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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 .
+ */
+
+import com.sun.star.frame.XFrame;
+import com.sun.star.frame.XTerminateListener;
+import com.sun.star.uno.UnoRuntime;
+
+import com.sun.star.accessibility.XAccessibleContext;
+import com.sun.star.awt.XExtendedToolkit;
+
+import java.awt.*;
+import java.awt.event.*;
+import javax.swing.*;
+import javax.swing.tree.*;
+import javax.swing.event.TreeSelectionListener;
+import javax.swing.event.TreeSelectionEvent;
+import ov.ObjectViewContainer;
+
+/** This class manages the GUI of the work bench.
+ @see AccessibilityTreeModel
+ for the implementation of the tree view on the left side which also
+ manages the registration of accessibility listeners.
+ @see Canvas
+ for the graphical view of the accessible objects.
+*/
+public class AccessibilityWorkBench
+ extends JFrame
+ implements ActionListener, XTerminateListener, TreeSelectionListener
+
+{
+ private static final String msVersion = "v1.7.2";
+ private String msOptionsFileName = ".AWBrc";
+
+ public static void main (String args[])
+ {
+ int nPortNumber = 5678;
+
+ for (int i=0; i<args.length; i++)
+ {
+ if (args[i].equals ("-h") || args[i].equals ("--help") || args[i].equals ("-?"))
+ {
+ System.out.println ("usage: AccessibilityWorkBench <option>*");
+ System.out.println ("options:");
+ System.out.println (" -p <port-number> Port on which to connect to StarOffice.");
+ System.out.println (" Defaults to 5678.");
+ System.exit (0);
+ }
+ else if (args[i].equals ("-p"))
+ {
+ nPortNumber = Integer.parseInt (args[++i]);
+ }
+ }
+
+ saWorkBench = new AccessibilityWorkBench (nPortNumber);
+ }
+
+
+
+
+ /** Return the one instance of the AccessibilityWorkBench
+ @return
+ Returns null when the AccessibilityWorkBench could not be
+ created successfully.
+ */
+ public static AccessibilityWorkBench Instance ()
+ {
+ return saWorkBench;
+ }
+
+
+
+ /** Create an accessibility work bench that listens at the specified
+ port to Office applications.
+ */
+ private AccessibilityWorkBench (int nPortNumber)
+ {
+ mbInitialized = false;
+
+ Layout ();
+
+ MessageArea.println (System.getProperty ("os.name") + " / "
+ + System.getProperty ("os.arch") + " / "
+ + System.getProperty ("os.version"));
+ MessageArea.println ("Using port " + nPortNumber);
+ office = new SimpleOffice (nPortNumber);
+
+ maAccessibilityTree.getComponent().addTreeSelectionListener (this);
+
+ addWindowListener (new WindowAdapter ()
+ { @Override
+ public void windowClosing (WindowEvent e)
+ { System.exit(0); }
+ });
+
+ initialize ();
+ }
+
+
+
+
+ /** Create and arrange the widgets of the GUI.
+ */
+ private void Layout ()
+ {
+ setSize (new Dimension (8000,600));
+
+ // Create new layout.
+ GridBagLayout aLayout = new GridBagLayout ();
+ getContentPane().setLayout (aLayout);
+
+ // Accessible Tree.
+ maAccessibilityTree = new AccessibilityTree ();
+ JScrollPane aTreeScrollPane = new JScrollPane(
+ maAccessibilityTree.getComponent(),
+ JScrollPane.VERTICAL_SCROLLBAR_ALWAYS,
+ JScrollPane.HORIZONTAL_SCROLLBAR_ALWAYS);
+ aTreeScrollPane.setPreferredSize (new Dimension (400,300));
+
+ // Object view shows details about the currently selected accessible
+ // object.
+ maObjectViewContainer = new ObjectViewContainer ();
+ JScrollPane aObjectViewContainerScrollPane = new JScrollPane(
+ maObjectViewContainer,
+ JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED,
+ JScrollPane.HORIZONTAL_SCROLLBAR_AS_NEEDED);
+ aObjectViewContainerScrollPane.setPreferredSize (new Dimension (400,300));
+
+ // Split pane for tree view and object view.
+ JSplitPane aLeftViewSplitPane = new JSplitPane (
+ JSplitPane.VERTICAL_SPLIT,
+ aTreeScrollPane,
+ aObjectViewContainerScrollPane
+ );
+ aLeftViewSplitPane.setDividerLocation (300);
+
+ // Canvas.
+ maCanvas = new Canvas ();
+ maCanvas.setTree (maAccessibilityTree.getComponent());
+ maAccessibilityTree.SetCanvas (maCanvas);
+ JScrollPane aScrolledCanvas = new JScrollPane(maCanvas,
+ JScrollPane.VERTICAL_SCROLLBAR_AS_NEEDED,
+ JScrollPane.HORIZONTAL_SCROLLBAR_AS_NEEDED);
+ aScrolledCanvas.getViewport().setBackground (Color.RED);
+ aScrolledCanvas.setPreferredSize (new Dimension(600,400));
+
+ // Split pane for tree view and canvas.
+ JSplitPane aViewSplitPane = new JSplitPane (
+ JSplitPane.HORIZONTAL_SPLIT,
+ aLeftViewSplitPane,
+ aScrolledCanvas
+ );
+ aViewSplitPane.setOneTouchExpandable(true);
+ aViewSplitPane.setDividerLocation (400);
+
+ // Text output area.
+ MessageArea aMessageArea = MessageArea.Instance ();
+
+ // Split pane for the two views and the message area.
+ JSplitPane aSplitPane = new JSplitPane (JSplitPane.VERTICAL_SPLIT,
+ aViewSplitPane, aMessageArea);
+ aSplitPane.setOneTouchExpandable(true);
+ addGridElement (aViewSplitPane, 0,0, 2,1, 3,3,
+ GridBagConstraints.CENTER, GridBagConstraints.BOTH);
+
+ // Button bar.
+ maButtonBar = new JPanel();
+ maButtonBar.setLayout (new FlowLayout());
+ addGridElement (maButtonBar, 0,3, 2,1, 1,0,
+ GridBagConstraints.WEST, GridBagConstraints.HORIZONTAL);
+
+ // Buttons.
+ aConnectButton = createButton ("Connect", "connect");
+ aUpdateButton = createButton ("Update", "update");
+ aShapesButton = createButton ("Expand Shapes", "shapes");
+ aExpandButton = createButton ("Expand All", "expand");
+ aQuitButton = createButton ("Quit", "quit");
+ UpdateButtonStates ();
+
+ Options.Instance().Load (msOptionsFileName);
+
+ setJMenuBar (CreateMenuBar ());
+
+ setTitle("Accessibility Workbench " + msVersion);
+
+ pack ();
+ setVisible (true);
+ validate ();
+ repaint();
+ }
+
+
+
+
+ /** Shortcut method for adding an object to a GridBagLayout.
+ */
+ private void addGridElement (JComponent object,
+ int x, int y, int width, int height, int weightx, int weighty,
+ int anchor, int fill)
+ {
+ GridBagConstraints constraints = new GridBagConstraints ();
+ constraints.gridx = x;
+ constraints.gridy = y;
+ constraints.gridwidth = width;
+ constraints.gridheight = height;
+ constraints.weightx = weightx;
+ constraints.weighty = weighty;
+ constraints.anchor = anchor;
+ constraints.fill = fill;
+ getContentPane().add (object, constraints);
+ }
+
+
+
+
+ /** Create a new button and place at the right most position into the
+ button bar.
+ */
+ private JButton createButton (String title, String command)
+ {
+ JButton aButton = new JButton (title);
+ aButton.setEnabled (false);
+ aButton.setActionCommand (command);
+ aButton.addActionListener (this);
+
+ maButtonBar.add (aButton);
+ return aButton;
+ }
+
+
+
+
+ /** Create a menu bar for the application.
+ @return
+ Returns the new menu bar. The returned reference is also
+ remembered in the data member <member>maMenuBar</member>.
+ */
+ private JMenuBar CreateMenuBar ()
+ {
+ // Menu bar.
+ JMenuBar aMenuBar = new JMenuBar ();
+
+ // File menu.
+ JMenu aFileMenu = new JMenu ("File");
+ aMenuBar.add (aFileMenu);
+ JMenuItem aItem;
+ aItem = new JMenuItem ("Quit");
+ aFileMenu.add (aItem);
+ aItem.addActionListener (this);
+
+ // View menu.
+ JMenu aViewMenu = new JMenu ("View");
+ aMenuBar.add (aViewMenu);
+ ButtonGroup aGroup = new ButtonGroup ();
+ JRadioButtonMenuItem aRadioButton = new JRadioButtonMenuItem ("Whole Screen");
+ aGroup.add (aRadioButton);
+ aViewMenu.add (aRadioButton);
+ aRadioButton.addActionListener (this);
+ aRadioButton = new JRadioButtonMenuItem ("200%");
+ aGroup.add (aRadioButton);
+ aViewMenu.add (aRadioButton);
+ aRadioButton.addActionListener (this);
+ aRadioButton = new JRadioButtonMenuItem ("100%");
+ aGroup.add (aRadioButton);
+ aViewMenu.add (aRadioButton);
+ aRadioButton.addActionListener (this);
+ aRadioButton = new JRadioButtonMenuItem ("50%");
+ aGroup.add (aRadioButton);
+ aViewMenu.add (aRadioButton);
+ aRadioButton.addActionListener (this);
+ aRadioButton = new JRadioButtonMenuItem ("25%");
+ aGroup.add (aRadioButton);
+ aViewMenu.add (aRadioButton);
+ aRadioButton.addActionListener (this);
+ aRadioButton = new JRadioButtonMenuItem ("10%");
+ aGroup.add (aRadioButton);
+ aViewMenu.add (aRadioButton);
+ aRadioButton.addActionListener (this);
+
+ // Options menu.
+ JMenu aOptionsMenu = new JMenu ("Options");
+ aMenuBar.add (aOptionsMenu);
+ JCheckBoxMenuItem aCBItem;
+ aCBItem = new JCheckBoxMenuItem ("Show Descriptions", maCanvas.getShowDescriptions());
+ aOptionsMenu.add (aCBItem);
+ aCBItem.addActionListener (this);
+
+ aCBItem = new JCheckBoxMenuItem ("Show Names", maCanvas.getShowNames());
+ aOptionsMenu.add (aCBItem);
+ aCBItem.addActionListener (this);
+
+ aCBItem = new JCheckBoxMenuItem ("Show Text", maCanvas.getShowText());
+ aOptionsMenu.add (aCBItem);
+ aCBItem.addActionListener (this);
+
+ aCBItem = new JCheckBoxMenuItem ("Antialiased Rendering", maCanvas.getAntialiasing());
+ aOptionsMenu.add (aCBItem);
+ aCBItem.addActionListener (this);
+
+ // Help menu.
+ JMenu aHelpMenu = new JMenu ("Help");
+ aMenuBar.add (aHelpMenu);
+
+ aItem = new JMenuItem ("Help");
+ aHelpMenu.add (aItem);
+ aItem.addActionListener (this);
+
+ aItem = new JMenuItem ("News");
+ aHelpMenu.add (aItem);
+ aItem.addActionListener (this);
+
+ aItem = new JMenuItem ("About");
+ aHelpMenu.add (aItem);
+ aItem.addActionListener (this);
+
+ return aMenuBar;
+ }
+
+
+
+
+ /** Initialize the AWB. This includes clearing the canvas, add
+ listeners, creation of a new tree model for the tree list box and
+ the update of the button states.
+
+ This method may be called any number of times. Note that all
+ actions will be carried out every time. The main purpose of a
+ second call is that of a re-initialization after a reconnect.
+ */
+ private void initialize ()
+ {
+ maCanvas.clear();
+
+ AccessibilityTreeModel aModel = null;
+ aModel = new AccessibilityTreeModel (createTreeModelRoot());
+
+ aModel.setCanvas (maCanvas);
+ maAccessibilityTree.getComponent().setModel (aModel);
+
+ if (office != null)
+ {
+ // Add terminate listener.
+ if (office.getDesktop() != null)
+ office.getDesktop().addTerminateListener (this);
+
+ XExtendedToolkit xToolkit = office.getExtendedToolkit();
+ // Remove old top window listener.
+ if (maTopWindowListener != null)
+ xToolkit.removeTopWindowListener (maQueuedTopWindowListener);
+ // Add top window listener.
+ if (xToolkit != null)
+ {
+ MessageArea.println ("registering at extended toolkit");
+ maTopWindowListener = new TopWindowListener (aModel, office);
+ maQueuedTopWindowListener = new QueuedTopWindowListener (maTopWindowListener);
+ xToolkit.addTopWindowListener (maQueuedTopWindowListener);
+ maTopWindowListener.Initialize ();
+ }
+ else
+ maTopWindowListener = null;
+ }
+
+ mbInitialized = true;
+ UpdateButtonStates ();
+ }
+
+
+
+
+ /** Update the states of the buttons according to the internal state of
+ the AWB.
+ */
+ private void UpdateButtonStates ()
+ {
+ aConnectButton.setEnabled (mbInitialized);
+ aQuitButton.setEnabled (mbInitialized);
+ aUpdateButton.setEnabled (mbInitialized);
+ aExpandButton.setEnabled (mbInitialized);
+ aShapesButton.setEnabled (mbInitialized);
+ }
+
+
+
+ /** Callback for GUI actions from the buttons.
+ */
+ public void actionPerformed (java.awt.event.ActionEvent e)
+ {
+ if (e.getActionCommand().equals("connect"))
+ {
+ office.connect();
+ initialize ();
+ }
+ else if (e.getActionCommand().equals("quit"))
+ {
+ AccessibilityTreeModel aModel = (AccessibilityTreeModel)maAccessibilityTree.getComponent().getModel();
+ aModel.clear();
+ System.exit (0);
+ }
+ else if (e.getActionCommand().equals("update"))
+ {
+ initialize ();
+ }
+ else if (e.getActionCommand().equals("shapes"))
+ {
+ Cursor aCursor = getCursor();
+ setCursor (new Cursor (Cursor.WAIT_CURSOR));
+ maAccessibilityTree.expandShapes();
+ setCursor (aCursor);
+ }
+ else if (e.getActionCommand().equals("expand"))
+ {
+ Cursor aCursor = getCursor();
+ setCursor (new Cursor (Cursor.WAIT_CURSOR));
+ maAccessibilityTree.expandAll();
+ setCursor (aCursor);
+ }
+ else if (e.getActionCommand().equals ("Quit"))
+ {
+ System.out.println ("exiting");
+ System.exit (0);
+ }
+ else if (e.getActionCommand().equals ("Show Descriptions"))
+ {
+ maCanvas.setShowDescriptions ( ! maCanvas.getShowDescriptions());
+ Options.Instance().Save (msOptionsFileName);
+ }
+ else if (e.getActionCommand().equals ("Show Names"))
+ {
+ maCanvas.setShowNames ( ! maCanvas.getShowNames());
+ Options.Instance().Save (msOptionsFileName);
+ }
+ else if (e.getActionCommand().equals ("Antialiased Rendering"))
+ {
+ maCanvas.setAntialiasing ( ! maCanvas.getAntialiasing());
+ Options.Instance().Save (msOptionsFileName);
+ }
+ else if (e.getActionCommand().equals ("Help"))
+ {
+ HelpWindow.Instance().loadFile ("help.html");
+ }
+ else if (e.getActionCommand().equals ("News"))
+ {
+ try{
+ HelpWindow.Instance().loadFile ("news.html");
+ } catch (Exception ex) {}
+ }
+ else if (e.getActionCommand().equals ("About"))
+ {
+ HelpWindow.Instance().loadFile ("about.html");
+ }
+ else if (e.getActionCommand().equals ("Whole Screen"))
+ {
+ maCanvas.setZoomMode (Canvas.WHOLE_SCREEN);
+ Options.Instance().Save (msOptionsFileName);
+ }
+ else if (e.getActionCommand().equals ("200%"))
+ {
+ maCanvas.setZoomMode (200);
+ Options.Instance().Save (msOptionsFileName);
+ }
+ else if (e.getActionCommand().equals ("100%"))
+ {
+ maCanvas.setZoomMode (100);
+ Options.Instance().Save (msOptionsFileName);
+ }
+ else if (e.getActionCommand().equals ("50%"))
+ {
+ maCanvas.setZoomMode (50);
+ Options.Instance().Save (msOptionsFileName);
+ }
+ else if (e.getActionCommand().equals ("25%"))
+ {
+ maCanvas.setZoomMode (25);
+ Options.Instance().Save (msOptionsFileName);
+ }
+ else if (e.getActionCommand().equals ("10%"))
+ {
+ maCanvas.setZoomMode (10);
+ Options.Instance().Save (msOptionsFileName);
+ }
+ else
+ {
+ System.err.println("unknown command " + e.getActionCommand());
+ }
+ }
+
+
+
+
+ /** Create an AccessibilityTreeModel root which contains the documents
+ (top windows) that are present at the moment.
+ */
+ private AccessibleTreeNode createTreeModelRoot()
+ {
+ // create root node
+ VectorNode aRoot = new VectorNode ("Accessibility Tree", null);
+ if (maTopWindowListener != null)
+ maTopWindowListener.Initialize ();
+ return aRoot;
+ }
+
+
+ // TreeSelectionListener
+ public void valueChanged (TreeSelectionEvent aEvent)
+ {
+ TreePath aPath = aEvent.getPath();
+ Object aObject = aPath.getLastPathComponent();
+ if (aObject instanceof AccTreeNode)
+ {
+ AccTreeNode aNode = (AccTreeNode) aObject;
+ XAccessibleContext xContext = aNode.getContext();
+ maObjectViewContainer.SetObject (xContext);
+ }
+ }
+
+
+
+
+ // XEventListener
+ public void disposing( com.sun.star.lang.EventObject aSourceObj )
+ {
+ XFrame xFrame = UnoRuntime.queryInterface(XFrame.class, aSourceObj.Source);
+
+ if( xFrame != null )
+ System.out.println("frame disposed");
+ else
+ System.out.println("controller disposed");
+ }
+
+
+
+
+ // XTerminateListener
+ public void queryTermination (final com.sun.star.lang.EventObject aEvent) throws RuntimeException
+ {
+ System.out.println ("Terminate Event : " + aEvent);
+ }
+
+
+
+
+ // XTerminateListener
+ public void notifyTermination (final com.sun.star.lang.EventObject aEvent) throws RuntimeException
+ {
+ System.out.println ("Notify Termination Event : " + aEvent);
+ }
+
+
+
+ /// The Singleton Workbench object.
+ private static AccessibilityWorkBench
+ saWorkBench = null;
+
+ private SimpleOffice
+ office;
+
+ private JPanel
+ maButtonBar;
+ private Canvas
+ maCanvas;
+ private AccessibilityTree
+ maAccessibilityTree;
+ private ObjectViewContainer
+ maObjectViewContainer;
+ private JButton
+ aConnectButton,
+ aQuitButton,
+ aUpdateButton,
+ aExpandButton,
+ aShapesButton;
+ private boolean
+ mbInitialized;
+ private TopWindowListener
+ maTopWindowListener;
+ private QueuedTopWindowListener
+ maQueuedTopWindowListener;
+}