screen: move screen.focus to awful

Signed-off-by: Julien Danjou <julien@danjou.info>

lib/awful.lua.in

@@ -173,7 +173,8 @@ function P.screen.focus(i)
         s = mouse.screen
     end
     s = cycle(screen.count(), s + i)
-    screen.focus(s)
+    local vc = client.visible_get(s)
+    if #vc > 0 then vc[1]:focus_set() end
     -- Move the mouse on the screen
     mouse.coords = screen.coords_get(s)
 end

lua.c

@@ -169,23 +169,6 @@ luaA_screen_count(lua_State *L)
     return 1;
 }
 
-/** Give the focus to a screen.
- * \param L The Lua VM state.
- * \return The number of elements pushed on stack.
- *
- * \luastack
- * \lparam A screen number
- */
-static int
-luaA_screen_focus(lua_State *L)
-{
-    /* Our table begin at 0, Lua begins at 1 */
-    int screen = luaL_checknumber(L, 1) - 1;
-    luaA_checkscreen(screen);
-    client_focus(NULL, screen);
-    return 0;
-}
-
 /** Return screen coordinates.
  * \param L The Lua VM state.
  * \return The number of elements pushed on stack.
@@ -476,7 +459,6 @@ luaA_init(void)
         { "coords_get", luaA_screen_coords_get },
         { "workspace_get", luaA_screen_workspace_get },
         { "count", luaA_screen_count },
-        { "focus", luaA_screen_focus },
         { NULL, NULL }
     };
     static const struct luaL_reg awesome_hooks_lib[] =