Java ActionMap.setParent方法代码示例

import javax.swing.ActionMap; //导入方法依赖的package包/类
public static ActionMap [] installOverrideActionMap(JTextComponent component) {
    ActionMap origActionMap = component.getActionMap();
    ActionMap actionMap = new ActionMap();
    OverrideAction[] actions = new OverrideAction[]{
        new OverrideAction(TAB),
        new OverrideAction(SHIFT_TAB),
        new OverrideAction(ENTER),
    };

    // Install the actions into new action map
    for (OverrideAction action : actions) {
        Object actionKey = (String) action.getValue(Action.NAME);
        assert (actionKey != null);
        // Translate to the real key in the action map
        actionKey = action.findActionKey(component);
        if (actionKey != null) { // == null may happen during unit tests
            Action origAction = origActionMap.get(actionKey);
            action.putValue(ORIGINAL_ACTION_PROPERTY, origAction);
            actionMap.put(actionKey, action);
        }
    }
    actionMap.setParent(origActionMap);
    // Install the new action map and return the original action map
    component.setActionMap(actionMap);
    return new ActionMap [] { origActionMap, actionMap };
}
 

import javax.swing.ActionMap; //导入方法依赖的package包/类
private boolean initCustomEditorAndDecorationsInEDT() {
    initCustomEditor();
    initDecoration();
    editor.remove(loadingLabel);
    ((QuietEditorPane)pane).setWorking(QuietEditorPane.ALL);
    // set the caret to right possition if this component was deserialized
    int cursorPosition = editor.getCursorPosition();
    if (cursorPosition != -1) {
        Caret caret = pane.getCaret();
        if (caret != null) {
            caret.setDot(cursorPosition);
        }
    }
    ActionMap actionMap = editor.getActionMap();
    ActionMap p = actionMap.getParent();
    actionMap.setParent(null);
    actionMap.setParent(p);

    //#134910: If editor TopComponent is already activated request focus
    //to it again to get focus to correct subcomponent eg. QuietEditorPane which
    //is added above.
    if (shouldRequestFocus(pane)) {
        EDITOR_LOG.log(Level.FINE, "requestFocusInWindow {0}", pane);
        editor.requestFocusInWindow();
    }
    //#162961, #167289: Force repaint of editor. Sometimes editor stays empty.
    SwingUtilities.invokeLater(new Runnable() {
        @Override
        public void run() {
            editor.revalidate();
        }
    });

    // Mark the initialization finished here so that CloneableEditor.isEditorPaneReady() returns true
    // Do it before custom editor and decorations since they might query getEditorPane()
    // which would wait indeinitely for initialization completion.
    finishInitialization();
    return true;
}
 

import javax.swing.ActionMap; //导入方法依赖的package包/类
private void setupKeymap(Set<Action> actions) {
JComponent comp = term.getScreen();

ActionMap actionMap = comp.getActionMap();
ActionMap newActionMap = new ActionMap();
newActionMap.setParent(actionMap);

printActionMap(actionMap);

InputMap inputMap = comp.getInputMap();
InputMap newInputMap = new InputMap();
newInputMap.setParent(inputMap);

Set<KeyStroke> passKeystrokes = new HashSet<KeyStroke>();

for (Action a : actions) {
    String name = (String) a.getValue(Action.NAME);
           KeyStroke accelerator = (KeyStroke) a.getValue(Action.ACCELERATOR_KEY);
    System.out.printf("Registering %s for %s\n", accelerator, name);
    if (accelerator == null)
	continue;
    newInputMap.put(accelerator, name);
    newActionMap.put(name, a);
    passKeystrokes.add(accelerator);
}

comp.setActionMap(newActionMap);
comp.setInputMap(JComponent.WHEN_FOCUSED, newInputMap);

       term.setKeyStrokeSet((HashSet) passKeystrokes);
   }
 

import javax.swing.ActionMap; //导入方法依赖的package包/类
/**
 * Sets the parent of the passed in ActionMap to be the audio action
 * map.
 */
static void installAudioActionMap(ActionMap map) {
    LookAndFeel laf = UIManager.getLookAndFeel();
    if (laf instanceof BasicLookAndFeel) {
        map.setParent(((BasicLookAndFeel)laf).getAudioActionMap());
    }
}