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annotate dwt/internal/theme/Theme.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 1a8b3cb347e0
children 540fa4e9974a
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1 /*******************************************************************************
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2 * Copyright (c) 2000, 2006 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 module dwt.internal.theme;
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12
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13 import dwt.*;
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14 import dwt.graphics.*;
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15
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16 public class Theme {
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17 Device device;
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18
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1a8b3cb347e0 Fix Ctors to 'this'
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19 public this(Device device) {
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20 this.device = device;
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21 }
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22
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23 void checkTheme() {
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24 if (isDisposed()) DWT.error(DWT.ERROR_GRAPHIC_DISPOSED);
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25 }
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26
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27 public Rectangle computeTrim(GC gc, DrawData data) {
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28 if (gc is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
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29 if (data is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
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30 if (gc.isDisposed()) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
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31 return data.computeTrim(this, gc);
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32 }
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33
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34 public void dispose () {
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35 device = null;
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36 }
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37
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38 public void drawBackground(GC gc, Rectangle bounds, DrawData data) {
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39 checkTheme();
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40 if (gc is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
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41 if (bounds is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
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42 if (data is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
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43 if (gc.isDisposed()) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
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44 data.draw(this, gc, bounds);
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45 }
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46
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47 public void drawFocus(GC gc, Rectangle bounds, DrawData data) {
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48 checkTheme();
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49 if (gc is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
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50 if (bounds is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
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51 if (data is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
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52 if (gc.isDisposed()) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
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53 gc.drawFocus(bounds.x, bounds.y, bounds.width, bounds.height);
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54 }
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55
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56 public void drawImage(GC gc, Rectangle bounds, DrawData data, Image image, int flags) {
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57 checkTheme();
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58 if (gc is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
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59 if (bounds is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
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60 if (data is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
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61 if (image is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
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62 if (gc.isDisposed()) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
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63 data.drawImage(this, image, gc, bounds);
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64 }
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65
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66 public void drawText(GC gc, Rectangle bounds, DrawData data, String text, int flags) {
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67 checkTheme();
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68 if (gc is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
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69 if (bounds is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
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70 if (data is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
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71 if (text is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
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72 if (gc.isDisposed()) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
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73 data.drawText(this, text, flags, gc, bounds);
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74 }
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75
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76 public Rectangle getBounds(int part, Rectangle bounds, DrawData data) {
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77 checkTheme();
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78 if (bounds is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
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79 if (data is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
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80 return data.getBounds(part, bounds);
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81 }
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82
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83 public int getSelection(Point offset, Rectangle bounds, RangeDrawData data) {
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84 checkTheme();
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85 if (offset is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
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86 if (bounds is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
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87 if (data is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
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88 return data.getSelection(offset, bounds);
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89 }
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90
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91 public int hitBackground(Point position, Rectangle bounds, DrawData data) {
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92 checkTheme();
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93 if (position is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
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94 if (bounds is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
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95 if (data is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
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96 return data.hit(this, position, bounds);
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97 }
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98
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99 public bool isDisposed() {
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100 return device is null;
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101 }
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102
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103 public Rectangle measureText(GC gc, Rectangle bounds, DrawData data, String text, int flags) {
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104 checkTheme();
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105 if (gc is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
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106 if (data is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
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107 if (text is null) DWT.error(DWT.ERROR_NULL_ARGUMENT);
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108 if (gc.isDisposed()) DWT.error(DWT.ERROR_INVALID_ARGUMENT);
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109 return data.measureText(this, text, flags, gc, bounds);
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110 }
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111 }