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annotate dwt/internal/BidiUtil.d @ 45:d8635bb48c7c

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Merge with SWT 3.5
author Jacob Carlborg <doob@me.com>
date Mon, 01 Dec 2008 17:07:00 +0100
parents f565d3a95c0a
children 07399639c0c8
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1 /*******************************************************************************
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2 * Copyright (c) 2000, 2007 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 *
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11 * Port to the D programming language:
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12 * Jacob Carlborg <doob@me.com>
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13 *******************************************************************************/
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14 module dwt.internal.BidiUtil;
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15
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16 import dwt.dwthelper.Runnable;
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17 import dwt.dwthelper.utils;
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18 import dwt.graphics.GC;
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19 import dwt.widgets.Control;
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20
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21 /*
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22 * This class is supplied so that the StyledText code that supports bidi text (supported
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23 * for win platforms) is not platform dependent. Bidi text is not implemented on
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24 * emulated platforms.
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25 */
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26 public class BidiUtil {
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27 // Keyboard language types
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28 public static const int KEYBOARD_NON_BIDI = 0;
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29 public static const int KEYBOARD_BIDI = 1;
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30
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31 // bidi rendering input flag constants, not used
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32 // on emulated platforms
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33 public static const int CLASSIN = 1;
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34 public static const int LINKBEFORE = 2;
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35 public static const int LINKAFTER = 4;
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36
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37 // bidi rendering/ordering constants, not used on
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38 // emulated platforms
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39 public static const int CLASS_HEBREW = 2;
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40 public static const int CLASS_ARABIC = 2;
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41 public static const int CLASS_LOCALNUMBER = 4;
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42 public static const int CLASS_LATINNUMBER = 5;
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43 public static const int REORDER = 0;
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44 public static const int LIGATE = 0;
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45 public static const int GLYPHSHAPE = 0;
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46
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47 /*
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48 * Not implemented.
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49 */
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50 public static void addLanguageListener(int /*long*/ hwnd, Runnable runnable) {
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51 }
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52 public static void addLanguageListener (Control control, Runnable runnable) {
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53 }
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54 /*
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55 * Not implemented.
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56 *
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57 */
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58 public static void drawGlyphs(GC gc, char[] renderBuffer, int[] renderDx, int x, int y) {
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59 }
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60 /*
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61 * Bidi not supported on emulated platforms.
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62 *
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63 */
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64 public static boolean isBidiPlatform() {
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65 return false;
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66 }
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67 /*
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68 * Not implemented.
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69 */
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70 public static boolean isKeyboardBidi() {
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71 return false;
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72 }
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73 /*
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74 * Not implemented.
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75 */
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76 public static int getFontBidiAttributes(GC gc) {
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77 return 0;
0
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78 }
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79 /*
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80 * Not implemented.
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81 *
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82 */
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83 public static void getOrderInfo(GC gc, String text, int[] order, byte[] classBuffer, int flags, int [] offsets) {
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84 }
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85 /*
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86 * Not implemented. Returns null.
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87 *
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88 */
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89 public static char[] getRenderInfo(GC gc, String text, int[] order, byte[] classBuffer, int[] dx, int flags, int[] offsets) {
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90 return null;
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91 }
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92 /*
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93 * Not implemented. Returns 0.
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94 */
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95 public static int getKeyboardLanguage() {
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96 return 0;
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97 }
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98 /*
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99 * Not implemented.
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100 */
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101 public static void removeLanguageListener(int /*long*/ hwnd) {
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102 }
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103 public static void removeLanguageListener (Control control) {
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104 }
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105 /*
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106 * Not implemented.
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107 */
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108 public static void setKeyboardLanguage(int language) {
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109 }
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110 /*
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111 * Not implemented.
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112 */
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113 public static boolean setOrientation(int /*long*/ hwnd, int orientation) {
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114 return false;
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115 }
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116 public static boolean setOrientation (Control control, int orientation) {
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117 return false;
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118 }
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119 }