gtk4/subclass/
recent_manager.rs

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1// Take a look at the license at the top of the repository in the LICENSE file.
2
3// rustdoc-stripper-ignore-next
4//! Traits intended for subclassing [`RecentManager`].
5
6use glib::translate::*;
7
8use crate::{ffi, prelude::*, subclass::prelude::*, RecentManager};
9
10pub trait RecentManagerImpl: ObjectImpl + ObjectSubclass<Type: IsA<RecentManager>> {
11    fn changed(&self) {
12        self.parent_changed()
13    }
14}
15
16pub trait RecentManagerImplExt: RecentManagerImpl {
17    fn parent_changed(&self) {
18        unsafe {
19            let data = Self::type_data();
20            let parent_class = data.as_ref().parent_class() as *mut ffi::GtkRecentManagerClass;
21            if let Some(f) = (*parent_class).changed {
22                f(self
23                    .obj()
24                    .unsafe_cast_ref::<RecentManager>()
25                    .to_glib_none()
26                    .0)
27            }
28        }
29    }
30}
31
32impl<T: RecentManagerImpl> RecentManagerImplExt for T {}
33
34unsafe impl<T: RecentManagerImpl> IsSubclassable<T> for RecentManager {
35    fn class_init(class: &mut glib::Class<Self>) {
36        Self::parent_class_init::<T>(class);
37
38        assert_initialized_main_thread!();
39
40        let klass = class.as_mut();
41        klass.changed = Some(recent_manager_changed::<T>);
42    }
43}
44
45unsafe extern "C" fn recent_manager_changed<T: RecentManagerImpl>(ptr: *mut ffi::GtkRecentManager) {
46    let instance = &*(ptr as *mut T::Instance);
47    let imp = instance.imp();
48
49    imp.changed()
50}
gtk4/subclass/recent_manager.rs

gtk4/subclass/
recent_manager.rs
