Mercurial > projects > dwt-addons
annotate dwtx/jface/resource/FontRegistry.d @ 63:d0467f3a67b3
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author | Frank Benoit <benoit@tionex.de> |
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date | Mon, 14 Apr 2008 03:08:08 +0200 |
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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 * 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 module dwtx.jface.resource.FontRegistry; |
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14 |
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15 import dwtx.jface.resource.ResourceRegistry; |
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16 import dwtx.jface.resource.FontDescriptor; |
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17 import dwtx.jface.resource.StringConverter; |
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18 import dwtx.jface.resource.JFaceResources; |
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19 import dwtx.jface.resource.DataFormatException; |
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20 |
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21 import tango.util.collection.ArraySeq; |
49 | 22 import dwtx.dwtxhelper.JHashMap; |
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23 import tango.util.collection.model.Map; |
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24 import tango.util.collection.model.Seq; |
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25 import tango.util.collection.model.Set; |
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26 import tango.util.collection.model.SetView; |
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27 import tango.util.collection.HashSet; |
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28 // import java.util.Arrays; |
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29 // import java.util.Collections; |
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30 // import java.util.Enumeration; |
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31 // import java.util.HashMap; |
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32 // import java.util.Iterator; |
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33 // import java.util.List; |
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34 // import java.util.Map; |
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35 // import java.util.MissingResourceException; |
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36 // import java.util.Set; |
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37 |
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38 import dwt.DWT; |
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39 import dwt.graphics.Font; |
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40 import dwt.graphics.FontData; |
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41 import dwt.widgets.Display; |
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42 import dwt.widgets.Shell; |
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43 import dwtx.core.runtime.Assert; |
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44 |
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45 import dwt.dwthelper.ResourceBundle; |
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46 import dwt.dwthelper.utils; |
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47 import dwt.dwthelper.Runnable; |
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48 version(Windows) import dwt.internal.win32.OS; |
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49 |
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50 /** |
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51 * A font registry maintains a mapping between symbolic font names |
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52 * and DWT fonts. |
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53 * <p> |
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54 * A font registry owns all of the font objects registered |
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55 * with it, and automatically disposes of them when the DWT Display |
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56 * that creates the fonts is disposed. Because of this, clients do |
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57 * not need to (indeed, must not attempt to) dispose of font |
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58 * objects themselves. |
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59 * </p> |
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60 * <p> |
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61 * A special constructor is provided for populating a font registry |
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62 * from a property files using the standard Java resource bundle mechanism. |
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63 * </p> |
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64 * <p> |
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65 * Methods are provided for registering listeners that will be kept |
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66 * apprised of changes to list of registed fonts. |
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67 * </p> |
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68 * <p> |
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69 * Clients may instantiate this class (it was not designed to be subclassed). |
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70 * </p> |
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71 * |
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72 * Since 3.0 this class extends ResourceRegistry. |
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73 */ |
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74 public class FontRegistry : ResourceRegistry { |
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75 |
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76 /** |
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77 * FontRecord is a private helper class that holds onto a font |
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78 * and can be used to generate its bold and italic version. |
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79 */ |
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80 private class FontRecord { |
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81 |
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82 Font baseFont; |
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83 |
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84 Font boldFont; |
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85 |
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86 Font italicFont; |
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87 |
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88 FontData[] baseData; |
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89 |
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90 /** |
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91 * Create a new instance of the receiver based on the |
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92 * plain font and the data for it. |
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93 * @param plainFont The base looked up font. |
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94 * @param data The data used to look it up. |
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95 */ |
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96 this(Font plainFont, FontData[] data) { |
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97 baseFont = plainFont; |
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98 baseData = data; |
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99 } |
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100 |
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101 /** |
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102 * Dispose any of the fonts created for this record. |
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103 */ |
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104 void dispose() { |
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105 baseFont.dispose(); |
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106 if (boldFont !is null) { |
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107 boldFont.dispose(); |
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108 } |
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109 if (italicFont !is null) { |
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110 italicFont.dispose(); |
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111 } |
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112 } |
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113 |
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114 /** |
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115 * Return the base Font. |
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116 * @return Font |
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117 */ |
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118 public Font getBaseFont() { |
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119 return baseFont; |
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120 } |
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121 |
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122 /** |
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123 * Return the bold Font. Create a bold version |
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124 * of the base font to get it. |
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125 * @return Font |
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126 */ |
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127 public Font getBoldFont() { |
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128 if (boldFont !is null) { |
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129 return boldFont; |
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130 } |
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131 |
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132 FontData[] boldData = getModifiedFontData(DWT.BOLD); |
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133 boldFont = new Font(Display.getCurrent(), boldData); |
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134 return boldFont; |
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135 } |
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136 |
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137 /** |
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138 * Get a version of the base font data with the specified |
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139 * style. |
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140 * @param style the new style |
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141 * @return the font data with the style {@link FontData#FontData(String, int, int)} |
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142 * @see DWT#ITALIC |
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143 * @see DWT#NORMAL |
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144 * @see DWT#BOLD |
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145 * @todo Generated comment |
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146 */ |
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147 private FontData[] getModifiedFontData(int style) { |
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148 FontData[] styleData = new FontData[baseData.length]; |
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149 for (int i = 0; i < styleData.length; i++) { |
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150 FontData base = baseData[i]; |
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151 styleData[i] = new FontData(base.getName(), base.getHeight(), |
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152 base.getStyle() | style); |
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153 } |
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154 |
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155 return styleData; |
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156 } |
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157 |
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158 /** |
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159 * Return the italic Font. Create an italic version of the |
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160 * base font to get it. |
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161 * @return Font |
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162 */ |
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163 public Font getItalicFont() { |
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164 if (italicFont !is null) { |
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165 return italicFont; |
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166 } |
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167 |
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168 FontData[] italicData = getModifiedFontData(DWT.ITALIC); |
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169 italicFont = new Font(Display.getCurrent(), italicData); |
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170 return italicFont; |
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171 } |
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172 |
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173 /** |
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174 * Add any fonts that were allocated for this record to the |
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175 * stale fonts. Anything that matches the default font will |
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176 * be skipped. |
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177 * @param defaultFont The system default. |
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178 */ |
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179 void addAllocatedFontsToStale(Font defaultFont) { |
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180 //Return all of the fonts allocated by the receiver. |
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181 //if any of them are the defaultFont then don't bother. |
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182 if (defaultFont !is baseFont && baseFont !is null) { |
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183 staleFonts.append(baseFont); |
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184 } |
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185 if (defaultFont !is boldFont && boldFont !is null) { |
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186 staleFonts.append(boldFont); |
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187 } |
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188 if (defaultFont !is italicFont && italicFont !is null) { |
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189 staleFonts.append(italicFont); |
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190 } |
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191 } |
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192 } |
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193 |
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194 /** |
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195 * Table of known fonts, keyed by symbolic font name |
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196 * (key type: <code>String</code>, |
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197 * value type: <code>FontRecord</code>. |
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198 */ |
49 | 199 private JHashMapT!(String,FontRecord) stringToFontRecord; |
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200 |
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201 /** |
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202 * Table of known font data, keyed by symbolic font name |
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203 * (key type: <code>String</code>, |
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204 * value type: <code>dwt.graphics.FontData[]</code>). |
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205 */ |
49 | 206 private JHashMapT!(String,FontData[]) stringToFontData; |
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207 |
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208 /** |
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209 * Collection of Fonts that are now stale to be disposed |
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210 * when it is safe to do so (i.e. on shutdown). |
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211 * @see List |
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212 */ |
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213 private Seq!(Font) staleFonts; |
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214 |
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215 /** |
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216 * Runnable that cleans up the manager on disposal of the display. |
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217 */ |
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218 protected Runnable displayRunnable; |
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219 |
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220 /** |
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221 * Creates an empty font registry. |
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222 * <p> |
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223 * There must be an DWT Display created in the current |
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224 * thread before calling this method. |
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225 * </p> |
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226 */ |
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227 public this() { |
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228 this(Display.getCurrent(), true); |
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229 } |
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230 |
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231 /** |
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232 * Creates a font registry and initializes its content from |
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233 * a property file. |
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234 * <p> |
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235 * There must be an DWT Display created in the current |
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236 * thread before calling this method. |
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237 * </p> |
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238 * <p> |
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239 * The OS name (retrieved using <code>System.getProperty("os.name")</code>) |
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240 * is converted to lowercase, purged of whitespace, and appended |
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241 * as suffix (separated by an underscore <code>'_'</code>) to the given |
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242 * location string to yield the base name of a resource bundle |
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243 * acceptable to <code>ResourceBundle.getBundle</code>. |
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244 * The standard Java resource bundle mechanism is then used to locate |
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245 * and open the appropriate properties file, taking into account |
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246 * locale specific variations. |
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247 * </p> |
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248 * <p> |
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249 * For example, on the Windows 2000 operating system the location string |
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250 * <code>"com.example.myapp.Fonts"</code> yields the base name |
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251 * <code>"com.example.myapp.Fonts_windows2000"</code>. For the US English locale, |
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252 * this further elaborates to the resource bundle name |
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253 * <code>"com.example.myapp.Fonts_windows2000_en_us"</code>. |
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254 * </p> |
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255 * <p> |
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256 * If no appropriate OS-specific resource bundle is found, the |
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257 * process is repeated using the location as the base bundle name. |
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258 * </p> |
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259 * <p> |
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260 * The property file contains entries that look like this: |
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261 * <pre> |
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262 * textfont.0=MS Sans Serif-regular-10 |
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263 * textfont.1=Times New Roman-regular-10 |
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264 * |
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265 * titlefont.0=MS Sans Serif-regular-12 |
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266 * titlefont.1=Times New Roman-regular-12 |
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267 * </pre> |
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268 * Each entry maps a symbolic font names (the font registry keys) with |
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269 * a "<code>.<it>n</it></code> suffix to standard font names |
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270 * on the right. The suffix indicated order of preference: |
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271 * "<code>.0</code>" indicates the first choice, |
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272 * "<code>.1</code>" indicates the second choice, and so on. |
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273 * </p> |
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274 * The following example shows how to use the font registry: |
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275 * <pre> |
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276 * FontRegistry registry = new FontRegistry("com.example.myapp.fonts"); |
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277 * Font font = registry.get("textfont"); |
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278 * control.setFont(font); |
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279 * ... |
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280 * </pre> |
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281 * |
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282 * @param location the name of the resource bundle |
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283 * @param loader the ClassLoader to use to find the resource bundle |
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284 * @exception MissingResourceException if the resource bundle cannot be found |
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285 * @since 2.1 |
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286 */ |
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287 public this(String location, /+ClassLoader+/Object loader){ |
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288 initInstance(); |
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289 Display display = Display.getCurrent(); |
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290 Assert.isNotNull(display); |
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291 // FIXE: need to respect loader |
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292 //readResourceBundle(location, loader); |
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293 readResourceBundle(location); |
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294 |
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295 hookDisplayDispose(display); |
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296 } |
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297 |
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298 private void initInstance(){ |
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299 displayRunnable = new class Runnable { |
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300 public void run() { |
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301 clearCaches(); |
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302 } |
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303 }; |
49 | 304 stringToFontRecord = new JHashMapT!(String,FontRecord); |
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305 //stringToFontRecord.capacity(7); |
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306 |
49 | 307 stringToFontData = new JHashMapT!(String,FontData[]); |
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308 //stringToFontData.capacity(7); |
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309 |
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310 staleFonts = new ArraySeq!(Font); |
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311 } |
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312 |
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313 /** |
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314 * Load the FontRegistry using the ClassLoader from the PlatformUI |
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315 * plug-in |
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316 * @param location the location to read the resource bundle from |
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317 * @throws MissingResourceException Thrown if a resource is missing |
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318 */ |
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319 public this(String location) { |
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320 // FIXE: |
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321 // this(location, WorkbenchPlugin.getDefault().getDescriptor().getPluginClassLoader()); |
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322 this(location, null); |
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323 } |
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324 |
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325 /** |
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326 * Read the resource bundle at location. Look for a file with the |
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327 * extension _os_ws first, then _os then just the name. |
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328 * @param location - String - the location of the file. |
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329 */ |
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330 |
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331 private void readResourceBundle(String location) { |
39 | 332 // String osname = System.getProperty("os.name").trim(); //$NON-NLS-1$ |
333 // String wsname = DWT.getPlatform(); | |
334 // osname = StringConverter.removeWhiteSpaces(osname).toLowerCase(); | |
335 // wsname = StringConverter.removeWhiteSpaces(wsname).toLowerCase(); | |
336 // String OSLocation = location; | |
337 // String WSLocation = location; | |
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338 ResourceBundle bundle = null; |
39 | 339 // if (osname !is null) { |
340 // OSLocation = location ~ "_" ~ osname; //$NON-NLS-1$ | |
341 // if (wsname !is null) { | |
342 // WSLocation = OSLocation ~ "_" ~ wsname; //$NON-NLS-1$ | |
343 // } | |
344 // } | |
345 String errorLocation = "dwtx.jface.resource.FontRegistry properties"; | |
346 const char[] prefix = "dwtx.jface.resource.jfacefonts_"; | |
347 const char[] postfix = ".properties"; | |
348 version( linux ){ | |
49 | 349 ImportData propdata = getImportData!( prefix ~ "linux_gtk" ~ postfix ); |
39 | 350 } |
351 else version( Windows ){ | |
49 | 352 ImportData propdata; |
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353 if( OS.IsWin95 && OS.WIN32_VERSION >= OS.VERSION (4, 10 )){ |
49 | 354 propdata = getImportData!( prefix ~ "windows98" ~ postfix ); |
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355 } |
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356 else if( OS.WIN32_VERSION >= OS.VERSION (5, 1 )){ |
49 | 357 propdata = getImportData!( prefix ~ "windowsxp" ~ postfix ); |
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358 } |
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359 else if( OS.WIN32_VERSION >= OS.VERSION (5, 0)){ |
49 | 360 propdata = getImportData!( prefix ~ "windows2000" ~ postfix ); |
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361 } |
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362 else if( OS.WIN32_VERSION >= OS.VERSION (4, 0)){ |
49 | 363 propdata = getImportData!( prefix ~ "windowsnt" ~ postfix ); |
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364 } |
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365 else{ |
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366 assert( false, "TODO: detect windows version" ); |
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367 } |
39 | 368 } |
369 else { | |
370 static assert( false, "unknown plattform" ); | |
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371 } |
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372 |
39 | 373 // try { |
374 bundle = ResourceBundle.getBundle(propdata); | |
375 readResourceBundle(bundle, errorLocation); | |
376 // } catch (MissingResourceException wsException) { | |
377 // try { | |
378 // bundle = ResourceBundle.getBundle(OSLocation); | |
379 // readResourceBundle(bundle, WSLocation); | |
380 // } catch (MissingResourceException osException) { | |
381 // if (location !is OSLocation) { | |
382 // bundle = ResourceBundle.getBundle(location); | |
383 // readResourceBundle(bundle, WSLocation); | |
384 // } else { | |
385 // throw osException; | |
386 // } | |
387 // } | |
388 // } | |
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389 } |
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390 |
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391 /** |
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392 * Creates an empty font registry. |
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393 * |
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394 * @param display the Display |
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395 */ |
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396 public this(Display display) { |
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397 this(display, true); |
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398 } |
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399 |
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400 /** |
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401 * Creates an empty font registry. |
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402 * |
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403 * @param display |
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404 * the <code>Display</code> |
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405 * @param cleanOnDisplayDisposal |
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406 * whether all fonts allocated by this <code>FontRegistry</code> |
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407 * should be disposed when the display is disposed |
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408 * @since 3.1 |
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409 */ |
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410 public this(Display display, bool cleanOnDisplayDisposal) { |
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411 initInstance(); |
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412 Assert.isNotNull(display); |
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413 if (cleanOnDisplayDisposal) { |
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414 hookDisplayDispose(display); |
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415 } |
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416 } |
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417 |
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418 /** |
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419 * Find the first valid fontData in the provided list. If none are valid |
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420 * return the first one regardless. If the list is empty return null. Return |
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421 * <code>null</code> if one cannot be found. |
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422 * |
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423 * @param fonts the font list |
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424 * @param display the display used |
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425 * @return the font data of the like describe above |
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426 * |
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427 * @deprecated use bestDataArray in order to support Motif multiple entry |
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428 * fonts. |
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429 */ |
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430 public FontData bestData(FontData[] fonts, Display display) { |
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431 for (int i = 0; i < fonts.length; i++) { |
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432 FontData fd = fonts[i]; |
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433 |
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434 if (fd is null) { |
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435 break; |
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436 } |
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437 |
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438 FontData[] fixedFonts = display.getFontList(fd.getName(), false); |
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439 if (isFixedFont(fixedFonts, fd)) { |
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440 return fd; |
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441 } |
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442 |
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443 FontData[] scalableFonts = display.getFontList(fd.getName(), true); |
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444 if (scalableFonts.length > 0) { |
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445 return fd; |
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446 } |
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447 } |
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448 |
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449 //None of the provided datas are valid. Return the |
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450 //first one as it is at least the first choice. |
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451 if (fonts.length > 0) { |
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452 return fonts[0]; |
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453 } |
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454 |
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455 //Nothing specified |
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456 return null; |
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457 } |
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458 |
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459 /** |
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460 * Find the first valid fontData in the provided list. |
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461 * If none are valid return the first one regardless. |
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462 * If the list is empty return <code>null</code>. |
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463 * |
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464 * @param fonts list of fonts |
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465 * @param display the display |
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466 * @return font data like described above |
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467 * @deprecated use filterData in order to preserve |
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468 * multiple entry fonts on Motif |
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469 */ |
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470 public FontData[] bestDataArray(FontData[] fonts, Display display) { |
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471 |
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472 FontData bestData = bestData(fonts, display); |
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473 if (bestData is null) { |
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474 return null; |
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475 } |
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476 |
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477 FontData[] datas = new FontData[1]; |
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478 datas[0] = bestData; |
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479 return datas; |
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480 } |
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481 |
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482 /** |
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483 * Removes from the list all fonts that do not exist in this system. |
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484 * If none are valid, return the first irregardless. If the list is |
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485 * empty return <code>null</code>. |
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486 * |
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487 * @param fonts the fonts to check |
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488 * @param display the display to check against |
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489 * @return the list of fonts that have been found on this system |
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490 * @since 3.1 |
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491 */ |
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492 public FontData [] filterData(FontData [] fonts, Display display) { |
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493 ArraySeq!(FontData) good = new ArraySeq!(FontData); |
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494 good.capacity(fonts.length); |
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495 for (int i = 0; i < fonts.length; i++) { |
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496 FontData fd = fonts[i]; |
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497 |
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498 if (fd is null) { |
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499 continue; |
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500 } |
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501 |
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502 FontData[] fixedFonts = display.getFontList(fd.getName(), false); |
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503 if (isFixedFont(fixedFonts, fd)) { |
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504 good.append(fd); |
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505 } |
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506 |
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507 FontData[] scalableFonts = display.getFontList(fd.getName(), true); |
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508 if (scalableFonts.length > 0) { |
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509 good.append(fd); |
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510 } |
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511 } |
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512 |
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513 |
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514 //None of the provided datas are valid. Return the |
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515 //first one as it is at least the first choice. |
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516 if (good.drained() && fonts.length > 0) { |
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517 good.append(fonts[0]); |
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518 } |
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519 else if (fonts.length is 0) { |
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520 return null; |
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|
521 } |
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522 |
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523 return good.toArray(); |
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|
524 } |
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|
525 |
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526 |
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527 /** |
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528 * Creates a new font with the given font datas or <code>null</code> |
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529 * if there is no data. |
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530 * @return FontRecord for the new Font or <code>null</code>. |
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531 */ |
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532 private FontRecord createFont(String symbolicName, FontData[] fonts) { |
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533 Display display = Display.getCurrent(); |
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534 if (display is null) { |
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535 return null; |
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|
536 } |
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|
537 |
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538 FontData[] validData = filterData(fonts, display); |
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539 if (validData.length is 0) { |
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540 //Nothing specified |
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541 return null; |
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|
542 } |
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|
543 |
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544 //Do not fire the update from creation as it is not a property change |
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545 put(symbolicName, validData, false); |
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|
546 Font newFont = new Font(display, validData); |
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547 return new FontRecord(newFont, validData); |
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parents:
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|
548 } |
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|
549 |
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|
550 /** |
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|
551 * Calculates the default font and returns the result. |
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|
552 * This method creates a font that must be disposed. |
8a302fdb4140
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diff
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|
553 */ |
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changeset
|
554 Font calculateDefaultFont() { |
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|
555 Display current = Display.getCurrent(); |
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|
556 if (current is null) { |
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|
557 Shell shell = new Shell(); |
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558 Font font = new Font(null, shell.getFont().getFontData()); |
8a302fdb4140
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559 shell.dispose(); |
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|
560 return font; |
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|
561 } |
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parents:
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562 return new Font(current, current.getSystemFont().getFontData()); |
8a302fdb4140
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parents:
diff
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|
563 } |
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parents:
diff
changeset
|
564 |
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parents:
diff
changeset
|
565 /** |
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diff
changeset
|
566 * Returns the default font data. Creates it if necessary. |
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parents:
diff
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|
567 * @return Font |
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parents:
diff
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|
568 */ |
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Jface some window and resource classes
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diff
changeset
|
569 public Font defaultFont() { |
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|
570 return defaultFontRecord().getBaseFont(); |
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|
571 } |
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|
572 |
8a302fdb4140
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Frank Benoit <benoit@tionex.de>
parents:
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|
573 /** |
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diff
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574 * Returns the font descriptor for the font with the given symbolic |
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575 * font name. Returns the default font if there is no special value |
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576 * associated with that name |
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|
577 * |
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578 * @param symbolicName symbolic font name |
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579 * @return the font descriptor (never null) |
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Frank Benoit <benoit@tionex.de>
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|
580 * |
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|
581 * @since 3.3 |
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|
582 */ |
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|
583 public FontDescriptor getDescriptor(String symbolicName) { |
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|
584 Assert.isTrue(symbolicName.length > 0); |
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585 return FontDescriptor.createFrom(getFontData(symbolicName)); |
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|
586 } |
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parents:
diff
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|
587 |
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parents:
diff
changeset
|
588 |
8a302fdb4140
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parents:
diff
changeset
|
589 |
8a302fdb4140
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parents:
diff
changeset
|
590 /** |
8a302fdb4140
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Frank Benoit <benoit@tionex.de>
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|
591 * Returns the default font record. |
8a302fdb4140
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|
592 */ |
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parents:
diff
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|
593 private FontRecord defaultFontRecord() { |
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parents:
diff
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|
594 |
49 | 595 FontRecord record = cast(FontRecord) stringToFontRecord.find(JFaceResources.DEFAULT_FONT); |
7
8a302fdb4140
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|
596 if (record is null) { |
8a302fdb4140
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parents:
diff
changeset
|
597 Font defaultFont = calculateDefaultFont(); |
8a302fdb4140
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parents:
diff
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|
598 record = createFont(JFaceResources.DEFAULT_FONT, defaultFont |
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|
599 .getFontData()); |
8a302fdb4140
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|
600 defaultFont.dispose(); |
8a302fdb4140
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Frank Benoit <benoit@tionex.de>
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|
601 stringToFontRecord.add(JFaceResources.DEFAULT_FONT, record); |
8a302fdb4140
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diff
changeset
|
602 } |
8a302fdb4140
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Frank Benoit <benoit@tionex.de>
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|
603 return record; |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
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|
604 } |
8a302fdb4140
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
605 |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
606 /** |
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parents:
diff
changeset
|
607 * Returns the default font data. Creates it if necessary. |
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608 */ |
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609 private FontData[] defaultFontData() { |
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610 return defaultFontRecord().baseData; |
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611 } |
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612 |
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613 /** |
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614 * Returns the font data associated with the given symbolic font name. |
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615 * Returns the default font data if there is no special value associated |
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616 * with that name. |
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617 * |
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618 * @param symbolicName symbolic font name |
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619 * @return the font |
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620 */ |
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621 public FontData[] getFontData(String symbolicName) { |
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622 |
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623 Assert.isTrue(symbolicName.length > 0); |
49 | 624 auto result = stringToFontData.find(symbolicName); |
7
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625 if (result.length is 0) { |
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626 return defaultFontData(); |
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627 } |
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628 |
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629 return result; |
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630 } |
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631 |
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632 /** |
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633 * Returns the font associated with the given symbolic font name. |
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634 * Returns the default font if there is no special value associated |
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635 * with that name. |
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636 * |
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637 * @param symbolicName symbolic font name |
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638 * @return the font |
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639 */ |
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640 public Font get(String symbolicName) { |
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641 |
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642 return getFontRecord(symbolicName).getBaseFont(); |
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643 } |
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644 |
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645 /** |
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646 * Returns the bold font associated with the given symbolic font name. |
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647 * Returns the bolded default font if there is no special value associated |
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648 * with that name. |
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649 * |
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650 * @param symbolicName symbolic font name |
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651 * @return the font |
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652 * @since 3.0 |
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653 */ |
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654 public Font getBold(String symbolicName) { |
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655 |
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656 return getFontRecord(symbolicName).getBoldFont(); |
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657 } |
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658 |
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659 /** |
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660 * Returns the italic font associated with the given symbolic font name. |
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661 * Returns the italic default font if there is no special value associated |
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662 * with that name. |
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663 * |
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664 * @param symbolicName symbolic font name |
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665 * @return the font |
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666 * @since 3.0 |
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667 */ |
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668 public Font getItalic(String symbolicName) { |
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669 |
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670 return getFontRecord(symbolicName).getItalicFont(); |
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671 } |
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672 |
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673 /** |
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674 * Return the font record for the key. |
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675 * @param symbolicName The key for the record. |
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676 * @return FontRecird |
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677 */ |
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678 private FontRecord getFontRecord(String symbolicName) { |
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679 Assert.isNotNull(symbolicName); |
62
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680 auto result1 = stringToFontRecord.find(symbolicName); |
7
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681 if (result1 !is null) { |
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682 return cast(FontRecord) result1; |
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683 } |
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684 |
49 | 685 auto result = stringToFontData.find(symbolicName); |
7
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686 |
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687 FontRecord fontRecord; |
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688 |
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689 if (result is null) { |
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690 fontRecord = defaultFontRecord(); |
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691 } else { |
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692 fontRecord = createFont(symbolicName, result); |
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693 } |
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|
694 |
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695 if (fontRecord is null) { |
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696 fontRecord = defaultFontRecord(); |
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|
697 } |
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698 |
62
41c2c84fd73c
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49
diff
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699 stringToFontRecord.add(symbolicName.dup, fontRecord); |
7
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700 return fontRecord; |
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|
701 |
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|
702 } |
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|
703 |
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704 /* (non-Javadoc) |
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705 * @see dwtx.jface.resource.ResourceRegistry#getKeySet() |
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706 */ |
43
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41
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707 public override SetView!(String) getKeySet() { |
7
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708 auto res = new HashSet!(String); |
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709 foreach( k, v; stringToFontData ){ |
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|
710 res.add( k ); |
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|
711 } |
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|
712 return res; |
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|
713 } |
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|
714 |
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|
715 /* (non-Javadoc) |
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716 * @see dwtx.jface.resource.ResourceRegistry#hasValueFor(java.lang.String) |
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717 */ |
43
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41
diff
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|
718 public override bool hasValueFor(String fontKey) { |
7
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719 return stringToFontData.containsKey(fontKey); |
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|
720 } |
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|
721 |
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diff
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|
722 /* (non-Javadoc) |
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723 * @see dwtx.jface.resource.ResourceRegistry#clearCaches() |
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724 */ |
43
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41
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|
725 protected override void clearCaches() { |
7
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726 foreach( k,v; stringToFontRecord ){ |
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727 v.dispose(); |
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728 } |
39 | 729 foreach( fnt; staleFonts.toArray ){ |
730 fnt.dispose(); | |
731 } | |
7
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|
732 |
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|
733 stringToFontRecord.clear(); |
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|
734 staleFonts.clear(); |
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|
735 } |
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|
736 |
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|
737 /** |
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|
738 * Hook a dispose listener on the DWT display. |
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|
739 */ |
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|
740 private void hookDisplayDispose(Display display) { |
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|
741 display.disposeExec(displayRunnable); |
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|
742 } |
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|
743 |
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diff
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|
744 /** |
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745 * Checks whether the given font is in the list of fixed fonts. |
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|
746 */ |
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|
747 private bool isFixedFont(FontData[] fixedFonts, FontData fd) { |
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|
748 // Can't use FontData.equals() since some values aren't |
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|
749 // set if a fontdata isn't used. |
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|
750 int height = fd.getHeight(); |
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751 String name = fd.getName(); |
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|
752 for (int i = 0; i < fixedFonts.length; i++) { |
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|
753 FontData fixed = fixedFonts[i]; |
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parents:
diff
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|
754 if (fixed.getHeight() is height && fixed.getName().equals(name)) { |
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755 return true; |
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parents:
diff
changeset
|
756 } |
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parents:
diff
changeset
|
757 } |
8a302fdb4140
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parents:
diff
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|
758 return false; |
8a302fdb4140
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parents:
diff
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|
759 } |
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parents:
diff
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|
760 |
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Frank Benoit <benoit@tionex.de>
parents:
diff
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|
761 /** |
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parents:
diff
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|
762 * Converts a String into a FontData object. |
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Frank Benoit <benoit@tionex.de>
parents:
diff
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|
763 */ |
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Frank Benoit <benoit@tionex.de>
parents:
diff
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|
764 private FontData makeFontData(String value) { |
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Frank Benoit <benoit@tionex.de>
parents:
diff
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|
765 try { |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
766 return StringConverter.asFontData(value.trim()); |
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parents:
diff
changeset
|
767 } catch (DataFormatException e) { |
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parents:
diff
changeset
|
768 throw new MissingResourceException( |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
769 "Wrong font data format. Value is: \"" ~ value ~ "\"", this.classinfo.name, value); //$NON-NLS-2$//$NON-NLS-1$ |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
770 } |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
771 } |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
772 |
8a302fdb4140
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
773 /** |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
774 * Adds (or replaces) a font to this font registry under the given |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
775 * symbolic name. |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
776 * <p> |
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Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
777 * A property change event is reported whenever the mapping from |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
778 * a symbolic name to a font changes. The source of the event is |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
779 * this registry; the property name is the symbolic font name. |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
780 * </p> |
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Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
781 * |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
782 * @param symbolicName the symbolic font name |
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Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
783 * @param fontData an Array of FontData |
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Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
784 */ |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
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|
785 public void put(String symbolicName, FontData[] fontData) { |
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Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
786 put(symbolicName, fontData, true); |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
787 } |
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Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
788 |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
789 /** |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
790 * Adds (or replaces) a font to this font registry under the given |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
791 * symbolic name. |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
792 * <p> |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
793 * A property change event is reported whenever the mapping from |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
794 * a symbolic name to a font changes. The source of the event is |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
795 * this registry; the property name is the symbolic font name. |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
796 * </p> |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
797 * |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
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|
798 * @param symbolicName the symbolic font name |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
799 * @param fontData an Array of FontData |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
800 * @param update - fire a font mapping changed if true. False |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
801 * if this method is called from the get method as no setting |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
802 * has changed. |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
803 */ |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
804 private void put(String symbolicName, FontData[] fontData, bool update) { |
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Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
805 |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
806 Assert.isNotNull(symbolicName); |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
807 Assert.isTrue(fontData.length > 0 ); |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
808 |
49 | 809 FontData[] existing = stringToFontData.find(symbolicName); |
7
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
810 if (ArrayEquals(existing, fontData)) { |
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Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
811 return; |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
812 } |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
813 |
49 | 814 FontRecord oldFont = stringToFontRecord.find(symbolicName); |
7
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
815 stringToFontRecord.removeKey(symbolicName); |
62
41c2c84fd73c
dup string when used as map keys
Frank Benoit <benoit@tionex.de>
parents:
49
diff
changeset
|
816 stringToFontData.add(symbolicName.dup, fontData); |
7
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
817 if (update) { |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
818 fireMappingChanged(symbolicName, new ArrayWrapperT!(FontData)(existing), new ArrayWrapperT!(FontData)(fontData)); |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
819 } |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
820 |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
821 if (oldFont !is null) { |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
822 oldFont.addAllocatedFontsToStale(defaultFontRecord().getBaseFont()); |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
823 } |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
824 } |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
825 |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
826 /** |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
827 * Reads the resource bundle. This puts FontData[] objects |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
828 * in the mapping table. These will lazily be turned into |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
829 * real Font objects when requested. |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
830 */ |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
831 private void readResourceBundle(ResourceBundle bundle, String bundleName) { |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
832 foreach( key; bundle.getKeys() ){ |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
833 int pos = key.lastIndexOf('.'); |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
834 if (pos is -1) { |
62
41c2c84fd73c
dup string when used as map keys
Frank Benoit <benoit@tionex.de>
parents:
49
diff
changeset
|
835 stringToFontData.add(key.dup, [ makeFontData(bundle.getString(key)) ]); |
7
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
836 } else { |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
837 String name = key.substring(0, pos); |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
838 int i = 0; |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
839 try { |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
840 i = tango.text.convert.Integer.toInt(key.substring(pos + 1)); |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
841 } catch (IllegalArgumentException e) { |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
842 //Panic the file can not be parsed. |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
843 throw new MissingResourceException( |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
844 "Wrong key format ", bundleName, key); //$NON-NLS-1$ |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
845 } |
49 | 846 FontData[] elements = stringToFontData.find(name); |
7
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
847 if (elements is null) { |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
848 elements = new FontData[8]; |
62
41c2c84fd73c
dup string when used as map keys
Frank Benoit <benoit@tionex.de>
parents:
49
diff
changeset
|
849 stringToFontData.add(name.dup, elements); |
7
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
850 } |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
851 if (i > elements.length) { |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
852 FontData[] na = new FontData[i + 8]; |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
853 System.arraycopy(elements, 0, na, 0, elements.length); |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
854 elements = na; |
62
41c2c84fd73c
dup string when used as map keys
Frank Benoit <benoit@tionex.de>
parents:
49
diff
changeset
|
855 stringToFontData.add(name.dup, elements); |
7
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
856 } |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
857 elements[i] = makeFontData(bundle.getString(key)); |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
858 } |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
859 } |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
860 } |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
861 |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
862 /** |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
863 * Returns the font descriptor for the JFace default font. |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
864 * |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
865 * @return the font descriptor for the JFace default font |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
866 * @since 3.3 |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
867 */ |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
868 public FontDescriptor defaultFontDescriptor() { |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
869 return FontDescriptor.createFrom(defaultFontData()); |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
870 } |
8a302fdb4140
Jface some window and resource classes
Frank Benoit <benoit@tionex.de>
parents:
diff
changeset
|
871 } |