client: emit class signal on focus

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

client.c

@@ -317,6 +317,9 @@ client_focus_update(client_t *c)
         client_push(globalconf.L, c);
         luaA_dofunction_from_registry(globalconf.L, globalconf.hooks.focus, 1, 0);
     }
+
+    luaA_object_push(globalconf.L, c);
+    luaA_class_emit_signal(globalconf.L, &client_class, "focus", 1);
 }
 
 

lib/awful/client.lua.in

@@ -830,11 +830,11 @@ function property.set(c, prop, value)
 end
 
 -- Register standards hooks
-hooks.focus.register(focus.history.add)
+capi.client.add_signal("focus", focus.history.add)
 hooks.unmanage.register(focus.history.delete)
 
 hooks.property.register(urgent.add)
-hooks.focus.register(urgent.delete)
+capi.client.add_signal("focus", urgent.delete)
 hooks.unmanage.register(urgent.delete)
 
 hooks.unmanage.register(floating.delete)

lib/awful/layout/init.lua.in

@@ -7,6 +7,7 @@
 -- Grab environment we need
 local ipairs = ipairs
 local type = type
+local capi = { screen = screen, client = client }
 local tag = require("awful.tag")
 local util = require("awful.util")
 local suit = require("awful.layout.suit")
@@ -131,7 +132,7 @@ hooks.wibox_position.register(function(wibox)
 end)
 
 hooks.padding.register(function(screen) on_arrange(screen) end)
-hooks.focus.register(function(c) on_arrange(c.screen) end)
+capi.client.add_signal("focus", function(c) on_arrange(c.screen) end)
 hooks.clients.register(function()
                            for screen = 1, capi.screen.count() do
                                on_arrange(screen)

lib/awful/titlebar.lua.in

@@ -409,7 +409,7 @@ button_groups = { close_buttons,
                   floating_buttons }
 
 -- Register standards hooks
-hooks.focus.register(update)
+capi.client.add_signal("focus", update)
 hooks.unfocus.register(update)
 hooks.property.register(update)
 

lib/awful/widget/taglist.lua.in

@@ -65,7 +65,7 @@ function new(screen, label, buttons)
         end
     end
     local uc = function (c) return u(c.screen) end
-    hooks.focus.register(uc)
+    capi.client.add_signal("focus", uc)
     hooks.unfocus.register(uc)
     hooks.tags.register(u)
     hooks.tagged.register(uc)

lib/awful/widget/tasklist.lua.in

@@ -58,7 +58,7 @@ function new(label, buttons)
     hooks.tags.register(u)
     hooks.clients.register(u)
     hooks.tagged.register(u)
-    hooks.focus.register(u)
+    capi.client.add_signal("focus", u)
     hooks.unfocus.register(u)
     hooks.property.register(function (c, prop)
         if type(c) ~= "client" then return end