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         _xin_info = XineramaQueryScreens(_ecore_x_disp, &_xin_scr_num);
  33         if (_xin_info)
  34           return _xin_scr_num;
  35      }
  36
  37 #endif /* ifdef ECORE_XINERAMA */
  38    return 0;
  39 }
  40
  41 EAPI Eina_Bool
  42 ecore_x_xinerama_screen_geometry_get(int screen,
  43                                      int *x,
  44                                      int *y,
  45                                      int *w,
  46                                      int *h)
  47 {
  48    LOGFN(__FILE__, __LINE__, __FUNCTION__);
  49 #ifdef ECORE_XINERAMA
  50    if (_xin_info)
  51      {
  52         int i;
  53
  54         for (i = 0; i < _xin_scr_num; i++)
  55           {
  56              if (_xin_info[i].screen_number == screen)
  57                {
  58                   if (x)
  59                     *x = _xin_info[i].x_org;
  60
  61                   if (y)
  62                     *y = _xin_info[i].y_org;
  63
  64                   if (w)
  65                     *w = _xin_info[i].width;
  66
  67                   if (h)
  68                     *h = _xin_info[i].height;
  69
  70                   return EINA_TRUE;
  71                }
  72           }
  73      }
  74
  75 #endif /* ifdef ECORE_XINERAMA */
  76    if (x)
  77      *x = 0;
  78
  79    if (y)
  80      *y = 0;
  81
  82    if (w)
  83      *w = DisplayWidth(_ecore_x_disp, 0);
  84
  85    if (h)
  86      *h = DisplayHeight(_ecore_x_disp, 0);
  87
  88    return EINA_FALSE;
  89    screen = 0;
  90 }
  91