annotate test/dw_links2.cc @ 677:b6ef23efdac7

always use shaded colors This makes things much simpler and improves sharing of colors. If computing two more shades really proves to be a performance issue, we can shade on demand without exposing this optimization to the interface.
author Johannes Hofmann <Johannes.Hofmann@gmx.de>
date Thu, 11 Dec 2008 23:31:03 +0100
parents e5955ab8dafb
children d7dbd3dcfa38
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, write to the Free Software
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18 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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19 */
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20
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21
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22
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23 #include <fltk/Window.h>
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24 #include <fltk/run.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 Widget::LinkReceiver
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37 {
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38 bool enter (Widget *widget, int link, int x, int y);
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39 bool press (Widget *widget, int link, int x, int y, EventButton *event);
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40 bool release (Widget *widget, int link, int x, int y, EventButton *event);
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41 bool click (Widget *widget, int link, int x, int y, EventButton *event);
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42 };
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43
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44 bool LinkTestReceiver::enter (Widget *widget, int link, int x, int y)
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45 {
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46 printf ("enter: %d\n", link);
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47 return true;
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48 }
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49
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50 bool LinkTestReceiver::press (Widget *widget, int link, int x, int y,
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51 EventButton *event)
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52 {
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53 printf ("press: %d\n", link);
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54 return true;
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55 }
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56
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57 bool LinkTestReceiver::release (Widget *widget, int link, int x, int y,
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58 EventButton *event)
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59 {
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60 printf ("release: %d\n", link);
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61 return true;
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62 }
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63
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64 bool LinkTestReceiver::click (Widget *widget, int link, int x, int y,
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65 EventButton *event)
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66 {
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67 printf ("click: %d\n", link);
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68 return true;
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69 }
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70
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71 int main(int argc, char **argv)
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72 {
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73 int MainIdx;
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74 int ww = 200, wh = 300, lh = 24;
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75
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76 FltkPlatform *platform = new FltkPlatform ();
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77 Layout *layout = new Layout (platform);
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78
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79 ::fltk::Window *window = new ::fltk::Window(200, 300, "Dw Links");
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80 window->begin();
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81 ::fltk::Widget *Panel = new ::fltk::Widget(0, 0, ww, lh, "CONTROL PANEL");
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82
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83 Panel->color(::fltk::GRAY15);
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84 Panel->labelcolor(::fltk::WHITE);
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85 ::fltk::Widget *Main =
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86 new ::fltk::Widget(0, lh, ww, wh - 2*lh, "MAIN RENDERING AREA");
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87 Main->color(::fltk::GRAY20);
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88 Main->labelcolor(::fltk::WHITE);
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89 MainIdx = window->find(Main);
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90 /* status bar */
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91 ::fltk::Widget *Bar =
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92 new ::fltk::Widget(0, wh - lh, 200, lh, "STATUS BAR...");
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93 Bar->color(::fltk::GRAY15);
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94 Bar->labelcolor(::fltk::WHITE);
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95
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96 window->resizable(Main);
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97 window->end();
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98
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99 //
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100 // Create the main Dw and add some text there.
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101 //
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102 window->remove(MainIdx);
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103 window->begin();
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104
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105 FltkViewport *viewport = new FltkViewport (0, lh, ww, wh - 2*lh);
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106 layout->attachView (viewport);
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107
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108 window->end();
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109
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110
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111 StyleAttrs styleAttrs;
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112 styleAttrs.initValues ();
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113 styleAttrs.margin.setVal (5);
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114
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115 FontAttrs fontAttrs;
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116 fontAttrs.name = "Bitstream Charter";
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117 fontAttrs.size = 14;
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118 fontAttrs.weight = 400;
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119 fontAttrs.style = FONT_STYLE_NORMAL;
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120 styleAttrs.font = Font::create (layout, &fontAttrs);
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121
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122 styleAttrs.color = Color::create (layout, 0x000000);
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123 styleAttrs.backgroundColor = Color::create (layout, 0xffffff);
347
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124
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125 Style *widgetStyle = Style::create (layout, &styleAttrs);
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126
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127 Textblock *textblock = new Textblock (false);
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128 textblock->setStyle (widgetStyle);
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129 layout->setWidget (textblock);
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130
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131 textblock->connectLink (new LinkTestReceiver ());
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132
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133 widgetStyle->unref();
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134
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135 styleAttrs.margin.setVal (0);
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136 styleAttrs.backgroundColor = NULL;
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137 styleAttrs.cursor = CURSOR_TEXT;
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138
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139 Style *wordStyle = Style::create (layout, &styleAttrs);
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140
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141 styleAttrs.color = Color::create (layout, 0x0000ff);
347
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142 styleAttrs.textDecoration = TEXT_DECORATION_UNDERLINE;
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143 styleAttrs.cursor = CURSOR_POINTER;
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144
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145 for(int i = 1; i <= 30; i++) {
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146 char buf[4];
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147 sprintf(buf, "%d.", i);
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148
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149 const char *words1[] = {
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150 "This", "is", "the", buf, "paragraph.",
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151 "Here", "comes", "some", "more", "text",
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152 "to", "demonstrate", "word", "wrapping.",
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153 NULL };
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154 const char *words2[] = {
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155 "Click", "here", "for", "more..", NULL };
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156
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157 for(int j = 0; words1[j]; j++) {
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158 textblock->addText (words1[j], wordStyle);
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159 textblock->addSpace(wordStyle);
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160 }
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161
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162 styleAttrs.x_link = i;
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163 Style *linkStyle = Style::create (layout, &styleAttrs);
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164
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165 for(int j = 0; words2[j]; j++) {
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166 textblock->addText (words2[j], linkStyle);
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167 textblock->addSpace(wordStyle);
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168 }
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169
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170 linkStyle->unref ();
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171
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172 textblock->addParbreak(10, wordStyle);
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173 }
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174
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175 wordStyle->unref();
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176
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177 textblock->flush ();
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178
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179 window->resizable(viewport);
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180 window->show();
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181 int errorCode = ::fltk::run();
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182
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183 delete layout;
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184
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185 return errorCode;
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186 }