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/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
package org.openoffice.java.accessibility;
import javax.accessibility.AccessibleContext;
import com.sun.star.uno.*;
import com.sun.star.accessibility.*;
/**
* Specialized container for MenuBar and Popup-Menu(s)
* FIXME: join with Menu ?
*/
public class MenuContainer extends Container implements javax.accessibility.Accessible {
protected XAccessibleSelection unoAccessibleSelection = null;
protected MenuContainer(javax.accessibility.AccessibleRole role, XAccessible xAccessible, XAccessibleContext xAccessibleContext) {
super(role, xAccessible, xAccessibleContext);
}
protected class AccessibleMenuContainerListener extends AccessibleContainerListener {
protected AccessibleMenuContainerListener() {
super();
}
/** Called by OpenOffice process to notify property changes */
public void notifyEvent(AccessibleEventObject event) {
switch (event.EventId) {
// #i56539# Java 1.5 does not fire ACCESSIBLE_SELECTION_PROPERTY for menus
case AccessibleEventId.SELECTION_CHANGED:
break;
default:
super.notifyEvent(event);
}
}
}
protected XAccessibleEventListener createEventListener() {
return new AccessibleMenuContainerListener();
}
/** Creates the AccessibleContext associated with this object */
public javax.accessibility.AccessibleContext createAccessibleContext() {
return new AccessibleMenuContainer();
}
protected class AccessibleMenuContainer extends AccessibleContainer implements javax.accessibility.AccessibleSelection {
protected AccessibleMenuContainer() {
unoAccessibleSelection = (XAccessibleSelection) UnoRuntime.queryInterface(XAccessibleSelection.class,
unoAccessibleContext);
}
/** Returns the AccessibleSelection interface for this object */
public javax.accessibility.AccessibleSelection getAccessibleSelection() {
return this;
}
/*
* AccessibleSelection
*/
/** Returns an Accessible representing the specified selected child of the object */
public javax.accessibility.Accessible getAccessibleSelection(int i) {
try {
return (javax.accessibility.Accessible) AccessibleObjectFactory.getAccessibleComponent(
unoAccessibleSelection.getSelectedAccessibleChild(i));
} catch (com.sun.star.uno.Exception e) {
return null;
}
}
/** Adds the specified Accessible child of the object to the object's selection */
public void addAccessibleSelection(int i) {
try {
javax.accessibility.Accessible a = getAccessibleChild(i);
// selecting menu items invokes the click action in Java 1.5
if( a instanceof MenuItem )
a.getAccessibleContext().getAccessibleAction().doAccessibleAction(0);
else
unoAccessibleSelection.selectAccessibleChild(i);
} catch (java.lang.Exception e) {
/*
* Possible exceptions are:
* java.lang.NullPointerException
* com.sun.star.uno.RuntimeException
* com.sun.star.lang.IndexOutOfBoundsException
*/
}
}
/** Clears the selection in the object, so that no children in the object are selected */
public void clearAccessibleSelection() {
try {
unoAccessibleSelection.clearAccessibleSelection();
} catch (com.sun.star.uno.RuntimeException e) {
}
}
/** Returns the number of Accessible children currently selected */
public int getAccessibleSelectionCount() {
try {
return unoAccessibleSelection.getSelectedAccessibleChildCount();
} catch (com.sun.star.uno.RuntimeException e) {
return 0;
}
}
/** Determines if the current child of this object is selected */
public boolean isAccessibleChildSelected(int i) {
try {
return unoAccessibleSelection.isAccessibleChildSelected(i);
} catch (java.lang.Exception e) {
/*
* Possible exceptions are:
* java.lang.NullPointerException
* com.sun.star.uno.RuntimeException
* com.sun.star.lang.IndexOutOfBoundsException
*/
return false;
}
}
/** Removes the specified child of the object from the object's selection */
public void removeAccessibleSelection(int i) {
if (isAccessibleChildSelected(i)) {
clearAccessibleSelection();
}
}
/** Causes every child of the object to be selected if the object supports multiple selection */
public void selectAllAccessibleSelection() {
// not supported
}
}
}
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