com.sun.javafx.scene.control.accessible.AccessibleListItem Maven / Gradle / Ivy
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation. Oracle designates this
* particular file as subject to the "Classpath" exception as provided
* by Oracle in the LICENSE file that accompanied this code.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
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package com.sun.javafx.scene.control.accessible;
import com.sun.javafx.accessible.AccessibleNode;
import com.sun.javafx.accessible.providers.AccessibleProvider;
import com.sun.javafx.accessible.providers.GridItemProvider;
import com.sun.javafx.accessible.providers.SelectionItemProvider;
import com.sun.javafx.accessible.utils.ControlTypeIds;
import com.sun.javafx.accessible.utils.PropertyIds;
import javafx.scene.Node;
import javafx.scene.control.Cell;
import javafx.scene.control.ListView;
public final class AccessibleListItem extends AccessibleControl implements
SelectionItemProvider, GridItemProvider {
Cell listCell;
static ListView listView = null;
/**
* Constructor
*
* @param listCell The associated list item cell
*/
public AccessibleListItem(Cell listCell) {
super(listCell);
this.listCell = listCell ;
Node node = listCell;
if (listView == null) {
while (node.getParent() != null) {
Node parent = node.getParent();
if (parent instanceof ListView) {
listView = (ListView)parent;
break;
}
node = node.getParent();
}
}
}
/**
* Get the property value for the specified property ID.
*
* @param propertyId specifies which property to fetch
*
* @return the requested property
*/
@Override public Object getPropertyValue(int propertyId) {
Object retVal = null ;
switch(propertyId){
case PropertyIds.NAME:
case PropertyIds.DESCRIBED_BY:
retVal = listCell.getText();
break;
case PropertyIds.CONTROL_TYPE:
retVal = ControlTypeIds.LIST_ITEM;
break;
case PropertyIds.IS_KEYBOARD_FOCUSABLE:
retVal = listCell.isFocusTraversable();
break;
case PropertyIds.HAS_KEYBOARD_FOCUS:
retVal = listCell.isFocused();
break;
case PropertyIds.IS_CONTROL_ELEMENT:
retVal = true;
break;
case PropertyIds.IS_ENABLED:
retVal = !listCell.isDisabled();
break;
case PropertyIds.CLASS_NAME:
retVal = this.getClass().toString();
break;
}
return retVal;
}
/**
* Add this object to the selection.
*/
@Override
public void addToSelection() {
listView.getSelectionModel().select(listCell);
}
/**
* Remove this object from the selection.
*/
@Override
public void removeFromSelection() {
// TODO assuming single selection for now
listView.getSelectionModel().clearSelection();
}
/**
* Select this object.
*/
@Override
public void select() {
listView.getSelectionModel().select(listCell);
}
/**
* Determine if this object is selected.
*
* @return whether or not this object is selected
*/
@Override
public boolean isSelected() {
return listCell == listView.getSelectionModel().getSelectedItem();
}
/**
* Get the Glass accessible for the container.
*
* @return the Glass accessible of the container.
*/
@Override
public Object getSelectionContainer() {
throw new UnsupportedOperationException();
}
/**
* For GridItemProvider Row property
*
* @return the row index of this object.
*/
@Override
public int getRow() {
return listView.getItems().indexOf(listCell);
}
/**
* For GridItemProvider Column property
*
* @return the column index of this object.
*/
@Override
public int getColumn() {
return 1;
}
/**
* For GridItemProvider RowSpan property
*
* @return the the number of rows spanned by this object.
*/
@Override
public int getRowSpan() {
return listView.getItems().size();
}
/**
* For GridItemProvider ColumnSpan property
*
* @return the the number of columns spanned by this object.
*/
@Override
public int getColumnSpan() {
return 1;
}
/**
* For GridItemProvider ContainingGrid property
*
* @return the Glass provider that implements the GridProvider pattern and represents
* the container of this object.
*/
@Override
public Object getContainingGrid() {
throw new UnsupportedOperationException();
}
}