xwindow: check that window exists before setting opacity

Signed-off-by: Julien Danjou <julien@danjou.info>
This commit is contained in:
Julien Danjou 2009-09-30 15:59:02 +02:00
parent 4717feb02b
commit d5e3a25bbc
1 changed files with 9 additions and 6 deletions

View File

@ -182,6 +182,8 @@ xwindow_get_opacity_from_reply(xcb_get_property_reply_t *prop_r)
*/
void
xwindow_set_opacity(xcb_window_t win, double opacity)
{
if(win)
{
if(opacity >= 0 && opacity <= 1)
{
@ -192,6 +194,7 @@ xwindow_set_opacity(xcb_window_t win, double opacity)
else
xcb_delete_property(globalconf.connection, win, _NET_WM_WINDOW_OPACITY);
}
}
/** Send WM_TAKE_FOCUS client message to window
* \param win destination window