Exemple #1
0
  /** Synchronizes the state of the actions to the current state of this host. */
  private void updateActions() {
    final DeviceController currentDeviceController = getDeviceController();

    final boolean deviceControllerSet = currentDeviceController != null;
    final boolean deviceCapturing = deviceControllerSet && currentDeviceController.isCapturing();
    final boolean deviceSetup =
        deviceControllerSet && !deviceCapturing && currentDeviceController.isSetup();

    getAction(CaptureAction.ID).setEnabled(deviceControllerSet);
    getAction(CancelCaptureAction.ID).setEnabled(deviceCapturing);
    getAction(RepeatCaptureAction.ID).setEnabled(deviceSetup);

    final boolean projectChanged = this.projectManager.getCurrentProject().isChanged();
    final boolean projectSavedBefore =
        this.projectManager.getCurrentProject().getFilename() != null;
    final boolean dataAvailable = this.dataContainer.hasCapturedData();

    getAction(SaveProjectAction.ID).setEnabled(projectChanged);
    getAction(SaveProjectAsAction.ID).setEnabled(projectSavedBefore && projectChanged);
    getAction(SaveDataFileAction.ID).setEnabled(dataAvailable);

    getAction(ZoomInAction.ID).setEnabled(dataAvailable);
    getAction(ZoomOutAction.ID).setEnabled(dataAvailable);
    getAction(ZoomDefaultAction.ID).setEnabled(dataAvailable);
    getAction(ZoomFitAction.ID).setEnabled(dataAvailable);

    final boolean triggerEnable = dataAvailable && this.dataContainer.hasTriggerData();
    getAction(GotoTriggerAction.ID).setEnabled(triggerEnable);

    // Update the cursor actions accordingly...
    final boolean enableCursors = dataAvailable && this.dataContainer.isCursorsEnabled();

    for (int c = 0; c < CapturedData.MAX_CURSORS; c++) {
      final boolean enabled = enableCursors && this.dataContainer.isCursorPositionSet(c);
      getAction(GotoNthCursorAction.getID(c)).setEnabled(enabled);
    }

    getAction(GotoFirstCursorAction.ID).setEnabled(enableCursors);
    getAction(GotoLastCursorAction.ID).setEnabled(enableCursors);

    getAction(SetCursorModeAction.ID).setEnabled(dataAvailable);
    getAction(SetCursorModeAction.ID)
        .putValue(Action.SELECTED_KEY, Boolean.valueOf(this.dataContainer.isCursorsEnabled()));

    boolean anyCursorSet = false;
    for (int c = 0; c < CapturedData.MAX_CURSORS; c++) {
      final boolean cursorPositionSet = this.dataContainer.isCursorPositionSet(c);
      anyCursorSet |= cursorPositionSet;

      final Action action = getAction(SetCursorAction.getCursorId(c));
      action.setEnabled(dataAvailable);
      action.putValue(Action.SELECTED_KEY, Boolean.valueOf(cursorPositionSet));
    }

    getAction(ClearCursors.ID).setEnabled(enableCursors && anyCursorSet);
  }
  /**
   * Registers the keystroke of the given action as "command" of the given component.
   *
   * <p>This code is based on the Sulky-tools, found at &lt;http://github.com/huxi/sulky&gt;.
   *
   * @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);
    }
  }