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mouse: add client_under_pointer() method 

Signed-off-by: Julien Danjou <julien@danjou.info>
This commit is contained in:
Julien Danjou 2008-11-13 17:44:09 +01:00
parent 0e972d4845
commit ab804f689d
1 changed files with 35 additions and 0 deletions
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35
mouse.c
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@ -1387,11 +1387,46 @@ luaA_mouse_coords(lua_State *L)
return luaA_mouse_pushstatus(L, mouse_x, mouse_y, mask);
}
/** Get the client which is under the pointer.
* \param L The Lua VM state.
* \return The number of elements pushed on stack.
* \luastack
* \lreturn A client or nil.
*/
static int
luaA_mouse_client_under_pointer(lua_State *L)
{
for(int screen = 0;
screen < xcb_setup_roots_length(xcb_get_setup(globalconf.connection));
screen++)
{
xcb_window_t root = xutil_screen_get(globalconf.connection, screen)->root;
xcb_query_pointer_reply_t *query_ptr_r;
xcb_query_pointer_cookie_t query_ptr_c = xcb_query_pointer_unchecked(globalconf.connection, root);
query_ptr_r = xcb_query_pointer_reply(globalconf.connection, query_ptr_c, NULL);
if(query_ptr_r)
{
client_t *c = client_getbywin(query_ptr_r->child);
p_delete(&query_ptr_r);
if(c)
return luaA_client_userdata_new(L, c);
else
{
lua_pushnil(L);
return 1;
}
}
}
return 0;
}
const struct luaL_reg awesome_mouse_methods[] =
{
{ "__index", luaA_mouse_index },
{ "__newindex", luaA_mouse_newindex },
{ "coords", luaA_mouse_coords },
{ "client_under_pointer", luaA_mouse_client_under_pointer },
{ NULL, NULL }
};
const struct luaL_reg awesome_mouse_meta[] =