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c801d85f 1/////////////////////////////////////////////////////////////////////////////
dbd25330 2// Name: src/gtk/utilsgtk.cpp
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3// Purpose:
4// Author: Robert Roebling
dfcb1ae0 5// Id: $Id$
6c9a19aa 6// Copyright: (c) 1998 Robert Roebling
65571936 7// Licence: wxWindows licence
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8/////////////////////////////////////////////////////////////////////////////
9
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10// For compilers that support precompilation, includes "wx.h".
11#include "wx/wxprec.h"
12
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13#include "wx/utils.h"
14#include "wx/string.h"
15
46446cc2 16#include "wx/apptrait.h"
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17#include "wx/intl.h"
18#include "wx/log.h"
19
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20#include "wx/process.h"
21
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22#include "wx/unix/execute.h"
23
c801d85f 24#include <stdarg.h>
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25#include <string.h>
26#include <sys/stat.h>
27#include <sys/types.h>
dbd25330 28#include <sys/wait.h> // for WNOHANG
c801d85f 29#include <unistd.h>
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30
31#include "glib.h"
32#include "gdk/gdk.h"
33#include "gtk/gtk.h"
91b8de8d 34#include "gdk/gdkx.h"
88ac883a 35
27933891 36#ifdef HAVE_X11_XKBLIB_H
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37 /* under HP-UX and Solaris 2.6, at least, XKBlib.h defines structures with
38 * field named "explicit" - which is, of course, an error for a C++
39 * compiler. To be on the safe side, just redefine it everywhere. */
88ac883a 40 #define explicit __wx_explicit
ec5d7799 41
154c4aa1 42 #include "X11/XKBlib.h"
ec5d7799 43
88ac883a 44 #undef explicit
27933891 45#endif // HAVE_X11_XKBLIB_H
dfcb1ae0 46
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47//-----------------------------------------------------------------------------
48// data
49//-----------------------------------------------------------------------------
50
c2fa61e8 51extern GtkWidget *wxGetRootWindow();
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52
53//----------------------------------------------------------------------------
c801d85f 54// misc.
d76fe38b 55//----------------------------------------------------------------------------
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56#ifndef __EMX__
57// on OS/2, we use the wxBell from wxBase library
c801d85f 58
518b5d2f 59void wxBell()
c801d85f 60{
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61 gdk_beep();
62}
189d1ae7 63#endif
c801d85f 64
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65/* Don't synthesize KeyUp events holding down a key and producing
66 KeyDown events with autorepeat. */
67#ifdef HAVE_X11_XKBLIB_H
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68bool wxSetDetectableAutoRepeat( bool flag )
69{
70 Bool result;
71 XkbSetDetectableAutoRepeat( GDK_DISPLAY(), flag, &result );
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72 return result; /* TRUE if keyboard hardware supports this mode */
73}
74#else
75bool wxSetDetectableAutoRepeat( bool WXUNUSED(flag) )
76{
77 return FALSE;
f0492f7d 78}
27933891 79#endif
f0492f7d 80
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81// Escapes string so that it is valid Pango markup XML string:
82wxString wxEscapeStringForPangoMarkup(const wxString& str)
83{
84 size_t len = str.length();
85 wxString out;
86 out.Alloc(len);
87 for (size_t i = 0; i < len; i++)
88 {
89 wxChar c = str[i];
90 switch (c)
91 {
92 case _T('&'):
93 out << _T("&amp;");
94 break;
95 case _T('<'):
96 out << _T("&lt;");
97 break;
98 case _T('>'):
99 out << _T("&gt;");
100 break;
101 case _T('\''):
102 out << _T("&apos;");
103 break;
104 case _T('"'):
105 out << _T("&quot;");
106 break;
107 default:
108 out << c;
109 break;
110 }
111 }
112 return out;
113}
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114
115
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116// ----------------------------------------------------------------------------
117// display characterstics
118// ----------------------------------------------------------------------------
82052aff 119
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120void *wxGetDisplay()
121{
27df579a 122 return GDK_DISPLAY();
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123}
124
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125void wxDisplaySize( int *width, int *height )
126{
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127 if (width) *width = gdk_screen_width();
128 if (height) *height = gdk_screen_height();
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129}
130
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131void wxDisplaySizeMM( int *width, int *height )
132{
133 if (width) *width = gdk_screen_width_mm();
134 if (height) *height = gdk_screen_height_mm();
135}
136
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137void wxClientDisplayRect(int *x, int *y, int *width, int *height)
138{
139 // This is supposed to return desktop dimensions minus any window
140 // manager panels, menus, taskbars, etc. If there is a way to do that
141 // for this platform please fix this function, otherwise it defaults
142 // to the entire desktop.
143 if (x) *x = 0;
144 if (y) *y = 0;
145 wxDisplaySize(width, height);
146}
147
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148void wxGetMousePosition( int* x, int* y )
149{
bbe0af5b 150 gdk_window_get_pointer( (GdkWindow*) NULL, x, y, (GdkModifierType*) NULL );
e52f60e6 151}
6de97a3b 152
518b5d2f 153bool wxColourDisplay()
6de97a3b 154{
e52f60e6 155 return TRUE;
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156}
157
518b5d2f 158int wxDisplayDepth()
6de97a3b 159{
c2fa61e8 160 return gdk_window_get_visual( wxGetRootWindow()->window )->depth;
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161}
162
324899f6 163wxToolkitInfo& wxGUIAppTraits::GetToolkitInfo()
bbe0af5b 164{
a8eaaeb2 165 static wxToolkitInfo info;
a8eaaeb2 166 info.shortName = _T("gtk2");
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167 info.name = _T("wxGTK");
168#ifdef __WXUNIVERSAL__
169 info.shortName << _T("univ");
170 info.name << _T("/wxUniversal");
171#endif
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172 info.versionMajor = gtk_major_version;
173 info.versionMinor = gtk_minor_version;
a8eaaeb2 174 info.os = wxGTK;
324899f6 175 return info;
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176}
177
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178wxWindow* wxFindWindowAtPoint(const wxPoint& pt)
179{
180 return wxGenericFindWindowAtPoint(pt);
181}
182
183
518b5d2f 184// ----------------------------------------------------------------------------
c801d85f 185// subprocess routines
518b5d2f 186// ----------------------------------------------------------------------------
cf447356 187
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188extern "C" {
189static
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190void GTK_EndProcessDetector(gpointer data, gint source,
191 GdkInputCondition WXUNUSED(condition) )
cf447356 192{
ab857a4e 193 wxEndProcessData *proc_data = (wxEndProcessData *)data;
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194
195 // has the process really terminated? unfortunately GDK (or GLib) seem to
196 // generate G_IO_HUP notification even when it simply tries to read from a
197 // closed fd and hasn't terminated at all
198 int pid = (proc_data->pid > 0) ? proc_data->pid : -(proc_data->pid);
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199 int status = 0;
200 int rc = waitpid(pid, &status, WNOHANG);
201
202 if ( rc == 0 )
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203 {
204 // no, it didn't exit yet, continue waiting
205 return;
206 }
207
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208 // set exit code to -1 if something bad happened
209 proc_data->exitcode = rc != -1 && WIFEXITED(status) ? WEXITSTATUS(status)
210 : -1;
211
dbd25330 212 // child exited, end waiting
ab857a4e 213 close(source);
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214
215 // don't call us again!
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216 gdk_input_remove(proc_data->tag);
217
ab857a4e 218 wxHandleProcessTermination(proc_data);
3069ac4e 219}
865bb325 220}
cf447356 221
518b5d2f 222int wxAddProcessCallback(wxEndProcessData *proc_data, int fd)
c801d85f 223{
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224 int tag = gdk_input_add(fd,
225 GDK_INPUT_READ,
226 GTK_EndProcessDetector,
227 (gpointer)proc_data);
c801d85f 228
518b5d2f 229 return tag;
3069ac4e 230}
c801d85f 231