src/gtk/utilsgtk.cpp

   1 /////////////////////////////////////////////////////////////////////////////
   2 // Name:        utils.cpp
   3 // Purpose:
   4 // Author:      Robert Roebling
   5 // Id:          $Id$
   6 // Copyright:   (c) 1998 Robert Roebling, Julian Smart and Markus Holzem
   7 // Licence:     wxWindows licence
   8 /////////////////////////////////////////////////////////////////////////////
   9
  10 #include "wx/utils.h"
  11 #include "wx/string.h"
  12
  13 #include "wx/intl.h"
  14 #include "wx/log.h"
  15
  16 #include "wx/process.h"
  17
  18 #include "wx/unix/execute.h"
  19
  20 #include <stdarg.h>
  21 #include <string.h>
  22 #include <sys/stat.h>
  23 #include <sys/types.h>
  24 #include <unistd.h>
  25
  26 #include "glib.h"
  27 #include "gdk/gdk.h"
  28 #include "gtk/gtk.h"
  29 #include "gtk/gtkfeatures.h"
  30 #include "gdk/gdkx.h"
  31
  32 #ifdef HAVE_X11_XKBLIB_H
  33     /* under HP-UX and Solaris 2.6, at least, XKBlib.h defines structures with
  34      * field named "explicit" - which is, of course, an error for a C++
  35      * compiler. To be on the safe side, just redefine it everywhere. */
  36     #define explicit __wx_explicit
  37
  38     #include "X11/XKBlib.h"
  39
  40     #undef explicit
  41 #endif // HAVE_X11_XKBLIB_H
  42
  43 // ----------------------------------------------------------------------------
  44 // misc.
  45 // ----------------------------------------------------------------------------
  46
  47 void wxBell()
  48 {
  49     gdk_beep();
  50 }
  51
  52 /* Don't synthesize KeyUp events holding down a key and producing
  53    KeyDown events with autorepeat. */
  54 #ifdef HAVE_X11_XKBLIB_H
  55 bool wxSetDetectableAutoRepeat( bool flag )
  56 {
  57     Bool result;
  58     XkbSetDetectableAutoRepeat( GDK_DISPLAY(), flag, &result );
  59     return result;       /* TRUE if keyboard hardware supports this mode */
  60 }
  61 #else
  62 bool wxSetDetectableAutoRepeat( bool WXUNUSED(flag) )
  63 {
  64     return FALSE;
  65 }
  66 #endif
  67
  68 // ----------------------------------------------------------------------------
  69 // display characterstics
  70 // ----------------------------------------------------------------------------
  71
  72 void *wxGetDisplay()
  73 {
  74     return gdk_display;
  75 }
  76
  77 void wxDisplaySize( int *width, int *height )
  78 {
  79     if (width) *width = gdk_screen_width();
  80     if (height) *height = gdk_screen_height();
  81 }
  82
  83 void wxGetMousePosition( int* x, int* y )
  84 {
  85     gdk_window_get_pointer( (GdkWindow*) NULL, x, y, (GdkModifierType*) NULL );
  86 }
  87
  88 bool wxColourDisplay()
  89 {
  90     return TRUE;
  91 }
  92
  93 int wxDisplayDepth()
  94 {
  95     return gdk_window_get_visual( (GdkWindow*) &gdk_root_parent )->depth;
  96 }
  97
  98 int wxGetOsVersion(int *majorVsn, int *minorVsn)
  99 {
 100   if (majorVsn) *majorVsn = GTK_MAJOR_VERSION;
 101   if (minorVsn) *minorVsn = GTK_MINOR_VERSION;
 102
 103   return wxGTK;
 104 }
 105
 106 // ----------------------------------------------------------------------------
 107 // subprocess routines
 108 // ----------------------------------------------------------------------------
 109
 110 static void GTK_EndProcessDetector(gpointer data, gint source,
 111                                    GdkInputCondition WXUNUSED(condition) )
 112 {
 113    wxEndProcessData *proc_data = (wxEndProcessData *)data;
 114    close(source);
 115    gdk_input_remove(proc_data->tag);
 116
 117    // This has to come after gdk_input_remove() or we will
 118    // occasionally receive multiple callbacks with corrupt data
 119    // pointers. (KB)
 120    wxHandleProcessTermination(proc_data);
 121 }
 122
 123 int wxAddProcessCallback(wxEndProcessData *proc_data, int fd)
 124 {
 125     int tag = gdk_input_add(fd,
 126                             GDK_INPUT_READ,
 127                             GTK_EndProcessDetector,
 128                             (gpointer)proc_data);
 129
 130     return tag;
 131 }
 132