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doxygen="_cgi:http://www.nevrax.org/cgi-bin/nel-search.cgi" href="http://www.nevrax.org/cgi-bin/nel-search.cgi">Search</a> </center> +<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 <gtk/gtk.h></font> +00031 <font class="preprocessor">#include <gdk/gdkkeysyms.h></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 <iostream></font> +00042 <font class="preprocessor">#include <fstream></font> +00043 <font class="preprocessor">#include <iomanip></font> +00044 <font class="preprocessor">#include <signal.h></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<std::vector<CLabelEntry> >::CAccessor access (&_Labels); +00069 <font class="keywordflow">for</font> (<a class="code" href="types__nl_8h.html#a14">uint</a> i = 0; i < 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 => 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<string> 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->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 > 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 < 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->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->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<std::string>::CAccessor access (&disp->_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))->vadj; +00250 <font class="keywordtype">bool</font> Bottom = (Adj->value >= Adj->upper - Adj->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->upper-Adj->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> + +<!-- footer --> +<BR><FONT Size=+5> </FONT> +</TD> +<TD WIDTH=15><IMG SRC=http://www.nevrax.org/inc/img/pixel.gif WIDTH=15 HEIGHT=15 BORDER=0 ALT=""></TD> +</TR> +</TABLE> +</BODY> +</HTML> |