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-rw-r--r--backend/x11/backend.c2
-rw-r--r--backend/x11/output.c5
2 files changed, 4 insertions, 3 deletions
diff --git a/backend/x11/backend.c b/backend/x11/backend.c
index 6067c89f..2d09eebe 100644
--- a/backend/x11/backend.c
+++ b/backend/x11/backend.c
@@ -564,8 +564,6 @@ struct wlr_backend *wlr_x11_backend_create(struct wl_display *display,
}
#endif
- x11->present_event_id = xcb_generate_id(x11->xcb);
-
wlr_input_device_init(&x11->keyboard_dev, WLR_INPUT_DEVICE_KEYBOARD,
&input_device_impl, "X11 keyboard", 0, 0);
wlr_keyboard_init(&x11->keyboard, &keyboard_impl);
diff --git a/backend/x11/output.c b/backend/x11/output.c
index 7c53fde5..86729ace 100644
--- a/backend/x11/output.c
+++ b/backend/x11/output.c
@@ -86,6 +86,8 @@ static void output_destroy(struct wlr_output *wlr_output) {
wl_list_remove(&output->link);
wlr_buffer_unlock(output->back_buffer);
wlr_swapchain_destroy(output->swapchain);
+ // A zero event mask deletes the event context
+ xcb_present_select_input(x11->xcb, output->present_event_id, output->win, 0);
xcb_destroy_window(x11->xcb, output->win);
xcb_flush(x11->xcb);
free(output);
@@ -398,7 +400,8 @@ struct wlr_output *wlr_x11_output_create(struct wlr_backend *backend) {
uint32_t present_mask = XCB_PRESENT_EVENT_MASK_IDLE_NOTIFY |
XCB_PRESENT_EVENT_MASK_COMPLETE_NOTIFY;
- xcb_present_select_input(x11->xcb, x11->present_event_id, output->win,
+ output->present_event_id = xcb_generate_id(x11->xcb);
+ xcb_present_select_input(x11->xcb, output->present_event_id, output->win,
present_mask);
xcb_change_property(x11->xcb, XCB_PROP_MODE_REPLACE, output->win,