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comparison org/eclipse/swt/internal/BidiUtil.d @ 5:de77855733ca

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author Frank Benoit <benoit@tionex.de>
date Sat, 05 Jan 2008 05:40:52 +0100
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4:94c5d794407f 5:de77855733ca
1 /*******************************************************************************
2 * Copyright (c) 2000, 2004 IBM Corporation and others.
3 * All rights reserved. This program and the accompanying materials
4 * are made available under the terms of the Eclipse Public License v1.0
5 * which accompanies this distribution, and is available at
6 * http://www.eclipse.org/legal/epl-v10.html
7 *
8 * Contributors:
9 * IBM Corporation - initial API and implementation
10 *******************************************************************************/
11 module org.eclipse.swt.internal.BidiUtil;
12
13 //import org.eclipse.swt.graphics.GC;
14
15 // PORTING_TYPE
16 class GC{}
17 class Runnable{}
18
19 /*
20 * This class is supplied so that the StyledText code that supports bidi text (supported
21 * for win platforms) is not platform dependent. Bidi text is not implemented on
22 * emulated platforms.
23 */
24 public class BidiUtil {
25 // Keyboard language types
26 public static const int KEYBOARD_NON_BIDI = 0;
27 public static const int KEYBOARD_BIDI = 1;
28
29 // bidi rendering input flag constants, not used
30 // on emulated platforms
31 public static const int CLASSIN = 1;
32 public static const int LINKBEFORE = 2;
33 public static const int LINKAFTER = 4;
34
35 // bidi rendering/ordering constants, not used on
36 // emulated platforms
37 public static const int CLASS_HEBREW = 2;
38 public static const int CLASS_ARABIC = 2;
39 public static const int CLASS_LOCALNUMBER = 4;
40 public static const int CLASS_LATINNUMBER = 5;
41 public static const int REORDER = 0;
42 public static const int LIGATE = 0;
43 public static const int GLYPHSHAPE = 0;
44
45 /*
46 * Not implemented.
47 */
48 public static void addLanguageListener(int /*long*/ hwnd, Runnable runnable) {
49 }
50 /*
51 * Not implemented.
52 *
53 */
54 public static void drawGlyphs(GC gc, char[] renderBuffer, int[] renderDx, int x, int y) {
55 }
56 /*
57 * Bidi not supported on emulated platforms.
58 *
59 */
60 public static bool isBidiPlatform() {
61 return false;
62 }
63 /*
64 * Not implemented.
65 */
66 public static bool isKeyboardBidi() {
67 return false;
68 }
69 /*
70 * Not implemented.
71 */
72 public static int getFontBidiAttributes(GC gc) {
73 return 0;
74 }
75 /*
76 * Not implemented.
77 *
78 */
79 public static void getOrderInfo(GC gc, char[] text, int[] order, byte[] classBuffer, int flags, int [] offsets) {
80 }
81 /*
82 * Not implemented. Returns null.
83 *
84 */
85 public static char[] getRenderInfo(GC gc, char[] text, int[] order, byte[] classBuffer, int[] dx, int flags, int[] offsets) {
86 return null;
87 }
88 /*
89 * Not implemented. Returns 0.
90 */
91 public static int getKeyboardLanguage() {
92 return 0;
93 }
94 /*
95 * Not implemented.
96 */
97 public static void removeLanguageListener(int /*long*/ hwnd) {
98 }
99 /*
100 * Not implemented.
101 */
102 public static void setKeyboardLanguage(int language) {
103 }
104 /*
105 * Not implemented.
106 */
107 public static bool setOrientation(int /*long*/ hwnd, int orientation) {
108 return false;
109 }
110 }