Java Code Examples for javax.swing.JMenuItem#setSelected()

public JMenuBar createMenus() {
	JMenuBar menuBar = new JMenuBar();
	menuBar.getAccessibleContext().setAccessibleName("");

	JMenu fileMenu = (JMenu) menuBar.add(new JMenu("文件"));
	createMenuItem(fileMenu, "打开文件", "", "", new OpenFileAction());
	fileMenu.addSeparator();
	createMenuItem(fileMenu, "保存", "", "", new SaveFileAction());
	createMenuItem(fileMenu, "另存为...", "", "", new SaveAsFileAction());
	fileMenu.addSeparator();
	createMenuItem(fileMenu, "保存界面为图片...", "", "", new SaveAsPictureAction());
	fileMenu.addSeparator();
	createMenuItem(fileMenu, "打开文件位置", "", "", new FilesLocationAction());
	fileMenu.addSeparator();
	createMenuItem(fileMenu, "退出系统", "", "", new ExitSys());
	
	JMenu preferenceMenu = (JMenu) menuBar.add(new JMenu("选项"));
	JMenuItem mi = createCheckBoxMenuItem(preferenceMenu, "显示网格", "", "", new CoordinateAction());
	mi.setSelected(true);

	return menuBar;
}
 

/**
 * Stores the current L&F, and calls updateLookAndFeel, below.
 *
 * @param laf the new look and feel
 */
public void setLookAndFeel(String laf) {
	if(currentLookAndFeel != laf) {
		currentLookAndFeel = laf;
		/* The recommended way of synchronizing state between multiple
		 * controls that represent the same command is to use Actions.
		 * The code below is a workaround and will be replaced in future
		 * version of SwingSet2 demo.
		 */
		String lafName = null;
		if(laf == metal) lafName = getString("LafMenu.java_label");
		if(laf == gtk) lafName = getString("LafMenu.gtk_label");
		if(laf == windows) lafName = getString("LafMenu.windows_label");
		
		themesMenu.setEnabled(laf == metal);
		updateLookAndFeel();
		for(int i=0;i<lafMenu.getItemCount();i++) {
			JMenuItem item = lafMenu.getItem(i);
			if(item.getText() == lafName) {
				item.setSelected(true);
			} else {
				item.setSelected(false);
			}
		}
	}
}
 

private void createMenu(String selection) {
    menu = new JMenu();
    menu.setText("Export formats");
    menu.setToolTipText("Allows direct selection of export format");
    buttonGroup = new ButtonGroup();
    for (String formatName : toArray()) {
        final String name = formatName;
        JMenuItem menuItem = new JCheckBoxMenuItem(name);
        menuItem.setSelected(name.equals(selection));
        menuItem.addActionListener((java.awt.event.ActionEvent evt) -> {
            exportFormatSelector.select(name);
        });

        buttonGroup.add(menuItem);
        menu.add(menuItem);
    }
}
 

public void unloadPlugin(Plugin plugin) {
    if (!plugin.isLoad()) {
        return;
    }

    this.setCursor(Cursor.getPredefinedCursor(Cursor.WAIT_CURSOR));
    JMenuItem pluginMI = this.findPluginMenuItem(plugin.getName());
    plugin.getPluginObject().unload();
    plugin.setPluginObject(null);
    plugin.setLoad(false);
    pluginMI.setSelected(false);
    pluginMI.setIcon(this._unloadedPluginIcon);
    this.setCursor(Cursor.getDefaultCursor());
}
 

private static void performAction(StayOpen item, int modifiers) {
    JMenuItem i = item.getItem();
    
    // Skip disabled items
    if (!item.getItem().isEnabled()) return;
    
    // Handle toggle items
    if (i.getModel() instanceof JToggleButton.ToggleButtonModel)
        i.setSelected(!i.isSelected());
    
    // Invoke item action
    item.actionPerformed(new ActionEvent(item, ActionEvent.ACTION_PERFORMED,
                         item.getItem().getActionCommand(),
                         EventQueue.getMostRecentEventTime(), modifiers));
}
 

@Override
public JMenuItem getPopupPresenter() {
    JMenuItem presenter = new JCheckBoxMenuItem(this);
    Mnemonics.setLocalizedText(presenter, NbBundle.getMessage(HeapDumpOnOOMEAction.class, "LBL_Heap_Dump_on_OOME")); // NOI18N
    presenter.setSelected(oomeEnabled);
    return presenter;
}
 

@Override
public JMenuItem getPopupPresenter() {
    JmxApplication app = ActionUtils.getSelectedDataSource(getScope());
    currentAutoConnect = !app.isHeartbeatDisabled();
    
    JMenuItem presenter = new JCheckBoxMenuItem(this);
    Mnemonics.setLocalizedText(presenter, NbBundle.getMessage(ConnectDisconnectAction.class, "LBL_AutoConnect")); // NOI18N
    presenter.setSelected(currentAutoConnect);
    
    return presenter;
}
 

private static void performAction(StayOpen item, int modifiers) {
    JMenuItem i = item.getItem();
    
    // Skip disabled items
    if (!item.getItem().isEnabled()) return;
    
    // Handle toggle items
    if (i.getModel() instanceof JToggleButton.ToggleButtonModel)
        i.setSelected(!i.isSelected());
    
    // Invoke item action
    item.actionPerformed(new ActionEvent(item, ActionEvent.ACTION_PERFORMED,
                         item.getItem().getActionCommand(),
                         EventQueue.getMostRecentEventTime(), modifiers));
}
 

private void addMapSkinsMenu() {
  final JMenu mapSubMenu = new JMenu("Map Skins");
  mapSubMenu.setMnemonic(KeyEvent.VK_K);
  add(mapSubMenu);
  final ButtonGroup mapButtonGroup = new ButtonGroup();
  final Map<String, String> skins = AbstractUiContext.getSkins(frame.getGame().getData());
  mapSubMenu.setEnabled(skins.size() > 1);
  for (final String key : skins.keySet()) {
    final JMenuItem mapMenuItem = new JRadioButtonMenuItem(key);
    mapButtonGroup.add(mapMenuItem);
    mapSubMenu.add(mapMenuItem);
    if (skins.get(key).equals(AbstractUiContext.getMapDir())) {
      mapMenuItem.setSelected(true);
    }
    mapMenuItem.addActionListener(
        e -> {
          try {
            frame.updateMap(skins.get(key));
            if (uiContext.getMapData().getHasRelief()) {
              showMapDetails.setSelected(true);
            }
            showMapDetails.setEnabled(uiContext.getMapData().getHasRelief());
          } catch (final Exception exception) {
            log.log(Level.SEVERE, "Error Changing Map Skin2", exception);
          }
        });
  }
}
 

public void setSelectedItem(E item)
{
	JMenuItem menuItem = menuMap.get(item);
	if (menuItem != null)
	{
		menuItem.setSelected(true);
	}
	selectedItem = item;
}
 

public void setMenuSelection(String format) {
    if (menu == null)
        createMenu(format);

    for (int i = 0; i < menu.getItemCount(); i++) {
        JMenuItem item = menu.getItem(i);
        item.setSelected(item.getText().equals(format));
    }
}
 

/**
 * Update popup menu for selecting errors. 
 */
private void updatePopupSelectErrors() {
  for (CheckErrorAlgorithm algorithm : allAlgorithms) {
    if (algorithm != null) {
      int errorNumber = algorithm.getErrorNumber();
      if (errorNumber < menuItemAlgorithms.size()) {
        JMenuItem menuItem = menuItemAlgorithms.get(errorNumber);
        if (menuItem != null) {
          menuItem.setSelected(selectedAlgorithms.contains(algorithm));
        }
      }
    }
  }
}
 

public final void setModel(final Pin model) {
    if (this.model != null) {
        this.model.removeEventListener(this);
        modesMenu.removeAll();
    }
    this.model = model;
    ButtonGroup group = new ButtonGroup();
    for (Pin.Mode mode : model.getSupportedModes()) {
        Action action = new AbstractAction(mode.name()) {
            @Override
            public void actionPerformed(ActionEvent e) {
                try {
                    model.setMode((Pin.Mode) getValue("mode"));
                } catch (IOException ex) {
                    JOptionPane.showMessageDialog(JPin.this, ex.getLocalizedMessage(), "", JOptionPane.ERROR_MESSAGE);
                }
            }
        };
        action.putValue("mode", mode);
        JMenuItem item = new JRadioButtonMenuItem(action);
        item.setSelected(model.getMode() == mode);
        group.add(item);
        modesMenu.add(item);
    }
    model.addEventListener(this);
    refreshIcon();
}
 

public void setSelectedItem(E item)
{
	JMenuItem menuItem = menuMap.get(item);
	if (menuItem != null)
	{
		menuItem.setSelected(true);
	}
	selectedItem = item;
}
 

/**
 * Sets the logger level.
 *
 * @param level the Level
 */
public static void setLevel(Level level) {
  if(OSPRuntime.appletMode||(OSPRuntime.applet!=null)) {
    org.opensourcephysics.controls.MessageFrame.setLevel(level);
  } else {
    try {
      getOSPLog().getLogger().setLevel(level);
    } catch(Exception ex) { // throws security exception if the caller does not have LoggingPermission("control").
      // keep the current level
    }
    // refresh the level menus if the menubar exists
    if((getOSPLog()==null)||(getOSPLog().menubarGroup==null)) {
      return;
    }
    for(int i = 0; i<2; i++) {
      Enumeration<AbstractButton> e = getOSPLog().menubarGroup.getElements();
      if(i==1) {
        e = getOSPLog().popupGroup.getElements();
      }
      while(e.hasMoreElements()) {
        JMenuItem item = (JMenuItem) e.nextElement();
        if(getOSPLog().getLogger().getLevel().toString().equals(item.getActionCommand())) {
          item.setSelected(true);
          break;
        }
      }
    }
  }
}
 

private JMenuItem createItem(String dispName, boolean selected) {
    JMenuItem item = new JRadioButtonMenuItem();
    item.setText(dispName);
    item.setSelected(selected);
    return item;
}