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<div class="title">remmina_scrolled_viewport.c</div> </div>
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<a href="remmina__scrolled__viewport_8c.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">/*</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span> <span class="comment"> * Remmina - The GTK+ Remote Desktop Client</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span> <span class="comment"> * Copyright (C) 2009 - Vic Lee</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span> <span class="comment"> * Copyright (C) 2014-2015 Antenore Gatta, Fabio Castelli, Giovanni Panozzo</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span> <span class="comment"> * Copyright (C) 2016-2023 Antenore Gatta, Giovanni Panozzo</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 program is free software; you can redistribute it and/or modify</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span> <span class="comment"> * it under the terms of the GNU General Public License as published by</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span> <span class="comment"> * the Free Software Foundation; either version 2 of the License, or</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span> <span class="comment"> * (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 program is distributed in the hope that it will be useful,</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span> <span class="comment"> * but 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</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span> <span class="comment"> * GNU General Public License 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 General Public License</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span> <span class="comment"> * along with this program; if not, write to the Free Software</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span> <span class="comment"> * Foundation, Inc., 51 Franklin Street, Fifth Floor,</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span> <span class="comment"> * Boston, MA 02110-1301, USA.</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span> <span class="comment"> *</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span> <span class="comment"> * In addition, as a special exception, the copyright holders give</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span> <span class="comment"> * permission to link the code of portions of this program with the</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span> <span class="comment"> * OpenSSL library under certain conditions as described in each</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span> <span class="comment"> * individual source file, and distribute linked combinations</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span> <span class="comment"> * including the two.</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span> <span class="comment"> * You must obey the GNU General Public License in all respects</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span> <span class="comment"> * for all of the code used other than OpenSSL. * If you modify</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span> <span class="comment"> * file(s) with this exception, you may extend this exception to your</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span> <span class="comment"> * version of the file(s), but you are not obligated to do so. * If you</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span> <span class="comment"> * do not wish to do so, delete this exception statement from your</span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span> <span class="comment"> * version. * If you delete this exception statement from all source</span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span> <span class="comment"> * files in the program, then also delete it here.</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"> */</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="preprocessor">#include <gtk/gtk.h></span></div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span> <span class="preprocessor">#include "config.h"</span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span> <span class="preprocessor">#include "<a class="code" href="remmina__scrolled__viewport_8h.html">remmina_scrolled_viewport.h</a>"</span></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span> <span class="preprocessor">#include "<a class="code" href="remmina__pref_8h.html">remmina_pref.h</a>"</span></div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span> <span class="preprocessor">#include "<a class="code" href="remmina__log_8h.html">remmina_log.h</a>"</span></div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span> <span class="preprocessor">#include "<a class="code" href="remmina__trace__calls_8h.html">remmina/remmina_trace_calls.h</a>"</span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span> </div><div class="line"><a name="l00044"></a><span class="lineno"><a class="line" href="remmina__scrolled__viewport_8c.html#ad01fdfbbca6cbe5328f5fbdac7885a1d"> 44</a></span> <a class="code" href="remmina__scrolled__viewport_8c.html#ad01fdfbbca6cbe5328f5fbdac7885a1d">G_DEFINE_TYPE</a>( <a class="code" href="struct___remmina_scrolled_viewport.html">RemminaScrolledViewport</a>, remmina_scrolled_viewport, GTK_TYPE_EVENT_BOX)</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span> </div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span> <span class="keyword">static</span> <span class="keywordtype">void</span> remmina_scrolled_viewport_get_preferred_width(GtkWidget* widget, gint* minimum_width, gint* natural_width)</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span> {</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>  TRACE_CALL(__func__);</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>  <span class="comment">/* Just return a fake small size, so gtk_window_fullscreen() will not fail</span></div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span> <span class="comment"> * because our content is too big*/</span></div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>  <span class="keywordflow">if</span> (minimum_width != NULL) *minimum_width = 100;</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>  <span class="keywordflow">if</span> (natural_width != NULL) *natural_width = 100;</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> </div><div class="line"><a name="l00055"></a><span class="lineno"><a class="line" href="remmina__scrolled__viewport_8c.html#a93b878c7daeeaf0d90e6795921e21ca0"> 55</a></span> <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="remmina__scrolled__viewport_8c.html#a93b878c7daeeaf0d90e6795921e21ca0">remmina_scrolled_viewport_get_preferred_height</a>(GtkWidget* widget, gint* minimum_height, gint* natural_height)</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span> {</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>  TRACE_CALL(__func__);</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>  <span class="comment">/* Just return a fake small size, so gtk_window_fullscreen() will not fail</span></div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span> <span class="comment"> * because our content is too big*/</span></div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>  <span class="keywordflow">if</span> (minimum_height != NULL) *minimum_height = 100;</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>  <span class="keywordflow">if</span> (natural_height != NULL) *natural_height = 100;</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span> }</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span> </div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span> <span class="comment">/* Event handler when mouse move on borders</span></div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span> <span class="comment"> * Note that this handler may repeat itself. Zeroing out viewport_motion_handler before returning FALSE will</span></div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span> <span class="comment"> * relay the fact that this specific occurrence of timeout has been cancelled.</span></div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span> <span class="comment"> * A new one may be scheduled if the mouse pointer moves to the edge again.</span></div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span> <span class="comment"> */</span></div><div class="line"><a name="l00069"></a><span class="lineno"><a class="line" href="remmina__scrolled__viewport_8c.html#ab6821a1bbe2dbd787512236a68493b4f"> 69</a></span> <span class="keyword">static</span> gboolean <a class="code" href="remmina__scrolled__viewport_8c.html#ab6821a1bbe2dbd787512236a68493b4f">remmina_scrolled_viewport_motion_timeout</a>(gpointer data)</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span> {</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>  TRACE_CALL(__func__);</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>  <a class="code" href="struct___remmina_scrolled_viewport.html">RemminaScrolledViewport</a> *gsv;</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>  GtkWidget *child;</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>  GdkDisplay *display;</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span> <span class="preprocessor">#if GTK_CHECK_VERSION(3, 20, 0)</span></div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>  GdkSeat *seat;</div><div class="line"><a name="l00077"></a><span class="lineno"> 77</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>  GdkDeviceManager *device_manager;</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>  GdkDevice *pointer;</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>  GdkScreen *screen;</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>  GdkWindow *gsvwin;</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>  gint x, y, mx, my, w, h, rootx, rooty;</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>  GtkAdjustment *adj;</div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>  gdouble value;</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>  gsv = REMMINA_SCROLLED_VIEWPORT(data);</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>  <span class="keywordflow">if</span> (!gsv || !gsv-><a class="code" href="struct___remmina_scrolled_viewport.html#aed56f5dfabf67c663eeddbe154734966">viewport_motion_handler</a>)</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>  <span class="comment">// Either the pointer is nullptr or the source id is already 0</span></div><div class="line"><a name="l00090"></a><span class="lineno"> 90</span>  <span class="keywordflow">return</span> FALSE;</div><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>  <span class="keywordflow">if</span> (!REMMINA_IS_SCROLLED_VIEWPORT(data)) {</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</span>  gsv-><a class="code" href="struct___remmina_scrolled_viewport.html#aed56f5dfabf67c663eeddbe154734966">viewport_motion_handler</a> = 0;</div><div class="line"><a name="l00093"></a><span class="lineno"> 93</span>  <span class="keywordflow">return</span> FALSE;</div><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>  }</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>  <span class="keywordflow">if</span> (!GTK_IS_BIN(data)) {</div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>  gsv-><a class="code" href="struct___remmina_scrolled_viewport.html#aed56f5dfabf67c663eeddbe154734966">viewport_motion_handler</a> = 0;</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>  <span class="keywordflow">return</span> FALSE;</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>  }</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span> </div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>  child = gtk_bin_get_child(GTK_BIN(gsv));</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>  <span class="keywordflow">if</span> (!GTK_IS_VIEWPORT(child)) {</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>  gsv-><a class="code" href="struct___remmina_scrolled_viewport.html#aed56f5dfabf67c663eeddbe154734966">viewport_motion_handler</a> = 0;</div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>  <span class="keywordflow">return</span> FALSE;</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>  }</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span> </div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>  gsvwin = gtk_widget_get_window(GTK_WIDGET(gsv));</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>  display = gdk_display_get_default();</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>  <span class="keywordflow">if</span> (!display) {</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>  gsv-><a class="code" href="struct___remmina_scrolled_viewport.html#aed56f5dfabf67c663eeddbe154734966">viewport_motion_handler</a> = 0;</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>  <span class="keywordflow">return</span> FALSE;</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> <span class="preprocessor">#if GTK_CHECK_VERSION(3, 20, 0)</span></div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>  seat = gdk_display_get_default_seat(display);</div><div class="line"><a name="l00115"></a><span class="lineno"> 115</span>  pointer = gdk_seat_get_pointer(seat);</div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span> <span class="preprocessor">#else</span></div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>  device_manager = gdk_display_get_device_manager(display);</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>  pointer = gdk_device_manager_get_client_pointer(device_manager);</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span> <span class="preprocessor">#endif</span></div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>  gdk_device_get_position(pointer, &screen, &x, &y);</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>  w = gdk_window_get_width(gsvwin) + SCROLL_BORDER_SIZE; <span class="comment">// Add 2px of black scroll border</span></div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>  h = gdk_window_get_height(gsvwin) + SCROLL_BORDER_SIZE; <span class="comment">// Add 2px of black scroll border</span></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>  gdk_window_get_root_origin(gsvwin, &rootx, &rooty );</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>  x -= rootx;</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>  y -= rooty;</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span> </div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>  mx = (x <= 0 ? -1 : (x >= w - 1 ? 1 : 0));</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>  my = (y <= 0 ? -1 : (y >= h - 1 ? 1 : 0));</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>  <span class="keywordflow">if</span> (mx != 0) {</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>  gint step = MAX(10, MIN(<a class="code" href="rcw_8c.html#a29701ae152ba15f6d8921f395174d2df">remmina_pref</a>.<a class="code" href="struct___remmina_pref.html#a65a1f2b90d033425fd0c041fccae320c">auto_scroll_step</a>, w / 5));</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>  adj = gtk_scrollable_get_hadjustment(GTK_SCROLLABLE(child));</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>  value = gtk_adjustment_get_value(GTK_ADJUSTMENT(adj)) + (gdouble)(mx * step);</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>  value = MAX(0, MIN(value, gtk_adjustment_get_upper(GTK_ADJUSTMENT(adj)) - (gdouble)w + 2.0));</div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>  gtk_adjustment_set_value(GTK_ADJUSTMENT(adj), value);</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>  <span class="keywordflow">if</span> (my != 0) {</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>  gint step = MAX(10, MIN(<a class="code" href="rcw_8c.html#a29701ae152ba15f6d8921f395174d2df">remmina_pref</a>.<a class="code" href="struct___remmina_pref.html#a65a1f2b90d033425fd0c041fccae320c">auto_scroll_step</a>, h / 5));</div><div class="line"><a name="l00141"></a><span class="lineno"> 141</span>  adj = gtk_scrollable_get_vadjustment(GTK_SCROLLABLE(child));</div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>  value = gtk_adjustment_get_value(GTK_ADJUSTMENT(adj)) + (gdouble)(my * step);</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>  value = MAX(0, MIN(value, gtk_adjustment_get_upper(GTK_ADJUSTMENT(adj)) - (gdouble)h + 2.0));</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>  gtk_adjustment_set_value(GTK_ADJUSTMENT(adj), value);</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>  }</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>  <span class="keywordflow">return</span> TRUE;</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span> }</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span> </div><div class="line"><a name="l00149"></a><span class="lineno"><a class="line" href="remmina__scrolled__viewport_8c.html#ac06419d58d2ab93bc593ead674eb7cb5"> 149</a></span> <span class="keyword">static</span> gboolean <a class="code" href="remmina__scrolled__viewport_8c.html#ac06419d58d2ab93bc593ead674eb7cb5">remmina_scrolled_viewport_enter</a>(GtkWidget *widget, GdkEventCrossing *event, gpointer data)</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span> {</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>  TRACE_CALL(__func__);</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>  <a class="code" href="remmina__scrolled__viewport_8c.html#a0ba56f429a9c1ec05b093f5f78be692c">remmina_scrolled_viewport_remove_motion</a>(REMMINA_SCROLLED_VIEWPORT(widget));</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>  <span class="keywordflow">return</span> FALSE;</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span> }</div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span> </div><div class="line"><a name="l00156"></a><span class="lineno"><a class="line" href="remmina__scrolled__viewport_8c.html#a9d6732462f9ec91d0c00e96bd0c3692e"> 156</a></span> <span class="keyword">static</span> gboolean <a class="code" href="remmina__scrolled__viewport_8c.html#a9d6732462f9ec91d0c00e96bd0c3692e">remmina_scrolled_viewport_leave</a>(GtkWidget *widget, GdkEventCrossing *event, gpointer data)</div><div class="line"><a name="l00157"></a><span class="lineno"> 157</span> {</div><div class="line"><a name="l00158"></a><span class="lineno"> 158</span>  TRACE_CALL(__func__);</div><div class="line"><a name="l00159"></a><span class="lineno"> 159</span>  <a class="code" href="struct___remmina_scrolled_viewport.html">RemminaScrolledViewport</a> *gsv = REMMINA_SCROLLED_VIEWPORT(widget);</div><div class="line"><a name="l00160"></a><span class="lineno"> 160</span>  <span class="keywordflow">if</span> (gsv-><a class="code" href="struct___remmina_scrolled_viewport.html#aed56f5dfabf67c663eeddbe154734966">viewport_motion_handler</a>) {</div><div class="line"><a name="l00161"></a><span class="lineno"> 161</span>  REMMINA_DEBUG(<span class="stringliteral">"cleaning motion ..."</span>);</div><div class="line"><a name="l00162"></a><span class="lineno"> 162</span>  <a class="code" href="remmina__scrolled__viewport_8c.html#a0ba56f429a9c1ec05b093f5f78be692c">remmina_scrolled_viewport_remove_motion</a>(gsv);</div><div class="line"><a name="l00163"></a><span class="lineno"> 163</span>  }</div><div class="line"><a name="l00164"></a><span class="lineno"> 164</span>  gsv-><a class="code" href="struct___remmina_scrolled_viewport.html#aed56f5dfabf67c663eeddbe154734966">viewport_motion_handler</a> = g_timeout_add(20, <a class="code" href="remmina__scrolled__viewport_8c.html#ab6821a1bbe2dbd787512236a68493b4f">remmina_scrolled_viewport_motion_timeout</a>, gsv);</div><div class="line"><a name="l00165"></a><span class="lineno"> 165</span>  <span class="keywordflow">return</span> FALSE;</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"><a class="line" href="remmina__scrolled__viewport_8c.html#a4125a8458ff5e18fb10be420921e01c7"> 168</a></span> <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="remmina__scrolled__viewport_8c.html#a4125a8458ff5e18fb10be420921e01c7">remmina_scrolled_viewport_destroy</a>(GtkWidget *widget, gpointer data)</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>  TRACE_CALL(__func__);</div><div class="line"><a name="l00171"></a><span class="lineno"> 171</span>  <a class="code" href="remmina__scrolled__viewport_8c.html#a0ba56f429a9c1ec05b093f5f78be692c">remmina_scrolled_viewport_remove_motion</a>(REMMINA_SCROLLED_VIEWPORT(widget));</div><div class="line"><a name="l00172"></a><span class="lineno"> 172</span> }</div><div class="line"><a name="l00173"></a><span class="lineno"> 173</span> </div><div class="line"><a name="l00174"></a><span class="lineno"><a class="line" href="remmina__scrolled__viewport_8c.html#a9efdaaa5d040cbad9f03bd2100caf011"> 174</a></span> <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="remmina__scrolled__viewport_8c.html#a9efdaaa5d040cbad9f03bd2100caf011">remmina_scrolled_viewport_class_init</a>(<a class="code" href="struct___remmina_scrolled_viewport_class.html">RemminaScrolledViewportClass</a> *klass)</div><div class="line"><a name="l00175"></a><span class="lineno"> 175</span> {</div><div class="line"><a name="l00176"></a><span class="lineno"> 176</span>  TRACE_CALL(__func__);</div><div class="line"><a name="l00177"></a><span class="lineno"> 177</span>  GtkWidgetClass *widget_class;</div><div class="line"><a name="l00178"></a><span class="lineno"> 178</span>  widget_class = (GtkWidgetClass*)klass;</div><div class="line"><a name="l00179"></a><span class="lineno"> 179</span> </div><div class="line"><a name="l00180"></a><span class="lineno"> 180</span>  widget_class->get_preferred_width = remmina_scrolled_viewport_get_preferred_width;</div><div class="line"><a name="l00181"></a><span class="lineno"> 181</span>  widget_class->get_preferred_height = <a class="code" href="remmina__scrolled__viewport_8c.html#a93b878c7daeeaf0d90e6795921e21ca0">remmina_scrolled_viewport_get_preferred_height</a>;</div><div class="line"><a name="l00182"></a><span class="lineno"> 182</span> </div><div class="line"><a name="l00183"></a><span class="lineno"> 183</span> }</div><div class="line"><a name="l00184"></a><span class="lineno"> 184</span> </div><div class="line"><a name="l00185"></a><span class="lineno"><a class="line" href="remmina__scrolled__viewport_8c.html#a9c516b192a3a2f00b6f2185bf0f7bd9b"> 185</a></span> <span class="keyword">static</span> <span class="keywordtype">void</span> <a class="code" href="remmina__scrolled__viewport_8c.html#a9c516b192a3a2f00b6f2185bf0f7bd9b">remmina_scrolled_viewport_init</a>(<a class="code" href="struct___remmina_scrolled_viewport.html">RemminaScrolledViewport</a> *gsv)</div><div class="line"><a name="l00186"></a><span class="lineno"> 186</span> {</div><div class="line"><a name="l00187"></a><span class="lineno"> 187</span>  TRACE_CALL(__func__);</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> </div><div class="line"><a name="l00190"></a><span class="lineno"><a class="line" href="remmina__scrolled__viewport_8h.html#a0ba56f429a9c1ec05b093f5f78be692c"> 190</a></span> <span class="keywordtype">void</span> <a class="code" href="remmina__scrolled__viewport_8c.html#a0ba56f429a9c1ec05b093f5f78be692c">remmina_scrolled_viewport_remove_motion</a>(<a class="code" href="struct___remmina_scrolled_viewport.html">RemminaScrolledViewport</a> *gsv)</div><div class="line"><a name="l00191"></a><span class="lineno"> 191</span> {</div><div class="line"><a name="l00192"></a><span class="lineno"> 192</span>  TRACE_CALL(__func__);</div><div class="line"><a name="l00193"></a><span class="lineno"> 193</span>  guint handler = gsv-><a class="code" href="struct___remmina_scrolled_viewport.html#aed56f5dfabf67c663eeddbe154734966">viewport_motion_handler</a>;</div><div class="line"><a name="l00194"></a><span class="lineno"> 194</span>  <span class="keywordflow">if</span> (handler) {</div><div class="line"><a name="l00195"></a><span class="lineno"> 195</span>  gsv-><a class="code" href="struct___remmina_scrolled_viewport.html#aed56f5dfabf67c663eeddbe154734966">viewport_motion_handler</a> = 0;</div><div class="line"><a name="l00196"></a><span class="lineno"> 196</span>  g_source_remove(handler);</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> </div><div class="line"><a name="l00200"></a><span class="lineno"> 200</span> GtkWidget*</div><div class="line"><a name="l00201"></a><span class="lineno"><a class="line" href="remmina__scrolled__viewport_8h.html#aadfe00c3960eab12d17bdb47495dd1ee"> 201</a></span> <a class="code" href="remmina__scrolled__viewport_8c.html#aadfe00c3960eab12d17bdb47495dd1ee">remmina_scrolled_viewport_new</a>(<span class="keywordtype">void</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>  TRACE_CALL(__func__);</div><div class="line"><a name="l00204"></a><span class="lineno"> 204</span>  <a class="code" href="struct___remmina_scrolled_viewport.html">RemminaScrolledViewport</a> *gsv;</div><div class="line"><a name="l00205"></a><span class="lineno"> 205</span> </div><div class="line"><a name="l00206"></a><span class="lineno"> 206</span>  gsv = REMMINA_SCROLLED_VIEWPORT(g_object_new(REMMINA_TYPE_SCROLLED_VIEWPORT, NULL));</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>  gsv-><a class="code" href="struct___remmina_scrolled_viewport.html#aed56f5dfabf67c663eeddbe154734966">viewport_motion_handler</a> = 0;</div><div class="line"><a name="l00209"></a><span class="lineno"> 209</span> </div><div class="line"><a name="l00210"></a><span class="lineno"> 210</span>  gtk_widget_set_size_request(GTK_WIDGET(gsv), 1, 1);</div><div class="line"><a name="l00211"></a><span class="lineno"> 211</span>  gtk_widget_add_events(GTK_WIDGET(gsv), GDK_ENTER_NOTIFY_MASK | GDK_LEAVE_NOTIFY_MASK);</div><div class="line"><a name="l00212"></a><span class="lineno"> 212</span>  g_signal_connect(G_OBJECT(gsv), <span class="stringliteral">"destroy"</span>, G_CALLBACK(<a class="code" href="remmina__scrolled__viewport_8c.html#a4125a8458ff5e18fb10be420921e01c7">remmina_scrolled_viewport_destroy</a>), NULL);</div><div class="line"><a name="l00213"></a><span class="lineno"> 213</span>  g_signal_connect(G_OBJECT(gsv), <span class="stringliteral">"enter-notify-event"</span>, G_CALLBACK(<a class="code" href="remmina__scrolled__viewport_8c.html#ac06419d58d2ab93bc593ead674eb7cb5">remmina_scrolled_viewport_enter</a>), NULL);</div><div class="line"><a name="l00214"></a><span class="lineno"> 214</span>  g_signal_connect(G_OBJECT(gsv), <span class="stringliteral">"leave-notify-event"</span>, G_CALLBACK(<a class="code" href="remmina__scrolled__viewport_8c.html#a9d6732462f9ec91d0c00e96bd0c3692e">remmina_scrolled_viewport_leave</a>), NULL);</div><div class="line"><a name="l00215"></a><span class="lineno"> 215</span> </div><div class="line"><a name="l00216"></a><span class="lineno"> 216</span>  <span class="keywordflow">return</span> GTK_WIDGET(gsv);</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> </div><div class="ttc" id="remmina__scrolled__viewport_8c_html_ab6821a1bbe2dbd787512236a68493b4f"><div class="ttname"><a href="remmina__scrolled__viewport_8c.html#ab6821a1bbe2dbd787512236a68493b4f">remmina_scrolled_viewport_motion_timeout</a></div><div class="ttdeci">static gboolean remmina_scrolled_viewport_motion_timeout(gpointer data)</div><div class="ttdef"><b>Definition:</b> <a href="remmina__scrolled__viewport_8c_source.html#l00069">remmina_scrolled_viewport.c:69</a></div></div>
<div class="ttc" id="remmina__scrolled__viewport_8c_html_a9efdaaa5d040cbad9f03bd2100caf011"><div class="ttname"><a href="remmina__scrolled__viewport_8c.html#a9efdaaa5d040cbad9f03bd2100caf011">remmina_scrolled_viewport_class_init</a></div><div class="ttdeci">static void remmina_scrolled_viewport_class_init(RemminaScrolledViewportClass *klass)</div><div class="ttdef"><b>Definition:</b> <a href="remmina__scrolled__viewport_8c_source.html#l00174">remmina_scrolled_viewport.c:174</a></div></div>
<div class="ttc" id="remmina__scrolled__viewport_8c_html_a0ba56f429a9c1ec05b093f5f78be692c"><div class="ttname"><a href="remmina__scrolled__viewport_8c.html#a0ba56f429a9c1ec05b093f5f78be692c">remmina_scrolled_viewport_remove_motion</a></div><div class="ttdeci">void remmina_scrolled_viewport_remove_motion(RemminaScrolledViewport *gsv)</div><div class="ttdef"><b>Definition:</b> <a href="remmina__scrolled__viewport_8c_source.html#l00190">remmina_scrolled_viewport.c:190</a></div></div>
<div class="ttc" id="struct___remmina_pref_html_a65a1f2b90d033425fd0c041fccae320c"><div class="ttname"><a href="struct___remmina_pref.html#a65a1f2b90d033425fd0c041fccae320c">_RemminaPref::auto_scroll_step</a></div><div class="ttdeci">gint auto_scroll_step</div><div class="ttdef"><b>Definition:</b> <a href="remmina__pref_8h_source.html#l00143">remmina_pref.h:143</a></div></div>
<div class="ttc" id="remmina__trace__calls_8h_html"><div class="ttname"><a href="remmina__trace__calls_8h.html">remmina_trace_calls.h</a></div></div>
<div class="ttc" id="remmina__scrolled__viewport_8h_html"><div class="ttname"><a href="remmina__scrolled__viewport_8h.html">remmina_scrolled_viewport.h</a></div></div>
<div class="ttc" id="struct___remmina_scrolled_viewport_html"><div class="ttname"><a href="struct___remmina_scrolled_viewport.html">_RemminaScrolledViewport</a></div><div class="ttdef"><b>Definition:</b> <a href="remmina__scrolled__viewport_8h_source.html#l00055">remmina_scrolled_viewport.h:55</a></div></div>
<div class="ttc" id="remmina__scrolled__viewport_8c_html_a9c516b192a3a2f00b6f2185bf0f7bd9b"><div class="ttname"><a href="remmina__scrolled__viewport_8c.html#a9c516b192a3a2f00b6f2185bf0f7bd9b">remmina_scrolled_viewport_init</a></div><div class="ttdeci">static void remmina_scrolled_viewport_init(RemminaScrolledViewport *gsv)</div><div class="ttdef"><b>Definition:</b> <a href="remmina__scrolled__viewport_8c_source.html#l00185">remmina_scrolled_viewport.c:185</a></div></div>
<div class="ttc" id="remmina__scrolled__viewport_8c_html_a4125a8458ff5e18fb10be420921e01c7"><div class="ttname"><a href="remmina__scrolled__viewport_8c.html#a4125a8458ff5e18fb10be420921e01c7">remmina_scrolled_viewport_destroy</a></div><div class="ttdeci">static void remmina_scrolled_viewport_destroy(GtkWidget *widget, gpointer data)</div><div class="ttdef"><b>Definition:</b> <a href="remmina__scrolled__viewport_8c_source.html#l00168">remmina_scrolled_viewport.c:168</a></div></div>
<div class="ttc" id="remmina__scrolled__viewport_8c_html_a9d6732462f9ec91d0c00e96bd0c3692e"><div class="ttname"><a href="remmina__scrolled__viewport_8c.html#a9d6732462f9ec91d0c00e96bd0c3692e">remmina_scrolled_viewport_leave</a></div><div class="ttdeci">static gboolean remmina_scrolled_viewport_leave(GtkWidget *widget, GdkEventCrossing *event, gpointer data)</div><div class="ttdef"><b>Definition:</b> <a href="remmina__scrolled__viewport_8c_source.html#l00156">remmina_scrolled_viewport.c:156</a></div></div>
<div class="ttc" id="remmina__scrolled__viewport_8c_html_aadfe00c3960eab12d17bdb47495dd1ee"><div class="ttname"><a href="remmina__scrolled__viewport_8c.html#aadfe00c3960eab12d17bdb47495dd1ee">remmina_scrolled_viewport_new</a></div><div class="ttdeci">GtkWidget * remmina_scrolled_viewport_new(void)</div><div class="ttdef"><b>Definition:</b> <a href="remmina__scrolled__viewport_8c_source.html#l00201">remmina_scrolled_viewport.c:201</a></div></div>
<div class="ttc" id="remmina__scrolled__viewport_8c_html_ac06419d58d2ab93bc593ead674eb7cb5"><div class="ttname"><a href="remmina__scrolled__viewport_8c.html#ac06419d58d2ab93bc593ead674eb7cb5">remmina_scrolled_viewport_enter</a></div><div class="ttdeci">static gboolean remmina_scrolled_viewport_enter(GtkWidget *widget, GdkEventCrossing *event, gpointer data)</div><div class="ttdef"><b>Definition:</b> <a href="remmina__scrolled__viewport_8c_source.html#l00149">remmina_scrolled_viewport.c:149</a></div></div>
<div class="ttc" id="remmina__log_8h_html"><div class="ttname"><a href="remmina__log_8h.html">remmina_log.h</a></div></div>
<div class="ttc" id="remmina__scrolled__viewport_8c_html_a93b878c7daeeaf0d90e6795921e21ca0"><div class="ttname"><a href="remmina__scrolled__viewport_8c.html#a93b878c7daeeaf0d90e6795921e21ca0">remmina_scrolled_viewport_get_preferred_height</a></div><div class="ttdeci">static void remmina_scrolled_viewport_get_preferred_height(GtkWidget *widget, gint *minimum_height, gint *natural_height)</div><div class="ttdef"><b>Definition:</b> <a href="remmina__scrolled__viewport_8c_source.html#l00055">remmina_scrolled_viewport.c:55</a></div></div>
<div class="ttc" id="struct___remmina_scrolled_viewport_class_html"><div class="ttname"><a href="struct___remmina_scrolled_viewport_class.html">_RemminaScrolledViewportClass</a></div><div class="ttdef"><b>Definition:</b> <a href="remmina__scrolled__viewport_8h_source.html#l00062">remmina_scrolled_viewport.h:62</a></div></div>
<div class="ttc" id="rcw_8c_html_a29701ae152ba15f6d8921f395174d2df"><div class="ttname"><a href="rcw_8c.html#a29701ae152ba15f6d8921f395174d2df">remmina_pref</a></div><div class="ttdeci">RemminaPref remmina_pref</div><div class="ttdef"><b>Definition:</b> <a href="rcw_8c_source.html#l00079">rcw.c:79</a></div></div>
<div class="ttc" id="remmina__pref_8h_html"><div class="ttname"><a href="remmina__pref_8h.html">remmina_pref.h</a></div></div>
<div class="ttc" id="struct___remmina_scrolled_viewport_html_aed56f5dfabf67c663eeddbe154734966"><div class="ttname"><a href="struct___remmina_scrolled_viewport.html#aed56f5dfabf67c663eeddbe154734966">_RemminaScrolledViewport::viewport_motion_handler</a></div><div class="ttdeci">guint viewport_motion_handler</div><div class="ttdef"><b>Definition:</b> <a href="remmina__scrolled__viewport_8h_source.html#l00059">remmina_scrolled_viewport.h:59</a></div></div>
<div class="ttc" id="remmina__scrolled__viewport_8c_html_ad01fdfbbca6cbe5328f5fbdac7885a1d"><div class="ttname"><a href="remmina__scrolled__viewport_8c.html#ad01fdfbbca6cbe5328f5fbdac7885a1d">G_DEFINE_TYPE</a></div><div class="ttdeci">G_DEFINE_TYPE(RemminaScrolledViewport, remmina_scrolled_viewport, GTK_TYPE_EVENT_BOX)</div><div class="ttdef"><b>Definition:</b> <a href="remmina__scrolled__viewport_8c_source.html#l00044">remmina_scrolled_viewport.c:44</a></div></div>
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