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hooks: init correctly to REFNIL and factorize set

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Signed-off-by: Julien Danjou <julien@danjou.info>
This commit is contained in:
Julien Danjou 2008-07-09 11:51:08 +02:00
parent 0d761a1a8e
commit 5072484f93
1 changed files with 30 additions and 46 deletions
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76
lua.c
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@ -208,6 +208,16 @@ luaA_screen_coords_get(lua_State *L)
return 1;
}
static int
luaA_registerfct(lua_State *L, luaA_function *fct)
{
luaA_checkfunction(L, -1);
if(*fct != LUA_REFNIL)
luaL_unref(L, LUA_REGISTRYINDEX, *fct);
*fct = luaL_ref(L, LUA_REGISTRYINDEX);
return 0;
}
/** Set the function called each time a client gets focus. This function is
* called with the client object as argument.
* \param L The Lua VM state.
@ -218,11 +228,7 @@ luaA_screen_coords_get(lua_State *L)
static int
luaA_hooks_focus(lua_State *L)
{
luaA_checkfunction(L, 1);
if(globalconf.hooks.focus)
luaL_unref(L, LUA_REGISTRYINDEX, globalconf.hooks.focus);
globalconf.hooks.focus = luaL_ref(L, LUA_REGISTRYINDEX);
return 0;
return luaA_registerfct(L, &globalconf.hooks.focus);
}
/** Set the function called each time a client loses focus. This function is
@ -235,11 +241,7 @@ luaA_hooks_focus(lua_State *L)
static int
luaA_hooks_unfocus(lua_State *L)
{
luaA_checkfunction(L, 1);
if(globalconf.hooks.unfocus)
luaL_unref(L, LUA_REGISTRYINDEX, globalconf.hooks.unfocus);
globalconf.hooks.unfocus = luaL_ref(L, LUA_REGISTRYINDEX);
return 0;
return luaA_registerfct(L, &globalconf.hooks.unfocus);
}
/** Set the function called each time a new client appears. This function is
@ -252,11 +254,7 @@ luaA_hooks_unfocus(lua_State *L)
static int
luaA_hooks_manage(lua_State *L)
{
luaA_checkfunction(L, 1);
if(globalconf.hooks.manage)
luaL_unref(L, LUA_REGISTRYINDEX, globalconf.hooks.manage);
globalconf.hooks.manage = luaL_ref(L, LUA_REGISTRYINDEX);
return 0;
return luaA_registerfct(L, &globalconf.hooks.manage);
}
/** Set the function called each time a client goes away. This function is
@ -269,11 +267,7 @@ luaA_hooks_manage(lua_State *L)
static int
luaA_hooks_unmanage(lua_State *L)
{
luaA_checkfunction(L, 1);
if(globalconf.hooks.unmanage)
luaL_unref(L, LUA_REGISTRYINDEX, globalconf.hooks.unmanage);
globalconf.hooks.unmanage = luaL_ref(L, LUA_REGISTRYINDEX);
return 0;
return luaA_registerfct(L, &globalconf.hooks.unmanage);
}
/** Set the function called each time the mouse enter a new window. This
@ -286,11 +280,7 @@ luaA_hooks_unmanage(lua_State *L)
static int
luaA_hooks_mouseover(lua_State *L)
{
luaA_checkfunction(L, 1);
if(globalconf.hooks.mouseover)
luaL_unref(L, LUA_REGISTRYINDEX, globalconf.hooks.mouseover);
globalconf.hooks.mouseover = luaL_ref(L, LUA_REGISTRYINDEX);
return 0;
return luaA_registerfct(L, &globalconf.hooks.mouseover);
}
/** Set the function called on each screen arrange. This function is called
@ -303,11 +293,7 @@ luaA_hooks_mouseover(lua_State *L)
static int
luaA_hooks_arrange(lua_State *L)
{
luaA_checkfunction(L, 1);
if(globalconf.hooks.arrange)
luaL_unref(L, LUA_REGISTRYINDEX, globalconf.hooks.arrange);
globalconf.hooks.arrange = luaL_ref(L, LUA_REGISTRYINDEX);
return 0;
return luaA_registerfct(L, &globalconf.hooks.arrange);
}
/** Set the function called on each title update. This function is called with
@ -320,11 +306,7 @@ luaA_hooks_arrange(lua_State *L)
static int
luaA_hooks_titleupdate(lua_State *L)
{
luaA_checkfunction(L, 1);
if(globalconf.hooks.titleupdate)
luaL_unref(L, LUA_REGISTRYINDEX, globalconf.hooks.titleupdate);
globalconf.hooks.titleupdate = luaL_ref(L, LUA_REGISTRYINDEX);
return 0;
return luaA_registerfct(L, &globalconf.hooks.titleupdate);
}
/** Set the function called when a client get urgency flag. This function is called with
@ -337,11 +319,7 @@ luaA_hooks_titleupdate(lua_State *L)
static int
luaA_hooks_urgent(lua_State *L)
{
luaA_checkfunction(L, 1);
if(globalconf.hooks.urgent)
luaL_unref(L, LUA_REGISTRYINDEX, globalconf.hooks.urgent);
globalconf.hooks.urgent = luaL_ref(L, LUA_REGISTRYINDEX);
return 0;
return luaA_registerfct(L, &globalconf.hooks.urgent);
}
/** Set the function to be called every N seconds.
@ -357,12 +335,7 @@ luaA_hooks_timer(lua_State *L)
globalconf.timer.repeat = luaL_checknumber(L, 1);
if(lua_gettop(L) == 2 && !lua_isnil(L, 2))
{
luaA_checkfunction(L, 2);
if(globalconf.hooks.timer)
luaL_unref(L, LUA_REGISTRYINDEX, globalconf.hooks.timer);
globalconf.hooks.timer = luaL_ref(L, LUA_REGISTRYINDEX);
}
luaA_registerfct(L, &globalconf.hooks.timer);
ev_timer_again(globalconf.loop, &globalconf.timer);
return 0;
@ -541,6 +514,17 @@ luaA_init(void)
lua_settable(L, LUA_GLOBALSINDEX);
luaA_dostring(L, "package.path = package.path .. \";" AWESOME_LUA_LIB_PATH "/?.lua\"");
/* init hooks */
globalconf.hooks.manage = LUA_REFNIL;
globalconf.hooks.unmanage = LUA_REFNIL;
globalconf.hooks.focus = LUA_REFNIL;
globalconf.hooks.unfocus = LUA_REFNIL;
globalconf.hooks.mouseover = LUA_REFNIL;
globalconf.hooks.arrange = LUA_REFNIL;
globalconf.hooks.titleupdate = LUA_REFNIL;
globalconf.hooks.urgent = LUA_REFNIL;
globalconf.hooks.timer = LUA_REFNIL;
}
#define XDG_CONFIG_HOME_DEFAULT "/.config"