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annotate dwtx/jface/bindings/keys/formatting/EmacsKeyFormatter.d @ 48:7a3e6c1a4eae

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import data with getImportData!()
author Frank Benoit <benoit@tionex.de>
date Fri, 11 Apr 2008 16:20:43 +0200
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children
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1 /*******************************************************************************
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2 * Copyright (c) 2004, 2005 IBM Corporation and others.
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3 * All rights reserved. This program and the accompanying materials
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4 * are made available under the terms of the Eclipse Public License v1.0
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5 * which accompanies this distribution, and is available at
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6 * http://www.eclipse.org/legal/epl-v10.html
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7 *
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8 * Contributors:
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9 * IBM Corporation - initial API and implementation
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10 * Port to the D programming language:
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11 * Frank Benoit <benoit@tionex.de>
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12 *******************************************************************************/
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13
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14 module dwtx.jface.bindings.keys.formatting.EmacsKeyFormatter;
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15
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16 import dwtx.jface.bindings.keys.formatting.AbstractKeyFormatter;
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17
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18 import dwtx.jface.bindings.keys.IKeyLookup;
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19 import dwtx.jface.bindings.keys.KeyLookupFactory;
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20 import dwtx.jface.bindings.keys.KeySequence;
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21 import dwtx.jface.bindings.keys.KeyStroke;
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22 import dwtx.jface.util.Util;
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23
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24 import dwt.dwthelper.utils;
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25 import dwt.dwthelper.ResourceBundle;
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26
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27 /**
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28 * <p>
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29 * A key formatter providing the Emacs-style accelerators using single letters
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30 * to represent the modifier keys.
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31 * </p>
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32 *
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33 * @since 3.1
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34 */
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35 public final class EmacsKeyFormatter : AbstractKeyFormatter {
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36 alias AbstractKeyFormatter.format format;
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37
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38 /**
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39 * The resource bundle used by <code>format()</code> to translate formal
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40 * string representations by locale.
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41 */
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42 private const static ResourceBundle RESOURCE_BUNDLE;
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43
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44 static this(){
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45 RESOURCE_BUNDLE = ResourceBundle.getBundle(
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46 getImportData!("dwtx.jface.bindings.keys.formatting.EmacsKeyFormatter.properties"));
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47 }
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48 /**
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49 * Formats an individual key into a human readable format. This converts the
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50 * key into a format similar to Xemacs.
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51 *
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52 * @param key
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53 * The key to format; must not be <code>null</code>.
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54 * @return The key formatted as a string; should not be <code>null</code>.
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55 */
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56 public override String format(int key) {
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57 IKeyLookup lookup = KeyLookupFactory.getDefault();
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58 if (lookup.isModifierKey(key)) {
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59 String formattedName = Util.translateString(RESOURCE_BUNDLE, lookup
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60 .formalNameLookup(key), null);
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61 if (formattedName !is null) {
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62 return formattedName;
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63 }
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64 }
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65
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66 return super.format(key).toLowerCase();
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67 }
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68
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69 /*
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70 * (non-Javadoc)
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71 *
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72 * @see dwtx.jface.bindings.keys.AbstractKeyFormatter#getKeyDelimiter()
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73 */
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74 protected override String getKeyDelimiter() {
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75 return Util.translateString(RESOURCE_BUNDLE, KEY_DELIMITER_KEY,
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76 KeyStroke.KEY_DELIMITER);
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77 }
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78
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79 /*
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80 * (non-Javadoc)
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81 *
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82 * @see dwtx.jface.bindings.keys.AbstractKeyFormatter#getKeyStrokeDelimiter()
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83 */
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84 protected override String getKeyStrokeDelimiter() {
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85 return Util.translateString(RESOURCE_BUNDLE, KEY_STROKE_DELIMITER_KEY,
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86 KeySequence.KEY_STROKE_DELIMITER);
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87 }
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88
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89 /*
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90 * (non-Javadoc)
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91 *
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92 * @see dwtx.jface.bindings.keys.AbstractKeyFormatter#sortModifierKeys(int)
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93 */
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94 protected override int[] sortModifierKeys(int modifierKeys) {
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95 IKeyLookup lookup = KeyLookupFactory.getDefault();
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96 int[] sortedKeys = new int[4];
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97 int index = 0;
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98
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99 if ((modifierKeys & lookup.getAlt()) !is 0) {
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100 sortedKeys[index++] = lookup.getAlt();
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101 }
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102 if ((modifierKeys & lookup.getCommand()) !is 0) {
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103 sortedKeys[index++] = lookup.getCommand();
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104 }
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105 if ((modifierKeys & lookup.getCtrl()) !is 0) {
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106 sortedKeys[index++] = lookup.getCtrl();
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107 }
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108 if ((modifierKeys & lookup.getShift()) !is 0) {
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109 sortedKeys[index++] = lookup.getShift();
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110 }
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111
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112 return sortedKeys;
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113 }
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114 }