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annotate mde/gui/widget/miscContent.d @ 166:55667d048c31

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Made content displayable while being dragged.
author Diggory Hardy <diggory.hardy@gmail.com>
date Sun, 21 Jun 2009 12:19:18 +0200
parents 24d77c52243f
children e45226d3deae
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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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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15
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16 /******************************************************************************
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17 * Some non-parent widgets for displaying or editing content.
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18 *
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19 * (There are other non-parent content widgets in TextWidget).
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20 *****************************************************************************/
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21 module mde.gui.widget.miscContent;
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22
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23 import mde.gui.widget.AChildWidget;
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24 import mde.content.AStringContent;
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25 import mde.gui.exception;
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27
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28 debug {
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29 import tango.util.log.Log : Log, Logger;
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30 private Logger logger;
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31 static this () {
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32 logger = Log.getLogger ("mde.gui.widget.miscContent");
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33 }
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34 }
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36 /// Editable boolean widget
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37 class BoolContentWidget : AButtonWidget
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38 {
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39 this (IWidgetManager mgr, IParentWidget parent, widgetID id, WidgetData, IContent c) {
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40 content_ = cast(BoolContent) c;
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41 if (content_ is null) throw new ContentException (this);
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42 super (mgr, parent, id);
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43 wdimPair s = mgr.renderer.getToggleSize;
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44 w = mw = s.x;
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45 h = mh = s.y;
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46 content_.addCallback (&contentRedraw);
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47 }
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49 override IContent content () {
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50 return content_;
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51 }
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52
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53 override bool dropContent (IContent content) {
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54 if (content_.set (content))
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55 return true;
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56 return parent.dropContent (content);
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57 }
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59 override void draw () {
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60 mgr.renderer.drawToggle (x,y, content_(), pushed);
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61 }
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63 override void activated () {
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64 content_ = !content_();
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65 }
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66
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67 protected:
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68 BoolContent content_;
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69 }
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71 /// A button connected to an EventContent
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72 class ButtonContentWidget : AButtonWidget
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73 {
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74 this (IWidgetManager mgr, IParentWidget parent, widgetID id, WidgetData, IContent c) {
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75 content_ = cast(Content) c;
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76 if (content_ is null) throw new ContentException (this);
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77 adapter = mgr.renderer.getAdapter ();
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78 super (mgr, parent, id);
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79 }
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81 override bool setup (uint n, uint flags) {
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82 if (!(flags & 3)) return false; // string or renderer (and possibly font) changed
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83 adapter.text = content_.toString(1);
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84 adapter.getDimensions (mw, mh);
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85 if (mw != w || mh != h) {
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86 w = mw;
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87 h = mh;
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88 }
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89 return true;
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90 }
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91
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92 override IContent content () {
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93 return content_;
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94 }
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95
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96 override int clickEvent (wdabs cx, wdabs cy, ubyte b, bool state) {
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97 // Also display if dragging
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98 return super.clickEvent (cx,cy, b, state) | 4;
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99 }
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100
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101 override bool dragRelease (wdabs cx, wdabs cy, IChildWidget widg) {
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102 super.dragRelease (cx, cy, widg);
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103 if (widg !is this) { // don't copy content to self
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104 widg.dropContent (content_);
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105 }
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106 return true;
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107 }
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108
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109 override void draw () {
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110 super.draw();
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111 adapter.draw (x,y);
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112 }
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113
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114 override void activated () {
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115 content_.endEvent;
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116 }
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117
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118 protected:
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119 IRenderer.TextAdapter adapter;
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120 Content content_;
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121 int index;
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122 }
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123
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124 /// Display a double in a progress bar/slider. Non-editable.
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125 class SliderContentWidget : AChildWidget
125
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126 {
143
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127 this (IWidgetManager mgr, IParentWidget parent, widgetID id, WidgetData, IContent c) {
146
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128 content_ = cast(DoubleContent) c;
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129 if (content_ is null) throw new ContentException (this);
125
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130 super (mgr, parent, id);
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131 wdimPair s = mgr.renderer.getSliderSize;
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132 w = mw = s.x;
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133 h = mh = s.y;
148
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134 content_.addCallback (&contentRedraw);
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135 }
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136
146
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137 override IContent content () {
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138 return content_;
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139 }
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140
125
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141 override bool isWSizable () {
143
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142 return true;
128
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143 }
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144
125
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145 override void draw () {
146
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146 mgr.renderer.drawSlider (x,y, w, content_());
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147 }
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148
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149 protected:
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150 DoubleContent content_;
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151 }
143
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152