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<a href="window_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span> <span class="comment">/* Copyright (C) 2005 to 2011 and 2013 Chris Vine</span></div>
<div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"></span></div>
<div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment">The library comprised in this file or of which this file is part is</span></div>
<div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment">distributed by Chris Vine under the GNU Lesser General Public</span></div>
<div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment">License as follows:</span></div>
<div class="line"><a name="l00006"></a><span class="lineno"> 6</span> <span class="comment"></span></div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span> <span class="comment"> This library is free software; you can redistribute it and/or</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> modify it under the terms of the GNU Lesser General Public License</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> as published by the Free Software Foundation; either version 2.1 of</span></div>
<div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> the License, or (at your option) any later version.</span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span> <span class="comment"></span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span> <span class="comment"> This library is distributed in the hope that it will be useful, but</span></div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> WITHOUT ANY WARRANTY; without even the implied warranty of</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span> <span class="comment"> MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> Lesser General Public License, version 2.1, for more details.</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span> <span class="comment"></span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span> <span class="comment"> You should have received a copy of the GNU Lesser General Public</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> License, version 2.1, along with this library (see the file LGPL.TXT</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> which came with this source code package in the c++-gtk-utils</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> sub-directory); if not, write to the Free Software Foundation, Inc.,</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"></span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment">*/</span></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> <span class="preprocessor">#ifndef CGU_WINDOW_H</span></div>
<div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="preprocessor"></span><span class="preprocessor">#define CGU_WINDOW_H</span></div>
<div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="preprocessor">#include <<a class="code" href="cgu__config_8h.html">c++-gtk-utils/cgu_config.h</a>></span></div>
<div class="line"><a name="l00029"></a><span class="lineno"> 29</span> </div>
<div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="preprocessor">#ifdef CGU_USE_GTK</span></div>
<div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="preprocessor"></span><span class="preprocessor">#include <gtk/gtk.h></span></div>
<div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="preprocessor"></span><span class="comment"></span></div>
<div class="line"><a name="l00034"></a><span class="lineno"> 34</span> <span class="comment">/** </span></div>
<div class="line"><a name="l00035"></a><span class="lineno"> 35</span> <span class="comment"> * @class Cgu::WinBase window.h c++-gtk-utils/window.h</span></div>
<div class="line"><a name="l00036"></a><span class="lineno"> 36</span> <span class="comment"> * @brief This is a class for managing the lifetime of top level</span></div>
<div class="line"><a name="l00037"></a><span class="lineno"> 37</span> <span class="comment"> * widgets.</span></div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="comment"> * @sa MainWidgetBase Application</span></div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="comment"> * This class provides a base class for lifetime management of top</span></div>
<div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="comment"> * level windows which can make GTK+ exception safe. It would be</span></div>
<div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="comment"> * possible to use GTK+ to control the lifetime of the contained GTK+</span></div>
<div class="line"><a name="l00043"></a><span class="lineno"> 43</span> <span class="comment"> * window object, through the delete event handler and the destroy</span></div>
<div class="line"><a name="l00044"></a><span class="lineno"> 44</span> <span class="comment"> * signal. However in the case of a blocking window (say a dialog)</span></div>
<div class="line"><a name="l00045"></a><span class="lineno"> 45</span> <span class="comment"> * this would result in an invalid object remaining in scope. It is</span></div>
<div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="comment"> * better to use the C++ lifetime handling mechanisms to control</span></div>
<div class="line"><a name="l00047"></a><span class="lineno"> 47</span> <span class="comment"> * object status, and this class does that. Where a Cgu::WinBase</span></div>
<div class="line"><a name="l00048"></a><span class="lineno"> 48</span> <span class="comment"> * object is created as an auto (local) object its contained GTK+ top</span></div>
<div class="line"><a name="l00049"></a><span class="lineno"> 49</span> <span class="comment"> * level window object will be valid while it remains in scope. For a</span></div>
<div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="comment"> * Cgu::WinBase object which is not blocking (on which exec() is not</span></div>
<div class="line"><a name="l00051"></a><span class="lineno"> 51</span> <span class="comment"> * called) and which is therefore created on free store the WinBase</span></div>
<div class="line"><a name="l00052"></a><span class="lineno"> 52</span> <span class="comment"> * class will delete its own memory and destroy its contained GTK+ top</span></div>
<div class="line"><a name="l00053"></a><span class="lineno"> 53</span> <span class="comment"> * level window object when it is closed (see below about the close()</span></div>
<div class="line"><a name="l00054"></a><span class="lineno"> 54</span> <span class="comment"> * function).</span></div>
<div class="line"><a name="l00055"></a><span class="lineno"> 55</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00056"></a><span class="lineno"> 56</span> <span class="comment"> * If a NULL pointer is passed as the last argument of its</span></div>
<div class="line"><a name="l00057"></a><span class="lineno"> 57</span> <span class="comment"> * constructor, a new window object will be created with</span></div>
<div class="line"><a name="l00058"></a><span class="lineno"> 58</span> <span class="comment"> * gtk_window_new(GTK_WINDOW_TOPLEVEL). However, alternatively a</span></div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="comment"> * pre-formed object deriving from GtkWindow (such as a GtkDialog or</span></div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span> <span class="comment"> * GtkMessageDialog object) can be passed as that argument, in which</span></div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span> <span class="comment"> * case the class will manage that object.</span></div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span> <span class="comment"> * A window will block with a call to exec(), which returns an int</span></div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="comment"> * value. The exec() method obtains its return value by calling the</span></div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="comment"> * virtual protected function get_exec_val(), which by default returns</span></div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="comment"> * 0 but can be overridden to return something more meaningful. If</span></div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="comment"> * something other than an int needs to be returned, it will be</span></div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="comment"> * necessary for a derived class to provide an extractor function to</span></div>
<div class="line"><a name="l00069"></a><span class="lineno"> 69</span> <span class="comment"> * obtain the data from the object after exec() has returned.</span></div>
<div class="line"><a name="l00070"></a><span class="lineno"> 70</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00071"></a><span class="lineno"> 71</span> <span class="comment"> * A convenience virtual protected on_delete_event() method is</span></div>
<div class="line"><a name="l00072"></a><span class="lineno"> 72</span> <span class="comment"> * provided for any derived class which needs to respond to that</span></div>
<div class="line"><a name="l00073"></a><span class="lineno"> 73</span> <span class="comment"> * signal. It does not return a value (it does not cause a destroy</span></div>
<div class="line"><a name="l00074"></a><span class="lineno"> 74</span> <span class="comment"> * event to be emitted as in the case of a GTK+ delete event handler</span></div>
<div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="comment"> * returning false).</span></div>
<div class="line"><a name="l00076"></a><span class="lineno"> 76</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="comment"> * If the class is constructed on free store and exec() has not been</span></div>
<div class="line"><a name="l00078"></a><span class="lineno"> 78</span> <span class="comment"> * called on it, it self-destroys and any memory allocated to it freed</span></div>
<div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="comment"> * by calling the protected close() function. If exec() has been</span></div>
<div class="line"><a name="l00080"></a><span class="lineno"> 80</span> <span class="comment"> * called for an object, a call to close() will only terminate the</span></div>
<div class="line"><a name="l00081"></a><span class="lineno"> 81</span> <span class="comment"> * window event loop (that is, cause exec() to unblock), which is</span></div>
<div class="line"><a name="l00082"></a><span class="lineno"> 82</span> <span class="comment"> * correct for an auto (local) object as it will destroy itself when</span></div>
<div class="line"><a name="l00083"></a><span class="lineno"> 83</span> <span class="comment"> * it goes out of scope. By default (that is, if not overridden by</span></div>
<div class="line"><a name="l00084"></a><span class="lineno"> 84</span> <span class="comment"> * any derived classes) on_delete_event() calls close().</span></div>
<div class="line"><a name="l00085"></a><span class="lineno"> 85</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00086"></a><span class="lineno"> 86</span> <span class="comment"> * No special memory management for GTK+ widgets contained in the</span></div>
<div class="line"><a name="l00087"></a><span class="lineno"> 87</span> <span class="comment"> * WinBase object (or in an object of a class derived from WinBase) is</span></div>
<div class="line"><a name="l00088"></a><span class="lineno"> 88</span> <span class="comment"> * needed. The GTK+ object system takes care of that, and they will</span></div>
<div class="line"><a name="l00089"></a><span class="lineno"> 89</span> <span class="comment"> * be released when the life of the WinBase object finishes. For this</span></div>
<div class="line"><a name="l00090"></a><span class="lineno"> 90</span> <span class="comment"> * reason, the WinBase class can be used to make GTK+ exception safe:</span></div>
<div class="line"><a name="l00091"></a><span class="lineno"> 91</span> <span class="comment"> * as its constructor does not throw, exceptions thrown in the</span></div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span> <span class="comment"> * constructors of classes derived from it will be correctly dealt</span></div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span> <span class="comment"> * with without causing GTK+ to leak memory if a widget is put into</span></div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span> <span class="comment"> * its container in the derived class's constructor immediately after</span></div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span> <span class="comment"> * creation on a "top down" basis, or it is placed in another widget</span></div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span> <span class="comment"> * class derived from MainWidgetBase.</span></div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span> <span class="comment"> * If a C string is passed to the caption argument of the constructor,</span></div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span> <span class="comment"> * then the window will display that text as its caption. A NULL</span></div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span> <span class="comment"> * pointer can be passed if no caption is required. Likewise if a</span></div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span> <span class="comment"> * pointer to a GdkPixbuf object is passed as the second parameter, it</span></div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span> <span class="comment"> * will be used to set a window icon in the window bar (if the user's</span></div>
<div class="line"><a name="l00103"></a><span class="lineno"> 103</span> <span class="comment"> * window manager supports this).</span></div>
<div class="line"><a name="l00104"></a><span class="lineno"> 104</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00105"></a><span class="lineno"> 105</span> <span class="comment"> * The constructor of WinBase does not call gtk_widget_show() because</span></div>
<div class="line"><a name="l00106"></a><span class="lineno"> 106</span> <span class="comment"> * the constructor of a derived class may want to do things which</span></div>
<div class="line"><a name="l00107"></a><span class="lineno"> 107</span> <span class="comment"> * require the window not to be visible. Accordingly the constructor</span></div>
<div class="line"><a name="l00108"></a><span class="lineno"> 108</span> <span class="comment"> * of the derived class (or the library user) should call the</span></div>
<div class="line"><a name="l00109"></a><span class="lineno"> 109</span> <span class="comment"> * WinBase::show_all() method(), or call</span></div>
<div class="line"><a name="l00110"></a><span class="lineno"> 110</span> <span class="comment"> * gtk_widget_show()/gtk_widget_show_all() via WinBase::get_win().</span></div>
<div class="line"><a name="l00111"></a><span class="lineno"> 111</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span> <span class="comment"> * See @ref Threading for particulars about GTK+ thread safety (and so</span></div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span> <span class="comment"> * WinBase thread safety).</span></div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span> <span class="comment"> * WinBase objects can be used with widget heirarchies or top level</span></div>
<div class="line"><a name="l00116"></a><span class="lineno"> 116</span> <span class="comment"> * windows created using GtkBuilder. See @ref GtkBuilder for</span></div>
<div class="line"><a name="l00117"></a><span class="lineno"> 117</span> <span class="comment"> * particulars about that.</span></div>
<div class="line"><a name="l00118"></a><span class="lineno"> 118</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00119"></a><span class="lineno"> 119</span> <span class="comment"> * A small compilable example is as follows:</span></div>
<div class="line"><a name="l00120"></a><span class="lineno"> 120</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00121"></a><span class="lineno"> 121</span> <span class="comment"> * @anchor WinBaseExampleAnchor</span></div>
<div class="line"><a name="l00122"></a><span class="lineno"> 122</span> <span class="comment"> * @code</span></div>
<div class="line"><a name="l00123"></a><span class="lineno"> 123</span> <span class="comment"> * #include <gtk/gtk.h></span></div>
<div class="line"><a name="l00124"></a><span class="lineno"> 124</span> <span class="comment"> * #include <c++-gtk-utils/window.h></span></div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span> <span class="comment"> * // *** class headers ***</span></div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00129"></a><span class="lineno"> 129</span> <span class="comment"> * extern "C" void message_button_clicked(GtkWidget*, void*);</span></div>
<div class="line"><a name="l00130"></a><span class="lineno"> 130</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00131"></a><span class="lineno"> 131</span> <span class="comment"> * class Message: public Cgu::WinBase {</span></div>
<div class="line"><a name="l00132"></a><span class="lineno"> 132</span> <span class="comment"> * public:</span></div>
<div class="line"><a name="l00133"></a><span class="lineno"> 133</span> <span class="comment"> * friend void message_button_clicked(GtkWidget*, void*);</span></div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span> <span class="comment"> * Message(const char* text);</span></div>
<div class="line"><a name="l00135"></a><span class="lineno"> 135</span> <span class="comment"> * };</span></div>
<div class="line"><a name="l00136"></a><span class="lineno"> 136</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00137"></a><span class="lineno"> 137</span> <span class="comment"> * </span></div>
<div class="line"><a name="l00138"></a><span class="lineno"> 138</span> <span class="comment"> * // *** class implementation ***</span></div>
<div class="line"><a name="l00139"></a><span class="lineno"> 139</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00140"></a><span class="lineno"> 140</span> <span class="comment"> * void message_button_clicked(GtkWidget*, void* data) {</span></div>
<div class="line"><a name="l00141"></a><span class="lineno"> 141</span> <span class="comment"> * static_cast<Message*>(data)->close();</span></div>
<div class="line"><a name="l00142"></a><span class="lineno"> 142</span> <span class="comment"> * }</span></div>
<div class="line"><a name="l00143"></a><span class="lineno"> 143</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00144"></a><span class="lineno"> 144</span> <span class="comment"> * Message::Message(const char* text): Cgu::WinBase("Message", 0, true) {</span></div>
<div class="line"><a name="l00145"></a><span class="lineno"> 145</span> <span class="comment"> * GtkWidget* box = gtk_vbox_new(false, 2);</span></div>
<div class="line"><a name="l00146"></a><span class="lineno"> 146</span> <span class="comment"> * gtk_container_add(GTK_CONTAINER(get_win()), box);</span></div>
<div class="line"><a name="l00147"></a><span class="lineno"> 147</span> <span class="comment"> * GtkWidget* label = gtk_label_new(text);</span></div>
<div class="line"><a name="l00148"></a><span class="lineno"> 148</span> <span class="comment"> * gtk_box_pack_start(GTK_BOX(box), label,</span></div>
<div class="line"><a name="l00149"></a><span class="lineno"> 149</span> <span class="comment"> * true, false, 0);</span></div>
<div class="line"><a name="l00150"></a><span class="lineno"> 150</span> <span class="comment"> * GtkWidget* button_box = gtk_hbutton_box_new();</span></div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span> <span class="comment"> * gtk_box_pack_start(GTK_BOX(box), button_box,</span></div>
<div class="line"><a name="l00152"></a><span class="lineno"> 152</span> <span class="comment"> * false, false, 0);</span></div>
<div class="line"><a name="l00153"></a><span class="lineno"> 153</span> <span class="comment"> * GtkWidget* button = gtk_button_new_from_stock(GTK_STOCK_OK);</span></div>
<div class="line"><a name="l00154"></a><span class="lineno"> 154</span> <span class="comment"> * gtk_container_add(GTK_CONTAINER(button_box), button);</span></div>
<div class="line"><a name="l00155"></a><span class="lineno"> 155</span> <span class="comment"> * g_signal_connect(G_OBJECT(button), "clicked",</span></div>
<div class="line"><a name="l00156"></a><span class="lineno"> 156</span> <span class="comment"> * G_CALLBACK(message_button_clicked), this);</span></div>
<div class="line"><a name="l00157"></a><span class="lineno"> 157</span> <span class="comment"> * gtk_widget_set_can_default(button, true);</span></div>
<div class="line"><a name="l00158"></a><span class="lineno"> 158</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00159"></a><span class="lineno"> 159</span> <span class="comment"> * gtk_widget_show_all(GTK_WIDGET(get_win()));</span></div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span> <span class="comment"> * }</span></div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span> <span class="comment"> * // *** user code ***</span></div>
<div class="line"><a name="l00164"></a><span class="lineno"> 164</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00165"></a><span class="lineno"> 165</span> <span class="comment"> * int main(int argc, char* argv[]) {</span></div>
<div class="line"><a name="l00166"></a><span class="lineno"> 166</span> <span class="comment"> * gtk_init(&argc, &argv);</span></div>
<div class="line"><a name="l00167"></a><span class="lineno"> 167</span> <span class="comment"> * Message dialog("This is a message");</span></div>
<div class="line"><a name="l00168"></a><span class="lineno"> 168</span> <span class="comment"> * dialog.exec();</span></div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span> <span class="comment"> * return 0;</span></div>
<div class="line"><a name="l00170"></a><span class="lineno"> 170</span> <span class="comment"> * }</span></div>
<div class="line"><a name="l00171"></a><span class="lineno"> 171</span> <span class="comment"> * @endcode</span></div>
<div class="line"><a name="l00172"></a><span class="lineno"> 172</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00173"></a><span class="lineno"> 173</span> <span class="comment"> * See @ref Linkage for further discussion of the</span></div>
<div class="line"><a name="l00174"></a><span class="lineno"> 174</span> <span class="comment"> * message_button_clicked() callback.</span></div>
<div class="line"><a name="l00175"></a><span class="lineno"> 175</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00176"></a><span class="lineno"> 176</span> <span class="comment"> * @note The WinBase class will work fine if a GtkDialog object is</span></div>
<div class="line"><a name="l00177"></a><span class="lineno"> 177</span> <span class="comment"> * passed to the last argument of the class's constructor formed from</span></div>
<div class="line"><a name="l00178"></a><span class="lineno"> 178</span> <span class="comment"> * a call to gtk_dialog_new()/gtk_dialog_new_with_buttons(), but a few</span></div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span> <span class="comment"> * points should be noted:</span></div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span> <span class="comment"> * @note 1. If the response signal has been connected to, a delete</span></div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span> <span class="comment"> * event will cause a response signal to be emitted with the</span></div>
<div class="line"><a name="l00183"></a><span class="lineno"> 183</span> <span class="comment"> * GTK_RESPONSE_DELETE_EVENT id, as well as causing the normal</span></div>
<div class="line"><a name="l00184"></a><span class="lineno"> 184</span> <span class="comment"> * WinBase::on_delete_event() method to be called. If the response</span></div>
<div class="line"><a name="l00185"></a><span class="lineno"> 185</span> <span class="comment"> * handler acts on the GTK_RESPONSE_DELETE_EVENT id by calling</span></div>
<div class="line"><a name="l00186"></a><span class="lineno"> 186</span> <span class="comment"> * close(), then WinBase::on_delete_event() should normally be</span></div>
<div class="line"><a name="l00187"></a><span class="lineno"> 187</span> <span class="comment"> * overridden to do nothing so that a double call to close() is not</span></div>
<div class="line"><a name="l00188"></a><span class="lineno"> 188</span> <span class="comment"> * made (although c++-gtk-utils will check against and prevent such a</span></div>
<div class="line"><a name="l00189"></a><span class="lineno"> 189</span> <span class="comment"> * double call of close() from a single delete event if that is not</span></div>
<div class="line"><a name="l00190"></a><span class="lineno"> 190</span> <span class="comment"> * done).</span></div>
<div class="line"><a name="l00191"></a><span class="lineno"> 191</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00192"></a><span class="lineno"> 192</span> <span class="comment"> * @note 2. It is usually best not to call gtk_dialog_run(). Instead,</span></div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span> <span class="comment"> * call WinBase::exec() for a blocking dialog, and override</span></div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span> <span class="comment"> * WinBase::get_exec_val() to return any required button response id.</span></div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span> <span class="comment"> * @note 3. If creating a GtkDialog object with</span></div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span> <span class="comment"> * gtk_dialog_new_with_buttons(), do not pass a GtkDialogFlags</span></div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span> <span class="comment"> * argument of GTK_DIALOG_DESTROY_WITH_PARENT. A GtkDialogFlags</span></div>
<div class="line"><a name="l00199"></a><span class="lineno"> 199</span> <span class="comment"> * argument of GTK_DIALOG_MODAL can be passed, but alternatively to</span></div>
<div class="line"><a name="l00200"></a><span class="lineno"> 200</span> <span class="comment"> * make the dialog modal the user can pass 'true' as the modal</span></div>
<div class="line"><a name="l00201"></a><span class="lineno"> 201</span> <span class="comment"> * argument of the WinBase constructor and pass the parent widget to</span></div>
<div class="line"><a name="l00202"></a><span class="lineno"> 202</span> <span class="comment"> * that constructor rather than to gtk_dialog_new_with_buttons() (so</span></div>
<div class="line"><a name="l00203"></a><span class="lineno"> 203</span> <span class="comment"> * that GtkDialogFlags(0) is passed as the third argument of</span></div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span> <span class="comment"> * gtk_dialog_new_with_buttons()). Either approach will work, but the</span></div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span> <span class="comment"> * second has the advantage of consistency with the WinBase interface.</span></div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span> <span class="comment"> * @note 4. Likewise, if using gtk_dialog_new_with_buttons(), any</span></div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span> <span class="comment"> * dialog caption can be passed either to the title argument of that</span></div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span> <span class="comment"> * method or to the caption argument of the WinBase constructor.</span></div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00211"></a><span class="lineno"> 211</span> <span class="comment"> * @note Similar principles apply to the management of objects derived from</span></div>
<div class="line"><a name="l00212"></a><span class="lineno"> 212</span> <span class="comment"> * GtkDialog.</span></div>
<div class="line"><a name="l00213"></a><span class="lineno"> 213</span> <span class="comment"> *</span></div>
<div class="line"><a name="l00214"></a><span class="lineno"> 214</span> <span class="comment"> * This class is not compiled into the library if the library is built</span></div>
<div class="line"><a name="l00215"></a><span class="lineno"> 215</span> <span class="comment"> * with the \--without-gtk configuration option.</span></div>
<div class="line"><a name="l00216"></a><span class="lineno"> 216</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00217"></a><span class="lineno"> 217</span> </div>
<div class="line"><a name="l00218"></a><span class="lineno"> 218</span> <span class="keyword">namespace </span>Cgu {</div>
<div class="line"><a name="l00219"></a><span class="lineno"> 219</span> </div>
<div class="line"><a name="l00220"></a><span class="lineno"> 220</span> <span class="preprocessor">#if defined(DOXYGEN_PARSING) || defined(CGU_USE_GTK)</span></div>
<div class="line"><a name="l00221"></a><span class="lineno"> 221</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00222"></a><span class="lineno"> 222</span> <span class="preprocessor">#if GTK_CHECK_VERSION(2,99,0)</span></div>
<div class="line"><a name="l00223"></a><span class="lineno"> 223</span> <span class="preprocessor"></span><span class="keyword">class </span>Application;</div>
<div class="line"><a name="l00224"></a><span class="lineno"> 224</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00225"></a><span class="lineno"> 225</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00226"></a><span class="lineno"><a class="code" href="classCgu_1_1WinBase.html"> 226</a></span> <span class="keyword">class </span><a class="code" href="classCgu_1_1WinBase.html" title="This is a class for managing the lifetime of top level widgets. ">WinBase</a> {</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>  <span class="comment">// main class object</span></div>
<div class="line"><a name="l00229"></a><span class="lineno"> 229</span>  GtkWindow* g_window_p;</div>
<div class="line"><a name="l00230"></a><span class="lineno"> 230</span> </div>
<div class="line"><a name="l00231"></a><span class="lineno"> 231</span>  <span class="keywordtype">bool</span> in_exec_loop;</div>
<div class="line"><a name="l00232"></a><span class="lineno"> 232</span>  <span class="keywordtype">bool</span> is_modal;</div>
<div class="line"><a name="l00233"></a><span class="lineno"> 233</span>  <span class="keywordtype">bool</span> close_guard;</div>
<div class="line"><a name="l00234"></a><span class="lineno"> 234</span>  GtkWindow* parent_p;</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> <span class="preprocessor">#if GTK_CHECK_VERSION(2,99,0)</span></div>
<div class="line"><a name="l00237"></a><span class="lineno"> 237</span> <span class="preprocessor"></span> <a class="code" href="classCgu_1_1Application.html" title="This is a class for constructing and managing GtkApplication objects. ">Application</a>* app_p;</div>
<div class="line"><a name="l00238"></a><span class="lineno"> 238</span>  <span class="comment">// only Cgu::Application can access these</span></div>
<div class="line"><a name="l00239"></a><span class="lineno"> 239</span>  <span class="keywordtype">void</span> set_application(<a class="code" href="classCgu_1_1Application.html" title="This is a class for constructing and managing GtkApplication objects. ">Application</a>* app) {app_p = app;}</div>
<div class="line"><a name="l00240"></a><span class="lineno"> 240</span>  <span class="keywordtype">void</span> unset_application() {app_p = 0;}</div>
<div class="line"><a name="l00241"></a><span class="lineno"> 241</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00242"></a><span class="lineno"> 242</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00243"></a><span class="lineno"> 243</span> <span class="keyword">protected</span>:<span class="comment"></span></div>
<div class="line"><a name="l00244"></a><span class="lineno"> 244</span> <span class="comment"> /**</span></div>
<div class="line"><a name="l00245"></a><span class="lineno"> 245</span> <span class="comment"> * A function for the use of derived classes which will cause the</span></div>
<div class="line"><a name="l00246"></a><span class="lineno"> 246</span> <span class="comment"> * window to unblock if exec() has been called. If it is not a</span></div>
<div class="line"><a name="l00247"></a><span class="lineno"> 247</span> <span class="comment"> * blocking window (ie exec() has not been called so it has been</span></div>
<div class="line"><a name="l00248"></a><span class="lineno"> 248</span> <span class="comment"> * constructed on freestore), this function will cause the window to</span></div>
<div class="line"><a name="l00249"></a><span class="lineno"> 249</span> <span class="comment"> * delete itself. By default it is called by on_delete_event().</span></div>
<div class="line"><a name="l00250"></a><span class="lineno"> 250</span> <span class="comment"> * This method will not throw (assuming, in a case where the</span></div>
<div class="line"><a name="l00251"></a><span class="lineno"> 251</span> <span class="comment"> * Cgu::WinBase object has been added to a Cgu::Application object,</span></div>
<div class="line"><a name="l00252"></a><span class="lineno"> 252</span> <span class="comment"> * that merely iterating through a list does not throw, as it would</span></div>
<div class="line"><a name="l00253"></a><span class="lineno"> 253</span> <span class="comment"> * not on any sane implementation), unless a derived class's</span></div>
<div class="line"><a name="l00254"></a><span class="lineno"> 254</span> <span class="comment"> * destructor throws, which it should not do.</span></div>
<div class="line"><a name="l00255"></a><span class="lineno"> 255</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00256"></a><span class="lineno"> 256</span>  <span class="keywordtype">void</span> <a class="code" href="classCgu_1_1WinBase.html#ab21c86300c0736555efdd57e3248c103">close</a>();</div>
<div class="line"><a name="l00257"></a><span class="lineno"> 257</span> <span class="comment"></span></div>
<div class="line"><a name="l00258"></a><span class="lineno"> 258</span> <span class="comment"> /**</span></div>
<div class="line"><a name="l00259"></a><span class="lineno"> 259</span> <span class="comment"> * Provides the value to be returned by exec(). This method will</span></div>
<div class="line"><a name="l00260"></a><span class="lineno"> 260</span> <span class="comment"> * not throw (unless it is overridden by a derived class's method</span></div>
<div class="line"><a name="l00261"></a><span class="lineno"> 261</span> <span class="comment"> * which throws).</span></div>
<div class="line"><a name="l00262"></a><span class="lineno"> 262</span> <span class="comment"> * @return By default returns 0. It is intended to be overridden by</span></div>
<div class="line"><a name="l00263"></a><span class="lineno"> 263</span> <span class="comment"> * derived classes where relevant to provide a more meaningful</span></div>
<div class="line"><a name="l00264"></a><span class="lineno"> 264</span> <span class="comment"> * value.</span></div>
<div class="line"><a name="l00265"></a><span class="lineno"> 265</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00266"></a><span class="lineno"> 266</span>  <span class="keyword">virtual</span> <span class="keywordtype">int</span> <a class="code" href="classCgu_1_1WinBase.html#a0252240605dec2c99fbf4e4ff3558c22">get_exec_val</a>() <span class="keyword">const</span>;</div>
<div class="line"><a name="l00267"></a><span class="lineno"> 267</span> <span class="comment"></span></div>
<div class="line"><a name="l00268"></a><span class="lineno"> 268</span> <span class="comment"> /**</span></div>
<div class="line"><a name="l00269"></a><span class="lineno"> 269</span> <span class="comment"> * Called when there is a delete event on the managed window.</span></div>
<div class="line"><a name="l00270"></a><span class="lineno"> 270</span> <span class="comment"> * Unless overridden by derived classes it just calls close().</span></div>
<div class="line"><a name="l00271"></a><span class="lineno"> 271</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00272"></a><span class="lineno"> 272</span>  <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classCgu_1_1WinBase.html#a8f792950be2966ae30dc5521d65b4449">on_delete_event</a>();</div>
<div class="line"><a name="l00273"></a><span class="lineno"> 273</span> <span class="keyword">public</span>:</div>
<div class="line"><a name="l00274"></a><span class="lineno"> 274</span> <span class="preprocessor">#if GTK_CHECK_VERSION(2,99,0)</span></div>
<div class="line"><a name="l00275"></a><span class="lineno"> 275</span> <span class="preprocessor"></span> <span class="keyword">friend</span> <span class="keyword">class </span><a class="code" href="classCgu_1_1Application.html" title="This is a class for constructing and managing GtkApplication objects. ">Application</a>;</div>
<div class="line"><a name="l00276"></a><span class="lineno"> 276</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00277"></a><span class="lineno"> 277</span> <span class="preprocessor"></span><span class="preprocessor">#ifndef DOXYGEN_PARSING</span></div>
<div class="line"><a name="l00278"></a><span class="lineno"> 278</span> <span class="preprocessor"></span> <span class="comment">// this helper class avoids exposing GObject callbacks with C</span></div>
<div class="line"><a name="l00279"></a><span class="lineno"> 279</span>  <span class="comment">// linkage to the global namespace</span></div>
<div class="line"><a name="l00280"></a><span class="lineno"> 280</span>  <span class="keyword">class </span>CB;</div>
<div class="line"><a name="l00281"></a><span class="lineno"> 281</span>  <span class="keyword">friend</span> <span class="keyword">class </span>CB;</div>
<div class="line"><a name="l00282"></a><span class="lineno"> 282</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00283"></a><span class="lineno"> 283</span> <span class="preprocessor"></span><span class="comment"></span></div>
<div class="line"><a name="l00284"></a><span class="lineno"> 284</span> <span class="comment">/**</span></div>
<div class="line"><a name="l00285"></a><span class="lineno"> 285</span> <span class="comment"> * This class cannot be copied. The copy constructor is deleted.</span></div>
<div class="line"><a name="l00286"></a><span class="lineno"> 286</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00287"></a><span class="lineno"> 287</span>  <a class="code" href="classCgu_1_1WinBase.html#a47c13b8d3baa21fd28f72e1be85e4208">WinBase</a>(<span class="keyword">const</span> <a class="code" href="classCgu_1_1WinBase.html" title="This is a class for managing the lifetime of top level widgets. ">WinBase</a>&) = <span class="keyword">delete</span>;</div>
<div class="line"><a name="l00288"></a><span class="lineno"> 288</span> <span class="comment"></span></div>
<div class="line"><a name="l00289"></a><span class="lineno"> 289</span> <span class="comment">/**</span></div>
<div class="line"><a name="l00290"></a><span class="lineno"> 290</span> <span class="comment"> * This class cannot be copied. The assignment operator is deleted.</span></div>
<div class="line"><a name="l00291"></a><span class="lineno"> 291</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00292"></a><span class="lineno"> 292</span>  <a class="code" href="classCgu_1_1WinBase.html" title="This is a class for managing the lifetime of top level widgets. ">WinBase</a>& <a class="code" href="classCgu_1_1WinBase.html#a58d61d7a68e98edfd6b7683173e959a8">operator=</a>(<span class="keyword">const</span> <a class="code" href="classCgu_1_1WinBase.html" title="This is a class for managing the lifetime of top level widgets. ">WinBase</a>&) = <span class="keyword">delete</span>;</div>
<div class="line"><a name="l00293"></a><span class="lineno"> 293</span> <span class="comment"></span></div>
<div class="line"><a name="l00294"></a><span class="lineno"> 294</span> <span class="comment"> /**</span></div>
<div class="line"><a name="l00295"></a><span class="lineno"> 295</span> <span class="comment"> * Returns the GtkWindow object managed by this class. This method</span></div>
<div class="line"><a name="l00296"></a><span class="lineno"> 296</span> <span class="comment"> * will not throw.</span></div>
<div class="line"><a name="l00297"></a><span class="lineno"> 297</span> <span class="comment"> * @return The managed GtkWindow object.</span></div>
<div class="line"><a name="l00298"></a><span class="lineno"> 298</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00299"></a><span class="lineno"><a class="code" href="classCgu_1_1WinBase.html#aa09fcbd34ce9c7d42136c133db4c5d56"> 299</a></span>  GtkWindow* <a class="code" href="classCgu_1_1WinBase.html#aa09fcbd34ce9c7d42136c133db4c5d56">get_win</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> g_window_p;}</div>
<div class="line"><a name="l00300"></a><span class="lineno"> 300</span> <span class="comment"></span></div>
<div class="line"><a name="l00301"></a><span class="lineno"> 301</span> <span class="comment"> /**</span></div>
<div class="line"><a name="l00302"></a><span class="lineno"> 302</span> <span class="comment"> * Makes the window block. Calls gtk_main(). It is usually a bad</span></div>
<div class="line"><a name="l00303"></a><span class="lineno"> 303</span> <span class="comment"> * idea to call this method (and so have nested loops) on a</span></div>
<div class="line"><a name="l00304"></a><span class="lineno"> 304</span> <span class="comment"> * non-modal dialog. To cause the window to unblock, call close().</span></div>
<div class="line"><a name="l00305"></a><span class="lineno"> 305</span> <span class="comment"> * This method will not throw.</span></div>
<div class="line"><a name="l00306"></a><span class="lineno"> 306</span> <span class="comment"> * @return The value returned by get_exec_val().</span></div>
<div class="line"><a name="l00307"></a><span class="lineno"> 307</span> <span class="comment"> * @note If this library is compiled against GTK+3 and the WinBase</span></div>
<div class="line"><a name="l00308"></a><span class="lineno"> 308</span> <span class="comment"> * object has been added to a Cgu::Application object, then this</span></div>
<div class="line"><a name="l00309"></a><span class="lineno"> 309</span> <span class="comment"> * method returns immediately with a value of -1.</span></div>
<div class="line"><a name="l00310"></a><span class="lineno"> 310</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00311"></a><span class="lineno"> 311</span>  <span class="keywordtype">int</span> <a class="code" href="classCgu_1_1WinBase.html#a1511e69c5050b32e90269d0eb3d201bd">exec</a>();</div>
<div class="line"><a name="l00312"></a><span class="lineno"> 312</span> <span class="comment"></span></div>
<div class="line"><a name="l00313"></a><span class="lineno"> 313</span> <span class="comment"> /**</span></div>
<div class="line"><a name="l00314"></a><span class="lineno"> 314</span> <span class="comment"> * A convenience function which calls</span></div>
<div class="line"><a name="l00315"></a><span class="lineno"> 315</span> <span class="comment"> * gtk_widget_show_all((GtkWidget*)get_win()). For classes which</span></div>
<div class="line"><a name="l00316"></a><span class="lineno"> 316</span> <span class="comment"> * are intended to be derived from, it may be undesirable to call</span></div>
<div class="line"><a name="l00317"></a><span class="lineno"> 317</span> <span class="comment"> * gtk_widget_show_all() in the class's constructor (a derived class</span></div>
<div class="line"><a name="l00318"></a><span class="lineno"> 318</span> <span class="comment"> * may add widgets of its own in a way which requires the base</span></div>
<div class="line"><a name="l00319"></a><span class="lineno"> 319</span> <span class="comment"> * class's widgets not to be realized). In such a case, calling</span></div>
<div class="line"><a name="l00320"></a><span class="lineno"> 320</span> <span class="comment"> * gtk_widget_show_all() should be left to the user code. This is a</span></div>
<div class="line"><a name="l00321"></a><span class="lineno"> 321</span> <span class="comment"> * function which makes that less verbose. It will not throw.</span></div>
<div class="line"><a name="l00322"></a><span class="lineno"> 322</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00323"></a><span class="lineno"><a class="code" href="classCgu_1_1WinBase.html#ab9805d0954343258a2e12bf555c1d45b"> 323</a></span>  <span class="keywordtype">void</span> <a class="code" href="classCgu_1_1WinBase.html#ab9805d0954343258a2e12bf555c1d45b">show_all</a>() {gtk_widget_show_all((GtkWidget*)<a class="code" href="classCgu_1_1WinBase.html#aa09fcbd34ce9c7d42136c133db4c5d56">get_win</a>());}</div>
<div class="line"><a name="l00324"></a><span class="lineno"> 324</span> <span class="comment"></span></div>
<div class="line"><a name="l00325"></a><span class="lineno"> 325</span> <span class="comment"> /**</span></div>
<div class="line"><a name="l00326"></a><span class="lineno"> 326</span> <span class="comment"> * The constructor will not throw.</span></div>
<div class="line"><a name="l00327"></a><span class="lineno"> 327</span> <span class="comment"> * @param caption Window caption (optional).</span></div>
<div class="line"><a name="l00328"></a><span class="lineno"> 328</span> <span class="comment"> * @param icon A pixbuf which will comprise the window icon (optional).</span></div>
<div class="line"><a name="l00329"></a><span class="lineno"> 329</span> <span class="comment"> * @param modal Whether the window is to be modal. If this argument</span></div>
<div class="line"><a name="l00330"></a><span class="lineno"> 330</span> <span class="comment"> * is false, the user may want to consider calling</span></div>
<div class="line"><a name="l00331"></a><span class="lineno"> 331</span> <span class="comment"> * gtk_window_set_type_hint() if the window is a dialog before it</span></div>
<div class="line"><a name="l00332"></a><span class="lineno"> 332</span> <span class="comment"> * becomes visible.</span></div>
<div class="line"><a name="l00333"></a><span class="lineno"> 333</span> <span class="comment"> * @param parent The parent of a modal dialog or NULL (this argument</span></div>
<div class="line"><a name="l00334"></a><span class="lineno"> 334</span> <span class="comment"> * is only relevant and acted on where the modal argument is true).</span></div>
<div class="line"><a name="l00335"></a><span class="lineno"> 335</span> <span class="comment"> * The parent will be made insensitive while the modal dialog is in</span></div>
<div class="line"><a name="l00336"></a><span class="lineno"> 336</span> <span class="comment"> * existence, and automatically made sensitive again when the modal</span></div>
<div class="line"><a name="l00337"></a><span class="lineno"> 337</span> <span class="comment"> * dialog is finished with. gtk_window_set_transient_for() is also</span></div>
<div class="line"><a name="l00338"></a><span class="lineno"> 338</span> <span class="comment"> * called, which means that the dialog will normally be kept on top</span></div>
<div class="line"><a name="l00339"></a><span class="lineno"> 339</span> <span class="comment"> * of its parent and/or centered over it by the window manager. If</span></div>
<div class="line"><a name="l00340"></a><span class="lineno"> 340</span> <span class="comment"> * the user does not want the parent to appear as insensitive, pass</span></div>
<div class="line"><a name="l00341"></a><span class="lineno"> 341</span> <span class="comment"> * NULL to this argument and call gtk_window_set_transient_for() in</span></div>
<div class="line"><a name="l00342"></a><span class="lineno"> 342</span> <span class="comment"> * the derived class's constructor.</span></div>
<div class="line"><a name="l00343"></a><span class="lineno"> 343</span> <span class="comment"> * @param window A preformed GtkWindow object (such as a GtkDialog</span></div>
<div class="line"><a name="l00344"></a><span class="lineno"> 344</span> <span class="comment"> * object), or NULL. If NULL, gtk_window_new(GTK_WINDOW_TOPLEVEL)</span></div>
<div class="line"><a name="l00345"></a><span class="lineno"> 345</span> <span class="comment"> * will be called.</span></div>
<div class="line"><a name="l00346"></a><span class="lineno"> 346</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00347"></a><span class="lineno"> 347</span>  <a class="code" href="classCgu_1_1WinBase.html#a47c13b8d3baa21fd28f72e1be85e4208">WinBase</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* caption = 0, GdkPixbuf* icon = 0, <span class="keywordtype">bool</span> modal = <span class="keyword">false</span>,</div>
<div class="line"><a name="l00348"></a><span class="lineno"> 348</span>  GtkWindow* parent = 0, GtkWindow* window = 0);</div>
<div class="line"><a name="l00349"></a><span class="lineno"> 349</span> <span class="comment"></span></div>
<div class="line"><a name="l00350"></a><span class="lineno"> 350</span> <span class="comment"> /**</span></div>
<div class="line"><a name="l00351"></a><span class="lineno"> 351</span> <span class="comment"> * The destructor will not throw assuming, in a case where the</span></div>
<div class="line"><a name="l00352"></a><span class="lineno"> 352</span> <span class="comment"> * Cgu::WinBase object has been added to a Cgu::Application object,</span></div>
<div class="line"><a name="l00353"></a><span class="lineno"> 353</span> <span class="comment"> * that merely iterating through a list does not throw (as it would</span></div>
<div class="line"><a name="l00354"></a><span class="lineno"> 354</span> <span class="comment"> * not on any sane implementation). Amongst other things, the</span></div>
<div class="line"><a name="l00355"></a><span class="lineno"> 355</span> <span class="comment"> * destructor calls gtk_widget_destroy() on the managed top level</span></div>
<div class="line"><a name="l00356"></a><span class="lineno"> 356</span> <span class="comment"> * window object.</span></div>
<div class="line"><a name="l00357"></a><span class="lineno"> 357</span> <span class="comment"> */</span></div>
<div class="line"><a name="l00358"></a><span class="lineno"> 358</span>  <span class="keyword">virtual</span> <a class="code" href="classCgu_1_1WinBase.html#abe603f1c87d8cb7d311ef04b040661b4">~WinBase</a>();</div>
<div class="line"><a name="l00359"></a><span class="lineno"> 359</span> </div>
<div class="line"><a name="l00360"></a><span class="lineno"> 360</span> <span class="preprocessor">#ifdef CGU_USE_GLIB_MEMORY_SLICES_NO_COMPAT</span></div>
<div class="line"><a name="l00361"></a><span class="lineno"> 361</span> <span class="preprocessor"></span> <a class="code" href="cgu__config_8h.html#a13241741f6a47356f61508faea37c35a">CGU_GLIB_MEMORY_SLICES_FUNCS</a></div>
<div class="line"><a name="l00362"></a><span class="lineno"> 362</span> <span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00363"></a><span class="lineno"> 363</span> <span class="preprocessor"></span>};</div>
<div class="line"><a name="l00364"></a><span class="lineno"> 364</span> </div>
<div class="line"><a name="l00365"></a><span class="lineno"> 365</span> <span class="preprocessor">#endif // CGU_USE_GTK</span></div>
<div class="line"><a name="l00366"></a><span class="lineno"> 366</span> <span class="preprocessor"></span></div>
<div class="line"><a name="l00367"></a><span class="lineno"> 367</span> } <span class="comment">// namespace Cgu</span></div>
<div class="line"><a name="l00368"></a><span class="lineno"> 368</span> </div>
<div class="line"><a name="l00369"></a><span class="lineno"> 369</span> <span class="preprocessor">#endif // CGU_WINDOW_H</span></div>
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