| /************************************************************** |
| * |
| * 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 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| *************************************************************/ |
| |
| |
| |
| package org.openoffice.java.accessibility; |
| |
| import com.sun.star.uno.*; |
| import com.sun.star.accessibility.*; |
| |
| public class Window extends java.awt.Window implements javax.accessibility.Accessible, NativeFrame { |
| protected XAccessibleComponent unoAccessibleComponent; |
| |
| boolean opened = false; |
| boolean visible = false; |
| |
| java.awt.EventQueue eventQueue = null; |
| |
| public Window(java.awt.Window owner, XAccessibleComponent xAccessibleComponent) { |
| super(owner); |
| initialize(xAccessibleComponent); |
| } |
| |
| private void initialize(XAccessibleComponent xAccessibleComponent) { |
| unoAccessibleComponent = xAccessibleComponent; |
| eventQueue = java.awt.Toolkit.getDefaultToolkit().getSystemEventQueue(); |
| XAccessibleEventBroadcaster broadcaster = (XAccessibleEventBroadcaster) |
| UnoRuntime.queryInterface(XAccessibleEventBroadcaster.class, |
| unoAccessibleComponent); |
| if (broadcaster != null) { |
| broadcaster.addEventListener(new AccessibleWindowListener()); |
| } |
| } |
| |
| java.awt.Component initialComponent = null; |
| |
| public java.awt.Component getInitialComponent() { |
| if (Build.DEBUG) { |
| System.err.println("returning initial component object of class: " + initialComponent.getClass().getName()); |
| } |
| return initialComponent; |
| } |
| |
| public void setInitialComponent(java.awt.Component c) { |
| initialComponent = c; |
| } |
| |
| public Integer getHWND() { |
| return null; |
| } |
| |
| /** |
| * Determines whether this <code>Component</code> is showing on screen. |
| * This means that the component must be visible, and it must be in a |
| * <code>container</code> that is visible and showing. |
| * @see #addNotify |
| * @see #removeNotify |
| * @since JDK1.0 |
| */ |
| public boolean isShowing() { |
| if (isVisible()) { |
| java.awt.Container parent = getParent(); |
| return (parent == null) || parent.isShowing(); |
| } |
| return false; |
| } |
| |
| /** |
| * Makes this <code>Component</code> displayable by connecting it to a |
| * native screen resource. |
| * This method is called internally by the toolkit and should |
| * not be called directly by programs. |
| * @see #isDisplayable |
| * @see #removeNotify |
| * @since JDK1.0 |
| */ |
| public void addNotify() { |
| // createHierarchyEvents(0, null, null, 0, false); |
| } |
| |
| /** |
| * Makes this <code>Component</code> undisplayable by destroying it native |
| * screen resource. |
| * This method is called by the toolkit internally and should |
| * not be called directly by programs. |
| * @see #isDisplayable |
| * @see #addNotify |
| * @since JDK1.0 |
| */ |
| public void removeNotify() { |
| } |
| |
| /** |
| * Determines if the object is visible. Note: this means that the |
| * object intends to be visible; however, it may not in fact be |
| * showing on the screen because one of the objects that this object |
| * is contained by is not visible. To determine if an object is |
| * showing on the screen, use <code>isShowing</code>. |
| * |
| * @return true if object is visible; otherwise, false |
| */ |
| public boolean isVisible(){ |
| return visible; |
| } |
| |
| /** |
| * Shows or hides this component depending on the value of parameter |
| * <code>b</code>. |
| * @param b if <code>true</code>, shows this component; |
| * otherwise, hides this component |
| * @see #isVisible |
| * @since JDK1.1 |
| */ |
| public void setVisible(boolean b) { |
| if (visible != b){ |
| visible = b; |
| if (b) { |
| // If it is the first show, fire WINDOW_OPENED event |
| if (!opened) { |
| postWindowEvent(java.awt.event.WindowEvent.WINDOW_OPENED); |
| opened = true; |
| } |
| postComponentEvent(java.awt.event.ComponentEvent.COMPONENT_SHOWN); |
| } else { |
| postComponentEvent(java.awt.event.ComponentEvent.COMPONENT_HIDDEN); |
| } |
| } |
| } |
| |
| public void dispose() { |
| setVisible(false); |
| postWindowEvent(java.awt.event.WindowEvent.WINDOW_CLOSED); |
| |
| // Transfer window focus back to the owner window if it is still the active frame |
| if ((getOwner() instanceof Frame && ((Frame) getOwner()).active) || |
| (getOwner() instanceof Dialog && ((Dialog) getOwner()).active)) { |
| eventQueue.postEvent(new java.awt.event.WindowEvent(getOwner(), |
| java.awt.event.WindowEvent.WINDOW_GAINED_FOCUS)); |
| } |
| } |
| |
| protected void postWindowEvent(int i) { |
| eventQueue.postEvent(new java.awt.event.WindowEvent(this, i)); |
| } |
| |
| protected void postComponentEvent(int i) { |
| eventQueue.postEvent(new java.awt.event.ComponentEvent(this, i)); |
| } |
| |
| /** |
| * Update the proxy objects appropriatly on property change events |
| */ |
| protected class AccessibleWindowListener implements XAccessibleEventListener { |
| |
| protected AccessibleWindowListener() { |
| } |
| |
| // The only expected state changes are ACTIVE and VISIBLE |
| protected void setComponentState(short state, boolean enable) { |
| switch (state) { |
| case AccessibleStateType.ICONIFIED: |
| postWindowEvent(enable ? |
| java.awt.event.WindowEvent.WINDOW_ICONIFIED : |
| java.awt.event.WindowEvent.WINDOW_DEICONIFIED); |
| break; |
| case AccessibleStateType.SHOWING: |
| case AccessibleStateType.VISIBLE: |
| setVisible(enable); |
| break; |
| default: |
| if (Build.DEBUG) { |
| // System.err.println("[frame]: " + getTitle() + "unexpected state change " + state); |
| } |
| break; |
| } |
| } |
| |
| /** Updates the accessible name and fires the appropriate PropertyChangedEvent */ |
| protected void handleNameChangedEvent(Object any) { |
| try { |
| // This causes the property change event to be fired in the VCL thread |
| // context. If this causes problems, it has to be deligated to the java |
| // dispatch thread .. |
| javax.accessibility.AccessibleContext ac = accessibleContext; |
| if (ac!= null) { |
| ac.setAccessibleName(AnyConverter.toString(any)); |
| } |
| } catch (com.sun.star.lang.IllegalArgumentException e) { |
| } |
| } |
| |
| /** Updates the accessible description and fires the appropriate PropertyChangedEvent */ |
| protected void handleDescriptionChangedEvent(Object any) { |
| try { |
| // This causes the property change event to be fired in the VCL thread |
| // context. If this causes problems, it has to be deligated to the java |
| // dispatch thread .. |
| if (accessibleContext != null) { |
| accessibleContext.setAccessibleDescription(AnyConverter.toString(any)); |
| } |
| } catch (com.sun.star.lang.IllegalArgumentException e) { |
| } |
| } |
| |
| /** Updates the internal states and fires the appropriate PropertyChangedEvent */ |
| protected void handleStateChangedEvent(Object any1, Object any2) { |
| try { |
| if (AnyConverter.isShort(any1)) { |
| setComponentState(AnyConverter.toShort(any1), false); |
| } |
| |
| if (AnyConverter.isShort(any2)) { |
| setComponentState(AnyConverter.toShort(any2), true); |
| } |
| } catch (com.sun.star.lang.IllegalArgumentException e) { |
| } |
| } |
| |
| /** Fires a visible data property change event */ |
| protected void handleVisibleDataEvent() { |
| javax.accessibility.AccessibleContext ac = accessibleContext; |
| if (ac != null) { |
| ac.firePropertyChange(javax.accessibility.AccessibleContext.ACCESSIBLE_VISIBLE_DATA_PROPERTY, null, null); |
| } |
| } |
| |
| /** Called by OpenOffice process to notify property changes */ |
| public void notifyEvent(AccessibleEventObject event) { |
| switch (event.EventId) { |
| case AccessibleEventId.NAME_CHANGED: |
| // Set the accessible name for the corresponding context, which will fire a property |
| // change event itself |
| handleNameChangedEvent(event.NewValue); |
| break; |
| case AccessibleEventId.DESCRIPTION_CHANGED: |
| // Set the accessible description for the corresponding context, which will fire a property |
| // change event itself - so do not set propertyName ! |
| handleDescriptionChangedEvent(event.NewValue); |
| break; |
| case AccessibleEventId.STATE_CHANGED: |
| // Update the internal state set and fire the appropriate PropertyChangedEvent |
| handleStateChangedEvent(event.OldValue, event.NewValue); |
| break; |
| case AccessibleEventId.CHILD: |
| if (AnyConverter.isObject(event.OldValue)) { |
| AccessibleObjectFactory.removeChild(Window.this, event.OldValue); |
| } else if (AnyConverter.isObject(event.NewValue)) { |
| AccessibleObjectFactory.addChild(Window.this, event.NewValue); |
| } |
| break; |
| case AccessibleEventId.VISIBLE_DATA_CHANGED: |
| case AccessibleEventId.BOUNDRECT_CHANGED: |
| handleVisibleDataEvent(); |
| break; |
| default: |
| // Warn about unhandled events |
| if(Build.DEBUG) { |
| System.out.println(this + ": unhandled accessibility event id=" + event.EventId); |
| } |
| } |
| } |
| |
| /** Called by OpenOffice process to notify that the UNO component is disposing */ |
| public void disposing(com.sun.star.lang.EventObject eventObject) { |
| } |
| } |
| |
| protected javax.accessibility.AccessibleContext accessibleContext = null; |
| |
| /** Returns the AccessibleContext associated with this object */ |
| public javax.accessibility.AccessibleContext getAccessibleContext() { |
| if (accessibleContext == null) { |
| accessibleContext = new AccessibleWindow(); |
| // accessibleContext.setAccessibleName(getTitle()); |
| } |
| return accessibleContext; |
| } |
| |
| protected class AccessibleWindow extends java.awt.Window.AccessibleAWTWindow { |
| protected AccessibleWindow() { |
| super(); |
| } |
| |
| protected java.awt.event.ComponentListener accessibleComponentHandler = null; |
| |
| /** |
| * Fire PropertyChange listener, if one is registered, |
| * when shown/hidden.. |
| */ |
| protected class AccessibleComponentHandler implements java.awt.event.ComponentListener { |
| public void componentHidden(java.awt.event.ComponentEvent e) { |
| AccessibleWindow.this.firePropertyChange( |
| javax.accessibility.AccessibleContext.ACCESSIBLE_STATE_PROPERTY, |
| javax.accessibility.AccessibleState.VISIBLE, null); |
| } |
| |
| public void componentShown(java.awt.event.ComponentEvent e) { |
| AccessibleWindow.this.firePropertyChange( |
| javax.accessibility.AccessibleContext.ACCESSIBLE_STATE_PROPERTY, |
| null, javax.accessibility.AccessibleState.VISIBLE); |
| } |
| |
| public void componentMoved(java.awt.event.ComponentEvent e) { |
| } |
| |
| public void componentResized(java.awt.event.ComponentEvent e) { |
| } |
| } // inner class AccessibleComponentHandler |
| |
| protected java.awt.event.ContainerListener accessibleContainerHandler = null; |
| |
| /** |
| * Fire PropertyChange listener, if one is registered, |
| * when children added/removed. |
| */ |
| |
| protected class AccessibleContainerHandler implements java.awt.event.ContainerListener { |
| public void componentAdded(java.awt.event.ContainerEvent e) { |
| java.awt.Component c = e.getChild(); |
| if (c != null && c instanceof javax.accessibility.Accessible) { |
| AccessibleWindow.this.firePropertyChange( |
| javax.accessibility.AccessibleContext.ACCESSIBLE_CHILD_PROPERTY, |
| null, ((javax.accessibility.Accessible) c).getAccessibleContext()); |
| } |
| } |
| public void componentRemoved(java.awt.event.ContainerEvent e) { |
| java.awt.Component c = e.getChild(); |
| if (c != null && c instanceof javax.accessibility.Accessible) { |
| AccessibleWindow.this.firePropertyChange( |
| javax.accessibility.AccessibleContext.ACCESSIBLE_CHILD_PROPERTY, |
| ((javax.accessibility.Accessible) c).getAccessibleContext(), null); |
| } |
| } |
| } |
| |
| protected int propertyChangeListenerCount = 0; |
| |
| /** |
| * Add a PropertyChangeListener to the listener list. |
| * |
| * @param listener The PropertyChangeListener to be added |
| */ |
| public void addPropertyChangeListener(java.beans.PropertyChangeListener listener) { |
| if (propertyChangeListenerCount++ == 0) { |
| accessibleContainerHandler = new AccessibleContainerHandler(); |
| Window.this.addContainerListener(accessibleContainerHandler); |
| |
| accessibleComponentHandler = new AccessibleComponentHandler(); |
| Window.this.addComponentListener(accessibleComponentHandler); |
| } |
| super.addPropertyChangeListener(listener); |
| } |
| |
| /** |
| * Remove a PropertyChangeListener from the listener list. |
| * This removes a PropertyChangeListener that was registered |
| * for all properties. |
| * |
| * @param listener The PropertyChangeListener to be removed |
| */ |
| public void removePropertyChangeListener(java.beans.PropertyChangeListener listener) { |
| if (--propertyChangeListenerCount == 0) { |
| Window.this.removeComponentListener(accessibleComponentHandler); |
| accessibleComponentHandler = null; |
| |
| Window.this.removeContainerListener(accessibleContainerHandler); |
| accessibleContainerHandler = null; |
| } |
| super.removePropertyChangeListener(listener); |
| } |
| |
| /* |
| * AccessibleComponent |
| */ |
| |
| /** Returns the background color of the object */ |
| public java.awt.Color getBackground() { |
| try { |
| return new java.awt.Color(unoAccessibleComponent.getBackground()); |
| } catch (com.sun.star.uno.RuntimeException e) { |
| return null; |
| } |
| } |
| |
| public void setBackground(java.awt.Color c) { |
| // Not supported by UNO accessibility API |
| } |
| |
| /** Returns the foreground color of the object */ |
| public java.awt.Color getForeground() { |
| try { |
| return new java.awt.Color(unoAccessibleComponent.getForeground()); |
| } catch (com.sun.star.uno.RuntimeException e) { |
| return null; |
| } |
| } |
| |
| public void setForeground(java.awt.Color c) { |
| // Not supported by UNO accessibility API |
| } |
| |
| public java.awt.Cursor getCursor() { |
| // Not supported by UNO accessibility API |
| return null; |
| } |
| |
| public void setCursor(java.awt.Cursor cursor) { |
| // Not supported by UNO accessibility API |
| } |
| |
| public java.awt.Font getFont() { |
| // FIXME |
| return null; |
| } |
| |
| public void setFont(java.awt.Font f) { |
| // Not supported by UNO accessibility API |
| } |
| |
| public java.awt.FontMetrics getFontMetrics(java.awt.Font f) { |
| // FIXME |
| return null; |
| } |
| |
| public boolean isEnabled() { |
| return Window.this.isEnabled(); |
| } |
| |
| public void setEnabled(boolean b) { |
| // Not supported by UNO accessibility API |
| } |
| |
| public boolean isVisible() { |
| return Window.this.isVisible(); |
| } |
| |
| public void setVisible(boolean b) { |
| // Not supported by UNO accessibility API |
| } |
| |
| public boolean isShowing() { |
| return Window.this.isShowing(); |
| } |
| |
| public boolean contains(java.awt.Point p) { |
| try { |
| return unoAccessibleComponent.containsPoint(new com.sun.star.awt.Point(p.x, p.y)); |
| } catch (com.sun.star.uno.RuntimeException e) { |
| return false; |
| } |
| } |
| |
| /** Returns the location of the object on the screen. */ |
| public java.awt.Point getLocationOnScreen() { |
| try { |
| com.sun.star.awt.Point unoPoint = unoAccessibleComponent.getLocationOnScreen(); |
| return new java.awt.Point(unoPoint.X, unoPoint.Y); |
| } catch (com.sun.star.uno.RuntimeException e) { |
| return null; |
| } |
| } |
| |
| /** Gets the location of this component in the form of a point specifying the component's top-left corner */ |
| public java.awt.Point getLocation() { |
| try { |
| com.sun.star.awt.Point unoPoint = unoAccessibleComponent.getLocationOnScreen(); |
| return new java.awt.Point( unoPoint.X, unoPoint.Y ); |
| } catch (com.sun.star.uno.RuntimeException e) { |
| return null; |
| } |
| } |
| |
| /** Moves this component to a new location */ |
| public void setLocation(java.awt.Point p) { |
| // Not supported by UNO accessibility API |
| } |
| |
| /** Gets the bounds of this component in the form of a Rectangle object */ |
| public java.awt.Rectangle getBounds() { |
| try { |
| com.sun.star.awt.Rectangle unoRect = unoAccessibleComponent.getBounds(); |
| return new java.awt.Rectangle(unoRect.X, unoRect.Y, unoRect.Width, unoRect.Height); |
| } catch (com.sun.star.uno.RuntimeException e) { |
| return null; |
| } |
| } |
| |
| /** Moves and resizes this component to conform to the new bounding rectangle r */ |
| public void setBounds(java.awt.Rectangle r) { |
| // Not supported by UNO accessibility API |
| } |
| |
| /** Returns the size of this component in the form of a Dimension object */ |
| public java.awt.Dimension getSize() { |
| try { |
| com.sun.star.awt.Size unoSize = unoAccessibleComponent.getSize(); |
| return new java.awt.Dimension(unoSize.Width, unoSize.Height); |
| } catch (com.sun.star.uno.RuntimeException e) { |
| return null; |
| } |
| } |
| |
| /** Resizes this component so that it has width d.width and height d.height */ |
| public void setSize(java.awt.Dimension d) { |
| // Not supported by UNO accessibility API |
| } |
| |
| /** Returns the Accessible child, if one exists, contained at the local coordinate Point */ |
| public javax.accessibility.Accessible getAccessibleAt(java.awt.Point p) { |
| try { |
| java.awt.Component c = AccessibleObjectFactory.getAccessibleComponent( |
| unoAccessibleComponent.getAccessibleAtPoint(new com.sun.star.awt.Point(p.x, p.y))); |
| |
| return (javax.accessibility.Accessible) c; |
| } catch (com.sun.star.uno.RuntimeException e) { |
| return null; |
| } |
| } |
| |
| public boolean isFocusTraversable() { |
| return Window.this.isFocusable(); |
| } |
| |
| public void requestFocus() { |
| unoAccessibleComponent.grabFocus(); |
| } |
| } |
| |
| /** |
| * Determines whether this component is displayable. A component is |
| * displayable when it is connected to a native screen resource. |
| * <p> |
| * A component is made displayable either when it is added to |
| * a displayable containment hierarchy or when its containment |
| * hierarchy is made displayable. |
| * A containment hierarchy is made displayable when its ancestor |
| * window is either packed or made visible. |
| * <p> |
| * A component is made undisplayable either when it is removed from |
| * a displayable containment hierarchy or when its containment hierarchy |
| * is made undisplayable. A containment hierarchy is made |
| * undisplayable when its ancestor window is disposed. |
| * |
| * @return <code>true</code> if the component is displayable |
| */ |
| @Override |
| public boolean isDisplayable() { |
| return true; |
| } |
| |
| } |
| |
