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event: lazify screen update

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Set root screen change flag in event handler, and update in
draw_callback.

Signed-off-by: Yuxuan Shui <yshuiv7@gmail.com>
This commit is contained in:
Yuxuan Shui
2019-03-17 15:17:48 +00:00
parent e414fee91f
commit e8f2298159
4 changed files with 39 additions and 25 deletions
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20
src/event.c
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@ -506,23 +506,6 @@ static inline void ev_shape_notify(session_t *ps, xcb_shape_notify_event_t *ev)
w->reg_ignore_valid = false;
}
/**
* Handle ScreenChangeNotify events from X RandR extension.
*/
static void ev_screen_change_notify(session_t *ps,
xcb_randr_screen_change_notify_event_t attr_unused *ev) {
if (ps->o.xinerama_shadow_crop)
cxinerama_upd_scrs(ps);
if (ps->o.sw_opti && !ps->o.refresh_rate) {
update_refresh_rate(ps);
if (!ps->refresh_rate) {
log_warn("Refresh rate detection failed. swopti will be "
"temporarily disabled");
}
}
}
static inline void
ev_selection_clear(session_t *ps, xcb_selection_clear_event_t attr_unused *ev) {
// The only selection we own is the _NET_WM_CM_Sn selection.
@ -603,8 +586,7 @@ void ev_handle(session_t *ps, xcb_generic_event_t *ev) {
}
if (ps->randr_exists &&
ev->response_type == (ps->randr_event + XCB_RANDR_SCREEN_CHANGE_NOTIFY)) {
ev_screen_change_notify(
ps, (xcb_randr_screen_change_notify_event_t *)ev);
set_root_flags(ps, ROOT_FLAGS_SCREEN_CHANGE);
break;
}
if (ps->damage_event + XCB_DAMAGE_NOTIFY == ev->response_type) {