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SWT is an open source widget toolkit for Java designed to provide efficient, portable access to the user-interface facilities of the operating systems on which it is implemented.
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/*******************************************************************************
* Copyright (c) 2000, 2012 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.swt.internal.theme;
import org.eclipse.swt.*;
import org.eclipse.swt.graphics.*;
import org.eclipse.swt.internal.win32.*;
public class ToolItemDrawData extends DrawData {
public ToolBarDrawData parent;
static final int INSET = 1;
public ToolItemDrawData() {
state = new int[2];
}
Rectangle computeTrim(Theme theme, GC gc) {
if (OS.COMCTL32_MAJOR >= 6 && OS.IsAppThemed ()) {
int /*long*/ hTheme = OS.OpenThemeData(0, getClassId());
RECT rect = new RECT ();
rect.left = clientArea.x;
rect.right = clientArea.x + clientArea.width;
rect.top = clientArea.y;
rect.bottom = clientArea.y + clientArea.height;
RECT extent = new RECT ();
int[] part = getPartId(DrawData.WIDGET_WHOLE);
OS.GetThemeBackgroundExtent(hTheme, gc.handle, part[0], part[1], rect, extent);
OS.CloseThemeData(hTheme);
if ((style & SWT.DROP_DOWN) != 0) {
SIZE size = new SIZE();
part = getPartId(DrawData.TOOLITEM_ARROW);
OS.GetThemePartSize(hTheme, 0, part[0], part[1], null, OS.TS_TRUE, size);
extent.right = Math.max(extent.left, extent.right + size.cx);
} else {
extent.left -= INSET;
extent.top -= INSET;
extent.right += INSET;
extent.bottom += INSET;
}
return new Rectangle(extent.left, extent.top, extent.right - extent.left, extent.bottom - extent.top);
}
return new Rectangle(0, 0, 0, 0);
}
void draw(Theme theme, GC gc, Rectangle bounds) {
if (OS.COMCTL32_MAJOR >= 6 && OS.IsAppThemed ()) {
int /*long*/ hTheme = OS.OpenThemeData(0, getClassId());
RECT rect = new RECT ();
rect.left = bounds.x;
rect.right = bounds.x + bounds.width;
rect.top = bounds.y;
rect.bottom = bounds.y + bounds.height;
SIZE size = null;
int[] dropPart = null;
if ((style & SWT.DROP_DOWN) != 0) {
size = new SIZE();
dropPart = getPartId(DrawData.TOOLITEM_ARROW);
OS.GetThemePartSize(hTheme, gc.handle, dropPart[0], dropPart[1], rect, OS.TS_TRUE, size);
rect.right -= size.cx;
if (rect.right < rect.left) rect.right = rect.left;
}
int[] part = getPartId(DrawData.WIDGET_WHOLE);
OS.DrawThemeBackground(hTheme, gc.handle, part[0], part[1], rect, null);
Rectangle clientArea = this.clientArea;
if (clientArea != null) {
RECT contentRect = new RECT();
OS.GetThemeBackgroundContentRect(hTheme, gc.handle, part[0], part[1], rect, contentRect);
clientArea.x = contentRect.left;
clientArea.y = contentRect.top;
clientArea.width = contentRect.right - contentRect.left;
clientArea.height = contentRect.bottom - contentRect.top;
}
if ((style & SWT.DROP_DOWN) != 0) {
rect.left = rect.right;
rect.right = rect.left + size.cx;
OS.DrawThemeBackground(hTheme, gc.handle, dropPart[0], dropPart[1], rect, null);
}
OS.CloseThemeData(hTheme);
}
}
char[] getClassId() {
return TOOLBAR;
}
int[] getPartId(int part) {
int state = this.state[part];
int iPartId = 0, iStateId = 0;
switch (part) {
case DrawData.WIDGET_WHOLE:
if ((style & (SWT.PUSH | SWT.CHECK | SWT.RADIO)) != 0) {
iPartId = OS.TP_BUTTON;
} else if ((style & SWT.DROP_DOWN) != 0) {
iPartId = OS.TP_SPLITBUTTON;
} else if ((style & SWT.SEPARATOR) != 0) {
if ((parent.style & SWT.VERTICAL) != 0) {
iPartId = OS.TP_SEPARATORVERT;
} else {
iPartId = OS.TP_SEPARATOR;
}
}
if ((style & SWT.SEPARATOR) == 0) {
if ((state & DrawData.HOT) != 0) {
if ((style & (SWT.RADIO | SWT.CHECK)) != 0 && (state & DrawData.SELECTED) != 0) {
iStateId = OS.TS_HOTCHECKED;
} else {
iStateId = OS.TS_HOT;
}
}
if ((style & (SWT.RADIO | SWT.CHECK)) != 0 && (state & DrawData.SELECTED) != 0) {
iStateId = OS.TS_CHECKED;
}
if ((state & DrawData.PRESSED) != 0) iStateId = OS.TS_PRESSED;
if ((state & DrawData.DISABLED) != 0) iStateId = OS.TS_DISABLED;
}
break;
case DrawData.TOOLITEM_ARROW:
iPartId = OS.TP_SPLITBUTTONDROPDOWN;
if ((state & DrawData.HOT) != 0) iStateId = OS.TS_HOT;
if ((state & DrawData.PRESSED) != 0) iStateId = OS.TS_PRESSED;
if ((state & DrawData.DISABLED) !=0) iStateId = OS.TS_DISABLED;
break;
}
return new int[]{iPartId, iStateId};
}
int hit(Theme theme, Point position, Rectangle bounds) {
if (!(OS.COMCTL32_MAJOR >= 6 && OS.IsAppThemed ())) return DrawData.WIDGET_NOWHERE;
if (!bounds.contains(position)) return DrawData.WIDGET_NOWHERE;
int /*long*/ hTheme = OS.OpenThemeData(0, getClassId());
try {
RECT rect = new RECT ();
rect.left = bounds.x;
rect.right = bounds.x + bounds.width;
rect.top = bounds.y;
rect.bottom = bounds.y + bounds.height;
POINT pt = new POINT();
pt.x = position.x;
pt.y = position.y;
short[] code = new short[1];
int[] part = getPartId(DrawData.WIDGET_WHOLE);
OS.HitTestThemeBackground(hTheme, 0, part[0], part[1], 0, rect, 0, pt, code);
if (code[0] == OS.HTNOWHERE) return DrawData.WIDGET_NOWHERE;
int style = this.style;
if ((style & SWT.DROP_DOWN) != 0) {
SIZE size = new SIZE();
part = getPartId(DrawData.TOOLITEM_ARROW);
OS.GetThemePartSize(hTheme, 0, part[0], part[1], rect, OS.TS_TRUE, size);
rect.left = Math.max(rect.left, rect.right - size.cx);
OS.HitTestThemeBackground(hTheme, 0, part[0], part[1], 0, rect, 0, pt, code);
if (code[0] != OS.HTNOWHERE) return DrawData.TOOLITEM_ARROW;
}
} finally {
OS.CloseThemeData(hTheme);
}
return DrawData.WIDGET_WHOLE;
}
}