libadwaita/subclass/
action_row.rs

1use glib::subclass::prelude::*;
2use glib::translate::*;
3
4use crate::subclass::prelude::PreferencesRowImpl;
5use crate::{prelude::*, ActionRow};
6
7pub trait ActionRowImpl: PreferencesRowImpl + ObjectSubclass<Type: IsA<ActionRow>> {
8    fn activate(&self) {
9        ActionRowImplExt::parent_activate(self)
10    }
11}
12pub trait ActionRowImplExt: ActionRowImpl {
13    fn parent_activate(&self) {
14        unsafe {
15            let data = Self::type_data();
16            let parent_class = data.as_ref().parent_class() as *mut ffi::AdwActionRowClass;
17            if let Some(f) = (*parent_class).activate {
18                f(self.obj().unsafe_cast_ref::<ActionRow>().to_glib_none().0)
19            }
20        }
21    }
22}
23
24impl<T: ActionRowImpl> ActionRowImplExt for T {}
25
26unsafe impl<T: ActionRowImpl> IsSubclassable<T> for ActionRow {
27    fn class_init(class: &mut glib::Class<Self>) {
28        Self::parent_class_init::<T>(class);
29
30        let klass = class.as_mut();
31        klass.activate = Some(row_activate::<T>);
32    }
33}
34
35unsafe extern "C" fn row_activate<T: ActionRowImpl>(ptr: *mut ffi::AdwActionRow) {
36    let instance = unsafe { &*(ptr as *mut T::Instance) };
37    let imp = instance.imp();
38
39    ActionRowImpl::activate(imp)
40}