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<title>libyui-gtk: /builddir/build/BUILD/libyui-gtk-libyui-gtk-master-2.43.7/src/ygtktreeview.c Source File</title>
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<div id="projectname">libyui-gtk
 <span id="projectnumber">2.43.7</span>
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<div class="title">ygtktreeview.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> <span class="comment">/* YGtkTreeView widget */</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">// check the header file for information about this widget</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> </div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment">/*</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> Textdomain "gtk"</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> </div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="preprocessor">#include <yui/Libyui_config.h></span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="preprocessor">#include "ygtktreeview.h"</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="preprocessor">#include <gtk/gtk.h></span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="preprocessor">#define YGI18N_C</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="preprocessor"></span><span class="preprocessor">#include "YGi18n.h"</span></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> <span class="keyword">extern</span> <span class="keywordtype">char</span> *ygutils_mapKBAccel (<span class="keyword">const</span> <span class="keywordtype">char</span> *src);</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> <span class="keyword">static</span> guint right_click_signal = 0;</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> G_DEFINE_TYPE (<a class="code" href="struct__YGtkTreeView.html">YGtkTreeView</a>, ygtk_tree_view, GTK_TYPE_TREE_VIEW)</div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> </div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> static <span class="keywordtype">void</span> ygtk_tree_view_init (<a class="code" href="struct__YGtkTreeView.html">YGtkTreeView</a> *view)</div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span> {</div>
<div class="line"><a name="l00025"></a><span class="lineno"> 25</span> }</div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> </div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="keyword">static</span> <span class="keywordtype">void</span> ygtk_tree_view_finalize (GObject *<span class="keywordtype">object</span>)</div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> {</div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span>  <a class="code" href="struct__YGtkTreeView.html">YGtkTreeView</a> *view = YGTK_TREE_VIEW (<span class="keywordtype">object</span>);</div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span>  <span class="keywordflow">if</span> (view->empty_text) {</div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span>  g_free (view->empty_text);</div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span>  view->empty_text = NULL;</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>  }</div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span>  G_OBJECT_CLASS (ygtk_tree_view_parent_class)->finalize (<span class="keywordtype">object</span>);</div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> }</div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> </div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="keyword">static</span> <span class="keywordtype">void</span> _gtk_widget_destroy (gpointer widget)</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> { gtk_widget_destroy (GTK_WIDGET (widget)); }</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> <span class="keyword">static</span> guint32 _popup_time = 0;</div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="keyword">static</span> gint _popup_x = 0, _popup_y = 0;</div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> </div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="keyword">static</span> <span class="keywordtype">void</span> _ygtk_tree_view_menu_position_func (</div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span>  GtkMenu *menu, gint *x, gint *y, gboolean *push_in, gpointer user_data)</div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> { *x = _popup_x; *y = _popup_y; }</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> <span class="keywordtype">void</span> ygtk_tree_view_popup_menu (<a class="code" href="struct__YGtkTreeView.html">YGtkTreeView</a> *view, GtkWidget *menu)</div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> {</div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  GtkWidget *widget = GTK_WIDGET (view);</div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>  <span class="comment">// popup hack -- we can't destroy the menu at hide because it may not have</span></div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="comment">// emitted signals yet -- destroy it when replaced or the widget destroyed</span></div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  g_object_set_data_full (G_OBJECT (view), <span class="stringliteral">"popup"</span>, menu, _gtk_widget_destroy);</div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> </div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>  gtk_menu_attach_to_widget (GTK_MENU (menu), widget, NULL);</div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>  gtk_menu_popup (GTK_MENU (menu), NULL, NULL,</div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>  _ygtk_tree_view_menu_position_func, widget, 3, _popup_time);</div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  gtk_widget_show_all (menu);</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> </div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="keyword">static</span> gboolean ygtk_tree_view_button_press_event (GtkWidget *widget, GdkEventButton *event)</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> {</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>  <span class="keywordflow">if</span> (event->button == 3) {</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>  GtkTreeView *view = GTK_TREE_VIEW (widget);</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>  GtkTreePath *path;</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>  gboolean outreach;</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>  outreach = !gtk_tree_view_get_path_at_pos (view, event->x, event->y, &path, NULL, NULL, NULL);</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>  <span class="keywordflow">if</span> (!outreach) { <span class="comment">// select row if it is not</span></div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>  GtkTreeSelection *selection = gtk_tree_view_get_selection (view);</div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span>  GtkTreeModel *model = gtk_tree_view_get_model (view);</div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span>  GtkTreeIter iter;</div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  gtk_tree_model_get_iter (model, &iter, path);</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> (!gtk_tree_selection_iter_is_selected (selection, &iter))</div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  gtk_tree_view_set_cursor (view, path, NULL, FALSE);</div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span>  gtk_tree_path_free (path);</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>  _popup_time = <span class="keyword">event</span>->time;</div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span>  _popup_x = <span class="keyword">event</span>->x_root; _popup_y = <span class="keyword">event</span>->y_root;</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>  gtk_widget_grab_focus (widget);</div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  g_signal_emit (widget, right_click_signal, 0, outreach);</div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  <span class="keywordflow">return</span> TRUE;</div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  }</div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  <span class="keywordflow">return</span> GTK_WIDGET_CLASS (ygtk_tree_view_parent_class)->button_press_event (widget, event);</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> </div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> <span class="keyword">static</span> gboolean _ygtk_tree_view_popup_menu (GtkWidget *widget)</div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span> {</div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  GtkTreeView *view = GTK_TREE_VIEW (widget);</div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  GtkTreeSelection *selection = gtk_tree_view_get_selection (view);</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  gboolean outreach = gtk_tree_selection_count_selected_rows (selection) == 0;</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span> </div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  _popup_time = gtk_get_current_event_time();</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keywordflow">if</span> (outreach)</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  _popup_x = (_popup_y = 0);</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keywordflow">else</span> {</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  GList *rows = gtk_tree_selection_get_selected_rows (selection, NULL);</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>  GtkTreePath *path = (GtkTreePath *) g_list_last (rows)->data;</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> </div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="comment">// in case that path is not visible:</span></div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  gtk_tree_view_scroll_to_cell (view, path, NULL, FALSE, 0, 0);</div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span> </div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  GdkRectangle rect;</div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span>  gtk_tree_view_get_cell_area (view, path, NULL, &rect);</div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  _popup_x = 0;</div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  _popup_y = rect.y + rect.height;</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>  g_list_foreach (rows, (GFunc) gtk_tree_path_free, NULL);</div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  g_list_free (rows);</div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span>  }</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span> </div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>  gtk_tree_view_convert_bin_window_to_widget_coords (</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  view, _popup_x, _popup_y, &_popup_x, &_popup_y);</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  gint x_orig, y_orig;</div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span>  gdk_window_get_origin (gtk_widget_get_window(widget), &x_orig, &y_orig);</div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  _popup_x += x_orig; _popup_y += y_orig;</div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span> </div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span>  g_signal_emit (widget, right_click_signal, 0, outreach);</div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  <span class="keywordflow">return</span> TRUE;</div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span> }</div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span> </div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span> <span class="keyword">static</span> gboolean _ygtk_tree_view_draw (GtkWidget *widget, cairo_t *cr)</div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span> {</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>  GTK_WIDGET_CLASS (ygtk_tree_view_parent_class)->draw(widget, cr);</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span> </div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>  GtkTreeView *view = GTK_TREE_VIEW (widget);</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  <a class="code" href="struct__YGtkTreeView.html">YGtkTreeView</a> *yview = YGTK_TREE_VIEW (widget);</div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>  <span class="keywordflow">if</span> (yview->empty_text) {</div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  GtkTreeModel *model = gtk_tree_view_get_model (view);</div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  GtkTreeIter iter;</div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keywordflow">if</span> (!model || !gtk_tree_model_get_iter_first (model, &iter)) { <span class="comment">// empty tree-view</span></div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  <span class="keyword">const</span> gchar *text = yview->empty_text;</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  <span class="keywordflow">if</span> (!model)</div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  text = _(<span class="stringliteral">"Loading..."</span>);</div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  PangoLayout *layout;</div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  layout = gtk_widget_create_pango_layout (widget, text);</div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span> </div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span>  PangoAttrList *attrs = pango_attr_list_new();</div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  pango_attr_list_insert (attrs, pango_attr_foreground_new (160<<8, 160<<8, 160<<8));</div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  pango_layout_set_attributes (layout, attrs);</div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  pango_attr_list_unref (attrs);</div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span> </div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  <span class="keywordtype">int</span> width, height;</div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  pango_layout_get_pixel_size (layout, &width, &height);</div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  GtkAllocation allocation;</div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span>  gtk_widget_get_allocation(widget, &allocation);</div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span>  <span class="keywordtype">int</span> x, y;</div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span>  x = (allocation.width - width) / 2;</div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span>  y = (allocation.height - height) / 2;</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  cairo_move_to (cr, x, y);</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>  pango_cairo_show_layout (cr, layout);</div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span>  g_object_unref (layout);</div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span>  }</div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span>  }</div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span>  <span class="keywordflow">return</span> FALSE;</div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span> }</div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span> </div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span> <span class="keyword">static</span> <span class="keywordtype">void</span> show_column_cb (GtkCheckMenuItem *item, GtkTreeView *view)</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span> {</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <span class="keywordtype">int</span> col = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (item), <span class="stringliteral">"column"</span>));</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  GtkTreeViewColumn *column = gtk_tree_view_get_column (view, col);</div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  gboolean visible = gtk_check_menu_item_get_active (item);</div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  gtk_tree_view_column_set_visible (column, visible);</div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span> }</div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span> </div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span> GtkWidget *ygtk_tree_view_create_show_columns_menu (<a class="code" href="struct__YGtkTreeView.html">YGtkTreeView</a> *view)</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span> {</div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span>  GtkWidget *menu = gtk_menu_new();</div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  GList *columns = gtk_tree_view_get_columns (GTK_TREE_VIEW (view));</div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span>  <span class="comment">// see ygtk_tree_view_append_column(): we re-order arabic column insertion</span></div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span>  gboolean reverse = gtk_widget_get_default_direction() == GTK_TEXT_DIR_RTL &&</div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span>  gtk_widget_get_direction (GTK_WIDGET (view)) != GTK_TEXT_DIR_RTL;</div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span>  <span class="keywordtype">int</span> n;</div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  GList *i;</div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  <span class="keywordflow">for</span> (n = 0, i = columns; i; i = i->next, n++) {</div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  GtkTreeViewColumn *column = (GtkTreeViewColumn *) i->data;</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>  <span class="keyword">const</span> gchar *header = gtk_tree_view_column_get_title (column);</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  <span class="keywordflow">if</span> (header) {</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  GtkWidget *item = gtk_check_menu_item_new_with_label (header);</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>  g_object_set_data (G_OBJECT (item), <span class="stringliteral">"column"</span>, GINT_TO_POINTER (n));</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>  gboolean visible = gtk_tree_view_column_get_visible (column);</div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span>  gtk_check_menu_item_set_active (GTK_CHECK_MENU_ITEM (item), visible);</div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span>  g_signal_connect (G_OBJECT (item), <span class="stringliteral">"toggled"</span>,</div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  G_CALLBACK (show_column_cb), view);</div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span> </div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span>  <span class="keywordflow">if</span> (reverse)</div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span>  gtk_menu_shell_prepend (GTK_MENU_SHELL (menu), item);</div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> </div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="comment">// if the user were to remove all columns, the right-click would no longer work</span></div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  <span class="keywordflow">if</span> (n == 0 && !reverse)</div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  gtk_widget_set_sensitive (item, FALSE);</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>  }</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>  }</div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span>  g_list_free (columns);</div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span>  <span class="keywordflow">return</span> menu;</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> GtkWidget *ygtk_tree_view_append_show_columns_item (<a class="code" href="struct__YGtkTreeView.html">YGtkTreeView</a> *view, GtkWidget *menu)</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span> {</div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>  <span class="keywordflow">if</span> (!menu)</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  menu = gtk_menu_new();</div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span> </div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>  GList *children = gtk_container_get_children (GTK_CONTAINER (menu));</div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>  g_list_free (children);</div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  <span class="keywordflow">if</span> (children) <span class="comment">// non-null if it has children (in which case, add separator)</span></div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  gtk_menu_shell_append (GTK_MENU_SHELL (menu), gtk_separator_menu_item_new());</div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span> </div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  GtkWidget *submenu = ygtk_tree_view_create_show_columns_menu (view);</div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  <span class="keywordtype">char</span> *label = ygutils_mapKBAccel (_(<span class="stringliteral">"&Show column"</span>));</div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span>  GtkWidget *item = gtk_menu_item_new_with_mnemonic (label);</div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  g_free (label);</div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span>  gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);</div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span>  gtk_menu_item_set_submenu (GTK_MENU_ITEM (item), submenu);</div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span>  <span class="keywordflow">return</span> menu;</div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span> }</div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span> </div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span> <span class="keywordtype">void</span> ygtk_tree_view_append_column (<a class="code" href="struct__YGtkTreeView.html">YGtkTreeView</a> *view, GtkTreeViewColumn *column)</div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span> {</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span>  <span class="keywordtype">int</span> pos = -1;</div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span>  <span class="keywordflow">if</span> (gtk_widget_get_default_direction() == GTK_TEXT_DIR_RTL) {</div>
<div class="line"><a name="l00226"></a><span class="lineno"> 226</span>  gtk_widget_set_direction (GTK_WIDGET (view), GTK_TEXT_DIR_LTR);</div>
<div class="line"><a name="l00227"></a><span class="lineno"> 227</span> </div>
<div class="line"><a name="l00228"></a><span class="lineno"> 228</span>  GList *renderers = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (column)), *i;</div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  <span class="keywordflow">for</span> (i = renderers; i; i = i->next) {</div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span>  GtkCellRenderer *renderer = (GtkCellRenderer *) i->data;</div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  if (GTK_IS_CELL_RENDERER_TEXT (renderer)) {</div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  PangoAlignment alignment;</div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  g_object_get (G_OBJECT (renderer), <span class="stringliteral">"alignment"</span>, &alignment, NULL);</div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  <span class="keywordflow">if</span> (alignment == PANGO_ALIGN_LEFT)</div>
<div class="line"><a name="l00235"></a><span class="lineno"> 235</span>  alignment = PANGO_ALIGN_RIGHT;</div>
<div class="line"><a name="l00236"></a><span class="lineno"> 236</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (alignment == PANGO_ALIGN_RIGHT)</div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span>  alignment = PANGO_ALIGN_LEFT;</div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  g_object_set (G_OBJECT (renderer), <span class="stringliteral">"alignment"</span>, alignment, NULL);</div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span> </div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  gfloat xalign;</div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span>  g_object_get (G_OBJECT (renderer), <span class="stringliteral">"xalign"</span>, &xalign, NULL);</div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span>  xalign = 1.0 - xalign;</div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span>  g_object_set (G_OBJECT (renderer), <span class="stringliteral">"xalign"</span>, xalign, NULL);</div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span> </div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span>  PangoEllipsizeMode ellipsize;</div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span>  g_object_get (G_OBJECT (renderer), <span class="stringliteral">"ellipsize"</span>, &ellipsize, NULL);</div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span>  <span class="keywordflow">if</span> (ellipsize == PANGO_ELLIPSIZE_END)</div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span>  ellipsize = PANGO_ELLIPSIZE_START;</div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span>  <span class="keywordflow">else</span> <span class="keywordflow">if</span> (ellipsize == PANGO_ELLIPSIZE_START)</div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span>  ellipsize = PANGO_ELLIPSIZE_END;</div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span>  g_object_set (G_OBJECT (renderer), <span class="stringliteral">"ellipsize"</span>, ellipsize, NULL);</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>  }</div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span>  g_list_free (renderers);</div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span>  pos = 0;</div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  }</div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span>  gtk_tree_view_insert_column (GTK_TREE_VIEW (view), column, pos);</div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span> }</div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span> </div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span> GtkTreeViewColumn *ygtk_tree_view_get_column (<a class="code" href="struct__YGtkTreeView.html">YGtkTreeView</a> *view, gint nb)</div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span> {</div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span>  GtkTreeViewColumn *column;</div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span>  <span class="keywordflow">if</span> (gtk_widget_get_default_direction() == GTK_TEXT_DIR_RTL) {</div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span>  GList *columns = gtk_tree_view_get_columns (GTK_TREE_VIEW (view));</div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span>  nb = g_list_length (columns) - nb - 1;</div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  column = g_list_nth_data (columns, nb);</div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span>  g_list_free (columns);</div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span>  }</div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span>  <span class="keywordflow">else</span></div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span>  column = gtk_tree_view_get_column (GTK_TREE_VIEW (view), nb);</div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span>  <span class="keywordflow">return</span> column;</div>
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span> }</div>
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span> </div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span> </div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span> <span class="keywordtype">void</span> ygtk_tree_view_set_empty_text (<a class="code" href="struct__YGtkTreeView.html">YGtkTreeView</a> *view, <span class="keyword">const</span> gchar *empty_text)</div>
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span> {</div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span>  <span class="keywordflow">if</span> (view->empty_text)</div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span>  g_free (view->empty_text);</div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  view->empty_text = empty_text ? g_strdup (empty_text) : NULL;</div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span> }</div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span> </div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span> GtkWidget *ygtk_tree_view_new (<span class="keyword">const</span> gchar *empty_text)</div>
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span> {</div>
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span>  <a class="code" href="struct__YGtkTreeView.html">YGtkTreeView</a> *view = (<a class="code" href="struct__YGtkTreeView.html">YGtkTreeView</a> *) g_object_new (YGTK_TYPE_TREE_VIEW, NULL);</div>
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span>  view->empty_text = empty_text ? g_strdup (empty_text) : NULL;</div>
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span>  <span class="keywordflow">return</span> GTK_WIDGET (view);</div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span> }</div>
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span> </div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span> <span class="keyword">static</span> <span class="keywordtype">void</span> ygtk_tree_view_class_init (<a class="code" href="struct__YGtkTreeViewClass.html">YGtkTreeViewClass</a> *klass)</div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span> {</div>
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span>  GtkWidgetClass *gtkwidget_class = GTK_WIDGET_CLASS (klass);</div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  gtkwidget_class->button_press_event = ygtk_tree_view_button_press_event;</div>
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span>  gtkwidget_class->popup_menu = _ygtk_tree_view_popup_menu;</div>
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span>  gtkwidget_class->draw = _ygtk_tree_view_draw;</div>
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span> </div>
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span>  GObjectClass *gobject_class = G_OBJECT_CLASS (klass);</div>
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span>  gobject_class->finalize = ygtk_tree_view_finalize;</div>
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span> </div>
<div class="line"><a name="l00299"></a><span class="lineno"> 299</span>  right_click_signal = g_signal_new (<span class="stringliteral">"right-click"</span>,</div>
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span>  G_OBJECT_CLASS_TYPE (klass), G_SIGNAL_RUN_LAST,</div>
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span>  G_STRUCT_OFFSET (<a class="code" href="struct__YGtkTreeViewClass.html">YGtkTreeViewClass</a>, right_click),</div>
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span>  NULL, NULL, g_cclosure_marshal_VOID__BOOLEAN, G_TYPE_NONE, 1, G_TYPE_BOOLEAN);</div>
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span> }</div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span> </div>
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