src/lib/ecore_x/xcb/ecore_xcb_mwm.c

   1 #include "ecore_xcb_private.h"
   2 //#include "Ecore_X_Atoms.h"
   3
   4 #define ECORE_X_MWM_HINTS_FUNCTIONS   (1 << 0)
   5 #define ECORE_X_MWM_HINTS_DECORATIONS (1 << 1)
   6 #define ECORE_X_MWM_HINTS_INPUT_MODE  (1 << 2)
   7 #define ECORE_X_MWM_HINTS_STATUS      (1 << 3)
   8
   9 typedef struct _mwmhints
  10 {
  11    uint32_t flags;
  12    uint32_t functions;
  13    uint32_t decorations;
  14    int32_t  inputmode;
  15    uint32_t status;
  16 } MWMHints;
  17
  18 /**
  19  * @defgroup Ecore_X_MWM_Group MWM related functions.
  20  * @ingroup Ecore_X_Group
  21  *
  22  * Functions related to MWM.
  23  */
  24
  25 /**
  26  * Sets the borderless flag of a window using MWM.
  27  *
  28  * @param win The window.
  29  * @param borderless The borderless flag.
  30  *
  31  * @ingroup Ecore_X_MWM_Group
  32  */
  33 EAPI void
  34 ecore_x_mwm_borderless_set(Ecore_X_Window win,
  35                            Eina_Bool      borderless)
  36 {
  37    uint32_t data[5] = { 0, 0, 0, 0, 0 };
  38
  39    LOGFN(__FILE__, __LINE__, __FUNCTION__);
  40
  41    data[0] = 2;
  42    data[2] = !borderless;
  43
  44    ecore_x_window_prop_property_set(win,
  45                                     ECORE_X_ATOM_MOTIF_WM_HINTS,
  46                                     ECORE_X_ATOM_MOTIF_WM_HINTS, 32,
  47                                     (void *)data, 5);
  48 }
  49
  50 EAPI Eina_Bool
  51 ecore_x_mwm_hints_get(Ecore_X_Window          win,
  52                       Ecore_X_MWM_Hint_Func  *fhint,
  53                       Ecore_X_MWM_Hint_Decor *dhint,
  54                       Ecore_X_MWM_Hint_Input *ihint)
  55 {
  56    xcb_get_property_cookie_t cookie;
  57    xcb_get_property_reply_t *reply;
  58    MWMHints *mwmhints = NULL;
  59    int ret = EINA_FALSE;
  60
  61    LOGFN(__FILE__, __LINE__, __FUNCTION__);
  62    CHECK_XCB_CONN;
  63
  64    cookie =
  65      xcb_get_property_unchecked(_ecore_xcb_conn, 0, win,
  66                                 ECORE_X_ATOM_MOTIF_WM_HINTS,
  67                                 ECORE_X_ATOM_MOTIF_WM_HINTS, 0, UINT_MAX);
  68    reply = xcb_get_property_reply(_ecore_xcb_conn, cookie, NULL);
  69    if (!reply) return EINA_FALSE;
  70    if ((reply->format != 32) || (reply->value_len == 0))
  71      {
  72         free(reply);
  73         return EINA_FALSE;
  74      }
  75
  76    mwmhints = xcb_get_property_value(reply);
  77    if (reply->value_len >= 4)
  78      {
  79         if (dhint)
  80           {
  81              if (mwmhints->flags & ECORE_X_MWM_HINTS_DECORATIONS)
  82                *dhint = mwmhints->decorations;
  83              else
  84                *dhint = ECORE_X_MWM_HINT_DECOR_ALL;
  85           }
  86         if (fhint)
  87           {
  88              if (mwmhints->flags & ECORE_X_MWM_HINTS_FUNCTIONS)
  89                *fhint = mwmhints->functions;
  90              else
  91                *fhint = ECORE_X_MWM_HINT_FUNC_ALL;
  92           }
  93         if (ihint)
  94           {
  95              if (mwmhints->flags & ECORE_X_MWM_HINTS_INPUT_MODE)
  96                *ihint = mwmhints->inputmode;
  97              else
  98                *ihint = ECORE_X_MWM_HINT_INPUT_MODELESS;
  99           }
 100         ret = EINA_TRUE;
 101      }
 102    free(reply);
 103    return ret;
 104 }
 105