forked from enlightenment/enlightenment
e17/comp: sniff some property events from override redirect windows and support _NET_WM_WINDOW_OPACITY
no more opaque black background for gksu SVN revision: 57805
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@ -120,6 +120,8 @@ struct _E_Comp_Win
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Eina_Bool real_hid : 1; // last hide was a real window unmap
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Eina_Bool inhash : 1; // is in the windows hash
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Eina_Bool show_ready : 1; // is this window ready for its first show
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unsigned int opacity; // opacity set with _NET_WM_WINDOW_OPACITY
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};
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static Eina_List *handlers = NULL;
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@ -1584,6 +1586,7 @@ _e_mod_comp_win_add(E_Comp *c, Ecore_X_Window win)
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if (!cw) return NULL;
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cw->win = win;
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cw->c = c;
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cw->opacity = 255.0;
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cw->bd = e_border_find_by_window(cw->win);
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if (_comp_mod->conf->grab) ecore_x_grab();
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if (cw->bd)
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@ -1692,6 +1695,7 @@ _e_mod_comp_win_add(E_Comp *c, Ecore_X_Window win)
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cw->primary_type = ECORE_X_WINDOW_TYPE_UNKNOWN;
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// setup on show
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// _e_mod_comp_win_sync_setup(cw, cw->win);
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ecore_x_window_sniff(cw->win);
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}
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if (!cw->counter)
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@ -2423,10 +2427,29 @@ _e_mod_comp_stack(void *data __UNUSED__, int type __UNUSED__, void *event)
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return ECORE_CALLBACK_PASS_ON;
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}
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static void
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_e_mod_comp_win_opacity_set(E_Comp_Win *cw)
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{
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unsigned int val;
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if (ecore_x_window_prop_card32_get(cw->win, ECORE_X_ATOM_NET_WM_WINDOW_OPACITY, &val, 1) > 0)
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{
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cw->opacity = (val >> 24);
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evas_object_color_set(cw->shobj, cw->opacity, cw->opacity, cw->opacity, cw->opacity);
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}
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}
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static Eina_Bool
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_e_mod_comp_property(void *data __UNUSED__, int type __UNUSED__, void *event __UNUSED__)
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{
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// Ecore_X_Event_Window_Property *ev = event;
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Ecore_X_Event_Window_Property *ev = event;
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if (ev->atom == ECORE_X_ATOM_NET_WM_WINDOW_OPACITY)
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{
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E_Comp_Win *cw = _e_mod_comp_win_find(ev->win);
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if (!cw) return ECORE_CALLBACK_PASS_ON;
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_e_mod_comp_win_opacity_set(cw);
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}
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return ECORE_CALLBACK_PASS_ON;
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}
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@ -2435,6 +2458,14 @@ _e_mod_comp_message(void *data __UNUSED__, int type __UNUSED__, void *event)
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{
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Ecore_X_Event_Client_Message *ev = event;
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E_Comp_Win *cw = NULL;
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if (ev->message_type == ECORE_X_ATOM_NET_WM_WINDOW_OPACITY)
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{
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E_Comp_Win *cw = _e_mod_comp_win_find(ev->win);
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if (!cw) return ECORE_CALLBACK_PASS_ON;
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_e_mod_comp_win_opacity_set(cw);
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return ECORE_CALLBACK_PASS_ON;
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}
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if ((ev->message_type != ECORE_X_ATOM_E_COMP_SYNC_DRAW_DONE) ||
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(ev->format != 32)) return ECORE_CALLBACK_PASS_ON;
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cw = _e_mod_comp_border_client_find(ev->data.l[0]);
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