From e54663c01054c94c76ecef1bbb3a24de124bfe1a Mon Sep 17 00:00:00 2001 From: Vladimir Glazounov Date: Fri, 11 Apr 2003 16:12:09 +0000 Subject: INTEGRATION: CWS vcl07 (1.2.2); FILE ADDED 2003/04/08 14:28:45 obr 1.2.2.1: re-added accessibility workbench --- toolkit/test/accessibility/HelpWindow.java | 185 +++++++++++++++++++++++++++++ 1 file changed, 185 insertions(+) create mode 100644 toolkit/test/accessibility/HelpWindow.java (limited to 'toolkit/test/accessibility/HelpWindow.java') diff --git a/toolkit/test/accessibility/HelpWindow.java b/toolkit/test/accessibility/HelpWindow.java new file mode 100644 index 000000000000..74627ad99761 --- /dev/null +++ b/toolkit/test/accessibility/HelpWindow.java @@ -0,0 +1,185 @@ +import javax.swing.JFrame; +import javax.swing.JScrollPane; +import javax.swing.JEditorPane; +import javax.swing.JButton; +import java.net.URL; +import javax.swing.event.HyperlinkListener; +import javax.swing.event.HyperlinkEvent; +import java.net.MalformedURLException; +import java.io.IOException; +import java.io.File; +import java.awt.event.WindowAdapter; +import java.awt.event.WindowEvent; +import java.awt.GridBagLayout; +import java.awt.GridBagConstraints; +import java.awt.event.ActionListener; +import java.util.LinkedList; + +class HelpWindow + implements ActionListener +{ + public static synchronized HelpWindow Instance () + { + if (maInstance == null) + maInstance = new HelpWindow(); + return maInstance; + } + + public void loadFile (String sFilename) + { + File aFile = new File (sFilename); + try + { + loadURL (aFile.toURL()); + } + catch (MalformedURLException e) + { + e.printStackTrace (System.err); + } + } + public void loadURL (String sURL) + { + try + { + loadURL (new URL (sURL)); + } + catch (MalformedURLException e) + { + e.printStackTrace (System.err); + } + } + + + + + public void loadURL (URL aURL) + { + maHistory.addLast (aURL); + selectHistoryPage (maHistory.size()-1); + maFrame.toFront (); + } + + + + + private HelpWindow () + { + try + { + maCurrentHistoryEntry = -1; + maHistory = new LinkedList(); + + maFrame = new JFrame (); + maFrame.addWindowListener (new WindowAdapter () + { + public void windowClosing (WindowEvent e) + { + maInstance = null; + } + }); + maContent = createContentWidget(); + + maFrame.getContentPane().setLayout (new GridBagLayout()); + GridBagConstraints aConstraints = new GridBagConstraints (); + aConstraints.gridx = 0; + aConstraints.gridy = 0; + aConstraints.gridwidth = 3; + aConstraints.weightx = 1; + aConstraints.weighty = 1; + aConstraints.fill = GridBagConstraints.BOTH; + maFrame.getContentPane().add (new JScrollPane (maContent), aConstraints); + + aConstraints = new GridBagConstraints(); + aConstraints.gridx = 0; + aConstraints.gridy = 1; + maPrevButton = new JButton ("Prev"); + maFrame.getContentPane().add (maPrevButton, aConstraints); + maPrevButton.addActionListener (this); + + aConstraints = new GridBagConstraints(); + aConstraints.gridx = 1; + aConstraints.gridy = 1; + maNextButton = new JButton ("Next"); + maFrame.getContentPane().add (maNextButton, aConstraints); + maNextButton.addActionListener (this); + + aConstraints = new GridBagConstraints(); + aConstraints.gridx = 2; + aConstraints.gridy = 1; + aConstraints.anchor = GridBagConstraints.EAST; + JButton aButton = new JButton ("Close"); + maFrame.getContentPane().add (aButton, aConstraints); + aButton.addActionListener (this); + + maFrame.setSize (600,400); + maFrame.setVisible (true); + } + catch (Exception e) + {} + } + + public void actionPerformed (java.awt.event.ActionEvent e) + { + if (e.getActionCommand().equals("Prev")) + { + selectHistoryPage (maCurrentHistoryEntry - 1); + } + else if (e.getActionCommand().equals("Next")) + { + selectHistoryPage (maCurrentHistoryEntry + 1); + } + else if (e.getActionCommand().equals("Close")) + { + maFrame.dispose (); + maInstance = null; + } + } + + private JEditorPane createContentWidget () + { + JEditorPane aContent = new JEditorPane (); + aContent.setEditable (false); + aContent.addHyperlinkListener (new HyperlinkListener() + { + public void hyperlinkUpdate (HyperlinkEvent e) + { + if (e.getEventType() == HyperlinkEvent.EventType.ACTIVATED) + HelpWindow.Instance().loadURL (e.getURL()); + } + }); + return aContent; + } + + private void selectHistoryPage (int i) + { + if (i < 0) + i = 0; + else if (i >= maHistory.size()-1) + i = maHistory.size()-1; + if (i != maCurrentHistoryEntry) + { + URL aURL = (URL)maHistory.get (i); + try + { + maContent.setPage (aURL); + } + catch (java.io.IOException ex) + { + ex.printStackTrace(System.err); + } + + maCurrentHistoryEntry = i; + } + + maPrevButton.setEnabled (maCurrentHistoryEntry > 0); + maNextButton.setEnabled (maCurrentHistoryEntry < maHistory.size()-1); + } + + private static HelpWindow maInstance = null; + private JFrame maFrame; + private JEditorPane maContent; + private LinkedList maHistory; + private int maCurrentHistoryEntry; + private JButton maPrevButton; + private JButton maNextButton; +} -- cgit