Merge branch 'withdrawn'

Implement withdrawn_set/unset on Wayland engines. It basically calls
ecore_evas_show/hide. Some fixes were done to show/hide on both EGL and
SHM backends too.

This set of patches should fix T155.

src/modules/ecore_evas/engines/wayland/ecore_evas_wayland_common.c

@@ -1200,21 +1200,34 @@ _ecore_evas_wl_common_post_render(Ecore_Evas *ee)
    if (ee->func.fn_post_render) ee->func.fn_post_render(ee);
 }
 
+void
+_ecore_evas_wl_common_frame_callback_clean(Ecore_Evas *ee)
+{
+   Ecore_Evas_Engine_Wl_Data *wdata;
+
+   wdata = ee->engine.data;
+
+   if (!wdata->frame_pending)
+     return;
+   wl_callback_destroy(wdata->frame_callback);
+   wdata->frame_callback = NULL;
+   wdata->frame_pending = EINA_FALSE;
+}
+
 static void
-_ecore_evas_wl_frame_complete(void *data, struct wl_callback *callback, uint32_t tm EINA_UNUSED)
+_ecore_evas_wl_frame_complete(void *data, struct wl_callback *callback EINA_UNUSED, uint32_t tm EINA_UNUSED)
 {
    Ecore_Evas *ee = data;
    Ecore_Wl_Window *win = NULL;
    Ecore_Evas_Engine_Wl_Data *wdata;
 
    if (!ee) return;
+
+   _ecore_evas_wl_common_frame_callback_clean(ee);
+
    wdata = ee->engine.data;
    if (!(win = wdata->win)) return;
 
-   wdata->frame_callback = NULL;
-   wdata->frame_pending = EINA_FALSE;
-   wl_callback_destroy(callback);
-
    if (ecore_wl_window_surface_get(win))
      {
         wdata->frame_callback = 
@@ -1285,6 +1298,17 @@ _ecore_evas_wl_common_render(Ecore_Evas *ee)
    return rend;
 }
 
+void
+_ecore_evas_wl_common_withdrawn_set(Ecore_Evas *ee, int val)
+{
+   LOGFN(__FILE__, __LINE__, __FUNCTION__);
+
+   if (val)
+     ecore_evas_hide(ee);
+   else
+     ecore_evas_show(ee);
+}
+
 void
 _ecore_evas_wl_common_screen_geometry_get(const Ecore_Evas *ee EINA_UNUSED, int *x, int *y, int *w, int *h)
 {

src/modules/ecore_evas/engines/wayland/ecore_evas_wayland_egl.c

@@ -59,7 +59,7 @@ static Ecore_Evas_Engine_Func _ecore_wl_engine_func =
    _ecore_evas_wl_common_maximized_set,
    _ecore_evas_wl_common_fullscreen_set,
    NULL, // func avoid_damage set
-   NULL, // func withdrawn set
+   _ecore_evas_wl_common_withdrawn_set,
    NULL, // func sticky set
    _ecore_evas_wl_common_ignore_events_set,
    _ecore_evas_wl_alpha_set,
@@ -285,7 +285,7 @@ _ecore_evas_wl_rotation_set(Ecore_Evas *ee, int rotation, int resize)
 static void 
 _ecore_evas_wl_show(Ecore_Evas *ee)
 {
-   /* Evas_Engine_Info_Wayland_Egl *einfo; */
+   Evas_Engine_Info_Wayland_Egl *einfo;
    Ecore_Evas_Engine_Wl_Data *wdata;
    int fw, fh;
 
@@ -300,14 +300,13 @@ _ecore_evas_wl_show(Ecore_Evas *ee)
      {
         ecore_wl_window_show(wdata->win);
         ecore_wl_window_update_size(wdata->win, ee->w + fw, ee->h + fh);
-//        ecore_wl_window_buffer_attach(wdata->win, NULL, 0, 0);
 
-        /* einfo = (Evas_Engine_Info_Wayland_Egl *)evas_engine_info_get(ee->evas); */
-        /* if (einfo) */
-        /*   { */
-        /*      einfo->info.surface = ecore_wl_window_surface_get(wdata->win); */
-        /*      evas_engine_info_set(ee->evas, (Evas_Engine_Info *)einfo); */
-        /*   } */
+        einfo = (Evas_Engine_Info_Wayland_Egl *)evas_engine_info_get(ee->evas);
+        if (einfo)
+          {
+             einfo->info.surface = ecore_wl_window_surface_get(wdata->win);
+             evas_engine_info_set(ee->evas, (Evas_Engine_Info *)einfo);
+          }
      }
 
    if (wdata->frame)
@@ -345,6 +344,7 @@ _ecore_evas_wl_hide(Ecore_Evas *ee)
 
    ee->visible = 0;
    ee->should_be_visible = 0;
+   _ecore_evas_wl_common_frame_callback_clean(ee);
 
    if (ee->func.fn_hide) ee->func.fn_hide(ee);
 }

src/modules/ecore_evas/engines/wayland/ecore_evas_wayland_private.h

@@ -76,6 +76,9 @@ void _ecore_evas_wl_common_screen_dpi_get(const Ecore_Evas *ee, int *xdpi, int *
 void _ecore_evas_wl_common_render_updates(void *data, Evas *evas, void *event);
 void _ecore_evas_wl_common_rotation_set(Ecore_Evas *ee, int rotation, int resize);
 void _ecore_evas_wl_common_borderless_set(Ecore_Evas *ee, int borderless);
+void _ecore_evas_wl_common_withdrawn_set(Ecore_Evas *ee, int val);
+
+void _ecore_evas_wl_common_frame_callback_clean(Ecore_Evas *ee);
 
 Evas_Object * _ecore_evas_wl_common_frame_add(Evas *evas);
 void _ecore_evas_wl_common_frame_border_size_set(Evas_Object *obj, int fx, int fy, int fw, int fh);

src/modules/ecore_evas/engines/wayland/ecore_evas_wayland_shm.c

@@ -59,7 +59,7 @@ static Ecore_Evas_Engine_Func _ecore_wl_engine_func =
    _ecore_evas_wl_common_maximized_set,
    _ecore_evas_wl_common_fullscreen_set,
    NULL, // func avoid_damage set
-   NULL, // func withdrawn set
+   _ecore_evas_wl_common_withdrawn_set,
    NULL, // func sticky set
    _ecore_evas_wl_common_ignore_events_set,
    _ecore_evas_wl_alpha_set,
@@ -343,6 +343,7 @@ _ecore_evas_wl_hide(Ecore_Evas *ee)
 
    ee->visible = 0;
    ee->should_be_visible = 0;
+   _ecore_evas_wl_common_frame_callback_clean(ee);
 
    if (ee->func.fn_hide) ee->func.fn_hide(ee);
 }

src/modules/evas/engines/wayland_shm/evas_swapper.c

@@ -29,6 +29,7 @@ struct _Wl_Buffer
 struct _Wl_Swapper
 {
    Wl_Buffer buff[3];
+   Wl_Buffer *buffer_sent;
    int in_use;
    int dx, dy, w, h, depth;
    int buff_cur, buff_num;
@@ -448,7 +449,6 @@ static void
 _evas_swapper_buffer_put(Wl_Swapper *ws, Wl_Buffer *wb, Eina_Rectangle *rects, unsigned int count)
 {
    Eina_Rectangle *rect;
-   static Wl_Buffer *sent = NULL;
 
    LOGFN(__FILE__, __LINE__, __FUNCTION__);
 
@@ -488,12 +488,12 @@ _evas_swapper_buffer_put(Wl_Swapper *ws, Wl_Buffer *wb, Eina_Rectangle *rects, u
      }
 
    /* surface attach */
-   if (sent != wb)
+   if (ws->buffer_sent != wb)
      {
         wl_surface_attach(ws->surface, wb->buffer, ws->dx, ws->dy);
         ws->dx = 0;
         ws->dy = 0;
-        sent = wb;
+        ws->buffer_sent = wb;
      }
 
    wl_surface_damage(ws->surface, rect->x, rect->y, rect->w, rect->h);