessibleTextExtendedListener listener = listeners.get(i);
listener.getText(event);
}
event.start = event.end;
event.end = end;
event.type = ACC.TEXT_BOUNDARY_ALL;
event.count = 0;
for (int i = 0; i < length; i++) {
AccessibleTextExtendedListener listener = listeners.get(i);
listener.getText(event);
}
}
break;
}
C.memmove (start_offset, new int[] {event.start}, 4);
C.memmove (end_offset, new int[] {event.end}, 4);
return getStringPtr (event.result);
}
int offset = (int)offset_value;
String text = object.getText ();
if (text != null && text.length () > 0) {
length = text.length ();
offset = Math.min (offset, length - 1);
int startBounds = offset;
int endBounds = offset;
switch ((int)boundary_type) {
case ATK.ATK_TEXT_BOUNDARY_CHAR: {
if (length > offset) endBounds++;
break;
}
case ATK.ATK_TEXT_BOUNDARY_WORD_START: {
int wordStart1 = nextIndexOfChar (text, " !?.\n", offset - 1);
if (wordStart1 == -1) {
startBounds = endBounds = length;
break;
}
wordStart1 = nextIndexOfNotChar (text, " !?.\n", wordStart1);
if (wordStart1 == length) {
startBounds = endBounds = length;
break;
}
startBounds = wordStart1;
int wordStart2 = nextIndexOfChar (text, " !?.\n", wordStart1);
if (wordStart2 == -1) {
endBounds = length;
break;
}
endBounds = nextIndexOfNotChar (text, " !?.\n", wordStart2);
break;
}
case ATK.ATK_TEXT_BOUNDARY_WORD_END: {
int previousWordEnd = previousIndexOfNotChar (text, " \n", offset);
if (previousWordEnd == -1 || previousWordEnd != offset - 1) {
offset = nextIndexOfNotChar (text, " \n", offset);
}
if (offset == -1) {
startBounds = endBounds = length;
break;
}
int wordEnd1 = nextIndexOfChar (text, " !?.\n", (int)offset);
if (wordEnd1 == -1) {
startBounds = endBounds = length;
break;
}
wordEnd1 = nextIndexOfNotChar (text, "!?.", wordEnd1);
if (wordEnd1 == length) {
startBounds = endBounds = length;
break;
}
startBounds = wordEnd1;
int wordEnd2 = nextIndexOfNotChar (text, " \n", wordEnd1);
if (wordEnd2 == length) {
startBounds = endBounds = length;
break;
}
wordEnd2 = nextIndexOfChar (text, " !?.\n", wordEnd2);
if (wordEnd2 == -1) {
endBounds = length;
break;
}
endBounds = nextIndexOfNotChar (text, "!?.", wordEnd2);
break;
}
case ATK.ATK_TEXT_BOUNDARY_SENTENCE_START: {
int previousSentenceEnd = previousIndexOfChar (text, "!?.", offset);
int previousText = previousIndexOfNotChar (text, " !?.\n", offset);
int sentenceStart1 = 0;
if (previousSentenceEnd >= previousText) {
sentenceStart1 = nextIndexOfNotChar (text, " !?.\n", offset);
} else {
sentenceStart1 = nextIndexOfChar (text, "!?.", offset);
if (sentenceStart1 == -1) {
startBounds = endBounds = length;
break;
}
sentenceStart1 = nextIndexOfNotChar (text, " !?.\n", sentenceStart1);
}
if (sentenceStart1 == length) {
startBounds = endBounds = length;
break;
}
startBounds = sentenceStart1;
int sentenceStart2 = nextIndexOfChar (text, "!?.", sentenceStart1);
if (sentenceStart2 == -1) {
endBounds = length;
break;
}
endBounds = nextIndexOfNotChar (text, " !?.\n", sentenceStart2);
break;
}
case ATK.ATK_TEXT_BOUNDARY_SENTENCE_END: {
int sentenceEnd1 = nextIndexOfChar (text, "!?.", offset);
if (sentenceEnd1 == -1) {
startBounds = endBounds = length;
break;
}
sentenceEnd1 = nextIndexOfNotChar (text, "!?.", sentenceEnd1);
if (sentenceEnd1 == length) {
startBounds = endBounds = length;
break;
}
startBounds = sentenceEnd1;
int sentenceEnd2 = nextIndexOfNotChar (text, " \n", sentenceEnd1);
if (sentenceEnd2 == length) {
startBounds = endBounds = length;
break;
}
sentenceEnd2 = nextIndexOfChar (text, "!?.", sentenceEnd2);
if (sentenceEnd2 == -1) {
endBounds = length;
break;
}
endBounds = nextIndexOfNotChar (text, "!?.", sentenceEnd2);
break;
}
case ATK.ATK_TEXT_BOUNDARY_LINE_START: {
int lineStart1 = text.indexOf ('\n', offset - 1);
if (lineStart1 == -1) {
startBounds = endBounds = length;
break;
}
lineStart1 = nextIndexOfNotChar (text, "\n", lineStart1);
if (lineStart1 == length) {
startBounds = endBounds = length;
break;
}
startBounds = lineStart1;
int lineStart2 = text.indexOf ('\n', lineStart1);
if (lineStart2 == -1) {
endBounds = length;
break;
}
lineStart2 = nextIndexOfNotChar (text, "\n", lineStart2);
endBounds = lineStart2;
break;
}
case ATK.ATK_TEXT_BOUNDARY_LINE_END: {
int lineEnd1 = nextIndexOfChar (text, "\n", offset);
if (lineEnd1 == -1) {
startBounds = endBounds = length;
break;
}
startBounds = lineEnd1;
if (startBounds == length) {
endBounds = length;
break;
}
int lineEnd2 = nextIndexOfChar (text, "\n", lineEnd1 + 1);
if (lineEnd2 == -1) {
endBounds = length;
break;
}
endBounds = lineEnd2;
break;
}
}
C.memmove (start_offset, new int[] {startBounds}, 4);
C.memmove (end_offset, new int[] {endBounds}, 4);
text = text.substring (startBounds, endBounds);
return getStringPtr (text);
}
}
AtkTextIface iface = getParentTextIface (atkObject);
if (iface != null && iface.get_text_after_offset != 0) {
return ATK.call (iface.get_text_after_offset, atkObject, offset_value, boundary_type, start_offset, end_offset);
}
return 0;
}
/**
* Gets the specified text.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param offset position
* @param boundary_type the AtkTextBoundary
* @param start_offset the start offset of the returned string
* @param end_offset the end_offset of the first character after the returned string
*
* @return a pointer to the newly allocated string containing the
* text at offset bounded by the specified boundary_type
*/
static long atkText_get_text_at_offset (long atkObject, long offset_value,
long boundary_type, long start_offset, long end_offset) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTextExtendedListeners;
int length = size(listeners);
if (length > 0) {
long charCount = atkText_get_character_count (atkObject);
AccessibleTextEvent event = new AccessibleTextEvent(accessible);
event.start = event.end = (int)offset_value;
event.count = 0;
switch ((int)boundary_type) {
case ATK.ATK_TEXT_BOUNDARY_CHAR: event.type = ACC.TEXT_BOUNDARY_CHAR; break;
case ATK.ATK_TEXT_BOUNDARY_WORD_START: event.type = ACC.TEXT_BOUNDARY_WORD; break;
case ATK.ATK_TEXT_BOUNDARY_WORD_END: event.type = ACC.TEXT_BOUNDARY_WORD; break;
case ATK.ATK_TEXT_BOUNDARY_SENTENCE_START: event.type = ACC.TEXT_BOUNDARY_SENTENCE; break;
case ATK.ATK_TEXT_BOUNDARY_SENTENCE_END: event.type = ACC.TEXT_BOUNDARY_SENTENCE; break;
case ATK.ATK_TEXT_BOUNDARY_LINE_START: event.type = ACC.TEXT_BOUNDARY_LINE; break;
case ATK.ATK_TEXT_BOUNDARY_LINE_END: event.type = ACC.TEXT_BOUNDARY_LINE; break;
}
int eventStart = event.start;
int eventEnd = event.end;
for (int i = 0; i < length; i++) {
AccessibleTextExtendedListener listener = listeners.get(i);
listener.getText(event);
}
switch ((int)boundary_type) {
case ATK.ATK_TEXT_BOUNDARY_WORD_START:
case ATK.ATK_TEXT_BOUNDARY_SENTENCE_START:
case ATK.ATK_TEXT_BOUNDARY_LINE_START:
if (event.end < charCount) {
int start = event.start;
event.start = eventStart;
event.end = eventEnd;
event.count = 1;
for (int i = 0; i < length; i++) {
AccessibleTextExtendedListener listener = listeners.get(i);
listener.getText(event);
}
event.end = event.start;
event.start = start;
event.type = ACC.TEXT_BOUNDARY_ALL;
event.count = 0;
for (int i = 0; i < length; i++) {
AccessibleTextExtendedListener listener = listeners.get(i);
listener.getText(event);
}
}
break;
case ATK.ATK_TEXT_BOUNDARY_WORD_END:
case ATK.ATK_TEXT_BOUNDARY_SENTENCE_END:
case ATK.ATK_TEXT_BOUNDARY_LINE_END:
if (0 < event.start) {
int end = event.end;
event.start = eventStart;
event.end = eventEnd;
event.count = -1;
for (int i = 0; i < length; i++) {
AccessibleTextExtendedListener listener = listeners.get(i);
listener.getText(event);
}
event.start = event.end;
event.end = end;
event.type = ACC.TEXT_BOUNDARY_ALL;
event.count = 0;
for (int i = 0; i < length; i++) {
AccessibleTextExtendedListener listener = listeners.get(i);
listener.getText(event);
}
}
break;
}
C.memmove (start_offset, new int[] {event.start}, 4);
C.memmove (end_offset, new int[] {event.end}, 4);
return getStringPtr (event.result);
}
int offset = (int)offset_value;
String text = object.getText ();
if (text != null && text.length () > 0) {
length = text.length ();
offset = Math.min (offset, length - 1);
int startBounds = offset;
int endBounds = offset;
switch ((int)boundary_type) {
case ATK.ATK_TEXT_BOUNDARY_CHAR: {
if (length > offset) endBounds++;
break;
}
case ATK.ATK_TEXT_BOUNDARY_WORD_START: {
int wordStart1 = previousIndexOfNotChar (text, " !?.\n", offset);
if (wordStart1 == -1) {
startBounds = endBounds = 0;
break;
}
wordStart1 = previousIndexOfChar (text, " !?.\n", wordStart1) + 1;
if (wordStart1 == -1) {
startBounds = 0;
break;
}
startBounds = wordStart1;
int wordStart2 = nextIndexOfChar (text, " !?.\n", wordStart1);
endBounds = nextIndexOfNotChar (text, " !?.\n", wordStart2);
break;
}
case ATK.ATK_TEXT_BOUNDARY_WORD_END: {
int wordEnd1 = previousIndexOfNotChar (text, "!?.", offset + 1);
wordEnd1 = previousIndexOfChar (text, " !?.\n", wordEnd1);
wordEnd1 = previousIndexOfNotChar (text, " \n", wordEnd1 + 1);
if (wordEnd1 == -1) {
startBounds = endBounds = 0;
break;
}
startBounds = wordEnd1 + 1;
int wordEnd2 = nextIndexOfNotChar (text, " \n", startBounds);
if (wordEnd2 == length) {
endBounds = startBounds;
break;
}
wordEnd2 = nextIndexOfChar (text, " !?.\n", wordEnd2);
if (wordEnd2 == -1) {
endBounds = startBounds;
break;
}
endBounds = nextIndexOfNotChar (text, "!?.", wordEnd2);
break;
}
case ATK.ATK_TEXT_BOUNDARY_SENTENCE_START: {
int sentenceStart1 = previousIndexOfNotChar (text, " !?.\n", offset + 1);
if (sentenceStart1 == -1) {
startBounds = endBounds = 0;
break;
}
sentenceStart1 = previousIndexOfChar (text, "!?.", sentenceStart1) + 1;
startBounds = nextIndexOfNotChar (text, " \n", sentenceStart1);
int sentenceStart2 = nextIndexOfChar (text, "!?.", startBounds);
endBounds = nextIndexOfNotChar (text, " !?.\n", sentenceStart2);
break;
}
case ATK.ATK_TEXT_BOUNDARY_SENTENCE_END: {
int sentenceEnd1 = previousIndexOfNotChar (text, "!?.", offset + 1);
sentenceEnd1 = previousIndexOfChar (text, "!?.", sentenceEnd1);
sentenceEnd1 = previousIndexOfNotChar (text, " \n", sentenceEnd1 + 1);
if (sentenceEnd1 == -1) {
startBounds = endBounds = 0;
break;
}
startBounds = sentenceEnd1 + 1;
int sentenceEnd2 = nextIndexOfNotChar (text, " \n", startBounds);
if (sentenceEnd2 == length) {
endBounds = startBounds;
break;
}
sentenceEnd2 = nextIndexOfChar (text, "!?.", sentenceEnd2);
if (sentenceEnd2 == -1) {
endBounds = startBounds;
break;
}
endBounds = nextIndexOfNotChar (text, "!?.", sentenceEnd2);
break;
}
case ATK.ATK_TEXT_BOUNDARY_LINE_START: {
startBounds = previousIndexOfChar (text, "\n", offset) + 1;
int lineEnd2 = nextIndexOfChar (text, "\n", startBounds);
if (lineEnd2 < length) lineEnd2++;
endBounds = lineEnd2;
break;
}
case ATK.ATK_TEXT_BOUNDARY_LINE_END: {
int lineEnd1 = previousIndexOfChar (text, "\n", offset);
if (lineEnd1 == -1) {
startBounds = endBounds = 0;
break;
}
startBounds = lineEnd1;
endBounds = nextIndexOfChar (text, "\n", lineEnd1 + 1);
}
}
C.memmove (start_offset, new int[] {startBounds}, 4);
C.memmove (end_offset, new int[] {endBounds}, 4);
text = text.substring (startBounds, endBounds);
return getStringPtr (text);
}
}
AtkTextIface iface = getParentTextIface (atkObject);
if (iface != null && iface.get_text_at_offset != 0) {
return ATK.call (iface.get_text_at_offset, atkObject, offset_value, boundary_type, start_offset, end_offset);
}
return 0;
}
/**
* Gets the specified text.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param offset position
* @param boundary_type the AtkTextBoundary
* @param start_offset the start offset of the returned string
* @param end_offset the end_offset of the first character after the returned string
*
* @return a pointer to the newly allocated string containing
* the text before offset bounded by the specified boundary_type
*/
static long atkText_get_text_before_offset (long atkObject, long offset_value,
long boundary_type, long start_offset, long end_offset) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleTextExtendedListeners;
int length = size(listeners);
if (length > 0) {
long charCount = atkText_get_character_count (atkObject);
AccessibleTextEvent event = new AccessibleTextEvent(accessible);
event.start = event.end = (int)offset_value;
event.count = -1;
switch ((int)boundary_type) {
case ATK.ATK_TEXT_BOUNDARY_CHAR: event.type = ACC.TEXT_BOUNDARY_CHAR; break;
case ATK.ATK_TEXT_BOUNDARY_WORD_START: event.type = ACC.TEXT_BOUNDARY_WORD; break;
case ATK.ATK_TEXT_BOUNDARY_WORD_END: event.type = ACC.TEXT_BOUNDARY_WORD; break;
case ATK.ATK_TEXT_BOUNDARY_SENTENCE_START: event.type = ACC.TEXT_BOUNDARY_SENTENCE; break;
case ATK.ATK_TEXT_BOUNDARY_SENTENCE_END: event.type = ACC.TEXT_BOUNDARY_SENTENCE; break;
case ATK.ATK_TEXT_BOUNDARY_LINE_START: event.type = ACC.TEXT_BOUNDARY_LINE; break;
case ATK.ATK_TEXT_BOUNDARY_LINE_END: event.type = ACC.TEXT_BOUNDARY_LINE; break;
}
int eventStart = event.start;
int eventEnd = event.end;
for (int i = 0; i < length; i++) {
AccessibleTextExtendedListener listener = listeners.get(i);
listener.getText(event);
}
C.memmove (start_offset, new int[] {event.start}, 4);
C.memmove (end_offset, new int[] {event.end}, 4);
switch ((int)boundary_type) {
case ATK.ATK_TEXT_BOUNDARY_WORD_START:
case ATK.ATK_TEXT_BOUNDARY_SENTENCE_START:
case ATK.ATK_TEXT_BOUNDARY_LINE_START:
if (event.end < charCount) {
int start = event.start;
event.start = eventStart;
event.end = eventEnd;
event.count = 0;
for (int i = 0; i < length; i++) {
AccessibleTextExtendedListener listener = listeners.get(i);
listener.getText(event);
}
event.end = event.start;
event.start = start;
event.type = ACC.TEXT_BOUNDARY_ALL;
event.count = 0;
for (int i = 0; i < length; i++) {
AccessibleTextExtendedListener listener = listeners.get(i);
listener.getText(event);
}
}
break;
case ATK.ATK_TEXT_BOUNDARY_WORD_END:
case ATK.ATK_TEXT_BOUNDARY_SENTENCE_END:
case ATK.ATK_TEXT_BOUNDARY_LINE_END:
if (0 < event.start) {
int end = event.end;
event.start = eventStart;
event.end = eventEnd;
event.count = -2;
for (int i = 0; i < length; i++) {
AccessibleTextExtendedListener listener = listeners.get(i);
listener.getText(event);
}
event.start = event.end;
event.end = end;
event.type = ACC.TEXT_BOUNDARY_ALL;
event.count = 0;
for (int i = 0; i < length; i++) {
AccessibleTextExtendedListener listener = listeners.get(i);
listener.getText(event);
}
}
break;
}
return getStringPtr (event.result);
}
int offset = (int)offset_value;
String text = object.getText ();
if (text != null && text.length () > 0) {
length = text.length ();
offset = Math.min (offset, length - 1);
int startBounds = offset;
int endBounds = offset;
switch ((int)boundary_type) {
case ATK.ATK_TEXT_BOUNDARY_CHAR: {
if (length >= offset && offset > 0) startBounds--;
break;
}
case ATK.ATK_TEXT_BOUNDARY_WORD_START: {
int wordStart1 = previousIndexOfChar (text, " !?.\n", offset - 1);
if (wordStart1 == -1) {
startBounds = endBounds = 0;
break;
}
int wordStart2 = previousIndexOfNotChar (text, " !?.\n", wordStart1);
if (wordStart2 == -1) {
startBounds = endBounds = 0;
break;
}
endBounds = wordStart1 + 1;
startBounds = previousIndexOfChar (text, " !?.\n", wordStart2) + 1;
break;
}
case ATK.ATK_TEXT_BOUNDARY_WORD_END: {
int wordEnd1 =previousIndexOfChar (text, " !?.\n", offset);
if (wordEnd1 == -1) {
startBounds = endBounds = 0;
break;
}
wordEnd1 = previousIndexOfNotChar (text, " \n", wordEnd1 + 1);
if (wordEnd1 == -1) {
startBounds = endBounds = 0;
break;
}
endBounds = wordEnd1 + 1;
int wordEnd2 = previousIndexOfNotChar (text, " !?.\n", endBounds);
wordEnd2 = previousIndexOfChar (text, " !?.\n", wordEnd2);
if (wordEnd2 == -1) {
startBounds = 0;
break;
}
startBounds = previousIndexOfNotChar (text, " \n", wordEnd2 + 1) + 1;
break;
}
case ATK.ATK_TEXT_BOUNDARY_SENTENCE_START: {
int sentenceStart1 = previousIndexOfChar (text, "!?.", offset);
if (sentenceStart1 == -1) {
startBounds = endBounds = 0;
break;
}
int sentenceStart2 = previousIndexOfNotChar (text, "!?.", sentenceStart1);
if (sentenceStart2 == -1) {
startBounds = endBounds = 0;
break;
}
endBounds = sentenceStart1 + 1;
startBounds = previousIndexOfChar (text, "!?.", sentenceStart2) + 1;
break;
}
case ATK.ATK_TEXT_BOUNDARY_SENTENCE_END: {
int sentenceEnd1 = previousIndexOfChar (text, "!?.", offset);
if (sentenceEnd1 == -1) {
startBounds = endBounds = 0;
break;
}
sentenceEnd1 = previousIndexOfNotChar (text, " \n", sentenceEnd1 + 1);
if (sentenceEnd1 == -1) {
startBounds = endBounds = 0;
break;
}
endBounds = sentenceEnd1 + 1;
int sentenceEnd2 = previousIndexOfNotChar (text, "!?.", endBounds);
sentenceEnd2 = previousIndexOfChar (text, "!?.", sentenceEnd2);
if (sentenceEnd2 == -1) {
startBounds = 0;
break;
}
startBounds = previousIndexOfNotChar (text, " \n", sentenceEnd2 + 1) + 1;
break;
}
case ATK.ATK_TEXT_BOUNDARY_LINE_START: {
int lineStart1 = previousIndexOfChar (text, "\n", offset);
if (lineStart1 == -1) {
startBounds = endBounds = 0;
break;
}
endBounds = lineStart1 + 1;
startBounds = previousIndexOfChar (text, "\n", lineStart1) + 1;
break;
}
case ATK.ATK_TEXT_BOUNDARY_LINE_END: {
int lineEnd1 = previousIndexOfChar (text, "\n", offset);
if (lineEnd1 == -1) {
startBounds = endBounds = 0;
break;
}
endBounds = lineEnd1;
startBounds = previousIndexOfChar (text, "\n", lineEnd1);
if (startBounds == -1) startBounds = 0;
break;
}
}
C.memmove (start_offset, new int[] {startBounds}, 4);
C.memmove (end_offset, new int[] {endBounds}, 4);
text = text.substring (startBounds, endBounds);
return getStringPtr (text);
}
}
AtkTextIface iface = getParentTextIface (atkObject);
if (iface != null && iface.get_text_before_offset != 0) {
return ATK.call (iface.get_text_before_offset, atkObject, offset_value, boundary_type, start_offset, end_offset);
}
return 0;
}
static void setGValue (long value, Number number) {
if (number == null) return;
if (OS.G_VALUE_TYPE(value) != 0) OS.g_value_unset(value);
if (number instanceof Double) {
OS.g_value_init(value, OS.G_TYPE_DOUBLE());
OS.g_value_set_double(value, number.doubleValue());
} else if (number instanceof Float) {
OS.g_value_init(value, OS.G_TYPE_FLOAT());
OS.g_value_set_float(value, number.floatValue());
} else if (number instanceof Long) {
OS.g_value_init(value, OS.G_TYPE_INT64());
OS.g_value_set_int64(value, number.longValue());
} else {
OS.g_value_init(value, OS.G_TYPE_INT());
OS.g_value_set_int(value, number.intValue());
}
}
static Number getGValue (long value) {
long type = OS.G_VALUE_TYPE(value);
if (type == 0) return null;
if (type == OS.G_TYPE_DOUBLE()) return Double.valueOf(OS.g_value_get_double(value));
if (type == OS.G_TYPE_FLOAT()) return Float.valueOf(OS.g_value_get_float(value));
if (type == OS.G_TYPE_INT64()) return Long.valueOf(OS.g_value_get_int64(value));
return Integer.valueOf(OS.g_value_get_int(value));
}
/**
* Fills a Java AtkValueIface struct with that of the parent class.
* This is a Java implementation of what is referred to in GObject as "chaining up".
* See: https://developer.gnome.org/gobject/stable/howto-gobject-chainup.html
*
* @param atkObject a pointer to the current AtkObject
*
* @return an AtkValueIface Java object representing the interface struct of atkObject's
* parent
*/
static AtkValueIface getParentValueIface (long atkObject) {
long type = OS.swt_fixed_accessible_get_type();
if (OS.g_type_is_a (OS.g_type_parent (type), ATK.ATK_TYPE_VALUE())) {
AtkValueIface iface = new AtkValueIface ();
ATK.memmove (iface, OS.g_type_interface_peek_parent (ATK.ATK_VALUE_GET_IFACE (atkObject)));
return iface;
}
return null;
}
/**
* Gets the value of this atkObject.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param value a pointer to a GValue that represents the current value
*
* @return 0, this is a void function -- the value is stored in the parameter
*/
static long atkValue_get_current_value (long atkObject, long value) {
AccessibleObject object = getAccessibleObject (atkObject);
AtkValueIface iface = getParentValueIface (atkObject);
if (iface != null && iface.get_current_value != 0) {
ATK.call (iface.get_current_value, atkObject, value);
}
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleValueListeners;
int length = size(listeners);
if (length > 0) {
AccessibleValueEvent event = new AccessibleValueEvent(accessible);
event.value = getGValue(value);
for (int i = 0; i < length; i++) {
AccessibleValueListener listener = listeners.get(i);
listener.getCurrentValue(event);
}
setGValue(value, event.value);
}
}
return 0;
}
/**
* Gets the maximum value of this atkObject.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param value a pointer to a GValue that represents the current maximum
* value
*
* @return 0, this is a void function -- the value is stored in the parameter
*/
static long atkValue_get_maximum_value (long atkObject, long value) {
AccessibleObject object = getAccessibleObject (atkObject);
AtkValueIface iface = getParentValueIface (atkObject);
if (iface != null && iface.get_maximum_value != 0) {
ATK.call (iface.get_maximum_value, atkObject, value);
}
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleValueListeners;
int length = size(listeners);
if (length > 0) {
AccessibleValueEvent event = new AccessibleValueEvent(accessible);
event.value = getGValue(value);
for (int i = 0; i < length; i++) {
AccessibleValueListener listener = listeners.get(i);
listener.getMaximumValue(event);
}
setGValue(value, event.value);
}
}
return 0;
}
/**
* Gets the minimum value of this atkObject.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param value a pointer to a GValue that represents the current minimum
* value
*
* @return 0, this is a void function -- the value is stored in the parameter
*/
static long atkValue_get_minimum_value (long atkObject, long value) {
AccessibleObject object = getAccessibleObject (atkObject);
AtkValueIface iface = getParentValueIface (atkObject);
if (iface != null && iface.get_minimum_value != 0) {
ATK.call (iface.get_minimum_value, atkObject, value);
}
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleValueListeners;
int length = size(listeners);
if (length > 0) {
AccessibleValueEvent event = new AccessibleValueEvent(accessible);
event.value = getGValue(value);
for (int i = 0; i < length; i++) {
AccessibleValueListener listener = listeners.get(i);
listener.getMinimumValue(event);
}
setGValue(value, event.value);
}
}
return 0;
}
/**
* Sets the value of this atkObject.
*
* This is the implementation of an ATK function which
* queries the Accessible listeners at the Java level. On GTK3 the ATK
* interfaces are implemented in os_custom.c and access this method via
* JNI.
*
* @param atkObject a pointer to the current AtkObject
* @param value a pointer to the new GValue to be set
*
* @return a long int representation of 1 for success, 0 otherwise
*/
static long atkValue_set_current_value (long atkObject, long value) {
AccessibleObject object = getAccessibleObject (atkObject);
if (object != null) {
Accessible accessible = object.accessible;
List listeners = accessible.accessibleValueListeners;
int length = size(listeners);
if (length > 0) {
AccessibleValueEvent event = new AccessibleValueEvent(accessible);
event.value = getGValue(value);
for (int i = 0; i < length; i++) {
AccessibleValueListener listener = listeners.get(i);
listener.setCurrentValue(event);
}
return event.value != null ? 1 : 0;
}
}
long parentResult = 0;
AtkValueIface iface = getParentValueIface (atkObject);
if (iface != null && iface.set_current_value != 0) {
parentResult = ATK.call (iface.set_current_value, atkObject, value);
}
return parentResult;
}
/**
* Gets the AccessibleObject associated with the AtkObject handle
* from the Java map of AccessibleObjects.
*
* @param atkObject a pointer to the current AtkObject
*
* @return an AccessibleObject associated with the provided AtkObject pointer
*/
static AccessibleObject getAccessibleObject (long atkObject) {
AccessibleObject object = AccessibleObjects.get (new LONG (atkObject));
if (object == null) return null;
if (object.accessible == null) return null;
Control control = object.accessible.control;
if (control == null || control.isDisposed()) return null;
return object;
}
AccessibleObject getChildByID (int childId) {
if (childId == ACC.CHILDID_SELF) return this;
if (childId == ACC.CHILDID_NONE || childId == ACC.CHILDID_MULTIPLE) return null;
if (children != null) {
for (int i = 0; i < children.length; i++) {
AccessibleObject child = children[i];
if (child != null && child.id == childId) return child;
}
}
return null;
}
AccessibleObject getChildByIndex (int childIndex) {
if (children != null && childIndex < children.length) return children [childIndex];
return null;
}
String getText () {
List listeners = accessible.accessibleControlListeners;
int length = size(listeners);
if (length > 0) {
String parentText = ""; //$NON-NLS-1$
AtkTextIface iface = getParentTextIface (atkHandle);
if (iface != null && iface.get_character_count != 0) {
long characterCount = ATK.call (iface.get_character_count, atkHandle);
if (characterCount > 0 && iface.get_text != 0) {
long parentResult = ATK.call (iface.get_text, atkHandle, 0, characterCount);
if (parentResult != 0) {
parentText = getString (parentResult);
OS.g_free(parentResult);
}
}
}
AccessibleControlEvent event = new AccessibleControlEvent (accessible);
event.childID = id;
event.result = parentText;
for (int i = 0; i < length; i++) {
AccessibleControlListener listener = listeners.get (i);
listener.getValue (event);
}
return event.result;
}
return null;
}
static long gObjectClass_finalize (long atkObject) {
/*
* GObject destruction is handled in os_custom.c in GTK3.
* AccessibleObject has to be removed from the map of AccessibleObjects, though.
*/
AccessibleObject object = AccessibleObjects.get (new LONG (atkObject));
if (object != null) {
AccessibleObjects.remove (new LONG (atkObject));
}
return 0;
}
static int toATKRelation (int relation) {
switch (relation) {
case ACC.RELATION_CONTROLLED_BY: return ATK.ATK_RELATION_CONTROLLED_BY;
case ACC.RELATION_CONTROLLER_FOR: return ATK.ATK_RELATION_CONTROLLER_FOR;
case ACC.RELATION_DESCRIBED_BY: return ATK.ATK_RELATION_DESCRIBED_BY;
case ACC.RELATION_DESCRIPTION_FOR: return ATK.ATK_RELATION_DESCRIPTION_FOR;
case ACC.RELATION_EMBEDDED_BY: return ATK.ATK_RELATION_EMBEDDED_BY;
case ACC.RELATION_EMBEDS: return ATK.ATK_RELATION_EMBEDS;
case ACC.RELATION_FLOWS_FROM: return ATK.ATK_RELATION_FLOWS_FROM;
case ACC.RELATION_FLOWS_TO: return ATK.ATK_RELATION_FLOWS_TO;
case ACC.RELATION_LABEL_FOR: return ATK.ATK_RELATION_LABEL_FOR;
case ACC.RELATION_LABELLED_BY: return ATK.ATK_RELATION_LABELLED_BY;
case ACC.RELATION_MEMBER_OF: return ATK.ATK_RELATION_MEMBER_OF;
case ACC.RELATION_NODE_CHILD_OF: return ATK.ATK_RELATION_NODE_CHILD_OF;
case ACC.RELATION_PARENT_WINDOW_OF: return ATK.ATK_RELATION_PARENT_WINDOW_OF;
case ACC.RELATION_POPUP_FOR: return ATK.ATK_RELATION_POPUP_FOR;
case ACC.RELATION_SUBWINDOW_OF: return ATK.ATK_RELATION_SUBWINDOW_OF;
}
return 0;
}
/**
* Static toDisplay implementation for accessibility purposes. This function
* is called from os_custom.c via JNI.
*
* @param gdkResource the GdkWindow (GTK3) or GdkSurface (GTK4)
* @param x a pointer to an integer which represents the x coordinate
* @param y a pointer to an integer which represents the y coordinate
* @return 0
*/
static long toDisplay (long gdkResource, long x, long y) {
int [] origin_x = new int [1], origin_y = new int [1];
if (gdkResource == 0) {
// memmove anyways to prevent garbage data in the pointers
C.memmove (x, new int[] {0}, 4);
C.memmove (y, new int[] {0}, 4);
return 0;
}
if (GTK.GTK4) {
//TODO: GTK4 no gdk_surface_get_origin
} else {
GDK.gdk_window_get_origin (gdkResource, origin_x, origin_y);
}
int scaledX = DPIUtil.autoScaleDown (origin_x [0]);
int scaledY = DPIUtil.autoScaleDown (origin_y [0]);
C.memmove (x, new int[] {scaledX}, 4);
C.memmove (y, new int[] {scaledY}, 4);
return 0;
}
static void windowPoint (AccessibleObject object, int [] x, int [] y) {
long widget = GTK3.gtk_accessible_get_widget(object.atkHandle);
while (widget == 0 && object.parent != null) {
object = object.parent;
widget = GTK3.gtk_accessible_get_widget(object.atkHandle);
}
if (widget == 0) return;
if (GTK.GTK4) {
//TODO: GTK4 no gdk_surface_get_origin
} else {
long topLevel = GTK3.gtk_widget_get_toplevel (widget);
long window = GTK3.gtk_widget_get_window (topLevel);
GDK.gdk_window_get_origin (window, x, y);
}
}
static int nextIndexOfChar (String string, String searchChars, int startIndex) {
int result = string.length ();
for (int i = 0; i < searchChars.length (); i++) {
char current = searchChars.charAt (i);
int index = string.indexOf (current, startIndex);
if (index != -1) result = Math.min (result, index);
}
return result;
}
static int nextIndexOfNotChar (String string, String searchChars, int startIndex) {
int length = string.length ();
int index = startIndex;
while (index < length) {
char current = string.charAt (index);
if (searchChars.indexOf (current) == -1) break;
index++;
}
return index;
}
static int previousIndexOfChar (String string, String searchChars, int startIndex) {
int result = -1;
if (startIndex < 0) return result;
string = string.substring (0, startIndex);
for (int i = 0; i < searchChars.length (); i++) {
char current = searchChars.charAt (i);
int index = string.lastIndexOf (current);
if (index != -1) result = Math.max (result, index);
}
return result;
}
static int previousIndexOfNotChar (String string, String searchChars, int startIndex) {
if (startIndex < 0) return -1;
int index = startIndex - 1;
while (index >= 0) {
char current = string.charAt (index);
if (searchChars.indexOf (current) == -1) break;
index--;
}
return index;
}
void addRelation (int type, Accessible target) {
AccessibleObject targetAccessibleObject = target.getAccessibleObject();
if (targetAccessibleObject != null) {
/*
* FIXME: Workaround for https://bugs.eclipse.org/312451
*
* This null check is conceptually wrong and will probably cause
* inconsistent behavior, but since we don't know in what
* circumstances the target doesn't have an accessibleObject, that's
* the best way we know to avoid throwing an NPE.
*/
ATK.atk_object_add_relationship(atkHandle, toATKRelation(type), targetAccessibleObject.atkHandle);
}
}
void release () {
accessible = null;
/*
* GObject destruction is implemented in os_custom.c for GTK3:
* only unref lightweight widgets and children.
*/
if (children != null) {
for (int i = 0; i < children.length; i++) {
AccessibleObject child = children [i];
if (child != null) OS.g_object_unref(child.atkHandle);
}
children = null;
}
if (isLightweight) {
OS.g_object_unref(atkHandle);
}
}
void removeRelation (int type, Accessible target) {
AccessibleObject targetAccessibleObject = target.getAccessibleObject();
if (targetAccessibleObject != null) {
/*
* FIXME: Workaround for https://bugs.eclipse.org/312451
*
* This null check is conceptually wrong and will probably cause
* inconsistent behavior, but since we don't know in what
* circumstances the target doesn't have an accessibleObject, that's
* the best way we know to avoid throwing an NPE.
*/
ATK.atk_object_remove_relationship (atkHandle, toATKRelation(type), targetAccessibleObject.atkHandle);
}
}
void selectionChanged () {
OS.g_signal_emit_by_name (atkHandle, ATK.selection_changed);
}
void sendEvent(int event, Object eventData) {
switch (event) {
case ACC.EVENT_SELECTION_CHANGED:
OS.g_signal_emit_by_name (atkHandle, ATK.selection_changed);
break;
case ACC.EVENT_TEXT_SELECTION_CHANGED:
OS.g_signal_emit_by_name (atkHandle, ATK.text_selection_changed);
break;
case ACC.EVENT_STATE_CHANGED: {
if (!(eventData instanceof int[])) break;
int[] array = (int[])eventData;
int state = array[0];
int value = array[1];
int atkState = -1;
switch (state) {
case ACC.STATE_SELECTED: atkState = ATK.ATK_STATE_SELECTED; break;
case ACC.STATE_SELECTABLE: atkState = ATK.ATK_STATE_SELECTABLE; break;
case ACC.STATE_MULTISELECTABLE: atkState = ATK.ATK_STATE_MULTISELECTABLE; break;
case ACC.STATE_FOCUSED: atkState = ATK.ATK_STATE_FOCUSED; break;
case ACC.STATE_FOCUSABLE: atkState = ATK.ATK_STATE_FOCUSABLE; break;
case ACC.STATE_PRESSED: atkState = ATK.ATK_STATE_PRESSED; break;
case ACC.STATE_CHECKED: atkState = ATK.ATK_STATE_CHECKED; break;
case ACC.STATE_EXPANDED: atkState = ATK.ATK_STATE_EXPANDED; break;
case ACC.STATE_COLLAPSED: atkState = ATK.ATK_STATE_EXPANDED; break;
case ACC.STATE_HOTTRACKED: atkState = ATK.ATK_STATE_ARMED; break;
case ACC.STATE_BUSY: atkState = ATK.ATK_STATE_BUSY; break;
case ACC.STATE_READONLY: atkState = ATK.ATK_STATE_EDITABLE; break;
case ACC.STATE_INVISIBLE: atkState = ATK.ATK_STATE_VISIBLE; break;
case ACC.STATE_OFFSCREEN: atkState = ATK.ATK_STATE_SHOWING; break;
case ACC.STATE_SIZEABLE: atkState = ATK.ATK_STATE_RESIZABLE; break;
case ACC.STATE_LINKED: break;
case ACC.STATE_DISABLED: atkState = ATK.ATK_STATE_ENABLED; break;
case ACC.STATE_ACTIVE: atkState = ATK.ATK_STATE_ACTIVE; break;
case ACC.STATE_SINGLELINE: atkState = ATK.ATK_STATE_SINGLE_LINE; break;
case ACC.STATE_MULTILINE: atkState = ATK.ATK_STATE_MULTI_LINE; break;
case ACC.STATE_REQUIRED: atkState = ATK.ATK_STATE_REQUIRED; break;
case ACC.STATE_INVALID_ENTRY: atkState = ATK.ATK_STATE_INVALID_ENTRY; break;
case ACC.STATE_SUPPORTS_AUTOCOMPLETION: atkState = ATK.ATK_STATE_SUPPORTS_AUTOCOMPLETION; break;
}
if (atkState == -1) break;
ATK.atk_object_notify_state_change(atkHandle, atkState, value != 0);
break;
}
case ACC.EVENT_LOCATION_CHANGED: {
List listeners = accessible.accessibleControlListeners;
int length = size(listeners);
GdkRectangle rect = new GdkRectangle();
if (length > 0) {
AccessibleControlEvent e = new AccessibleControlEvent (accessible);
e.childID = id;
for (int i = 0; i < length; i++) {
AccessibleControlListener listener = listeners.get (i);
listener.getLocation (e);
}
rect.x = e.x;
rect.y = e.y;
rect.width = e.width;
rect.height = e.height;
}
OS.g_signal_emit_by_name (atkHandle, ATK.bounds_changed, rect);
break;
}
case ACC.EVENT_NAME_CHANGED:
OS.g_object_notify(atkHandle, ATK.accessible_name);
break;
case ACC.EVENT_DESCRIPTION_CHANGED:
OS.g_object_notify(atkHandle, ATK.accessible_description);
break;
case ACC.EVENT_VALUE_CHANGED:
OS.g_object_notify(atkHandle, ATK.accessible_value);
break;
case ACC.EVENT_DOCUMENT_LOAD_COMPLETE:
OS.g_signal_emit_by_name (atkHandle, ATK.load_complete);
break;
case ACC.EVENT_DOCUMENT_LOAD_STOPPED:
OS.g_signal_emit_by_name (atkHandle, ATK.load_stopped);
break;
case ACC.EVENT_DOCUMENT_RELOAD:
OS.g_signal_emit_by_name (atkHandle, ATK.reload);
break;
case ACC.EVENT_PAGE_CHANGED:
break;
case ACC.EVENT_SECTION_CHANGED:
break;
case ACC.EVENT_ACTION_CHANGED:
break;
case ACC.EVENT_HYPERLINK_END_INDEX_CHANGED:
OS.g_object_notify(atkHandle, ATK.end_index);
break;
case ACC.EVENT_HYPERLINK_ANCHOR_COUNT_CHANGED:
OS.g_object_notify(atkHandle, ATK.number_of_anchors);
break;
case ACC.EVENT_HYPERLINK_SELECTED_LINK_CHANGED:
OS.g_object_notify(atkHandle, ATK.selected_link);
break;
case ACC.EVENT_HYPERLINK_START_INDEX_CHANGED:
OS.g_object_notify(atkHandle, ATK.start_index);
break;
case ACC.EVENT_HYPERLINK_ACTIVATED:
OS.g_signal_emit_by_name (atkHandle, ATK.link_activated);
break;
case ACC.EVENT_HYPERTEXT_LINK_SELECTED:
if (!(eventData instanceof Integer)) break;
int index = ((Integer)eventData).intValue();
OS.g_signal_emit_by_name (atkHandle, ATK.link_selected, index);
break;
case ACC.EVENT_HYPERTEXT_LINK_COUNT_CHANGED:
OS.g_object_notify(atkHandle, ATK.accessible_hypertext_nlinks);
break;
case ACC.EVENT_ATTRIBUTE_CHANGED:
long gType = OS.G_OBJECT_TYPE(atkHandle);
if (gType == GTK.GTK_TYPE_TEXT_VIEW_ACCESSIBLE()) break;
OS.g_signal_emit_by_name (atkHandle, ATK.attributes_changed);
break;
case ACC.EVENT_TABLE_CAPTION_CHANGED:
OS.g_object_notify(atkHandle, ATK.accessible_table_caption_object);
break;
case ACC.EVENT_TABLE_COLUMN_DESCRIPTION_CHANGED:
OS.g_object_notify(atkHandle, ATK.accessible_table_column_description);
break;
case ACC.EVENT_TABLE_COLUMN_HEADER_CHANGED:
OS.g_object_notify(atkHandle, ATK.accessible_table_column_header);
break;
case ACC.EVENT_TABLE_CHANGED: {
if (!(eventData instanceof int[])) break;
int[] array = (int[])eventData;
int type = array[0];
int rowStart = array[1];
int rowCount = array[2];
int columnStart = array[3];
int columnCount = array[4];
switch (type) {
case ACC.DELETE:
if (rowCount > 0) OS.g_signal_emit_by_name (atkHandle, ATK.row_deleted, rowStart, rowCount);
if (columnCount > 0) OS.g_signal_emit_by_name (atkHandle, ATK.column_deleted, columnStart, columnCount);
break;
case ACC.INSERT:
if (rowCount > 0) OS.g_signal_emit_by_name (atkHandle, ATK.row_inserted, rowStart, rowCount);
if (columnCount > 0) OS.g_signal_emit_by_name (atkHandle, ATK.column_inserted, columnStart, columnCount);
break;
}
break;
}
case ACC.EVENT_TABLE_ROW_DESCRIPTION_CHANGED:
OS.g_object_notify(atkHandle, ATK.accessible_table_row_description);
break;
case ACC.EVENT_TABLE_ROW_HEADER_CHANGED:
OS.g_object_notify(atkHandle, ATK.accessible_table_row_header);
break;
case ACC.EVENT_TABLE_SUMMARY_CHANGED:
OS.g_object_notify(atkHandle, ATK.accessible_table_summary);
break;
case ACC.EVENT_TEXT_ATTRIBUTE_CHANGED:
OS.g_signal_emit_by_name (atkHandle, ATK.text_attributes_changed);
break;
case ACC.EVENT_TEXT_CARET_MOVED:
case ACC.EVENT_TEXT_COLUMN_CHANGED: {
int offset = 0;
List listeners = accessible.accessibleTextExtendedListeners;
int length = size(listeners);
AccessibleTextEvent e = new AccessibleTextEvent (accessible);
if (length > 0) {
for (int i = 0; i < length; i++) {
AccessibleTextListener listener = listeners.get(i);
listener.getCaretOffset (e);
}
} else {
List listeners2 = accessible.accessibleTextListeners;
length = size(listeners2);
if (length > 0) {
e.childID = id;
for (int i = 0; i < length; i++) {
AccessibleTextListener listener = listeners2.get(i);
listener.getCaretOffset (e);
}
}
}
offset = e.offset;
OS.g_signal_emit_by_name (atkHandle, ATK.text_caret_moved, offset);
break;
}
case ACC.EVENT_TEXT_CHANGED: {
if (!(eventData instanceof Object[])) break;
Object[] data = (Object[])eventData;
int type = ((Integer)data[0]).intValue();
int start = ((Integer)data[1]).intValue();
int end = ((Integer)data[2]).intValue();
switch (type) {
case ACC.DELETE:
OS.g_signal_emit_by_name (atkHandle, ATK.text_changed_delete, start, end -start);
break;
case ACC.INSERT:
OS.g_signal_emit_by_name (atkHandle, ATK.text_changed_insert, start, end -start);
break;
}
break;
}
}
}
void sendEvent(int event, Object eventData, int childID) {
updateChildren ();
AccessibleObject accObject = getChildByID (childID);
if (accObject != null) {
accObject.sendEvent(event, eventData);
}
}
void setFocus (int childID) {
updateChildren ();
AccessibleObject accObject = getChildByID (childID);
if (accObject != null) {
OS.g_signal_emit_by_name (accObject.atkHandle, ATK.focus_event, 1, 0);
ATK.atk_object_notify_state_change(accObject.atkHandle, ATK.ATK_STATE_FOCUSED, true);
}
}
void textCaretMoved(int index) {
OS.g_signal_emit_by_name (atkHandle, ATK.text_caret_moved, index);
}
void textChanged(int type, int startIndex, int length) {
if (type == ACC.TEXT_DELETE) {
OS.g_signal_emit_by_name (atkHandle, ATK.text_changed_delete, startIndex, length);
} else {
OS.g_signal_emit_by_name (atkHandle, ATK.text_changed_insert, startIndex, length);
}
}
void textSelectionChanged() {
OS.g_signal_emit_by_name (atkHandle, ATK.text_selection_changed);
}
void updateChildren () {
List listeners = accessible.accessibleControlListeners;
int length = size(listeners);
AccessibleControlEvent event = new AccessibleControlEvent (accessible);
event.childID = id;
for (int i = 0; i < length; i++) {
AccessibleControlListener listener = listeners.get (i);
listener.getChildren (event);
}
Object[] children = event.children;
AccessibleObject[] oldChildren = this.children;
int count = children != null ? children.length : 0;
AccessibleObject[] newChildren = new AccessibleObject[count];
for (int i = 0; i < count; i++) {
Object child = children [i];
AccessibleObject object = null;
// Widgets where the children are Integers: CTable, BarChart, and CTabFolder
if (child instanceof Integer) {
int id = ((Integer)child).intValue();
object = oldChildren != null && i < oldChildren.length ? oldChildren [i] : null;
if (object == null || object.id != id) {
event = new AccessibleControlEvent (accessible);
event.childID = id;
for (int j = 0; j < length; j++) {
AccessibleControlListener listener = listeners.get (j);
listener.getChild (event);
}
if (event.accessible != null) {
object = event.accessible.getAccessibleObject();
if (object != null) OS.g_object_ref(object.atkHandle);
} else {
long type = OS.G_OBJECT_TYPE (accessible.getControlHandle());
long widget = accessible.getControlHandle();
object = new AccessibleObject(type, widget, accessible, true);
}
object.id = id;
} else {
OS.g_object_ref(object.atkHandle);
}
} else if (child instanceof Accessible) {
object = ((Accessible)child).getAccessibleObject();
if (object != null) OS.g_object_ref(object.atkHandle);
}
if (object != null) {
object.index = i;
object.parent = this;
newChildren[i] = object;
}
}
if (oldChildren != null) {
for (int i = 0; i < oldChildren.length; i++) {
AccessibleObject object = oldChildren [i];
if (object != null) OS.g_object_unref(object.atkHandle);
}
}
this.children = newChildren;
}
}
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