public void visit(LinkModel link) {
try {
// make sure to reload
editorPane.getDocument().putProperty(Document.StreamDescriptionProperty, null);
// JW: editorPane defaults to asynchronous loading
// no need to explicitly start a thread - really?
editorPane.setPage(link.getURL());
link.setVisited(true);
} catch (IOException e1) {
editorPane.setText("<html>Error 404: couldn't show " + link.getURL() + " </html>");
}
}
/**
* The aggregate components which compise the combo box are unregistered and uninitialized. This
* method is called as part of the UI uninstallation process.
*/
protected void uninstallComponents() {
iconLabel = null;
errorMessage = null;
closeButton = null;
reportButton = null;
detailButton.removeActionListener(detailListener);
detailButton = null;
details.setTransferHandler(null);
details = null;
detailsScrollPane.removeAll();
detailsScrollPane = null;
detailsPanel.setLayout(null);
detailsPanel.removeAll();
detailsPanel = null;
copyToClipboardButton.removeActionListener(copyToClipboardListener);
copyToClipboardButton = null;
pane.removeAll();
pane.setLayout(null);
pane.setBorder(null);
}
public EditorPaneLinkVisitor(JXEditorPane pane) {
if (pane == null) {
pane = createDefaultEditorPane();
}
this.editorPane = pane;
pane.addHyperlinkListener(getHyperlinkListener());
}
/**
* Set the details section to be either visible or invisible. Set the text of the Details button
* accordingly.
*
* @param b if true details section will be visible
*/
private void setDetailsVisible(boolean b) {
if (b) {
collapsedHeight = pane.getHeight();
pane.setSize(
pane.getWidth(),
expandedHeight == 0 ? collapsedHeight + getDetailsHeight() : expandedHeight);
detailsPanel.setVisible(true);
configureDetailsButton(true);
detailsPanel.applyComponentOrientation(detailButton.getComponentOrientation());
// workaround for bidi bug, if the text is not set "again" and the component orientation has
// changed
// then the text won't be aligned correctly. To reproduce this (in JDK 1.5) show two dialogs
// in one
// use LTOR orientation and in the second use RTOL orientation and press "details" in both.
// Text in the text box should be aligned to right/left respectively, without this line this
// doesn't
// occure I assume because bidi properties are tested when the text is set and are not updated
// later
// on when setComponentOrientation is invoked.
details.setText(details.getText());
details.setCaretPosition(0);
} else if (collapsedHeight != 0) { // only collapse if the dialog has been expanded
expandedHeight = pane.getHeight();
detailsPanel.setVisible(false);
configureDetailsButton(false);
// Trick to force errorMessage JTextArea to resize according
// to its columns property.
errorMessage.setSize(0, 0);
errorMessage.setSize(errorMessage.getPreferredSize());
pane.setSize(pane.getWidth(), collapsedHeight);
} else {
detailsPanel.setVisible(false);
}
pane.doLayout();
}
/**
* Creates and initializes the components which make up the aggregate combo box. This method is
* called as part of the UI installation process.
*/
protected void installComponents() {
iconLabel = new JLabel(pane.getIcon());
errorMessage = new JEditorPane();
errorMessage.setEditable(false);
errorMessage.setContentType("text/html");
errorMessage.setEditorKitForContentType("text/plain", new StyledEditorKit());
errorMessage.setEditorKitForContentType("text/html", new HTMLEditorKit());
errorMessage.setOpaque(false);
errorMessage.putClientProperty(JXEditorPane.HONOR_DISPLAY_PROPERTIES, Boolean.TRUE);
closeButton =
new JButton(
UIManagerExt.getString(CLASS_NAME + ".ok_button_text", errorMessage.getLocale()));
reportButton = new EqualSizeJButton(pane.getActionMap().get(JXErrorPane.REPORT_ACTION_KEY));
detailButton =
new EqualSizeJButton(
UIManagerExt.getString(CLASS_NAME + ".details_expand_text", errorMessage.getLocale()));
details = new JXEditorPane();
details.setContentType("text/html");
details.putClientProperty(JXEditorPane.HONOR_DISPLAY_PROPERTIES, Boolean.TRUE);
details.setTransferHandler(createDetailsTransferHandler(details));
detailsScrollPane = new JScrollPane(details);
detailsScrollPane.setPreferredSize(new Dimension(10, 250));
details.setEditable(false);
detailsPanel = new JPanel();
detailsPanel.setVisible(false);
copyToClipboardButton =
new JButton(
UIManagerExt.getString(
CLASS_NAME + ".copy_to_clipboard_button_text", errorMessage.getLocale()));
copyToClipboardListener =
new ActionListener() {
public void actionPerformed(ActionEvent ae) {
details.copy();
}
};
copyToClipboardButton.addActionListener(copyToClipboardListener);
detailsPanel.setLayout(createDetailPanelLayout());
detailsPanel.add(detailsScrollPane);
detailsPanel.add(copyToClipboardButton);
// Create error scroll pane. Make sure this happens before call to createErrorPaneLayout() in
// case any extending
// class wants to manipulate the component there.
errorScrollPane = new JScrollPane(errorMessage);
errorScrollPane.setBorder(new EmptyBorder(0, 0, 5, 0));
errorScrollPane.setOpaque(false);
errorScrollPane.getViewport().setOpaque(false);
// initialize the gui. Most of this code is similar between Mac and PC, but
// where they differ protected methods have been written allowing the
// mac implementation to alter the layout of the dialog.
pane.setLayout(createErrorPaneLayout());
// An empty border which constitutes the padding from the edge of the
// dialog to the content. All content that butts against this border should
// not be padded.
Insets borderInsets = new Insets(16, 24, 16, 17);
pane.setBorder(
BorderFactory.createEmptyBorder(
borderInsets.top, borderInsets.left, borderInsets.bottom, borderInsets.right));
// add the JLabel responsible for displaying the icon.
// TODO: in the future, replace this usage of a JLabel with a JXImagePane,
// which may add additional "coolness" such as allowing the user to drag
// the image off the dialog onto the desktop. This kind of coolness is common
// in the mac world.
pane.add(iconLabel);
pane.add(errorScrollPane);
pane.add(closeButton);
pane.add(reportButton);
reportButton.setVisible(false); // not visible by default
pane.add(detailButton);
pane.add(detailsPanel);
// make the buttons the same size
EqualSizeJButton[] buttons =
new EqualSizeJButton[] {(EqualSizeJButton) detailButton, (EqualSizeJButton) reportButton};
((EqualSizeJButton) reportButton).setGroup(buttons);
((EqualSizeJButton) detailButton).setGroup(buttons);
reportButton.setMinimumSize(reportButton.getPreferredSize());
detailButton.setMinimumSize(detailButton.getPreferredSize());
// set the event handling
detailListener = new DetailsClickEvent();
detailButton.addActionListener(detailListener);
}
protected JXEditorPane createDefaultEditorPane() {
final JXEditorPane editorPane = new JXEditorPane();
editorPane.setEditable(false);
editorPane.setContentType("text/html");
return editorPane;
}