public void actionPerformed(ActionEvent ae) {
String cname = nameF.getText().trim();
int state = conditions[stateC.getSelectedIndex()];
try {
if (isSpecialCase(cname)) {
handleSpecialCase(cname, state);
} else {
JComponent comp = (JComponent) Class.forName(cname).newInstance();
ComponentUI cui = UIManager.getUI(comp);
cui.installUI(comp);
results.setText("Map entries for " + cname + ":\n\n");
if (inputB.isSelected()) {
loadInputMap(comp.getInputMap(state), "");
results.append("\n");
}
if (actionB.isSelected()) {
loadActionMap(comp.getActionMap(), "");
results.append("\n");
}
if (bindingB.isSelected()) {
loadBindingMap(comp, state);
}
}
} catch (ClassCastException cce) {
results.setText(cname + " is not a subclass of JComponent.");
} catch (ClassNotFoundException cnfe) {
results.setText(cname + " was not found.");
} catch (InstantiationException ie) {
results.setText(cname + " could not be instantiated.");
} catch (Exception e) {
results.setText("Exception found:\n" + e);
e.printStackTrace();
}
}
/**
* Set up key bindings and focus listener for the FieldEditor.
*
* @param component
*/
public void setupJTextComponent(final JComponent component, final AutoCompleteListener acl) {
// Here we add focus listeners to the component. The funny code is because we need
// to guarantee that the AutoCompleteListener - if used - is called before fieldListener
// on a focus lost event. The AutoCompleteListener is responsible for removing any
// current suggestion when focus is lost, and this must be done before fieldListener
// stores the current edit. Swing doesn't guarantee the order of execution of event
// listeners, so we handle this by only adding the AutoCompleteListener and telling
// it to call fieldListener afterwards. If no AutoCompleteListener is used, we
// add the fieldListener normally.
if (acl != null) {
component.addKeyListener(acl);
component.addFocusListener(acl);
acl.setNextFocusListener(fieldListener);
} else component.addFocusListener(fieldListener);
InputMap im = component.getInputMap(JComponent.WHEN_FOCUSED);
ActionMap am = component.getActionMap();
im.put(Globals.prefs.getKey("Entry editor, previous entry"), "prev");
am.put("prev", parent.prevEntryAction);
im.put(Globals.prefs.getKey("Entry editor, next entry"), "next");
am.put("next", parent.nextEntryAction);
im.put(Globals.prefs.getKey("Entry editor, store field"), "store");
am.put("store", parent.storeFieldAction);
im.put(Globals.prefs.getKey("Entry editor, next panel"), "right");
im.put(Globals.prefs.getKey("Entry editor, next panel 2"), "right");
am.put("left", parent.switchLeftAction);
im.put(Globals.prefs.getKey("Entry editor, previous panel"), "left");
im.put(Globals.prefs.getKey("Entry editor, previous panel 2"), "left");
am.put("right", parent.switchRightAction);
im.put(Globals.prefs.getKey("Help"), "help");
am.put("help", parent.helpAction);
im.put(Globals.prefs.getKey("Save database"), "save");
am.put("save", parent.saveDatabaseAction);
im.put(Globals.prefs.getKey("Next tab"), "nexttab");
am.put("nexttab", parent.frame.nextTab);
im.put(Globals.prefs.getKey("Previous tab"), "prevtab");
am.put("prevtab", parent.frame.prevTab);
try {
HashSet<AWTKeyStroke> keys =
new HashSet<AWTKeyStroke>(
component.getFocusTraversalKeys(KeyboardFocusManager.FORWARD_TRAVERSAL_KEYS));
keys.clear();
keys.add(AWTKeyStroke.getAWTKeyStroke("pressed TAB"));
component.setFocusTraversalKeys(KeyboardFocusManager.FORWARD_TRAVERSAL_KEYS, keys);
keys =
new HashSet<AWTKeyStroke>(
component.getFocusTraversalKeys(KeyboardFocusManager.BACKWARD_TRAVERSAL_KEYS));
keys.clear();
keys.add(KeyStroke.getKeyStroke("shift pressed TAB"));
component.setFocusTraversalKeys(KeyboardFocusManager.BACKWARD_TRAVERSAL_KEYS, keys);
} catch (Throwable t) {
System.err.println(t);
}
}
public void addDialogCloser(JComponent comp) {
AbstractAction closeAction =
new AbstractAction() {
public void actionPerformed(ActionEvent e) {
setVisible(false);
}
};
// Then create a keystroke to use for it
KeyStroke ks = KeyStroke.getKeyStroke(KeyEvent.VK_ESCAPE, 0);
// Finally, bind the keystroke and the action to *any* component
// within the dialog. Note the WHEN_IN_FOCUSED bit...this is what
// stops you having to do it for all components
comp.getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW).put(ks, "close");
comp.getActionMap().put("close", closeAction);
}
private void handleSpecialCase(String cname, int condition) {
Component comp = null;
JComponent mapComp = null;
try {
if (cname.equals("javax.swing.JApplet")
|| cname.equals("javax.swing.JDialog")
|| cname.equals("javax.swing.JFrame")
|| cname.equals("javax.swing.JWindow")) {
comp = (Component) Class.forName(cname).newInstance();
mapComp = (JComponent) ((JApplet) comp).getLayeredPane();
results.setText("Map entries for " + cname + " (delegated to JRootPane):\n\n");
} else if (cname.equals("javax.swing.JInternalFrame")) {
JDesktopPane jdp = new JDesktopPane();
JInternalFrame jif = new JInternalFrame("Demo");
jif.setVisible(true);
jdp.add(jif);
mapComp = jif;
}
if (inputB.isSelected()) {
loadInputMap(mapComp.getInputMap(condition), "");
results.append("\n");
}
if (actionB.isSelected()) {
loadActionMap(mapComp.getActionMap(), "");
results.append("\n");
}
if (bindingB.isSelected()) {
loadBindingMap(mapComp, condition);
}
} catch (ClassCastException cce) {
results.setText(cname + " is not a subclass of JComponent.");
} catch (ClassNotFoundException cnfe) {
results.setText(cname + " was not found.");
} catch (InstantiationException ie) {
results.setText(cname + " could not be instantiated.");
} catch (Exception e) {
results.setText("Exception found:\n" + e);
e.printStackTrace();
}
}
// {{{ _preprocessKeyEvent() method
private KeyEvent _preprocessKeyEvent(KeyEvent evt) {
if (view.isClosed()) return null;
Component focusOwner = view.getFocusOwner();
if (focusOwner instanceof JComponent) {
JComponent comp = (JComponent) focusOwner;
InputMap map = comp.getInputMap();
ActionMap am = comp.getActionMap();
if (map != null && am != null && comp.isEnabled()) {
KeyStroke keyStroke = KeyStroke.getKeyStrokeForEvent(evt);
Object binding = map.get(keyStroke);
if (binding != null && am.get(binding) != null) {
return null;
}
}
}
if (focusOwner instanceof JTextComponent) {
// fix for the bug where key events in JTextComponents
// inside views are also handled by the input handler
if (evt.getID() == KeyEvent.KEY_PRESSED) {
switch (evt.getKeyCode()) {
case KeyEvent.VK_ENTER:
case KeyEvent.VK_TAB:
case KeyEvent.VK_BACK_SPACE:
case KeyEvent.VK_SPACE:
return null;
}
}
}
if (evt.isConsumed()) return null;
if (Debug.DUMP_KEY_EVENTS) {
Log.log(Log.DEBUG, this, "Key event (preprocessing) : " + AbstractInputHandler.toString(evt));
}
return KeyEventWorkaround.processKeyEvent(evt);
} // }}}
/**
* Registers the keystroke of the given action as "command" of the given component.
*
* <p>This code is based on the Sulky-tools, found at <http://github.com/huxi/sulky>.
*
* @param aComponent the component that should react on the keystroke, cannot be <code>null</code>
* ;
* @param aAction the action of the keystroke, cannot be <code>null</code>;
* @param aCommandName the name of the command to register the keystore under.
*/
public static void registerKeystroke(
final JComponent aComponent, final Action aAction, final String aCommandName) {
final KeyStroke keyStroke = (KeyStroke) aAction.getValue(Action.ACCELERATOR_KEY);
if (keyStroke == null) {
return;
}
InputMap inputMap = aComponent.getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW);
ActionMap actionMap = aComponent.getActionMap();
inputMap.put(keyStroke, aCommandName);
actionMap.put(aCommandName, aAction);
inputMap = aComponent.getInputMap(JComponent.WHEN_FOCUSED);
Object value = inputMap.get(keyStroke);
if (value != null) {
inputMap.put(keyStroke, aCommandName);
}
inputMap = aComponent.getInputMap(JComponent.WHEN_ANCESTOR_OF_FOCUSED_COMPONENT);
value = inputMap.get(keyStroke);
if (value != null) {
inputMap.put(keyStroke, aCommandName);
}
}
public void loadBindingMap(JComponent c, int condition) {
loadBindingMap(c.getInputMap(condition), c.getActionMap());
}
public static void performActionOnFocusedJComponent(String action) {
JComponent c = getFocusedJComponent();
if (c != null) c.getActionMap().get(action).actionPerformed(null);
}
public BundleOptionsFrame(String displayName, String instanceName, List<OptionGroup> options) {
setResizable(false);
this.displayName = displayName;
content = (JComponent) getContentPane();
content.setLayout(new GridBagLayout());
final BundleOptionsFrame frame = this;
// Close button
Action closeAction =
new AbstractAction("Close") {
@Override
public void actionPerformed(ActionEvent e) {
frame.setVisible(false);
}
};
JButton close_button = new JButton(closeAction);
GridBagConstraints c = new GridBagConstraints();
c.gridx = 0;
c.gridy = currentRow++;
c.anchor = GridBagConstraints.LINE_START;
c.insets = new Insets(2, 2, 2, 2);
content.add(close_button, c);
// Escape key binding
JComponent root = frame.getRootPane();
root.getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW)
.put(KeyStroke.getKeyStroke(KeyEvent.VK_ESCAPE, 0), "close");
root.getInputMap(JComponent.WHEN_IN_FOCUSED_WINDOW)
.put(KeyStroke.getKeyStroke("ctrl W"), "close");
root.getActionMap().put("close", closeAction);
if (instanceName != null) {
// Predicate name
StringOption opt = new StringOption();
opt.setDisplayName("Predicate name");
opt.setDefault(instanceName);
instanceNameField = new StringField(opt);
instanceNameField.addChangeListener(
new ChangeListener() {
@Override
public void stateChanged(ChangeEvent e) {
updateTitle();
}
});
addField(instanceNameField);
JTextField tf = (JTextField) instanceNameField.getComponent();
tf.selectAll();
tf.requestFocusInWindow();
} else {
// We're a codec; no instance name
instanceNameField = null;
}
updateTitle();
// Options
ExampleField example = null;
for (OptionGroup group : options) {
addSeparator(group.getDisplayName());
for (Option option : group.getOptions()) {
OptionField field;
if (option instanceof BooleanOption) {
field = new BooleanField((BooleanOption) option);
} else if (option instanceof StringOption) {
field = new StringField((StringOption) option);
} else if (option instanceof NumberOption) {
field = new NumberField((NumberOption) option);
} else if (option instanceof ChoiceOption) {
field = new ChoiceField((ChoiceOption) option);
} else if (option instanceof ExampleOption) {
if (example != null) {
throw new IllegalArgumentException("Cannot display more than one ExampleOption");
}
example = new ExampleField((ExampleOption) option);
field = example;
} else {
throw new IllegalArgumentException("Unknown option type");
}
addField(field);
optionFields.add(field);
}
}
this.exampleField = example;
pack();
}