drawin: Added support for the desktop layer.

lib/wibox/init.lua

@@ -265,6 +265,7 @@ local function setup_signals(w)
     clone_signal("property::cursor")
     clone_signal("property::height")
     clone_signal("property::ontop")
+    clone_signal("property::desktop")
     clone_signal("property::opacity")
     clone_signal("property::struts")
     clone_signal("property::visible")

objects/drawin.c

@@ -504,6 +504,7 @@ luaA_drawin_geometry(lua_State *L)
 
 
 LUA_OBJECT_EXPORT_PROPERTY(drawin, drawin_t, ontop, lua_pushboolean)
+LUA_OBJECT_EXPORT_PROPERTY(drawin, drawin_t, desktop, lua_pushboolean)
 LUA_OBJECT_EXPORT_PROPERTY(drawin, drawin_t, cursor, lua_pushstring)
 LUA_OBJECT_EXPORT_PROPERTY(drawin, drawin_t, visible, lua_pushboolean)
 
@@ -584,16 +585,48 @@ luaA_drawin_get_height(lua_State *L, drawin_t *drawin)
  * \param drawin The drawin object.
  * \return The number of elements pushed on stack.
  */
-static int
+void
-luaA_drawin_set_ontop(lua_State *L, drawin_t *drawin)
+drawin_set_ontop(lua_State *L, drawin_t *drawin, bool b)
 {
-    bool b = luaA_checkboolean(L, -1);
     if(b != drawin->ontop)
     {
+        if(b)
+            drawin_set_desktop(L, drawin, false);
         drawin->ontop = b;
         stack_windows();
         luaA_object_emit_signal(L, -3, "property::ontop", 0);
     }
+}
+
+/** Set the drawin on desktop status.
+ * \param L The Lua VM state.
+ * \param drawin The drawin object.
+ * \return The number of elements pushed on stack.
+ */
+void
+drawin_set_desktop(lua_State *L, drawin_t *drawin, bool b)
+{
+    if(b != drawin->desktop)
+    {
+        if(b)
+            drawin_set_ontop(L, drawin, false);
+        drawin->desktop = b;
+        stack_windows();
+        luaA_object_emit_signal(L, -3, "property::desktop", 0);
+    }
+}
+
+static int
+luaA_drawin_set_ontop(lua_State *L, drawin_t *drawin)
+{
+    drawin_set_ontop(L, drawin, luaA_checkboolean(L, -1));
+    return 0;
+}
+
+static int
+luaA_drawin_set_desktop(lua_State *L, drawin_t *drawin)
+{
+    drawin_set_desktop(L, drawin, luaA_checkboolean(L, -1));
     return 0;
 }
 
@@ -797,6 +830,10 @@ drawin_class_setup(lua_State *L)
                             (lua_class_propfunc_t) luaA_drawin_set_ontop,
                             (lua_class_propfunc_t) luaA_drawin_get_ontop,
                             (lua_class_propfunc_t) luaA_drawin_set_ontop);
+    luaA_class_add_property(&drawin_class, "desktop",
+                            (lua_class_propfunc_t) luaA_drawin_set_desktop,
+                            (lua_class_propfunc_t) luaA_drawin_get_desktop,
+                            (lua_class_propfunc_t) luaA_drawin_set_desktop);
     luaA_class_add_property(&drawin_class, "cursor",
                             (lua_class_propfunc_t) luaA_drawin_set_cursor,
                             (lua_class_propfunc_t) luaA_drawin_get_cursor,

objects/drawin.h

@@ -32,6 +32,8 @@ struct drawin_t
     WINDOW_OBJECT_HEADER
     /** Ontop */
     bool ontop;
+    /** Desktop */
+    bool desktop;
     /** Visible */
     bool visible;
     /** Cursor */
@@ -49,7 +51,8 @@ ARRAY_FUNCS(drawin_t *, drawin, DO_NOTHING)
 drawin_t * drawin_getbywin(xcb_window_t);
 void drawin_refresh_pixmap_partial(drawin_t *, int16_t, int16_t, uint16_t, uint16_t);
 void luaA_drawin_systray_kickout(lua_State *);
-
+void drawin_set_ontop(lua_State *, drawin_t *, bool);
+void drawin_set_desktop(lua_State *, drawin_t *, bool);
 void drawin_class_setup(lua_State *);
 
 extern lua_class_t drawin_class;

stack.c

@@ -167,6 +167,13 @@ stack_refresh()
 
     xcb_window_t next = XCB_NONE;
 
+    foreach(drawin, globalconf.drawins)
+        if ((*drawin)->desktop)
+        {
+            stack_window_above((*drawin)->window, next);
+            next = (*drawin)->window;
+        }   
+
     /* stack desktop windows */
     for(window_layer_t layer = WINDOW_LAYER_DESKTOP; layer < WINDOW_LAYER_BELOW; layer++)
         foreach(node, globalconf.stack)
@@ -175,7 +182,7 @@ stack_refresh()
 
     /* first stack not ontop drawin window */
     foreach(drawin, globalconf.drawins)
-        if(!(*drawin)->ontop)
+        if(!(*drawin)->ontop && !(*drawin)->desktop)
         {
             stack_window_above((*drawin)->window, next);
             next = (*drawin)->window;