src/lib/ecore_x/xlib/ecore_x_mwm.c

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