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<div id="projectname">libyui-gtk
 <span id="projectnumber">2.44.5</span>
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<div class="title">ygtklinklabel.c</div> </div>
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<div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/********************************************************************</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * YaST2-GTK - http://en.opensuse.org/YaST2-GTK *</span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> ********************************************************************/</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> </div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">/* YGtkLinkLabel container */</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment">// check the header file for information about this container</span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> </div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="preprocessor">#include <yui/Libyui_config.h></span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="preprocessor">#include <math.h></span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="preprocessor">#include <gtk/gtk.h></span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#include "ygtklinklabel.h"</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> </div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="keyword">static</span> guint link_clicked_signal;</div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> </div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> G_DEFINE_TYPE (<a class="code" href="struct__YGtkLinkLabel.html">YGtkLinkLabel</a>, ygtk_link_label, GTK_TYPE_WIDGET)</div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> </div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> static <span class="keywordtype">void</span> ygtk_link_label_init (<a class="code" href="struct__YGtkLinkLabel.html">YGtkLinkLabel</a> *label)</div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> {</div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>  gtk_widget_set_has_window(GTK_WIDGET(label), FALSE);</div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> }</div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> </div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="keyword">static</span> <span class="keywordtype">void</span> ygtk_link_label_realize (GtkWidget *widget)</div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> {</div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>  GTK_WIDGET_CLASS (ygtk_link_label_parent_class)->realize (widget);</div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span>  GdkWindowAttr attributes;</div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span>  GtkAllocation alloc;</div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span>  gtk_widget_get_allocation(widget, &alloc);</div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span>  attributes.x = alloc.x;</div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  attributes.y = alloc.y;</div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  attributes.width = alloc.width;</div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  attributes.height = alloc.height;</div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  attributes.window_type = GDK_WINDOW_CHILD;</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  attributes.wclass = GDK_INPUT_OUTPUT;</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  attributes.event_mask = gtk_widget_get_events (widget) |</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span>  GDK_EXPOSURE_MASK | GDK_BUTTON_PRESS_MASK;</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span>  gint attributes_mask = GDK_WA_X | GDK_WA_Y | GDK_WA_CURSOR;</div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span>  attributes.cursor = gdk_cursor_new_for_display (</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>  gtk_widget_get_display (widget), GDK_HAND2);</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> </div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span>  <a class="code" href="struct__YGtkLinkLabel.html">YGtkLinkLabel</a> *label = YGTK_LINK_LABEL (widget);</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span>  label->link_window = gdk_window_new (gtk_widget_get_window(widget), &attributes, attributes_mask);</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span>  gdk_window_set_user_data (label->link_window, widget);</div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span>  GdkRGBA white = { 1, 1, 1, 1 };</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  gdk_window_set_background_rgba(label->link_window, &white);</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span>  g_object_unref (G_OBJECT(attributes.cursor));</div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> }</div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> </div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="keyword">static</span> <span class="keywordtype">void</span> ygtk_link_label_unrealize (GtkWidget *widget)</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> {</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <a class="code" href="struct__YGtkLinkLabel.html">YGtkLinkLabel</a> *label = YGTK_LINK_LABEL (widget);</div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="keywordflow">if</span> (label->link_window) {</div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  gdk_window_set_user_data (label->link_window, NULL);</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>  gdk_window_destroy (label->link_window);</div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  label->link_window = NULL;</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  }</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  GTK_WIDGET_CLASS (ygtk_link_label_parent_class)->unrealize (widget);</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> }</div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> </div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="keyword">static</span> <span class="keywordtype">void</span> ygtk_link_label_map (GtkWidget *widget)</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> {</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="comment">// "more" hides on unmap and for some reason showing it clears the</span></div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="comment">// text...</span></div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  gtk_widget_queue_resize (widget);</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  GTK_WIDGET_CLASS (ygtk_link_label_parent_class)->map (widget);</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> }</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> </div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="keyword">static</span> <span class="keywordtype">void</span> ygtk_link_label_clear_layout (<a class="code" href="struct__YGtkLinkLabel.html">YGtkLinkLabel</a> *label)</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> {</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  <span class="keywordflow">if</span> (label->layout) {</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  g_object_unref (label->layout);</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  label->layout = NULL;</div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  }</div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  <span class="keywordflow">if</span> (label->link_layout) {</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  g_object_unref (label->link_layout);</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  label->link_layout = NULL;</div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  }</div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> }</div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span> </div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="keyword">static</span> <span class="keywordtype">void</span> ygtk_link_label_ensure_layout (<a class="code" href="struct__YGtkLinkLabel.html">YGtkLinkLabel</a> *label)</div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> {</div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  GtkWidget *widget = GTK_WIDGET (label);</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  <span class="keywordflow">if</span> (!label->layout) {</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  label->layout = gtk_widget_create_pango_layout (widget, label->text);</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  pango_layout_set_single_paragraph_mode (label->layout, TRUE);</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  pango_layout_set_ellipsize (label->layout, PANGO_ELLIPSIZE_END);</div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span>  }</div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span>  <span class="keywordflow">if</span> (!label->link_layout) {</div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  label->link_layout = gtk_widget_create_pango_layout (widget, label->link);</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  PangoAttrList *attrbs = pango_attr_list_new();</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  pango_attr_list_insert (attrbs, pango_attr_underline_new (PANGO_UNDERLINE_SINGLE));</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  pango_attr_list_insert (attrbs, pango_attr_foreground_new (0, 0, 0xffff));</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  pango_layout_set_attributes (label->link_layout, attrbs);</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  pango_attr_list_unref (attrbs);</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  }</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> }</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span> </div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="keyword">static</span> <span class="keywordtype">void</span> ygtk_link_label_finalize (GObject *<span class="keywordtype">object</span>)</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span> {</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  <a class="code" href="struct__YGtkLinkLabel.html">YGtkLinkLabel</a> *label = YGTK_LINK_LABEL (<span class="keywordtype">object</span>);</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  g_free (label->text);</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  g_free (label->link);</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  ygtk_link_label_clear_layout (label);</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  G_OBJECT_CLASS (ygtk_link_label_parent_class)->finalize (<span class="keywordtype">object</span>);</div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> }</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span> </div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="keyword">static</span> <span class="keywordtype">void</span> ygtk_link_label_size_request (GtkWidget *widget,</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  GtkRequisition *requisition)</div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span> {</div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  <a class="code" href="struct__YGtkLinkLabel.html">YGtkLinkLabel</a> *label = YGTK_LINK_LABEL (widget);</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  ygtk_link_label_ensure_layout (label);</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  requisition->width = requisition->height = 0;</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>  GtkStyleContext *style_ctx;</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  PangoFontDescription *font_desc;</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  style_ctx = gtk_widget_get_style_context(widget);</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="comment">// if (label->text && *label->text)</span></div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  {</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  PangoContext *context;</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  PangoFontMetrics *metrics;</div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  gint ascent, descent;</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  context = pango_layout_get_context (label->layout);</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span>  gtk_style_context_get (style_ctx, GTK_STATE_FLAG_NORMAL, <span class="stringliteral">"font"</span>, &font_desc, NULL);</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span>  metrics = pango_context_get_metrics (context, font_desc,</div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  pango_context_get_language (context));</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span>  ascent = pango_font_metrics_get_ascent (metrics);</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  descent = pango_font_metrics_get_descent (metrics);</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>  pango_font_metrics_unref (metrics);</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  requisition->height = PANGO_PIXELS (ascent + descent);</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  }</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span> }</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span> </div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span> <span class="keyword">static</span> <span class="keywordtype">void</span></div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span> ygtk_link_label_get_preferred_width (GtkWidget *widget,</div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  gint *minimal_width,</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  gint *natural_width)</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span> {</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  GtkRequisition requisition;</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  ygtk_link_label_size_request (widget, &requisition);</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span>  *minimal_width = *natural_width = requisition.width;</div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span> }</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span> </div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span> <span class="keyword">static</span> <span class="keywordtype">void</span></div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span> ygtk_link_label_get_preferred_height (GtkWidget *widget,</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  gint *minimal_height,</div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  gint *natural_height)</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span> {</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  GtkRequisition requisition;</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  ygtk_link_label_size_request (widget, &requisition);</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  *minimal_height = *natural_height = requisition.height;</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span> }</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span> </div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span> <span class="preprocessor">#define SPACING 4</span></div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span> </div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <span class="keyword">static</span> <span class="keywordtype">void</span> ygtk_link_label_size_allocate (GtkWidget *widget, GtkAllocation *allocation)</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span> {</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  GTK_WIDGET_CLASS (ygtk_link_label_parent_class)->size_allocate (widget, allocation);</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  <a class="code" href="struct__YGtkLinkLabel.html">YGtkLinkLabel</a> *label = YGTK_LINK_LABEL (widget);</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> </div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  gint width = allocation->width * PANGO_SCALE;</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  PangoRectangle logical;</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  pango_layout_set_width (label->layout, -1);</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  pango_layout_get_extents (label->layout, NULL, &logical);</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keywordflow">if</span> (label->link_window) {</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  <span class="keywordflow">if</span> (*label->text && (logical.width > width || label->link_always_visible)) {</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  PangoRectangle link_logical;</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  pango_layout_get_extents (label->link_layout, NULL, &link_logical);</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span>  gint link_width = link_logical.width / PANGO_SCALE;</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span>  gint x;</div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span>  width = width - link_logical.width - SPACING*PANGO_SCALE;</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>  <span class="keywordflow">if</span> (logical.width < width && label->link_always_visible)</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  x = allocation->x + logical.width/PANGO_SCALE + SPACING;</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  x = allocation->x + (allocation->width - link_width);</div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  <span class="keywordflow">if</span> (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL)</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  x = (2*allocation->x + allocation->width) - (x + link_width);</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  gdk_window_move_resize (label->link_window, x,</div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  allocation->y, link_width, allocation->height);</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="keywordflow">if</span> (logical.width > width)</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  pango_layout_set_width (label->layout, width);</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  gdk_window_show (label->link_window);</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  }</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  gdk_window_hide (label->link_window);</div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span>  }</div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> }</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span> </div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span> <span class="keyword">static</span> gboolean ygtk_link_label_on_draw (GtkWidget *widget, cairo_t *cr)</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span> {</div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span>  <a class="code" href="struct__YGtkLinkLabel.html">YGtkLinkLabel</a> *label = YGTK_LINK_LABEL (widget);</div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  ygtk_link_label_ensure_layout (label);</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span> </div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  GtkStyleContext *style = gtk_widget_get_style_context(widget);</div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  <span class="keywordflow">if</span> (gtk_cairo_should_draw_window(cr, gtk_widget_get_window(widget))) {</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  gint x = 0;</div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  gint width = gtk_widget_get_allocated_width (widget);</div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="keywordflow">if</span> (gtk_widget_get_direction (widget) == GTK_TEXT_DIR_RTL) {</div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  PangoRectangle extent;</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  pango_layout_get_extents (label->layout, NULL, &extent);</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  x = width - extent.width/PANGO_SCALE;</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  }</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  gtk_render_layout (style, cr, x, 0, label->layout);</div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span>  }</div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span> </div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span>  <span class="keywordflow">if</span> (gtk_cairo_should_draw_window(cr, label->link_window)) {</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  gtk_cairo_transform_to_window (cr, widget, label->link_window);</div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  gtk_render_layout (style, cr, 0, 0, label->link_layout);</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  }</div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>  <span class="keywordflow">return</span> FALSE;</div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span> }</div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span> </div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span> <span class="keyword">static</span> gboolean ygtk_link_label_button_press_event (GtkWidget *widget, GdkEventButton *event)</div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span> {</div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  g_signal_emit (widget, link_clicked_signal, 0, NULL);</div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  <span class="keywordflow">return</span> TRUE;</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span> }</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span> </div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span> <span class="keywordtype">void</span> ygtk_link_label_set_text (<a class="code" href="struct__YGtkLinkLabel.html">YGtkLinkLabel</a> *label,</div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  <span class="keyword">const</span> gchar *text, <span class="keyword">const</span> gchar *link, gboolean link_always_visible)</div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span> {</div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  g_free (label->text);</div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span>  label->text = g_strdup (text);</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span>  <span class="keywordflow">if</span> (link) {</div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span>  g_free (label->link);</div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span>  label->link = g_strdup (link);</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  }</div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  label->link_always_visible = link_always_visible;</div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  ygtk_link_label_clear_layout (label);</div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span>  gtk_widget_queue_resize (GTK_WIDGET (label));</div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span> }</div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span> </div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span> GtkWidget *ygtk_link_label_new (<span class="keyword">const</span> gchar *text, <span class="keyword">const</span> gchar *link)</div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span> {</div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <a class="code" href="struct__YGtkLinkLabel.html">YGtkLinkLabel</a> *label = g_object_new (YGTK_TYPE_LINK_LABEL, NULL);</div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  ygtk_link_label_set_text (label, text, link, TRUE);</div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="keywordflow">return</span> (GtkWidget *) label;</div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span> }</div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span> </div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span> <span class="keyword">static</span> <span class="keywordtype">void</span> ygtk_link_label_class_init (<a class="code" href="struct__YGtkLinkLabelClass.html">YGtkLinkLabelClass</a> *klass)</div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span> {</div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  ygtk_link_label_parent_class = g_type_class_peek_parent (klass);</div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span> </div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);</div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  widget_class->realize = ygtk_link_label_realize;</div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  widget_class->unrealize = ygtk_link_label_unrealize;</div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span>  widget_class->map = ygtk_link_label_map;</div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span> </div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  widget_class->get_preferred_height = ygtk_link_label_get_preferred_height;</div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  widget_class->get_preferred_width = ygtk_link_label_get_preferred_width;</div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span> </div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  widget_class->size_allocate = ygtk_link_label_size_allocate;</div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  widget_class->draw = ygtk_link_label_on_draw;</div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  widget_class->button_press_event = ygtk_link_label_button_press_event;</div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span> </div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span>  GObjectClass *gobject_class = G_OBJECT_CLASS (klass);</div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  gobject_class->finalize = ygtk_link_label_finalize;</div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span> </div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  link_clicked_signal = g_signal_new (<span class="stringliteral">"link-clicked"</span>,</div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  G_TYPE_FROM_CLASS (G_OBJECT_CLASS (klass)), G_SIGNAL_RUN_LAST,</div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span>  G_STRUCT_OFFSET (<a class="code" href="struct__YGtkLinkLabelClass.html">YGtkLinkLabelClass</a>, link_clicked), NULL, NULL,</div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span>  g_cclosure_marshal_VOID__VOID, G_TYPE_NONE, 0);</div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span> }</div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span> </div>
<div class="ttc" id="struct__YGtkLinkLabelClass_html"><div class="ttname"><a href="struct__YGtkLinkLabelClass.html">_YGtkLinkLabelClass</a></div><div class="ttdef"><b>Definition:</b> <a href="ygtklinklabel_8h_source.html#l00043">ygtklinklabel.h:43</a></div></div>
<div class="ttc" id="struct__YGtkLinkLabel_html"><div class="ttname"><a href="struct__YGtkLinkLabel.html">_YGtkLinkLabel</a></div><div class="ttdef"><b>Definition:</b> <a href="ygtklinklabel_8h_source.html#l00033">ygtklinklabel.h:33</a></div></div>
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