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