Java KeyStroke.getKeyStroke方法代碼示例

import javax.swing.KeyStroke; //導入方法依賴的package包/類
/**
 * Return the generated KeyStroke associated with the NamedKeyStroke
 * @param vkey
 * @return generated KeyStroke
 */
public KeyStroke getKeyStroke(NamedKeyStroke vkey) {
  // No name means it is just a standard keystroke
  if (!vkey.isNamed()) {
    return vkey.getStroke();
  }

  // Look up the name in the cache and allocate the next
  // available KeyStroke if required.
  KeyStroke stroke = strokes.get(vkey.getName());
  if (stroke == null) {
    stroke = KeyStroke.getKeyStroke(getNextStroke(), 0);
    strokes.put(vkey.getName(), stroke);
  }

  return stroke;
}
 

import javax.swing.KeyStroke; //導入方法依賴的package包/類
public DynamicProperty getDynamicPropertyDecorator() {
  SequenceEncoder type = new SequenceEncoder(';');
  type.append("Layer");
  SequenceEncoder constraints = new SequenceEncoder(',');
  constraints.append(true).append(0).append(1).append(true);
  type.append(constraints.getValue());
  SequenceEncoder command = new SequenceEncoder(':');
  KeyStroke stroke = KeyStroke.getKeyStroke('=', InputEvent.SHIFT_DOWN_MASK);
  SequenceEncoder change = new SequenceEncoder(',');
  change.append('I').append(1);
  command.append("Draw on top").append(stroke.getKeyCode() + "," + stroke.getModifiers()).append(change.getValue());
  type.append(new SequenceEncoder(command.getValue(), ',').getValue());
  DynamicProperty dp = new DynamicProperty();
  dp.mySetType(DynamicProperty.ID + type.getValue());
  return dp;
}
 

import javax.swing.KeyStroke; //導入方法依賴的package包/類
/**
 * Convert human-readable keystroke name to {@link KeyStroke} object.
 */
public static @CheckForNull KeyStroke getKeyStroke(
        @NonNull String keyStroke) {

    int modifiers = 0;
    while (true) {
        if (keyStroke.startsWith(EMACS_CTRL)) {
            modifiers |= InputEvent.CTRL_DOWN_MASK;
            keyStroke = keyStroke.substring(EMACS_CTRL.length());
        } else if (keyStroke.startsWith(EMACS_ALT)) {
            modifiers |= InputEvent.ALT_DOWN_MASK;
            keyStroke = keyStroke.substring(EMACS_ALT.length());
        } else if (keyStroke.startsWith(EMACS_SHIFT)) {
            modifiers |= InputEvent.SHIFT_DOWN_MASK;
            keyStroke = keyStroke.substring(EMACS_SHIFT.length());
        } else if (keyStroke.startsWith(EMACS_META)) {
            modifiers |= InputEvent.META_DOWN_MASK;
            keyStroke = keyStroke.substring(EMACS_META.length());
        } else if (keyStroke.startsWith(STRING_ALT)) {
            modifiers |= InputEvent.ALT_DOWN_MASK;
            keyStroke = keyStroke.substring(STRING_ALT.length());
        } else if (keyStroke.startsWith(STRING_META)) {
            modifiers |= InputEvent.META_DOWN_MASK;
            keyStroke = keyStroke.substring(STRING_META.length());
        } else {
            break;
        }
    }
    KeyStroke ks = Utilities.stringToKey (keyStroke);
    if (ks == null) { // Return null to indicate an invalid keystroke
        return null;
    } else {
        KeyStroke result = KeyStroke.getKeyStroke (ks.getKeyCode (), modifiers);
        return result;
    }
}
 

import javax.swing.KeyStroke; //導入方法依賴的package包/類
private void putIntoActionMap (JComponent component) {
    KeyStroke ks = (KeyStroke)getValue (ACCELERATOR_KEY);
    Object key = getValue (NAME);
    if (ks == null) {
        ks = KeyStroke.getKeyStroke ((Integer)getValue (MNEMONIC_KEY), KeyEvent.ALT_DOWN_MASK);
    }
    if (ks != null && key != null) {
        component.getInputMap (JComponent.WHEN_FOCUSED).put (ks, key);
        component.getActionMap ().put (key,this);
    }
}
 

import javax.swing.KeyStroke; //導入方法依賴的package包/類
/** Creates new form ClassMemberPanelUi */
public ClassMemberPanelUI(final Language language) {
    
    initComponents();
    
    // Tree view of the elements
    elementView = createBeanTreeView();        
    add(elementView, BorderLayout.CENTER);
           
    filters = new ClassMemberFilters( this );
    filters.getInstance().hookChangeListener(this);

    // See http://www.netbeans.org/issues/show_bug.cgi?id=186407
    // Making the calls to getStructure() out of AWT EDT
    RP.post(new UpdateFilterState(language));
    
                        // filters
                        filtersPanel = new TapPanel();
                        filtersLbl = new JLabel(NbBundle.getMessage(ClassMemberPanelUI.class, "LBL_Filter")); //NOI18N
                        filtersLbl.setBorder(new EmptyBorder(0, 5, 5, 0));
                        filtersPanel.add(filtersLbl);
                        filtersPanel.setOrientation(TapPanel.DOWN);
                        // tooltip
                        KeyStroke toggleKey = KeyStroke.getKeyStroke(KeyEvent.VK_T,
                                Toolkit.getDefaultToolkit().getMenuShortcutKeyMask());
                        String keyText = Utilities.keyToString(toggleKey);
                        filtersPanel.setToolTipText(NbBundle.getMessage(ClassMemberPanelUI.class, "TIP_TapPanel", keyText));
                        filtersPanel.add(filters.getComponent());
                        add(filtersPanel, BorderLayout.SOUTH);  
    manager.setRootContext(ElementNode.getWaitNode());
    
    lookup = ExplorerUtils.createLookup(manager, getActionMap());       
}
 

import javax.swing.KeyStroke; //導入方法依賴的package包/類
@Override
public void keyReleased(KeyEvent e) {
    KeyStroke ks = KeyStroke.getKeyStroke(e.getKeyCode(), e.getModifiers());
    if (FreeColActionUI.this.optionGroupUI != null) {
        FreeColActionUI.this.optionGroupUI.removeKeyStroke(ks);
    }
    keyStroke = ks;
    //keyStroke = KeyStroke.getKeyStroke(new Character(e.getKeyChar()), e.getModifiers());
    stopBlinking();
    setText(getHumanKeyStrokeText(keyStroke));
    recordButton.requestFocus();
}
 

import javax.swing.KeyStroke; //導入方法依賴的package包/類
/**
 * Removes the "Ctrl+H <=> Backspace" behavior that Java shows, for some
 * odd reason...
 */
private void fixCtrlH() {
	InputMap inputMap = getInputMap();
	KeyStroke char010 = KeyStroke.getKeyStroke("typed \010");
	InputMap parent = inputMap;
	while (parent != null) {
		parent.remove(char010);
		parent = parent.getParent();
	}
	if (inputMap != null) { // Just for Sonar
		KeyStroke backspace = KeyStroke.getKeyStroke("BACK_SPACE");
		inputMap.put(backspace, DefaultEditorKit.deletePrevCharAction);
	}
}
 

import javax.swing.KeyStroke; //導入方法依賴的package包/類
public KeyStroke[] getStopEvents() {
    return new KeyStroke[] {
        KeyStroke.getKeyStroke(KeyEvent.VK_F8, 0),
        KeyStroke.getKeyStroke(KeyEvent.VK_F7, KeyEvent.SHIFT_DOWN_MASK),
        KeyStroke.getKeyStroke(KeyEvent.VK_F7, KeyEvent.CTRL_DOWN_MASK)
    };
}
 

import javax.swing.KeyStroke; //導入方法依賴的package包/類
public void testSpecialKeyworksOn14AsWell15 () throws Exception {
    KeyStroke ks = Utilities.stringToKey("C-CONTEXT_MENU");
    assertNotNull ("key stroke created", ks);
    KeyStroke alt = KeyStroke.getKeyStroke(ks.getKeyCode(), KeyEvent.ALT_MASK);
    String s = Utilities.keyToString(alt);
    assertEquals ("Correctly converted", "A-CONTEXT_MENU", s);    
}
 

import javax.swing.KeyStroke; //導入方法依賴的package包/類
private void buildFileMenu() {
	setFileMenu(new JMenu());
	fileMenu.setMnemonic(KeyEvent.VK_F);
	
	newDatabase = new JMenuItem("New Database");
	newDatabase.setMnemonic(KeyEvent.VK_N);
	
	openDatabase = new JMenuItem("Open...");
	openDatabase.setMnemonic(KeyEvent.VK_O);
	
	saveDatabase = new JMenuItem("Save");
	saveDatabase.setMnemonic(KeyEvent.VK_S);
	
	saveDatabaseAs = new JMenuItem("Save As...");
	
	importOption = new JMenu("Import");
	importRelAlgQuery = new JMenuItem("Relational Algebra Query");
	importOption.add(importRelAlgQuery);
	
	exportOption = new JMenu("Export");
	exportRelAlgQuery = new JMenuItem("Relational Algebra Query");
	exportSqlQuery = new JMenuItem("SQL Query");
	exportParseTree = new JMenuItem("Parse Tree (.png)");
	exportQueryResultTable = new JMenuItem("Result Table (.csv)");
	exportOption.add(exportRelAlgQuery);
	exportOption.add(exportSqlQuery);
	exportOption.add(exportParseTree);
	exportOption.add(exportQueryResultTable);
	
	exitOption = new JMenuItem("Exit");
	
	//getFileMenu().add(newDatabase);
	getFileMenu().add(openDatabase);
	getFileMenu().add(new JSeparator());
	getFileMenu().add(saveDatabase);
	getFileMenu().add(saveDatabaseAs);
	getFileMenu().add(new JSeparator());
	getFileMenu().add(importOption);
	getFileMenu().add(exportOption);
	getFileMenu().add(new JSeparator());
	getFileMenu().add(exitOption);
	
	saveDatabase.setEnabled(false);
	saveDatabaseAs.setEnabled(false);
	importOption.setEnabled(false);
	exportOption.setEnabled(false);
	
	KeyStroke ctrlN = KeyStroke.getKeyStroke(
			KeyEvent.VK_N, Toolkit.getDefaultToolkit().getMenuShortcutKeyMask());
	KeyStroke ctrlO = KeyStroke.getKeyStroke(
			KeyEvent.VK_O, Toolkit.getDefaultToolkit().getMenuShortcutKeyMask());
	KeyStroke ctrlS = KeyStroke.getKeyStroke(
			KeyEvent.VK_S, Toolkit.getDefaultToolkit().getMenuShortcutKeyMask());
	
	newDatabase.setAccelerator(ctrlN);
	openDatabase.setAccelerator(ctrlO);
	saveDatabase.setAccelerator(ctrlS);
}
 

import javax.swing.KeyStroke; //導入方法依賴的package包/類
public CheckAction () {
    super ("UnitTab_CheckAction", KeyStroke.getKeyStroke (KeyEvent.VK_SPACE, 0), null);
}
 

import javax.swing.KeyStroke; //導入方法依賴的package包/類
@Override
public KeyStroke getAccelerator() {
	return KeyStroke.getKeyStroke(KeyEvent.VK_O, ACCELERATOR_MODIFIER);
}
 

import javax.swing.KeyStroke; //導入方法依賴的package包/類
/**
 * Adds support for plus and minus menu commands, typically for zooming in
 * and out. This is designed for menu items with key accelerators using
 * KeyEvent.VK_ADD and KeyEvent.VK_SUBTRACT (which are typically on the
 * numerical key pad). It adds support for KeyEvent.VK_MINUS and
 * KeyEvent.VK_PLUS, and KeyEvent.VK_EQUALS for keyboard layouts with the
 * plus sign as secondary key for the equals.
 *
 * @param inputMap add key event to this InputMap
 * @param actionMap add action to this ActionMap
 * @param zoomInAction action to call when the + key and the menu shortcut
 * key are pressed
 * @param zoomOutAction action to call when the - key and the menu shortcut
 * key are pressed
 */
public static void zoomMenuCommands(InputMap inputMap, ActionMap actionMap, Action zoomInAction, Action zoomOutAction) {
    int menuKeyMask = java.awt.Toolkit.getDefaultToolkit().getMenuShortcutKeyMask();

    // add support for minus key
    KeyStroke minusMenueKeyStroke = KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_MINUS, menuKeyMask);
    inputMap.put(minusMenueKeyStroke, "zoomOutWithMinusKey");
    actionMap.put("zoomOutWithMinusKey", zoomOutAction);

    // add support for plus key to zoom in. This only works if the keyboard 
    // layout allows access to the plus character without pressing the shift 
    // key, which is not the case for US and UK keyboards.
    KeyStroke plusMenuKeyStroke = KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_PLUS, menuKeyMask);
    inputMap.put(plusMenuKeyStroke, "zoomInWithPlusKey");
    actionMap.put("zoomInWithPlusKey", zoomInAction);

    // add support for cases where the plus character is the secondary 
    // character for the equal sign key. That is, plus is accessed by pressing
    // the shift key and the equal key. This is the case for US and UK 
    // keyboard layouts, which are also used in Ireland, India, Australia, Canada,
    // Hong Kong, New Zealand, South Africa, Malaysia, Singapore and Philippines.
    // See https://stackoverflow.com/questions/15605109/java-keybinding-plus-key
    // and https://en.wikipedia.org/wiki/QWERTY
    // The French Canadian keyboard also has = and + on the same key.
    Locale locale = InputContext.getInstance().getLocale();
    String isoCountry = locale.getISO3Country();
    // https://en.wikipedia.org/wiki/ISO_3166-1_alpha-3
    if ("USA".equals(isoCountry)
            || "GBR".equals(isoCountry)
            || "IRL".equals(isoCountry)
            || "IND".equals(isoCountry)
            || "AUS".equals(isoCountry)
            || "CAN".equals(isoCountry)
            || "HKG".equals(isoCountry)
            || "NZL".equals(isoCountry)
            || "ZAF".equals(isoCountry)
            || "MYS".equals(isoCountry)
            || "SGP".equals(isoCountry)
            || "PHL".equals(isoCountry)) {
        KeyStroke euqalsMenuKeyStroke = KeyStroke.getKeyStroke(java.awt.event.KeyEvent.VK_EQUALS, menuKeyMask);
        inputMap.put(euqalsMenuKeyStroke, "zoomInWithEqualsKey");
        actionMap.put("zoomInWithEqualsKey", zoomInAction);
    }
}
 

import javax.swing.KeyStroke; //導入方法依賴的package包/類
/**
 * The TablePasteAdapter is constructed with a JTable on which it enables
 * Paste and acts as a Clipboard listener.
 */
private TablePasteAdapter(final JTable table)
{
	this.table = table;

	// Try getting the table model
	TableModel theirModel = table.getModel();
	if( theirModel instanceof TablePasteModel )
	{
		model = (TablePasteModel) theirModel;
	}
	else if( theirModel instanceof DefaultTableModel )
	{
		model = new DefaultTableModelAdapter((DefaultTableModel) theirModel);
	}
	else
	{
		throw new ClassCastException("Table model must implement TablePasteModel or extend DefaultTableModel"); //$NON-NLS-1$
	}

	// Register [Ctrl] + [C] for copy.
	KeyStroke copy = KeyStroke.getKeyStroke(KeyEvent.VK_C, Toolkit.getDefaultToolkit().getMenuShortcutKeyMask(),
		false);
	table.registerKeyboardAction(this, "Copy", copy, JComponent.WHEN_FOCUSED); //$NON-NLS-1$
	// Register [Ctrl] + [V] for paste.
	KeyStroke paste = KeyStroke.getKeyStroke(KeyEvent.VK_V, Toolkit.getDefaultToolkit().getMenuShortcutKeyMask(),
		false);
	table.registerKeyboardAction(this, "Paste", paste, JComponent.WHEN_FOCUSED); //$NON-NLS-1$

	// Get a reference to the clipboard
	clipboard = Toolkit.getDefaultToolkit().getSystemClipboard();

	// Set some defaults..
	setSelectOnPaste(true);

	// Setup converters.
	converters = new HashMap<Class<?>, DataConverter>();
	register(Boolean.class, new BooleanConverter());

	// Ensure that we can still paste into empty tables
	table.addMouseListener(new MouseAdapter()
	{
		@Override
		public void mousePressed(MouseEvent e)
		{
			if( e.isConsumed() || !table.isEnabled() || !SwingUtilities.isLeftMouseButton(e) )
			{
				return;
			}

			// if the UI ignores our desparate plea for focus when
			// the table is clicked beyond the last row or last column,
			// we'll try to grab focus anyway so that CTRL-V works
			int row = table.rowAtPoint(e.getPoint());
			int column = table.columnAtPoint(e.getPoint());
			if( row == -1 || column == -1 )
			{
				if( !table.hasFocus() && table.isRequestFocusEnabled() )
				{
					table.requestFocus();
				}
			}
		}
	});
}
 

import javax.swing.KeyStroke; //導入方法依賴的package包/類
public OptionsAction() {
    super("Options");
    KeyStroke accelerator = KeyStroke.getKeyStroke(KeyEvent.VK_O, InputEvent.ALT_MASK);
    putValue(ACCELERATOR_KEY, accelerator);
}