Java Utilities.stringToKey方法代碼示例

import org.openide.util.Utilities; //導入方法依賴的package包/類
private void addKeyStroke(KeyStroke keyStroke, boolean add) {
    String s = Utilities.keyToString(keyStroke, true);
    KeyStroke mappedStroke = Utilities.stringToKey(s);
    if (!keyStroke.equals(mappedStroke)) {
        return;
    }
    String k = KeyStrokeUtils.getKeyStrokeAsText(keyStroke);
    // check if the text can be mapped back
    if (key.equals("")) { //NOI18N
        textField.setText(k);
        if (add)
            key = k;
    } else {
        textField.setText(key + " " + k); //NOI18N
        if (add)
            key += " " + k; //NOI18N
    }
}
 

import org.openide.util.Utilities; //導入方法依賴的package包/類
private void checkKeyBinding(MultiKeyBinding kb, String... keyStrokes) {
    assertNotNull("Key binding should not be null", kb);
    
    ArrayList<KeyStroke> list = new ArrayList<KeyStroke>();
    for(String s : keyStrokes) {
        KeyStroke stroke = Utilities.stringToKey(s);
        if (stroke != null) {
            list.add(stroke);
        }
    }
    
    assertEquals("Wrong number of key strokes", list.size(), kb.getKeyStrokeCount());
    for(int i = 0; i < list.size(); i++) {
        assertEquals("KeyStroke[" + i + "] is different", 
            list.get(i), kb.getKeyStroke(i));
    }        
}
 

import org.openide.util.Utilities; //導入方法依賴的package包/類
public static KeyStroke stringToKeyStroke(String keyStroke) {
    int modifiers = 0;
    if (keyStroke.startsWith("Ctrl+")) { // NOI18N
        modifiers |= InputEvent.CTRL_DOWN_MASK;
        keyStroke = keyStroke.substring(5);
    }
    if (keyStroke.startsWith("Alt+")) { // NOI18N
        modifiers |= InputEvent.ALT_DOWN_MASK;
        keyStroke = keyStroke.substring(4);
    }
    if (keyStroke.startsWith("Shift+")) { // NOI18N
        modifiers |= InputEvent.SHIFT_DOWN_MASK;
        keyStroke = keyStroke.substring(6);
    }
    if (keyStroke.startsWith("Meta+")) { // NOI18N
        modifiers |= InputEvent.META_DOWN_MASK;
        keyStroke = keyStroke.substring(5);
    }
    KeyStroke ks = Utilities.stringToKey(keyStroke);
    if (ks == null) {
        return null;
    }
    KeyStroke result = KeyStroke.getKeyStroke(ks.getKeyCode(), modifiers);
    return result;
}
 

import org.openide.util.Utilities; //導入方法依賴的package包/類
private static KeyStroke[] stringToKeyStrokes2(String key) {
    List<KeyStroke> result = new ArrayList<KeyStroke>();

    for (StringTokenizer st = new StringTokenizer(key, " "); st.hasMoreTokens();) { //NOI18N
        String ks = st.nextToken().trim();
        KeyStroke keyStroke = Utilities.stringToKey(ks);

        if (keyStroke == null) {
            LOG.warning("'" + ks + "' is not a valid keystroke"); //NOI18N
            return null;
        }

        result.add(keyStroke);
    }

    return result.toArray(new KeyStroke[result.size()]);
}
 

import org.openide.util.Utilities; //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 org.openide.util.Utilities; //導入方法依賴的package包/類
public void testKeyBindingsImmutability() {
    MimePath mimePath = MimePath.parse("text/x-type-A");
    Lookup lookup = MimeLookup.getLookup(mimePath);
    
    KeyBindingSettings kbs = lookup.lookup(KeyBindingSettings.class);
    assertNotNull("Can't find KeyBindingSettings", kbs);
    
    // Check preconditions
    List<MultiKeyBinding> bindings = kbs.getKeyBindings();
    assertNotNull("Key bindings should not be null", bindings);
    MultiKeyBinding kb = findBindingForAction("test-action-1", bindings);
    checkKeyBinding(kb, "O-O");
    
    // Change the coloring
    MultiKeyBinding newKb = new MultiKeyBinding(Utilities.stringToKey("DS-D"), "test-action-1");
    setOneKeyBinding("text/x-type-A", newKb);

    // Check that the original KeyBindingSettings has not changed
    bindings = kbs.getKeyBindings();
    assertNotNull("Key bindings should not be null", bindings);
    kb = findBindingForAction("test-action-1", bindings);
    checkKeyBinding(kb, "O-O");
    
    // Check that the new attributes were set
    kbs = lookup.lookup(KeyBindingSettings.class);
    assertNotNull("Can't find KeyBindingSettings", kbs);
    bindings = kbs.getKeyBindings();
    assertNotNull("Key bindings should not be null", bindings);
    kb = findBindingForAction("test-action-1", bindings);
    checkKeyBinding(kb, "DS-D");
}
 

import org.openide.util.Utilities; //導入方法依賴的package包/類
public KeyStroke getExpandKey() {
    Preferences prefs = MimeLookup.getLookup(MimePath.EMPTY).lookup(Preferences.class);
    String ks = prefs.get(CODE_TEMPLATE_EXPAND_KEY, null);
    if (ks != null) {
        KeyStroke keyStroke = Utilities.stringToKey(ks);
        if (keyStroke != null) {
            return keyStroke;
        }
    }
    return DEFAULT_EXPANSION_KEY;
}
 

import org.openide.util.Utilities; //導入方法依賴的package包/類
/**
 * Invoked when an action occurs.
 */
public void actionPerformed(final ActionEvent e) {
    acceleratorKeyStroke = Utilities.stringToKey(e.getActionCommand());
    if (acceleratorKeyStroke == null || acceleratorKeyStroke.getModifiers() == 0) {
        ProfilerDialogs.displayError(
                Bundle.ToggleProfilingPointAction_InvalidShortcutMsg(
                Bundle.ToggleProfilingPointAction_ActionName()));
        return;
    }
    
    if (warningDialogOpened) {
        return;
    }

    if (ProfilingPointsManager.getDefault().isProfilingSessionInProgress()) {
        warningDialogOpened = true;
        ProfilerDialogs.displayWarning(
                Bundle.ToggleProfilingPointAction_ProfilingProgressMsg());
        warningDialogOpened = false;

        return;
    }

    if (Utils.getCurrentLocation(0).equals(CodeProfilingPoint.Location.EMPTY)) {
        warningDialogOpened = true;
        ProfilerDialogs.displayWarning(
                Bundle.ToggleProfilingPointAction_BadSourceMsg());
        warningDialogOpened = false;

        return;
    }
    
    ProfilingPointsSwitcher chooserFrame = getChooserFrame();
    
    boolean toggleOff = false;
    CodeProfilingPoint.Location location = Utils.getCurrentLocation(CodeProfilingPoint.Location.OFFSET_START);
    for(CodeProfilingPoint pp : ProfilingPointsManager.getDefault().getProfilingPoints(CodeProfilingPoint.class, Utils.getCurrentProject(), false, false)) {
        if (location.equals(pp.getLocation())) {
            ProfilingPointsManager.getDefault().removeProfilingPoint(pp);
            toggleOff = true;
        }
    }
    if (!toggleOff) {
        if (chooserFrame.isVisible()) {
            nextFactory();
            chooserFrame.setProfilingPointFactory((currentFactory == ppFactories.length) ? null : ppFactories[currentFactory],
                                                  currentFactory);
        } else {
            if (EditorSupport.currentlyInJavaEditor()) {
                resetFactories();
                chooserFrame.setProfilingPointFactory((currentFactory == ppFactories.length) ? null : ppFactories[currentFactory],
                                                      currentFactory);
                Toolkit.getDefaultToolkit().addAWTEventListener(this, AWTEvent.KEY_EVENT_MASK);
                chooserFrame.setVisible(true);
            }
        }
    }
}
 

import org.openide.util.Utilities; //導入方法依賴的package包/類
@Override
public void actionPerformed(ActionEvent evt) {
    boolean editors = true;
    boolean views = !documentsOnly;
    if( "immediately".equals( evt.getActionCommand() ) ) {
        TopComponent activeTc = TopComponent.getRegistry().getActivated();
        if( null != activeTc ) {
            if( TopComponentTracker.getDefault().isEditorTopComponent( activeTc ) ) {
                //switching in a document, go to some other document
                views = false;
            } else {
                //switching in a view, go to some other view
                editors = false;
                views = true;
            }
        }
    }
    
    TopComponent[] documents = getRecentWindows(editors, views);
    
    if (documents.length < 2) {
        return;
    }
    
    if(!"immediately".equals(evt.getActionCommand()) && // NOI18N
            !(evt.getSource() instanceof javax.swing.JMenuItem)) {
        // #46800: fetch key directly from action command
        KeyStroke keyStroke = Utilities.stringToKey(evt.getActionCommand());
        
        if(keyStroke != null) {
            int triggerKey = keyStroke.getKeyCode();
            int reverseKey = KeyEvent.VK_SHIFT;
            int releaseKey = 0;
            
            int modifiers = keyStroke.getModifiers();
            if((InputEvent.CTRL_MASK & modifiers) != 0) {
                releaseKey = KeyEvent.VK_CONTROL;
            } else if((InputEvent.ALT_MASK & modifiers) != 0) {
                releaseKey = KeyEvent.VK_ALT;
            } else if((InputEvent.META_MASK & modifiers) != 0) {
                releaseKey = KeyEvent.VK_META;
            }
            
            if(releaseKey != 0) {
                if (!KeyboardPopupSwitcher.isShown()) {
                    KeyboardPopupSwitcher.showPopup(documentsOnly, releaseKey, triggerKey, (evt.getModifiers() & KeyEvent.SHIFT_MASK) == 0);
                }
                return;
            }
        }
    }

    int documentIndex = (evt.getModifiers() & KeyEvent.SHIFT_MASK) == 0 ? 1 : documents.length-1;
    TopComponent tc = documents[documentIndex];
    // #37226 Unmaximized the other mode if needed.
    WindowManagerImpl wm = WindowManagerImpl.getInstance();
    ModeImpl mode = (ModeImpl) wm.findMode(tc);
    if(mode != null && mode != wm.getCurrentMaximizedMode()) {
        wm.switchMaximizedMode(null);
    }
    
    tc.requestActive();
}
 

import org.openide.util.Utilities; //導入方法依賴的package包/類
@Override
public void afterLoad(Map<Collection<KeyStroke>, MultiKeyBinding> map, MimePath mimePath, String profile, boolean defaults) throws IOException {
    KeyStroke key = Utilities.stringToKey("CAS-Q");
    map.put(Arrays.asList(key), new MultiKeyBinding(key, "filterB-injected-action-1"));
}
 

import org.openide.util.Utilities; //導入方法依賴的package包/類
@Override
public void beforeSave(Map<Collection<KeyStroke>, MultiKeyBinding> map, MimePath mimePath, String profile, boolean defaults) throws IOException {
    KeyStroke key = Utilities.stringToKey("CAS-Q");
    map.remove(Arrays.asList(key));
}
 

import org.openide.util.Utilities; //導入方法依賴的package包/類
@Override
public void actionPerformed(ActionEvent evt) {
    List<DVThread> threads = getThreads();
    int threadsCount = threads.size();
    if (threadsCount < 1) {
        Toolkit.getDefaultToolkit().beep();
        return;
    }
    
    if(!"immediately".equals(evt.getActionCommand()) && // NOI18N
            !(evt.getSource() instanceof javax.swing.JMenuItem)) {
        // #46800: fetch key directly from action command
        KeyStroke keyStroke = Utilities.stringToKey(evt.getActionCommand());
        
        if(keyStroke != null) {
            int triggerKey = keyStroke.getKeyCode();
            int releaseKey = 0;
            
            int modifiers = keyStroke.getModifiers();
            if((InputEvent.CTRL_MASK & modifiers) != 0) {
                releaseKey = KeyEvent.VK_CONTROL;
            } else if((InputEvent.ALT_MASK & modifiers) != 0) {
                releaseKey = KeyEvent.VK_ALT;
            } else if((InputEvent.META_MASK & modifiers) != 0) {
                releaseKey = InputEvent.META_MASK;
            }
            
            if(releaseKey != 0) {
                if (!KeyboardPopupSwitcher.isShown()) {
                    KeyboardPopupSwitcher.selectItem(
                            createSwitcherItems(threads),
                            releaseKey, triggerKey, true, true); // (evt.getModifiers() & KeyEvent.SHIFT_MASK) == 0
                }
                return;
            }
        }
    }
    
    if (threadsCount == 1) {
        threads.get(0).makeCurrent();
    } else {
        int index = (evt.getModifiers() & KeyEvent.SHIFT_MASK) == 0 ? 1 : threadsCount - 1;
        threads.get(index).makeCurrent();
    }
}