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Disconnect signals on dispose

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This commit is contained in:
Ian Douglas Scott 2021-09-24 10:30:09 -07:00
parent 58e3850766
commit 397c671da0
2 changed files with 31 additions and 17 deletions
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22
src/notification_list.rs
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@ -14,6 +14,7 @@ use crate::notifications::{Notification, NotificationId, Notifications};
pub struct NotificationListInner {
listbox: DerefCell<gtk4::ListBox>,
notifications: DerefCell<Notifications>,
ids: RefCell<Vec<glib::SignalHandlerId>>,
rows: RefCell<HashMap<NotificationId, gtk4::ListBoxRow>>,
}
@ -43,8 +44,12 @@ impl ObjectImpl for NotificationListInner {
self.listbox.set(listbox);
}
fn dispose(&self, _obj: &NotificationList) {
fn dispose(&self, obj: &NotificationList) {
self.listbox.unparent();
for i in obj.inner().ids.take().into_iter() {
obj.inner().notifications.disconnect(i);
}
}
}
@ -59,14 +64,15 @@ impl NotificationList {
pub fn new(notifications: &Notifications) -> Self {
let obj = glib::Object::new::<Self>(&[]).unwrap();
// XXX disconnect?
obj.inner().notifications.set(notifications.clone());
notifications.connect_notification_recieved(clone!(@weak obj => move |notification| {
obj.handle_notification(&notification);
}));
notifications.connect_notification_closed(clone!(@weak obj => move |id| {
obj.remove_notification(id);
}));
*obj.inner().ids.borrow_mut() = vec![
notifications.connect_notification_recieved(clone!(@weak obj => move |notification| {
obj.handle_notification(&notification);
})),
notifications.connect_notification_closed(clone!(@weak obj => move |id| {
obj.remove_notification(id);
})),
];
obj
}

26
src/notification_popover.rs
View file

@ -14,6 +14,7 @@ use crate::notifications::{Notification, NotificationId, Notifications};
pub struct NotificationPopoverInner {
notification_widget: DerefCell<NotificationWidget>,
notifications: DerefCell<Notifications>,
ids: RefCell<Vec<glib::SignalHandlerId>>,
source: RefCell<Option<glib::SourceId>>,
}
@ -54,6 +55,12 @@ impl ObjectImpl for NotificationPopoverInner {
});
};
}
fn dispose(&self, obj: &NotificationPopover) {
for i in obj.inner().ids.take().into_iter() {
obj.inner().notifications.disconnect(i);
}
}
}
impl WidgetImpl for NotificationPopoverInner {}
@ -74,16 +81,17 @@ impl NotificationPopover {
obj.set_child(Some(&notification_widget));
obj.inner().notification_widget.set(notification_widget);
// XXX disconnect?
obj.inner().notifications.set(notifications.clone());
notifications.connect_notification_recieved(clone!(@weak obj => move |notification| {
obj.handle_notification(&notification);
}));
notifications.connect_notification_closed(clone!(@weak obj => move |id| {
if obj.id() == Some(id) {
obj.popdown();
}
}));
*obj.inner().ids.borrow_mut() = vec![
notifications.connect_notification_recieved(clone!(@weak obj => move |notification| {
obj.handle_notification(&notification);
})),
notifications.connect_notification_closed(clone!(@weak obj => move |id| {
if obj.id() == Some(id) {
obj.popdown();
}
})),
];
obj
}