annotate test/dw_links2.cc @ 2012:bfb8bc9ddf62

Avoid lots of flicker while resizing the window (when "buffered_drawing" is set to 0 or 1)
author Jorge Arellano Cid <jcid@dillo.org>
date Fri, 13 May 2011 14:14:43 -0400
parents 553e63661ec1
children 8cf59505bd0a
rev   line source
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1 /*
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2 * Dillo Widget
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3 *
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4 * Copyright 2005-2007 Sebastian Geerken <sgeerken@dillo.org>
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5 *
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6 * This program is free software; you can redistribute it and/or modify
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7 * it under the terms of the GNU General Public License as published by
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8 * the Free Software Foundation; either version 3 of the License, or
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9 * (at your option) any later version.
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10 *
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11 * This program is distributed in the hope that it will be useful,
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12 * but WITHOUT ANY WARRANTY; without even the implied warranty of
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13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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14 * GNU General Public License for more details.
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15 *
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16 * You should have received a copy of the GNU General Public License
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17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
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18 */
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19
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20
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21
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22 #include <FL/Fl.H>
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23 #include <FL/Fl_Window.H>
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24 #include <FL/Fl_Box.H>
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25
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26 #include "../dw/core.hh"
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27 #include "../dw/fltkcore.hh"
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28 #include "../dw/fltkviewport.hh"
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29 #include "../dw/textblock.hh"
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30
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31 using namespace dw;
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32 using namespace dw::core;
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33 using namespace dw::core::style;
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34 using namespace dw::fltk;
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35
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36 class LinkTestReceiver: public Layout::LinkReceiver
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37 {
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38 bool enter (Widget *widget, int link, int img, int x, int y);
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39 bool press (Widget *widget, int link, int img, int x, int y,
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40 EventButton *event);
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41 bool release (Widget *widget, int link, int img, int x, int y,
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42 EventButton *event);
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43 bool click (Widget *widget, int link, int img, int x, int y,
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44 EventButton *event);
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45 };
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46
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47 bool LinkTestReceiver::enter (Widget *widget, int link, int img, int x, int y)
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48 {
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49 printf ("enter: %d\n", link);
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50 return true;
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51 }
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52
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53 bool LinkTestReceiver::press (Widget *widget, int link, int img, int x, int y,
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54 EventButton *event)
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55 {
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56 printf ("press: %d\n", link);
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57 return true;
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58 }
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59
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60 bool LinkTestReceiver::release (Widget *widget, int link, int img, int x,int y,
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61 EventButton *event)
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62 {
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63 printf ("release: %d\n", link);
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64 return true;
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65 }
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66
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67 bool LinkTestReceiver::click (Widget *widget, int link, int img, int x, int y,
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68 EventButton *event)
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69 {
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70 printf ("click: %d\n", link);
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71 return true;
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72 }
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73
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74 int main(int argc, char **argv)
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75 {
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76 int MainIdx;
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77 int ww = 200, wh = 300, lh = 24;
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78
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79 FltkPlatform *platform = new FltkPlatform ();
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80 Layout *layout = new Layout (platform);
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81
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82 Fl_Window *window = new Fl_Window(200, 300, "Dw Links2");
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83 window->box(FL_NO_BOX);
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84 window->begin();
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85 Fl_Widget *Panel = new Fl_Box(0, 0, ww, lh, "CONTROL PANEL");
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86
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87 Panel->color(FL_GRAY_RAMP + 3);
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88 Panel->labelcolor(FL_WHITE);
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89 Panel->box(FL_FLAT_BOX);
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90 Fl_Widget *Main = new Fl_Box(0, lh, ww, wh - 2*lh, "MAIN RENDERING AREA");
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91 Main->color(FL_GRAY_RAMP + 4);
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92 Main->labelcolor(FL_WHITE);
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93 MainIdx = window->find(Main);
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94 /* status bar */
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95 Fl_Widget *Bar = new Fl_Box(0, wh - lh, 200, lh, "STATUS BAR...");
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96 Bar->color(FL_GRAY_RAMP + 3);
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97 Bar->labelcolor(FL_WHITE);
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98 Bar->box(FL_FLAT_BOX);
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99
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100 window->resizable(Main);
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101 window->end();
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102
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103 //
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104 // Create the main Dw and add some text there.
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105 //
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106 window->remove(MainIdx);
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107 window->begin();
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108
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109 FltkViewport *viewport = new FltkViewport (0, lh, ww, wh - 2*lh);
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110 layout->attachView (viewport);
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111
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112 window->end();
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113
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114
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115 StyleAttrs styleAttrs;
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116 styleAttrs.initValues ();
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117 styleAttrs.margin.setVal (5);
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118
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119 FontAttrs fontAttrs;
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120 fontAttrs.name = "Bitstream Charter";
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121 fontAttrs.size = 14;
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122 fontAttrs.weight = 400;
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123 fontAttrs.style = FONT_STYLE_NORMAL;
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124 fontAttrs.letterSpacing = 0;
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125 styleAttrs.font = dw::core::style::Font::create (layout, &fontAttrs);
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126
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127 styleAttrs.color = Color::create (layout, 0x000000);
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128 styleAttrs.backgroundColor = Color::create (layout, 0xffffff);
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129
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130 Style *widgetStyle = Style::create (layout, &styleAttrs);
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131
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132 Textblock *textblock = new Textblock (false);
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133 textblock->setStyle (widgetStyle);
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134 layout->setWidget (textblock);
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135
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136 layout->connectLink (new LinkTestReceiver ());
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137
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138 widgetStyle->unref();
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139
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140 styleAttrs.margin.setVal (0);
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141 styleAttrs.backgroundColor = NULL;
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142 styleAttrs.cursor = CURSOR_TEXT;
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143
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144 Style *wordStyle = Style::create (layout, &styleAttrs);
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145
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146 styleAttrs.color = Color::create (layout, 0x0000ff);
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147 styleAttrs.textDecoration = TEXT_DECORATION_UNDERLINE;
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148 styleAttrs.cursor = CURSOR_POINTER;
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149
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150 for(int i = 1; i <= 30; i++) {
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151 char buf[4];
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152 sprintf(buf, "%d.", i);
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153
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154 const char *words1[] = {
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155 "This", "is", "the", buf, "paragraph.",
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156 "Here", "comes", "some", "more", "text",
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157 "to", "demonstrate", "word", "wrapping.",
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158 NULL };
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159 const char *words2[] = {
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160 "Click", "here", "for", "more..", NULL };
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161
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162 for(int j = 0; words1[j]; j++) {
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163 textblock->addText (words1[j], wordStyle);
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164 textblock->addSpace(wordStyle);
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165 }
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166
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167 styleAttrs.x_link = i;
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168 Style *linkStyle = Style::create (layout, &styleAttrs);
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169
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jcid
parents:
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170 for(int j = 0; words2[j]; j++) {
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171 textblock->addText (words2[j], linkStyle);
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172 textblock->addSpace(wordStyle);
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173 }
1326
02ef25700865 trim some spaces
corvid <corvid@lavabit.com>
parents: 1314
diff changeset
174
347
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175 linkStyle->unref ();
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176
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177 textblock->addParbreak(10, wordStyle);
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178 }
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179
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180 wordStyle->unref();
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181
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182 textblock->flush ();
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183
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184 window->resizable(viewport);
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185 window->show();
1832
corvid <corvid@lavabit.com>
parents: 1462
diff changeset
186 int errorCode = Fl::run();
347
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187
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188 delete layout;
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189
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190 return errorCode;
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191 }