annotate test/dw_links.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
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25 #include "../dw/core.hh"
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26 #include "../dw/fltkcore.hh"
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27 #include "../dw/fltkviewport.hh"
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28 #include "../dw/textblock.hh"
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29
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30 using namespace dw;
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31 using namespace dw::core;
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32 using namespace dw::core::style;
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33 using namespace dw::fltk;
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34
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35 class LinkTestReceiver: public Layout::LinkReceiver
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36 {
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37 bool enter (Widget *widget, int link, int img, int x, int y);
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38 bool press (Widget *widget, int link, int img, int x, int y,
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39 EventButton *event);
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40 bool release (Widget *widget, int link, int img, int x, int y,
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41 EventButton *event);
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42 bool click (Widget *widget, int link, int img,
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43 int x, int y, EventButton *event);
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44 };
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45
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46 bool LinkTestReceiver::enter (Widget *widget, int link, int img, int x, int y)
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47 {
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48 printf ("enter: %d\n", link);
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49 return true;
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50 }
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51
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52 bool LinkTestReceiver::press (Widget *widget, int link, int img, int x, int y,
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53 EventButton *event)
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54 {
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55 printf ("press: %d\n", link);
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56 return true;
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57 }
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58
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59 bool LinkTestReceiver::release (Widget *widget, int link, int img, int x,int y,
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60 EventButton *event)
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61 {
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62 printf ("release: %d\n", link);
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63 return true;
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64 }
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65
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66 bool LinkTestReceiver::click (Widget *widget, int link, int img, int x, int y,
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67 EventButton *event)
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68 {
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69 printf ("click: %d\n", link);
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70 return true;
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71 }
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72
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73 int main(int argc, char **argv)
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74 {
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75 LinkTestReceiver linkTestReceiver;
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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 Fl_Window *window = new Fl_Window(200, 300, "Dw Links");
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80 window->box(FL_NO_BOX);
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81 window->begin();
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82
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83 FltkViewport *viewport = new FltkViewport (0, 0, 200, 300);
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84 layout->attachView (viewport);
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85
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86 StyleAttrs styleAttrs;
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87 styleAttrs.initValues ();
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88 styleAttrs.margin.setVal (5);
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89
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90 FontAttrs fontAttrs;
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91 fontAttrs.name = "Bitstream Charter";
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92 fontAttrs.size = 14;
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93 fontAttrs.weight = 400;
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94 fontAttrs.style = FONT_STYLE_NORMAL;
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95 fontAttrs.letterSpacing = 0;
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96 styleAttrs.font = dw::core::style::Font::create (layout, &fontAttrs);
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97
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98 styleAttrs.color = Color::create (layout, 0x000000);
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99 styleAttrs.backgroundColor = Color::create (layout, 0xffffff);
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100
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101 Style *widgetStyle = Style::create (layout, &styleAttrs);
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102
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103 Textblock *textblock = new Textblock (false);
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104 textblock->setStyle (widgetStyle);
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105 layout->setWidget (textblock);
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106
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107 layout->connectLink (&linkTestReceiver);
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108
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109 widgetStyle->unref();
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110
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111 styleAttrs.margin.setVal (0);
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112 styleAttrs.backgroundColor = NULL;
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113 styleAttrs.cursor = CURSOR_TEXT;
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114
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115 Style *wordStyle = Style::create (layout, &styleAttrs);
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116
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117 styleAttrs.color = Color::create (layout, 0x0000ff);
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118 styleAttrs.textDecoration = TEXT_DECORATION_UNDERLINE;
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119 styleAttrs.cursor = CURSOR_POINTER;
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120
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121 for(int i = 1; i <= 10; i++) {
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122 char buf[4];
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123 sprintf(buf, "%d.", i);
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124
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125 const char *words1[] = {
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126 "This", "is", "the", buf, "paragraph.",
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127 "Here", "comes", "some", "more", "text",
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128 "to", "demonstrate", "word", "wrapping.",
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129 NULL };
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130 const char *words2[] = {
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131 "Click", "here", "for", "more..", NULL };
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132
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133 for(int j = 0; words1[j]; j++) {
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134 textblock->addText(words1[j], wordStyle);
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135 textblock->addSpace(wordStyle);
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136 }
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137
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138 styleAttrs.x_link = i;
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139 Style *linkStyle = Style::create (layout, &styleAttrs);
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140
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141 for(int j = 0; words2[j]; j++) {
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142 textblock->addText(words2[j], linkStyle);
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143 textblock->addSpace(wordStyle);
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144 }
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145
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146 linkStyle->unref ();
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147
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148 textblock->addParbreak(10, wordStyle);
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149 }
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150
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151 wordStyle->unref();
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152
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153 textblock->flush ();
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154
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155 window->resizable(viewport);
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156 window->show();
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157 int errorCode = Fl::run();
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158
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159 delete layout;
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160
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161 return errorCode;
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162 }