src/lib/ecore_x/xlib/ecore_x_xinerama.c

   1 /*
   2  * Xinerama code
   3  */
   4
   5 #ifdef HAVE_CONFIG_H
   6 # include <config.h>
   7 #endif /* ifdef HAVE_CONFIG_H */
   8
   9 #include "Ecore.h"
  10 #include "ecore_x_private.h"
  11 #include "Ecore_X.h"
  12 #include "Ecore_X_Atoms.h"
  13
  14 #ifdef ECORE_XINERAMA
  15 static XineramaScreenInfo *_xin_info = NULL;
  16 static int _xin_scr_num = 0;
  17 #endif /* ifdef ECORE_XINERAMA */
  18
  19 EAPI int
  20 ecore_x_xinerama_screen_count_get(void)
  21 {
  22 #ifdef ECORE_XINERAMA
  23    int event_base, error_base;
  24
  25    LOGFN(__FILE__, __LINE__, __FUNCTION__);
  26    if (_xin_info)
  27      XFree(_xin_info);
  28
  29    _xin_info = NULL;
  30    if (XineramaQueryExtension(_ecore_x_disp, &event_base, &error_base))
  31      {
  32         if (_ecore_xlib_sync) ecore_x_sync();
  33         _xin_info = XineramaQueryScreens(_ecore_x_disp, &_xin_scr_num);
  34         if (_ecore_xlib_sync) ecore_x_sync();
  35         if (_xin_info)
  36           return _xin_scr_num;
  37      }
  38    if (_ecore_xlib_sync) ecore_x_sync();
  39
  40 #endif /* ifdef ECORE_XINERAMA */
  41    return 0;
  42 }
  43
  44 EAPI Eina_Bool
  45 ecore_x_xinerama_screen_geometry_get(int screen,
  46                                      int *x,
  47                                      int *y,
  48                                      int *w,
  49                                      int *h)
  50 {
  51    LOGFN(__FILE__, __LINE__, __FUNCTION__);
  52 #ifdef ECORE_XINERAMA
  53    if (_xin_info)
  54      {
  55         int i;
  56
  57         for (i = 0; i < _xin_scr_num; i++)
  58           {
  59              if (_xin_info[i].screen_number == screen)
  60                {
  61                   if (x)
  62                     *x = _xin_info[i].x_org;
  63
  64                   if (y)
  65                     *y = _xin_info[i].y_org;
  66
  67                   if (w)
  68                     *w = _xin_info[i].width;
  69
  70                   if (h)
  71                     *h = _xin_info[i].height;
  72
  73                   return EINA_TRUE;
  74                }
  75           }
  76      }
  77
  78 #endif /* ifdef ECORE_XINERAMA */
  79    if (x)
  80      *x = 0;
  81
  82    if (y)
  83      *y = 0;
  84
  85    if (w)
  86      *w = DisplayWidth(_ecore_x_disp, 0);
  87
  88    if (h)
  89      *h = DisplayHeight(_ecore_x_disp, 0);
  90
  91    return EINA_FALSE;
  92    screen = 0;
  93 }
  94