src/lib/ecore_x/xlib/ecore_x_mwm.c

   1 /*
   2  * vim:ts=8:sw=3:sts=8:noexpandtab:cino=>5n-3f0^-2{2
   3  */
   4
   5 /*
   6  * Various MWM related functions.
   7  *
   8  * This is ALL the code involving anything MWM related. for both WM and
   9  * client.
  10  */
  11
  12 #ifdef HAVE_CONFIG_H
  13 # include <config.h>
  14 #endif
  15
  16 #include <stdlib.h>
  17
  18 #include "Ecore.h"
  19 #include "ecore_x_private.h"
  20 #include "Ecore_X.h"
  21 #include "Ecore_X_Atoms.h"
  22
  23 #define ECORE_X_MWM_HINTS_FUNCTIONS           (1 << 0)
  24 #define ECORE_X_MWM_HINTS_DECORATIONS         (1 << 1)
  25 #define ECORE_X_MWM_HINTS_INPUT_MODE          (1 << 2)
  26 #define ECORE_X_MWM_HINTS_STATUS              (1 << 3)
  27
  28 typedef struct _mwmhints
  29 {
  30    CARD32              flags;
  31    CARD32              functions;
  32    CARD32              decorations;
  33    INT32               inputmode;
  34    CARD32              status;
  35 }
  36 MWMHints;
  37
  38 EAPI int
  39 ecore_x_mwm_hints_get(Ecore_X_Window win,
  40                       Ecore_X_MWM_Hint_Func * fhint,
  41                       Ecore_X_MWM_Hint_Decor * dhint,
  42                       Ecore_X_MWM_Hint_Input * ihint)
  43 {
  44    unsigned char      *p = NULL;
  45    MWMHints           *mwmhints = NULL;
  46    int                 num;
  47    int                 ret;
  48
  49    LOGFN(__FILE__, __LINE__, __FUNCTION__);
  50    ret = 0;
  51    if (!ecore_x_window_prop_property_get(win,
  52                                          ECORE_X_ATOM_MOTIF_WM_HINTS,
  53                                          ECORE_X_ATOM_MOTIF_WM_HINTS,
  54                                          32, &p, &num))
  55       return 0;
  56    mwmhints = (MWMHints *) p;
  57    if (mwmhints)
  58      {
  59         if (num >= 4)
  60           {
  61              if (dhint)
  62                {
  63                   if (mwmhints->flags & ECORE_X_MWM_HINTS_DECORATIONS)
  64                      *dhint = mwmhints->decorations;
  65                   else
  66                      *dhint = ECORE_X_MWM_HINT_DECOR_ALL;
  67                }
  68              if (fhint)
  69                {
  70                   if (mwmhints->flags & ECORE_X_MWM_HINTS_FUNCTIONS)
  71                      *fhint = mwmhints->functions;
  72                   else
  73                      *fhint = ECORE_X_MWM_HINT_FUNC_ALL;
  74                }
  75              if (ihint)
  76                {
  77                   if (mwmhints->flags & ECORE_X_MWM_HINTS_INPUT_MODE)
  78                      *ihint = mwmhints->inputmode;
  79                   else
  80                      *ihint = ECORE_X_MWM_HINT_INPUT_MODELESS;
  81                }
  82              ret = 1;
  83           }
  84         free(mwmhints);
  85      }
  86    return ret;
  87 }
  88
  89 EAPI void
  90 ecore_x_mwm_borderless_set(Ecore_X_Window win, int borderless)
  91 {
  92    unsigned int data[5] = {0, 0, 0, 0, 0};
  93
  94    data[0] = 2; /* just set the decorations hint! */
  95    data[2] = !borderless;
  96
  97    LOGFN(__FILE__, __LINE__, __FUNCTION__);
  98    ecore_x_window_prop_property_set(win,
  99                                     ECORE_X_ATOM_MOTIF_WM_HINTS,
 100                                     ECORE_X_ATOM_MOTIF_WM_HINTS,
 101                                     32, (void *)data, 5);
 102 }
 103