136 lines
4.1 KiB
Java
136 lines
4.1 KiB
Java
/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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package ov;
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import java.awt.GridBagConstraints;
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import java.awt.GridBagLayout;
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import java.awt.event.ActionListener;
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import java.awt.event.ActionEvent;
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import javax.swing.JButton;
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import javax.swing.JLabel;
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import com.sun.star.accessibility.AccessibleEventId;
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import com.sun.star.accessibility.AccessibleEventObject;
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import com.sun.star.accessibility.AccessibleStateType;
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import com.sun.star.accessibility.XAccessibleComponent;
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import com.sun.star.accessibility.XAccessibleContext;
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import com.sun.star.accessibility.XAccessibleStateSet;
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import com.sun.star.uno.UnoRuntime;
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public class FocusView
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extends ListeningObjectView
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implements ActionListener
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{
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/** Create a FocusView when the given object supports the
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XAccessibleComponent interface.
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*/
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static public ObjectView Create (
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ObjectViewContainer aContainer,
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XAccessibleContext xContext)
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{
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XAccessibleComponent xComponent = UnoRuntime.queryInterface(
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XAccessibleComponent.class, xContext);
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if (xComponent != null)
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return new FocusView (aContainer);
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else
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return null;
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}
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public FocusView (ObjectViewContainer aContainer)
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{
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super (aContainer);
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setLayout (new GridBagLayout());
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GridBagConstraints aConstraints = new GridBagConstraints ();
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maFocused = new JLabel ();
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aConstraints.gridy = 0;
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aConstraints.weightx = 1;
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aConstraints.fill = GridBagConstraints.HORIZONTAL;
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add (maFocused, aConstraints);
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maGrabFocus = new JButton ("grabFocus");
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aConstraints.gridy = 1;
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aConstraints.fill = GridBagConstraints.NONE;
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aConstraints.anchor = GridBagConstraints.WEST;
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add (maGrabFocus, aConstraints);
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maGrabFocus.addActionListener (this);
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}
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/** Additionally to the context store a reference to the
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XAccessibleComponent interface.
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*/
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public void SetObject (XAccessibleContext xObject)
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{
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mxComponent = UnoRuntime.queryInterface(
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XAccessibleComponent.class, xObject);
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super.SetObject (xObject);
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}
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synchronized public void Destroy ()
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{
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super.Destroy();
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maGrabFocus.removeActionListener (this);
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}
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synchronized public void Update ()
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{
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if (mxContext == null)
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{
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maFocused.setText ("<null object>");
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maGrabFocus.setEnabled (false);
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}
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else
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{
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XAccessibleStateSet aStateSet = mxContext.getAccessibleStateSet();
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if (aStateSet.contains(AccessibleStateType.FOCUSED))
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maFocused.setText ("focused");
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else
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maFocused.setText ("not focused");
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if (maGrabFocus != null)
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maGrabFocus.setEnabled (true);
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}
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}
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public String GetTitle ()
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{
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return ("Focus");
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}
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synchronized public void actionPerformed (ActionEvent aEvent)
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{
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if (aEvent.getActionCommand().equals("grabFocus"))
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{
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mxComponent.grabFocus();
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}
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}
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public void notifyEvent (AccessibleEventObject aEvent)
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{
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System.out.println (aEvent);
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if (aEvent.EventId == AccessibleEventId.STATE_CHANGED)
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Update ();
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}
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private JLabel maFocused;
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private JButton maGrabFocus;
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private XAccessibleComponent mxComponent;
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}
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