[awful] Handle hooks

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

awesomerc.lua.in

@@ -216,12 +216,13 @@ function hook_timer ()
 end
 
 -- Set up some hooks
-hooks.focus(hook_focus)
-hooks.unfocus(hook_unfocus)
-hooks.newclient(hook_newclient)
-hooks.mouseover(hook_mouseover)
-hooks.arrange(hook_arrange)
-hooks.timer(1, hook_timer)
+awful.hooks.focus(hook_focus)
+awful.hooks.unfocus(hook_unfocus)
+awful.hooks.newclient(hook_newclient)
+awful.hooks.mouseover(hook_mouseover)
+awful.hooks.arrange(hook_arrange)
+awful.hooks.timer(1, hook_timer)
+
 -- }}}
 
 -- Respect size hints

awful.lua

@@ -16,12 +16,15 @@ end
 
 -- Grab environment we need
 local ipairs = ipairs
+local pairs = pairs
 local awesome = awesome
 local screen = screen
 local client = client
 local tag = tag
 local mouse = mouse
 local os = os
+local table = table
+local hooks = hooks
 
 -- Reset env
 setfenv(1, P)
@@ -260,6 +263,56 @@ function layout_set(layout)
     end
 end
 
+-- Hook functions, wrappers around awesome's hooks. functions so we 
+-- can easily add multiple functions per hook.
+P.hooks = {}
+P.myhooks = {}
+
+for name, hook in pairs(hooks) do
+    if name ~= 'timer' then
+        P.hooks[name] = function (f)
+
+            if P.myhooks[name] == nil then
+                P.myhooks[name] = {}
+                hooks[name](function (...)
+                    
+                    for i,o in pairs(P.myhooks[name]) do
+                       P.myhooks[name][i]['callback'](...)
+                    end
+                    
+                end)
+            end
+
+            table.insert(P.myhooks[name], {callback = f})
+        end
+    else
+        P.hooks[name] = function (time, f, runnow)
+
+            if P.myhooks[name] == nil then
+                P.myhooks[name] = {}
+                hooks[name](1, function (...)
+                    
+                    for i,o in pairs(P.myhooks[name]) do
+                        if P.myhooks[name][i]['counter'] >= P.myhooks[name][i]['timer'] then
+                            P.myhooks[name][i]['counter'] = 1
+                            P.myhooks[name][i]['callback'](...)
+                        else
+                            P.myhooks[name][i]['counter'] = P.myhooks[name][i]['counter']+1
+                        end
+                    end
+                    
+                end)
+            end
+
+            if runnow then
+                table.insert(P.myhooks[name], {callback = f, timer = time, counter = time})
+            else
+                table.insert(P.myhooks[name], {callback = f, timer = time, counter = 0})
+            end
+        end
+    end
+end
+
 function spawn(cmd)
     return os.execute(cmd .. "&")
 end