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annotate mde/gui/WidgetManager.d @ 125:3e648bc53bde

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Added a simple switch/tab widget (depends on existing EnumContent).
author Diggory Hardy <diggory.hardy@gmail.com>
date Tue, 06 Jan 2009 16:54:04 +0000
parents d3b2cefd46c9
children c9843fbaac88
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1 /* LICENSE BLOCK
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2 Part of mde: a Modular D game-oriented Engine
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3 Copyright © 2007-2008 Diggory Hardy
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4
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5 This program is free software: you can redistribute it and/or modify it under the terms
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6 of the GNU General Public License as published by the Free Software Foundation, either
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7 version 2 of the License, or (at your option) any later version.
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8
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9 This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
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10 without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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11 See the GNU General Public License for more details.
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12
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13 You should have received a copy of the GNU General Public License
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14 along with this program. If not, see <http://www.gnu.org/licenses/>. */
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16 /*************************************************************************************************
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17 * The gui manager class base.
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18 *
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19 * This contains most of the code required by a window manager, but does not interact with a screen
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20 * or get user input. Rendering is handled separately by the renderer anyway.
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21 *************************************************************************************************/
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22 module mde.gui.WidgetManager;
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24 import mde.gui.WidgetDataSet;
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25 import mde.gui.widget.Ifaces;
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26 import mde.gui.exception;
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27 import mde.content.Content;
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29 import imde = mde.imde;
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30 import mde.file.mergetag.Reader;
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31 import mde.file.mergetag.Writer;
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32 import mde.setup.paths;
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34 // Widgets to create:
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35 import mde.gui.widget.layout;
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36 import mde.gui.widget.miscWidgets;
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37 import mde.gui.widget.TextWidget;
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38 import mde.gui.widget.miscContent;
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39 import mde.gui.widget.Floating;
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40 import mde.gui.widget.PopupMenu;
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42 import tango.core.sync.Mutex;
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43 import tango.util.log.Log : Log, Logger;
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44 import tango.util.container.SortedMap;
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45
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46 private Logger logger;
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47 static this () {
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48 logger = Log.getLogger ("mde.gui.WidgetManager");
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49 }
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51 /*************************************************************************************************
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52 * Contains the code for loading and saving an entire gui (more than one may exist), but not the
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53 * code for drawing it or handling user input.
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54 *
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55 * This abstract class exists solely for separating out some of the functionality.
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56 *************************************************************************************************/
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57 abstract scope class AWidgetManager : IWidgetManager
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58 {
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59 /** Construct a new widget loader.
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60 *
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61 * params:
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62 * fileName = Name of file specifying the gui, excluding path and extension.
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63 */
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64 protected this (char[] file) {
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65 mutex = new Mutex; // Used on functions intended to be called from outside the gui package.
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66 fileName = file;
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67 }
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68
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69 /* Load the widgets' data from the file specified to the CTOR.
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70 *
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71 * params:
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72 * allDesigns = Load all sections
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73 */
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74 private void loadData (bool allDesigns = false) {
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75 if (allLoaded || (defaultDesign !is null && allDesigns == false))
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76 return; // test if already loaded
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77
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78 // Set up a reader
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79 scope IReader reader;
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80 try {
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81 reader = confDir.makeMTReader (fileName, PRIORITY.HIGH_LOW, null, true);
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82
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83 // Read from the HEADER:
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84 // Get the renderer
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85 char[]* p = "Renderer" in reader.dataset.header._charA;
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86 if (p is null || *p is null) {
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87 logger.warn ("No renderer specified: using \"Simple\"");
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88 rendName = "Simple";
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89 }
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90 else
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91 rendName = *p;
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92
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93 // Get which section to use
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94 p = "Design" in reader.dataset.header._charA;
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95 if (p is null || *p is null) {
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96 logger.warn ("No gui design specified: trying \"Default\"");
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97 defaultDesign = "Default";
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98 }
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99 else
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100 defaultDesign = *p;
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101
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102 // Read the body:
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103 // Load the chosen design
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104 reader.dataSecCreator = delegate mt.IDataSection(mt.ID id) {
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105 WidgetDataSet* p = id in data;
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106 if (p is null) {
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107 data[id] = new WidgetDataSet;
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108 return *(id in data);
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109 }
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110 return *p;
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111 };
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112
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113 if (allDesigns) {
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114 reader.read;
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115 allLoaded = true;
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116 } else
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117 reader.read([defaultDesign]);
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118 } catch (NoFileException) {
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119 logger.error ("Unable to load GUI: no config file: "~fileName);
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120 // just return: not a fatal error (so long as the game can run without a GUI!)
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121 } catch (Exception e) {
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122 logger.error ("Unable to load GUI: errors parsing config file ("~confDir.getFileName(fileName,PRIORITY.HIGH_LOW)~"):");
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123 logger.error (e.msg);
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124 throw new GuiException ("Failure parsing config file");
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125 }
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126 }
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127
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128 /** Load the gui from some design.
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129 *
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130 * If a design was previously loaded, its changes are saved first.
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131 *
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132 * Params:
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133 * name = Design to load. If null, the default will be loaded.
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134 */
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135 void loadDesign (char[] name = null) {
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136 if (changes !is null) // A design was previously loaded
80
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137 save; // own lock
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138
99
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139 mutex.lock;
80
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140 scope(exit) mutex.unlock;
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141
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142 // Load data (loadData tests if it's already loaded first):
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143 if (name is null) {
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144 loadData (false);
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145 name = defaultDesign;
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146 } else
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147 loadData (true);
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148
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149
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150 // Get data:
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151 auto p = name in data;
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152 while (p is null) {
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153 if (name == defaultDesign)
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154 throw new GuiException ("Unable to load [specified or] default design");
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155 name = defaultDesign; // try again with the default
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156 p = name in data;
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157 }
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158 curData = *p;
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159
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160 // Get/create a changes section:
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161 if (changesDS is null)
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162 changesDS = new mt.DataSet;
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163
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164 mt.IDataSection* q = name in changesDS.sec;
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165 if (!q || ((changes = cast(WidgetDataChanges) *q) is null)) {
80
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166 changes = new WidgetDataChanges (curData);
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167 changesDS.sec[name] = changes;
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168 }
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169
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170 // Create the widgets:
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171 createRootWidget;
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172 }
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173
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174 /** Save changes, if any exist.
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175 *
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176 * Is run when the manager is destroyed, but could be run at other times too. */
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177 void save () {
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178 preSave;
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179
80
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180 mutex.lock;
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181 scope(exit) mutex.unlock;
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182
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183 // Make all widgets save any changed data; return if no changes:
93
08a4ae11454b Widgets now save dimensions without preventing structural changes in the base config file from applying.
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184 if (!child.saveChanges)
80
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185 return;
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186
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187 if (loadUserFile) { // merge entries from user file into current changes
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188 try {
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189 scope IReader reader = confDir.makeMTReader (
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190 fileName, PRIORITY.HIGH_ONLY, changesDS, true);
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191
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192 // Create if necessary, only corresponding to existing designs read:
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193 reader.dataSecCreator = delegate mt.IDataSection(mt.ID id) {
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194 WidgetDataSet* p = id in data;
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195 if (p is null)
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196 throw new Exception ("File has changed since it was loaded!");
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197 return new WidgetDataChanges (*p);
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198 };
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199
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200 reader.read;
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201 } catch (NoFileException) {
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202 // No user file exists; not an error.
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203 } catch (Exception e) {
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204 logger.error ("Error reading "~confDir.getFileName(fileName,PRIORITY.HIGH_ONLY)~" prior to saving:");
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205 logger.error (e.msg);
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206 logger.error ("Overwriting the file.");
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207 // Continue...
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208 }
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209 loadUserFile = false; // don't need to do it again
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210 }
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211
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212 try { // Save
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213 IWriter writer;
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214 writer = confDir.makeMTWriter (fileName, changesDS);
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215 writer.write;
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216 } catch (Exception e) {
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217 logger.error ("Saving to "~confDir.getFileName(fileName,PRIORITY.HIGH_ONLY)~" failed:");
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218 logger.error (e.msg);
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219 // No point in throwing since it doesn't affect anything else.
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220 }
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221 }
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222
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223 /** Get the names of all designs available. */
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224 char[][] designs() {
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225 synchronized(mutex) {
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226 loadData (true);
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227 return data.keys;
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228 }
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229 }
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230
110
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231 /** Called when translation strings have been reloaded. */
115
1b1e2297e2fc Enums handled more generically now via either a popup list or flat list of BoolContentWidgets.
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parents: 114
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232 void reloadStrings (Content) {
110
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233 Items.loadTranslation;
111
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234 child.setup (++setupN, 2);
112
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235 child.setWidth (w, -1);
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236 child.setHeight (h, -1);
111
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237 child.setPosition (0,0);
110
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238 requestRedraw;
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239 }
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240
121
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241 //BEGIN IParentWidget methods
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242 // If call reaches the widget manager there isn't any recursion.
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243 //NOTE: should be override
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diff changeset
244 final void recursionCheck (widgetID) {}
123
d3b2cefd46c9 minSizeChange() allows run-time changes to widgets' minimal size (except for shrinking in a GridLayoutWidget).
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245 //FIXME: implement
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246 override void minSizeChange (IChildWidget widget, wdim mw, wdim mh) {}
121
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247 //END IParentWidget methods
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248
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249 //BEGIN IWidgetManager methods
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250 override IChildWidget makeWidget (IParentWidget parent, widgetID id, IContent content = null)
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251 {
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252 debug assert (parent, "makeWidget: parent is null (code error)");
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diff changeset
253 debug scope (failure)
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diff changeset
254 logger.warn ("Creating widget \""~id~"\" failed.");
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255
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diff changeset
256 WidgetData data = curData[id];
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257 if (data.ints.length < 1) {
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258 logger.error ("No int data; creating a debug widget");
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259 data.ints = [WIDGET_TYPE.Debug];
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260 }
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261 int type = data.ints[0]; // type is first element of data
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262
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263 try {
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264 // Statically programmed binary search on type, returning a new widget or calling a
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265 // function:
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266 //pragma (msg, binarySearch ("type", WIDGETS));
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267 mixin (binarySearch ("type", WIDGETS));
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268 // Not returned a new widget:
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269 logger.error ("Bad widget type: {}; creating a debug widget instead",type);
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270 } catch (Exception e) {
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271 logger.error ("Error creating widget: {}; creating a debug widget instead.", e.msg);
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272 }
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273
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274 return new DebugWidget (this, this, id, data);
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275 }
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276
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277 override WidgetData widgetData (widgetID id) {
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278 return curData[id];
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279 }
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280 override void widgetData (widgetID id, WidgetData d) {
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281 changes[id] = d; // also updates WidgetDataSet in data.
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282 }
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283
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284 override wdims dimData (widgetID id) {
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285 return curData.dims (id);
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286 }
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287 override void dimData (widgetID id, wdims d) {
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288 changes.setDims(id, d); // also updates WidgetDataSet in data.
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289 }
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290
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291 // These methods are only intended for use within the gui package. They are not necessarily
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292 // thread-safe.
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293 IRenderer renderer () {
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294 assert (rend !is null, "WidgetManager.renderer: rend is null");
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295 return rend;
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296 }
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297
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298 void addPopup (IChildWidget parnt, IChildWidget widg, int flags = 0) {
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299 debug assert (parnt && widg, "addPopup: null widget");
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300 if (popups.length >= popupsMem.length)
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301 popupsMem.length = popupsMem.length * 2 + 2;
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302 with (popupsMem[popups.length]) {
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303 parent = parnt;
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304 widget = widg;
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305 w = widg.width;
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306 h = widg.height;
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307 if (flags & 1) {
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308 y = parent.yPos;
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309 if (y+h > this.h) y += parent.height - h;
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310 x = parent.xPos + parent.width;
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311 if (x+w > this.w) x = parent.xPos - w;
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312 } else {
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313 x = parent.xPos; // align on left edge
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314 if (x+w > this.w) x += parent.width - w; // align on right edge
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315 y = parent.yPos + parent.height; // place below
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316 if (y+h > this.h) y = parent.yPos - h; // place above
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317 }
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318 widget.setPosition (x, y);
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319 }
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320 popups = popupsMem[0..popups.length+1];
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321 requestRedraw;
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322 }
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323 void removePopup (IChildWidget parnt) {
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324 foreach_reverse (i,popup; popups) {
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325 if (popup.parent is parnt)
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326 popups = popups[0..i];
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327 }
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328 requestRedraw;
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329 }
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330
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331 void requestRedraw () {
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332 imde.mainSchedule.request(imde.SCHEDULE.DRAW);
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333 }
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334
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335 void addClickCallback (bool delegate(wdabs, wdabs, ubyte, bool) dg) {
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336 clickCallbacks[dg.ptr] = dg;
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337 }
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338 void addMotionCallback (void delegate(wdabs, wdabs) dg) {
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339 motionCallbacks[dg.ptr] = dg;
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340 }
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341 void removeCallbacks (void* frame) {
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342 clickCallbacks.removeKey(frame);
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343 motionCallbacks.removeKey(frame);
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344 }
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345 //END IWidgetManager methods
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346
110
6acd96f8685f Translation reloading as far as AContent name/desc supported. Limited & crude support for updating gui.
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347 protected:
80
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348 /** Second stage of loading the widgets.
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349 *
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350 * loadDesign handles the data; this method needs to:
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351 * ---
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352 * // 1. Create the root widget:
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353 * child = makeWidget ("root");
111
1655693702fc Resolved ticket #4, allowing widgets to reload strings and recalculate sizes mid-run.
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354 * child.setup (0, 3);
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355 * // 2. Set the size:
80
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356 * child.setWidth (child.minWidth, 1);
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357 * child.setHeight (child.minHeight, 1);
111
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358 * // 3. Set the position (necessary part of initialization):
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359 * child.setPosition (0,0);
80
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360 * ---
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361 */
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362 void createRootWidget();
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363
99
5de5810e3516 Implemented an editable TextContent widget; it's now possible to edit text options using the GUI.
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diff changeset
364 /** Called before saving (usually when the GUI is about to be destroyed, although not
108
c9fc2d303178 Added capability for border-less pop-up widgets. Simple pop-up menu.
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365 * necessarily). */
110
6acd96f8685f Translation reloading as far as AContent name/desc supported. Limited & crude support for updating gui.
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diff changeset
366 void preSave ();
99
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367
110
6acd96f8685f Translation reloading as far as AContent name/desc supported. Limited & crude support for updating gui.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 108
diff changeset
368 public:
121
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
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parents: 117
diff changeset
369 //BEGIN makeWidget metacode
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
370 private static {
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
371 /// Widget types. Items match widget names without the "Widget" suffix.
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
372 enum WIDGET_TYPE : int {
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
373 FUNCTION = 0x2000, // Function called instead of widget created (no "Widget" appended to fct name)
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
374 TAKES_CONTENT = 0x4000, // Flag indicates widget's this should be passed an IContent reference.
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
375 SAFE_RECURSION = 0x8000, // Safe to instantiate recursively without infinite looping.
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
376
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
377 // Use widget names rather than usual capitals convention
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
378 Unnamed = 0x0, // Only for use by widgets not created with createWidget
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
379
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
380 // blank: 0x1
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
381 FixedBlank = 0x1,
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
382 SizableBlank = 0x2,
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
383 Debug = 0xF,
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
384
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
385 // popup widgets: 0x10
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
386 PopupMenu = TAKES_CONTENT | 0x11,
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
387 SubMenu = TAKES_CONTENT | 0x12,
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
388
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
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parents: 117
diff changeset
389 // labels: 0x20
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
390 ContentLabel = TAKES_CONTENT | 0x20,
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
391 TextLabel = 0x21,
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
392
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
393 // content functions: 0x30
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
394 editContent = FUNCTION | TAKES_CONTENT | SAFE_RECURSION | 0x30,
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
395 addContent = FUNCTION | 0x31,
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
396 flatMenuContent = FUNCTION | TAKES_CONTENT | SAFE_RECURSION | 0x32,
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
397 subMenuContent = FUNCTION | TAKES_CONTENT | 0x33,
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
398
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
399 // content widgets: 0x40
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
400 DisplayContent = TAKES_CONTENT | 0x40,
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
401 BoolContent = TAKES_CONTENT | 0x41,
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
402 AStringContent = TAKES_CONTENT | 0x42,
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
403 ButtonContent = TAKES_CONTENT | 0x43,
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
404 MenuButtonContent = TAKES_CONTENT | 0x44,
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
405
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
406 GridLayout = TAKES_CONTENT | 0x100,
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
407 ContentList = TAKES_CONTENT | SAFE_RECURSION | 0x110,
108
c9fc2d303178 Added capability for border-less pop-up widgets. Simple pop-up menu.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 105
diff changeset
408
123
d3b2cefd46c9 minSizeChange() allows run-time changes to widgets' minimal size (except for shrinking in a GridLayoutWidget).
Diggory Hardy <diggory.hardy@gmail.com>
parents: 121
diff changeset
409 FloatingArea = TAKES_CONTENT | 0x200,
125
3e648bc53bde Added a simple switch/tab widget (depends on existing EnumContent).
Diggory Hardy <diggory.hardy@gmail.com>
parents: 123
diff changeset
410 Switch = TAKES_CONTENT | 0x210,
121
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
411 }
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
412
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
413 // Only used for binarySearch algorithm generation; must be ordered by numerical values.
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
414 const char[][] WIDGETS = [
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
415 "FixedBlank",
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
416 "SizableBlank",
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
417 "Debug",
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
418 "TextLabel",
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
419 "addContent",
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
420 "PopupMenu",
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
421 "SubMenu",
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
422 "ContentLabel",
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
423 "DisplayContent",
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
424 "BoolContent",
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
425 "AStringContent",
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
426 "ButtonContent",
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
427 "MenuButtonContent",
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
428 "GridLayout",
123
d3b2cefd46c9 minSizeChange() allows run-time changes to widgets' minimal size (except for shrinking in a GridLayoutWidget).
Diggory Hardy <diggory.hardy@gmail.com>
parents: 121
diff changeset
429 "FloatingArea",
125
3e648bc53bde Added a simple switch/tab widget (depends on existing EnumContent).
Diggory Hardy <diggory.hardy@gmail.com>
parents: 123
diff changeset
430 "Switch",
121
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
431 "subMenuContent",
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
432 "ContentList",
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
433 "editContent",
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
434 "flatMenuContent"];
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
435
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
436 /* Generates a binary search algorithm for makeWidget. */
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
437 char[] binarySearch (char[] var, char[][] consts) {
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
438 if (consts.length > 3) {
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
439 return `if (`~var~` <= WIDGET_TYPE.`~consts[$/2 - 1]~`) {` ~
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
440 binarySearch (var, consts[0 .. $/2]) ~
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
441 `} else {` ~
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
442 binarySearch (var, consts[$/2 .. $]) ~
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
443 `}`;
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
444 } else {
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
445 char[] ret;
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
446 foreach (c; consts) {
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
447 ret ~= `if (` ~ var ~ ` == WIDGET_TYPE.` ~ c ~ `) {
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
448 debug (mdeWidgets) logger.trace ("Creating new `~c~`.");
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
449 if (!(WIDGET_TYPE.`~c~` & WIDGET_TYPE.SAFE_RECURSION))
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
450 parent.recursionCheck (id);
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
451 static if (WIDGET_TYPE.`~c~` & WIDGET_TYPE.FUNCTION)
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
452 return `~c~` (this, parent, id, data, content);
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
453 else static if (WIDGET_TYPE.`~c~` & WIDGET_TYPE.TAKES_CONTENT)
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
454 return new `~c~`Widget (this, parent, id, data, content);
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
455 else
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
456 return new `~c~`Widget (this, parent, id, data);
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
457 } else `;
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
458 }
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
459 ret = ret[0..$-6]; // remove last else
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
460 return ret;
108
c9fc2d303178 Added capability for border-less pop-up widgets. Simple pop-up menu.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 105
diff changeset
461 }
121
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
462 }
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
463
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
464 debug { // check items in WIDGETS are listed in order
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
465 char[] WIDGETS_check () {
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
466 char[] ret;
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
467 for (int i = WIDGETS.length-2; i > 0; --i) {
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
468 ret ~= "WIDGET_TYPE."~WIDGETS[i] ~" >= WIDGET_TYPE."~ WIDGETS[i+1];
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
469 if (i>1) ret ~= " || ";
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
470 }
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
471 return ret;
108
c9fc2d303178 Added capability for border-less pop-up widgets. Simple pop-up menu.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 105
diff changeset
472 }
121
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
parents: 117
diff changeset
473 mixin ("static if ("~WIDGETS_check~")
5b37d0400732 Widgets now receive and store their parent (IParentWidget). Infinite widget recursion checks. WidgetManager code redistributed.
Diggory Hardy <diggory.hardy@gmail.com>
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474 static assert (false, \"WIDGETS is not in order!\");");
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475 }
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476 }
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477 //END makeWidget metacode
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c9fc2d303178 Added capability for border-less pop-up widgets. Simple pop-up menu.
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478
99
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479 protected:
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480 // Dataset/design data:
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481 final char[] fileName;
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482 char[] defaultDesign; // The design specified in the file header.
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483 char[] rendName; // Name of renderer; for saving and creating renderers
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484
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485 // Loaded data, indexed by design name. May not be loaded for all gui designs:
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486 scope WidgetDataSet[char[]] data;
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487 private bool allLoaded = false; // applies to data
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488 WidgetDataSet curData; // Current data
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489 WidgetDataChanges changes; // Changes for the current design.
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490 scope mt.DataSet changesDS; // changes and sections from user file (used for saving)
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491 bool loadUserFile = true; // still need to load user file for saving?
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492
121
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493 IRenderer rend;
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494
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495 // Widgets:
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fe061009029d EnumContent; log level can be selected from a popup list.
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496 wdim w,h; // area available to the widgets
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497 wdim mw,mh; // minimal area required by widgets (ideally for limiting w,h)
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498 scope IChildWidget child; // The primary widget.
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1655693702fc Resolved ticket #4, allowing widgets to reload strings and recalculate sizes mid-run.
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499 uint setupN; // n to pass to IChildWidget.setup
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500
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501 struct ActivePopup {
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502 IChildWidget widget;
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503 IChildWidget parent;
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504 wdabs x,y;
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505 wdsize w,h;
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506 }
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507 ActivePopup[] popups; // Pop-up [menus] to draw. Last element is top popup.
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508 ActivePopup[] popupsMem; // allocated memory for popups
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509 // callbacks indexed by their frame pointers. Must support removal of elements in foreach:
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510 SortedMap!(void*,bool delegate(wdabs cx, wdabs cy, ubyte b, bool state)) clickCallbacks;
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511 SortedMap!(void*,void delegate(wdabs cx, wdabs cy)) motionCallbacks;
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512 IChildWidget keyFocus; // widget receiving keyboard input when non-null
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513 IChildWidget highlighted; // NOTE: in some ways should be same as keyFocus
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514
99
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515 Mutex mutex; // lock on methods for use outside the package.
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ea58f277f487 Gui reorganization and changes; partial implementation of floating widgets.
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516 }