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authorneodarz <neodarz@neodarz.net>2018-08-11 20:21:34 +0200
committerneodarz <neodarz@neodarz.net>2018-08-11 20:21:34 +0200
commit0ea5fc66924303d1bf73ba283a383e2aadee02f2 (patch)
tree2568e71a7ccc44ec23b8bb3f0ff97fb6bf2ed709 /docs/doxygen/nel/gtk__displayer_8cpp-source.html
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+<hr><h1>gtk_displayer.cpp</h1><a href="gtk__displayer_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre>00001
+00007 <font class="comment">/* Copyright, 2001 Nevrax Ltd.</font>
+00008 <font class="comment"> *</font>
+00009 <font class="comment"> * This file is part of NEVRAX NEL.</font>
+00010 <font class="comment"> * NEVRAX NEL is free software; you can redistribute it and/or modify</font>
+00011 <font class="comment"> * it under the terms of the GNU General Public License as published by</font>
+00012 <font class="comment"> * the Free Software Foundation; either version 2, or (at your option)</font>
+00013 <font class="comment"> * any later version.</font>
+00014 <font class="comment"></font>
+00015 <font class="comment"> * NEVRAX NEL is distributed in the hope that it will be useful, but</font>
+00016 <font class="comment"> * WITHOUT ANY WARRANTY; without even the implied warranty of</font>
+00017 <font class="comment"> * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</font>
+00018 <font class="comment"> * General Public License for more details.</font>
+00019 <font class="comment"></font>
+00020 <font class="comment"> * You should have received a copy of the GNU General Public License</font>
+00021 <font class="comment"> * along with NEVRAX NEL; see the file COPYING. If not, write to the</font>
+00022 <font class="comment"> * Free Software Foundation, Inc., 59 Temple Place - Suite 330, Boston,</font>
+00023 <font class="comment"> * MA 02111-1307, USA.</font>
+00024 <font class="comment"> */</font>
+00025
+00026 <font class="preprocessor">#include "<a class="code" href="stdmisc_8h.html">stdmisc.h</a>"</font>
+00027
+00028 <font class="preprocessor">#ifdef NL_USE_GTK</font>
+00029 <font class="preprocessor"></font>
+00030 <font class="preprocessor">#include &lt;gtk/gtk.h&gt;</font>
+00031 <font class="preprocessor">#include &lt;gdk/gdkkeysyms.h&gt;</font>
+00032
+00033 <font class="preprocessor">#ifdef NL_OS_WINDOWS</font>
+00034 <font class="preprocessor"></font><font class="comment">// automatically add gtk library</font>
+00035 <font class="preprocessor">#pragma comment(lib, "gtk-1.3.lib")</font>
+00036 <font class="preprocessor"></font><font class="preprocessor">#pragma comment(lib, "gdk-1.3.lib")</font>
+00037 <font class="preprocessor"></font><font class="preprocessor">#pragma comment(lib, "glib-1.3.lib")</font>
+00038 <font class="preprocessor"></font><font class="preprocessor">#pragma comment(lib, "gthread-1.3.lib")</font>
+00039 <font class="preprocessor"></font><font class="preprocessor">#endif</font>
+00040 <font class="preprocessor"></font>
+00041 <font class="preprocessor">#include &lt;iostream&gt;</font>
+00042 <font class="preprocessor">#include &lt;fstream&gt;</font>
+00043 <font class="preprocessor">#include &lt;iomanip&gt;</font>
+00044 <font class="preprocessor">#include &lt;signal.h&gt;</font>
+00045
+00046 <font class="preprocessor">#include "<a class="code" href="path_8h.html">nel/misc/path.h</a>"</font>
+00047 <font class="preprocessor">#include "<a class="code" href="command_8h.html">nel/misc/command.h</a>"</font>
+00048 <font class="preprocessor">#include "<a class="code" href="thread_8h.html">nel/misc/thread.h</a>"</font>
+00049
+00050 <font class="preprocessor">#include "<a class="code" href="gtk__displayer_8h.html">nel/misc/gtk_displayer.h</a>"</font>
+00051
+00052 <font class="keyword">using</font> <font class="keyword">namespace </font>std;
+00053
+00054 <font class="keyword">namespace </font>NLMISC {
+00055
+00056 GtkWidget *RootWindow = NULL, *OutputText = NULL, *InputText = NULL, *hrootbox = NULL;
+00057
+00058 CGtkDisplayer::~CGtkDisplayer ()
+00059 {
+00060 <font class="keywordflow">if</font> (_Init)
+00061 {
+00062 }
+00063 }
+00064
+00065 <font class="keywordtype">void</font> CGtkDisplayer::updateLabels ()
+00066 {
+00067 {
+00068 CSynchronized&lt;std::vector&lt;CLabelEntry&gt; &gt;::CAccessor access (&amp;_Labels);
+00069 <font class="keywordflow">for</font> (<a class="code" href="types__nl_8h.html#a14">uint</a> i = 0; i &lt; access.value().size(); i++)
+00070 {
+00071 <font class="keywordflow">if</font> (access.value()[i].Hwnd == NULL)
+00072 {
+00073 access.value()[i].Hwnd = gtk_label_new (<font class="stringliteral">""</font>);
+00074 gtk_label_set_justify (GTK_LABEL (access.value()[i].Hwnd), GTK_JUSTIFY_LEFT);
+00075 gtk_label_set_line_wrap (GTK_LABEL (access.value()[i].Hwnd), FALSE);
+00076 gtk_widget_show (GTK_WIDGET (access.value()[i].Hwnd));
+00077 gtk_box_pack_start (GTK_BOX (hrootbox), GTK_WIDGET (access.value()[i].Hwnd), TRUE, TRUE, 0);
+00078 }
+00079 <font class="keywordflow">if</font> (!access.value()[i].Value.empty())
+00080 {
+00081 gtk_label_set_text (GTK_LABEL (access.value()[i].Hwnd), access.value()[i].Value.c_str());
+00082 access.value()[i].Value = <font class="stringliteral">""</font>;
+00083 }
+00084 }
+00085 }
+00086 }
+00087
+00088 <font class="comment">// windows delete event =&gt; quit</font>
+00089 gint delete_event (GtkWidget *widget, GdkEvent *event, gpointer <a class="code" href="driver__opengl__extension__def_8h.html#a271">data</a>)
+00090 {
+00091 gtk_main_quit();
+00092
+00093 exit(1);
+00094 <font class="keywordflow">return</font> FALSE;
+00095 }
+00096
+00097 vector&lt;string&gt; CommandHistory;
+00098 <a class="code" href="types__nl_8h.html#a10">uint32</a> CommandHistoryPos = 0;
+00099
+00100 gint KeyIn(GtkWidget *Widget, GdkEventKey *Event, gpointer *Data)
+00101 {
+00102 <font class="keywordflow">switch</font> (Event-&gt;keyval)
+00103 {
+00104 <font class="keywordflow">case</font> GDK_Escape : gtk_entry_set_text (GTK_ENTRY(Widget), <font class="stringliteral">""</font>); <font class="keywordflow">break</font>;
+00105 <font class="keywordflow">case</font> GDK_Up : <font class="keywordflow">if</font> (CommandHistoryPos &gt; 0) { CommandHistoryPos--; gtk_entry_set_text (GTK_ENTRY(Widget), CommandHistory[CommandHistoryPos].c_str()); } <font class="keywordflow">break</font>;
+00106 <font class="keywordflow">case</font> GDK_Down : <font class="keywordflow">if</font> (CommandHistoryPos + 1 &lt; CommandHistory.size()) { CommandHistoryPos++; gtk_entry_set_text (GTK_ENTRY(Widget), CommandHistory[CommandHistoryPos].c_str()); } <font class="keywordflow">break</font>;
+00107 <font class="keywordflow">case</font> GDK_KP_Enter : gtk_signal_emit_by_name(GTK_OBJECT(Widget),<font class="stringliteral">"activate"</font>); <font class="keywordflow">return</font> FALSE; <font class="keywordflow">break</font>;
+00108 <font class="keywordflow">default</font> : <font class="keywordflow">return</font> FALSE;
+00109 }
+00110 gtk_signal_emit_stop_by_name(GTK_OBJECT(Widget),<font class="stringliteral">"key_press_event"</font>);
+00111 <font class="keywordflow">return</font> TRUE;
+00112 }
+00113
+00114 <font class="keywordtype">void</font> updateInput ()
+00115 {
+00116 gtk_widget_grab_focus (InputText);
+00117 }
+00118
+00119 gint KeyOut(GtkWidget *Widget, GdkEventKey *Event, gpointer *Data)
+00120 {
+00121 updateInput();
+00122 gtk_signal_emit_stop_by_name(GTK_OBJECT(Widget),<font class="stringliteral">"key_press_event"</font>);
+00123 <font class="keywordflow">return</font> TRUE;
+00124 }
+00125
+00126
+00127 gint ButtonClear(GtkWidget *Widget, GdkEventKey *Event, gpointer *Data)
+00128 {
+00129 CGtkDisplayer *disp = (CGtkDisplayer *) Data;
+00130
+00131 disp-&gt;clear ();
+00132 <font class="keywordflow">return</font> TRUE;
+00133 }
+00134
+00135 <font class="comment">// the user typed command, execute it</font>
+00136 gint cbValidateCommand (GtkWidget *widget, GdkEvent *event, gpointer <a class="code" href="driver__opengl__extension__def_8h.html#a271">data</a>)
+00137 {
+00138 string cmd = gtk_entry_get_text (GTK_ENTRY(widget));
+00139 CommandHistory.push_back (cmd);
+00140 <font class="comment">// execute the command</font>
+00141 ICommand::execute (cmd, *<a class="code" href="namespaceNLMISC.html#a10">InfoLog</a>);
+00142 <font class="comment">// clear the input text</font>
+00143 gtk_entry_set_text (GTK_ENTRY(widget), <font class="stringliteral">""</font>);
+00144 CommandHistoryPos = CommandHistory.size();
+00145 <font class="keywordflow">return</font> TRUE;
+00146 }
+00147
+00148
+00149 <font class="keywordtype">void</font> CGtkDisplayer::open (string windowNameEx, <a class="code" href="types__nl_8h.html#a13">sint</a> <a class="code" href="driver__opengl__extension__def_8h.html#a242">x</a>, <a class="code" href="types__nl_8h.html#a13">sint</a> <a class="code" href="driver__opengl__extension__def_8h.html#a243">y</a>, <a class="code" href="types__nl_8h.html#a13">sint</a> <a class="code" href="driver__opengl__extension__def_8h.html#a245">w</a>, <a class="code" href="types__nl_8h.html#a13">sint</a> h, <a class="code" href="types__nl_8h.html#a13">sint</a> hs)
+00150 {
+00151 _HistorySize = hs;
+00152
+00153 gtk_init (NULL, NULL);
+00154
+00155 <font class="comment">// Root window</font>
+00156 RootWindow = gtk_window_new (GTK_WINDOW_TOPLEVEL);
+00157 string wn;
+00158 <font class="keywordflow">if</font> (!windowNameEx.empty())
+00159 {
+00160 wn += windowNameEx;
+00161 wn += <font class="stringliteral">": "</font>;
+00162 }
+00163 wn += <font class="stringliteral">"Nel Service Console (compiled "</font> __DATE__ <font class="stringliteral">" "</font> __TIME__ <font class="stringliteral">") "</font>;
+00164 gtk_window_set_title (GTK_WINDOW (RootWindow), wn.c_str());
+00165 gtk_window_set_default_size (GTK_WINDOW (RootWindow), <a class="code" href="driver__opengl__extension__def_8h.html#a245">w</a>, h);
+00166 gtk_signal_connect (GTK_OBJECT (RootWindow), <font class="stringliteral">"delete_event"</font>, GTK_SIGNAL_FUNC (delete_event), NULL);
+00167
+00168 <font class="comment">// Vertical box</font>
+00169 GtkWidget *vrootbox = gtk_vbox_new (FALSE, 0);
+00170 <a class="code" href="debug_8h.html#a6">nlassert</a> (vrootbox != NULL);
+00171 gtk_container_add (GTK_CONTAINER (RootWindow), vrootbox);
+00172
+00173 <font class="comment">// Horizontal box (for labels)</font>
+00174 hrootbox = gtk_hbox_new (FALSE, 0);
+00175 <a class="code" href="debug_8h.html#a6">nlassert</a> (hrootbox != NULL);
+00176 gtk_box_pack_start (GTK_BOX (vrootbox), hrootbox, FALSE, FALSE, 0);
+00177
+00178 <font class="comment">// Clear button</font>
+00179 GtkWidget *button = gtk_button_new_with_label (<font class="stringliteral">"Clear"</font>);
+00180 <a class="code" href="debug_8h.html#a6">nlassert</a> (button != NULL);
+00181 gtk_signal_connect (GTK_OBJECT (button), <font class="stringliteral">"clicked"</font>, GTK_SIGNAL_FUNC (ButtonClear), (gpointer) <font class="keyword">this</font>);
+00182 gtk_box_pack_start (GTK_BOX (hrootbox), button, FALSE, FALSE, 0);
+00183
+00184 <font class="comment">// Output text</font>
+00185 GtkWidget *scrolled_win2 = gtk_scrolled_window_new (NULL, NULL);
+00186 <a class="code" href="debug_8h.html#a6">nlassert</a> (scrolled_win2 != NULL);
+00187 gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scrolled_win2), GTK_POLICY_NEVER, GTK_POLICY_ALWAYS);
+00188 gtk_widget_show (scrolled_win2);
+00189 gtk_container_add (GTK_CONTAINER (vrootbox), scrolled_win2);
+00190
+00191 OutputText = gtk_text_new (NULL, NULL);
+00192 <a class="code" href="debug_8h.html#a6">nlassert</a> (OutputText != NULL);
+00193 gtk_signal_connect(GTK_OBJECT(OutputText),<font class="stringliteral">"key_press_event"</font>,GTK_SIGNAL_FUNC(KeyOut),NULL);
+00194 gtk_text_set_editable (GTK_TEXT (OutputText), FALSE);
+00195 gtk_container_add (GTK_CONTAINER (scrolled_win2), OutputText);
+00196
+00197 <font class="comment">// Input text</font>
+00198 InputText = gtk_entry_new ();
+00199 <a class="code" href="debug_8h.html#a6">nlassert</a> (InputText != NULL);
+00200 gtk_signal_connect (GTK_OBJECT(InputText), <font class="stringliteral">"activate"</font>, GTK_SIGNAL_FUNC(cbValidateCommand), NULL);
+00201 gtk_signal_connect(GTK_OBJECT(InputText),<font class="stringliteral">"key_press_event"</font>,GTK_SIGNAL_FUNC(KeyIn),NULL);
+00202 gtk_box_pack_start (GTK_BOX (vrootbox), InputText, FALSE, FALSE, 0);
+00203
+00204 gtk_widget_show (button);
+00205 gtk_widget_show (OutputText);
+00206 gtk_widget_show (InputText);
+00207
+00208 gtk_widget_show (hrootbox);
+00209 gtk_widget_show (vrootbox);
+00210 gtk_widget_show (RootWindow);
+00211
+00212 _Init = <font class="keyword">true</font>;
+00213 }
+00214
+00215 <font class="keywordtype">void</font> CGtkDisplayer::clear ()
+00216 {
+00217 <font class="keywordtype">int</font> n;
+00218
+00219 gtk_text_set_point(GTK_TEXT(OutputText),0);
+00220 n = gtk_text_get_length(GTK_TEXT(OutputText));
+00221 gtk_text_forward_delete(GTK_TEXT(OutputText),n);
+00222 }
+00223
+00224 gint updateInterf (gpointer <a class="code" href="driver__opengl__extension__def_8h.html#a271">data</a>)
+00225 {
+00226 CGtkDisplayer *disp = (CGtkDisplayer *)<a class="code" href="driver__opengl__extension__def_8h.html#a271">data</a>;
+00227
+00228 <font class="comment">//</font>
+00229 <font class="comment">// Update labels</font>
+00230 <font class="comment">//</font>
+00231
+00232 disp-&gt;updateLabels ();
+00233
+00234 <font class="comment">//</font>
+00235 <font class="comment">// Display the bufferized string</font>
+00236 <font class="comment">//</font>
+00237
+00238 string str;
+00239 {
+00240 CSynchronized&lt;std::string&gt;::CAccessor access (&amp;disp-&gt;_Buffer);
+00241 str = access.value();
+00242 access.value() = <font class="stringliteral">""</font>;
+00243 }
+00244
+00245 <font class="comment">// nothing to do</font>
+00246 <font class="keywordflow">if</font> (str.empty ())
+00247 <font class="keywordflow">return</font> TRUE;
+00248
+00249 GtkAdjustment *Adj = (GTK_TEXT(OutputText))-&gt;vadj;
+00250 <font class="keywordtype">bool</font> Bottom = (Adj-&gt;value &gt;= Adj-&gt;upper - Adj-&gt;page_size);
+00251
+00252 gtk_text_freeze (GTK_TEXT (OutputText));
+00253 gtk_text_insert (GTK_TEXT (OutputText), NULL, NULL, NULL, str.c_str(), -1);
+00254 gtk_text_thaw (GTK_TEXT (OutputText));
+00255
+00256 <font class="keywordflow">if</font> (Bottom)
+00257 {
+00258 gtk_adjustment_set_value(Adj,Adj-&gt;upper-Adj-&gt;page_size);
+00259 }
+00260
+00261 <font class="keywordflow">return</font> TRUE;
+00262 }
+00263
+00264
+00265 <font class="keywordtype">void</font> CGtkDisplayer::display_main ()
+00266 {
+00267 <font class="comment">//</font>
+00268 <font class="comment">// Manage windows message</font>
+00269 <font class="comment">//</font>
+00270
+00271 gtk_timeout_add (10, updateInterf, <font class="keyword">this</font>);
+00272 gtk_main ();
+00273 }
+00274
+00275 } <font class="comment">// NLMISC</font>
+00276
+00277 <font class="preprocessor">#endif // NL_USE_GTK</font>
+</pre></div>
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