| /******************************************************************************* |
| * Copyright (c) 2004, 2005 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| |
| package org.eclipse.jface.bindings.keys.formatting; |
| |
| import java.util.HashMap; |
| import java.util.ResourceBundle; |
| |
| import org.eclipse.jface.bindings.keys.IKeyLookup; |
| import org.eclipse.jface.bindings.keys.KeyLookupFactory; |
| import org.eclipse.jface.bindings.keys.KeySequence; |
| import org.eclipse.jface.bindings.keys.KeyStroke; |
| import org.eclipse.jface.util.Util; |
| import org.eclipse.swt.SWT; |
| |
| /** |
| * <p> |
| * Formats the key sequences and key strokes into the native human-readable |
| * format. This is typically what you would see on the menus for the given |
| * platform and locale. |
| * </p> |
| * |
| * @since 3.1 |
| */ |
| public final class NativeKeyFormatter extends AbstractKeyFormatter { |
| |
| /** |
| * The key into the internationalization resource bundle for the delimiter |
| * to use between keys (on the Carbon platform). |
| */ |
| private final static String CARBON_KEY_DELIMITER_KEY = "CARBON_KEY_DELIMITER"; //$NON-NLS-1$ |
| |
| /** |
| * A look-up table for the string representations of various carbon keys. |
| */ |
| private final static HashMap CARBON_KEY_LOOK_UP = new HashMap(); |
| |
| /** |
| * The resource bundle used by <code>format()</code> to translate formal |
| * string representations by locale. |
| */ |
| private final static ResourceBundle RESOURCE_BUNDLE; |
| |
| /** |
| * The key into the internationalization resource bundle for the delimiter |
| * to use between key strokes (on the Win32 platform). |
| */ |
| private final static String WIN32_KEY_STROKE_DELIMITER_KEY = "WIN32_KEY_STROKE_DELIMITER"; //$NON-NLS-1$ |
| |
| static { |
| RESOURCE_BUNDLE = ResourceBundle.getBundle(NativeKeyFormatter.class |
| .getName()); |
| |
| final String carbonBackspace = "\u232B"; //$NON-NLS-1$ |
| CARBON_KEY_LOOK_UP.put(IKeyLookup.BS_NAME, carbonBackspace); |
| CARBON_KEY_LOOK_UP.put(IKeyLookup.BACKSPACE_NAME, carbonBackspace); |
| CARBON_KEY_LOOK_UP |
| .put(IKeyLookup.CR_NAME, "\u21A9"); //$NON-NLS-1$ |
| final String carbonDelete = "\u2326"; //$NON-NLS-1$ |
| CARBON_KEY_LOOK_UP.put(IKeyLookup.DEL_NAME, carbonDelete); |
| CARBON_KEY_LOOK_UP.put(IKeyLookup.DELETE_NAME, carbonDelete); |
| CARBON_KEY_LOOK_UP.put(IKeyLookup.SPACE_NAME, "\u2423"); //$NON-NLS-1$ |
| CARBON_KEY_LOOK_UP.put(IKeyLookup.ALT_NAME, "\u2325"); //$NON-NLS-1$ |
| CARBON_KEY_LOOK_UP.put(IKeyLookup.COMMAND_NAME, "\u2318"); //$NON-NLS-1$ |
| CARBON_KEY_LOOK_UP.put(IKeyLookup.CTRL_NAME, "\u2303"); //$NON-NLS-1$ |
| CARBON_KEY_LOOK_UP.put(IKeyLookup.SHIFT_NAME, "\u21E7"); //$NON-NLS-1$ |
| CARBON_KEY_LOOK_UP.put(IKeyLookup.ARROW_DOWN_NAME, "\u2193"); //$NON-NLS-1$ |
| CARBON_KEY_LOOK_UP.put(IKeyLookup.ARROW_LEFT_NAME, "\u2190"); //$NON-NLS-1$ |
| CARBON_KEY_LOOK_UP.put(IKeyLookup.ARROW_RIGHT_NAME, "\u2192"); //$NON-NLS-1$ |
| CARBON_KEY_LOOK_UP.put(IKeyLookup.ARROW_UP_NAME, "\u2191"); //$NON-NLS-1$ |
| CARBON_KEY_LOOK_UP.put(IKeyLookup.END_NAME, "\u2198"); //$NON-NLS-1$ |
| CARBON_KEY_LOOK_UP.put(IKeyLookup.NUMPAD_ENTER_NAME, "\u2324"); //$NON-NLS-1$ |
| CARBON_KEY_LOOK_UP.put(IKeyLookup.HOME_NAME, "\u2196"); //$NON-NLS-1$ |
| CARBON_KEY_LOOK_UP.put(IKeyLookup.PAGE_DOWN_NAME, "\u21DF"); //$NON-NLS-1$ |
| CARBON_KEY_LOOK_UP.put(IKeyLookup.PAGE_UP_NAME, "\u21DE"); //$NON-NLS-1$ |
| } |
| |
| /** |
| * Formats an individual key into a human readable format. This uses an |
| * internationalization resource bundle to look up the key. This does the |
| * platform-specific formatting for Carbon. |
| * |
| * @param key |
| * The key to format. |
| * @return The key formatted as a string; should not be <code>null</code>. |
| */ |
| public final String format(final int key) { |
| final IKeyLookup lookup = KeyLookupFactory.getDefault(); |
| final String name = lookup.formalNameLookup(key); |
| |
| // TODO consider platform-specific resource bundles |
| if ("carbon".equals(SWT.getPlatform())) { //$NON-NLS-1$ |
| String formattedName = (String) CARBON_KEY_LOOK_UP.get(name); |
| if (formattedName != null) { |
| return formattedName; |
| } |
| } |
| |
| return super.format(key); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jface.bindings.keys.AbstractKeyFormatter#getKeyDelimiter() |
| */ |
| protected String getKeyDelimiter() { |
| // We must do the look up every time, as our locale might change. |
| if ("carbon".equals(SWT.getPlatform())) { //$NON-NLS-1$ |
| return Util.translateString(RESOURCE_BUNDLE, |
| CARBON_KEY_DELIMITER_KEY, Util.ZERO_LENGTH_STRING); |
| } |
| |
| return Util.translateString(RESOURCE_BUNDLE, KEY_DELIMITER_KEY, |
| KeyStroke.KEY_DELIMITER); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jface.bindings.keys.AbstractKeyFormatter#getKeyStrokeDelimiter() |
| */ |
| protected String getKeyStrokeDelimiter() { |
| // We must do the look up every time, as our locale might change. |
| if ("win32".equals(SWT.getPlatform())) { //$NON-NLS-1$ |
| return Util.translateString(RESOURCE_BUNDLE, |
| WIN32_KEY_STROKE_DELIMITER_KEY, |
| KeySequence.KEY_STROKE_DELIMITER); |
| } |
| |
| return Util.translateString(RESOURCE_BUNDLE, KEY_STROKE_DELIMITER_KEY, |
| KeySequence.KEY_STROKE_DELIMITER); |
| } |
| |
| /* |
| * (non-Javadoc) |
| * |
| * @see org.eclipse.jface.bindings.keys.AbstractKeyFormatter#sortModifierKeys(int) |
| */ |
| protected int[] sortModifierKeys(final int modifierKeys) { |
| final IKeyLookup lookup = KeyLookupFactory.getDefault(); |
| final String platform = SWT.getPlatform(); |
| final int[] sortedKeys = new int[4]; |
| int index = 0; |
| |
| if ("win32".equals(platform)) { //$NON-NLS-1$ |
| if ((modifierKeys & lookup.getCtrl()) != 0) { |
| sortedKeys[index++] = lookup.getCtrl(); |
| } |
| if ((modifierKeys & lookup.getAlt()) != 0) { |
| sortedKeys[index++] = lookup.getAlt(); |
| } |
| if ((modifierKeys & lookup.getShift()) != 0) { |
| sortedKeys[index++] = lookup.getShift(); |
| } |
| |
| } else if ("gtk".equals(platform) || "motif".equals(platform)) { //$NON-NLS-1$ //$NON-NLS-2$ |
| if ((modifierKeys & lookup.getShift()) != 0) { |
| sortedKeys[index++] = lookup.getShift(); |
| } |
| if ((modifierKeys & lookup.getCtrl()) != 0) { |
| sortedKeys[index++] = lookup.getCtrl(); |
| } |
| if ((modifierKeys & lookup.getAlt()) != 0) { |
| sortedKeys[index++] = lookup.getAlt(); |
| } |
| |
| } else if ("carbon".equals(platform)) { //$NON-NLS-1$ |
| if ((modifierKeys & lookup.getShift()) != 0) { |
| sortedKeys[index++] = lookup.getShift(); |
| } |
| if ((modifierKeys & lookup.getCtrl()) != 0) { |
| sortedKeys[index++] = lookup.getCtrl(); |
| } |
| if ((modifierKeys & lookup.getAlt()) != 0) { |
| sortedKeys[index++] = lookup.getAlt(); |
| } |
| if ((modifierKeys & lookup.getCommand()) != 0) { |
| sortedKeys[index++] = lookup.getCommand(); |
| } |
| |
| } |
| |
| return sortedKeys; |
| } |
| } |