gtk/subclass/
list_box_row.rs

1// Take a look at the license at the top of the repository in the LICENSE file.
2
3use crate::{ListBoxRow, ffi};
4
5use glib::object::Cast;
6use glib::object::IsA;
7use glib::subclass::prelude::*;
8use glib::translate::*;
9
10use super::bin::BinImpl;
11
12pub trait ListBoxRowImpl: BinImpl + ObjectSubclass<Type: IsA<ListBoxRow>> {
13    fn activate(&self) {
14        self.parent_activate()
15    }
16}
17
18pub trait ListBoxRowImplExt: ListBoxRowImpl {
19    fn parent_activate(&self) {
20        unsafe {
21            let data = Self::type_data();
22            let parent_class = data.as_ref().parent_class() as *mut ffi::GtkListBoxRowClass;
23            if let Some(f) = (*parent_class).activate {
24                f(self.obj().unsafe_cast_ref::<ListBoxRow>().to_glib_none().0)
25            }
26        }
27    }
28}
29
30impl<T: ListBoxRowImpl> ListBoxRowImplExt for T {}
31
32unsafe impl<T: ListBoxRowImpl> IsSubclassable<T> for ListBoxRow {
33    fn class_init(class: &mut ::glib::Class<Self>) {
34        Self::parent_class_init::<T>(class);
35
36        if !crate::rt::is_initialized() {
37            panic!("GTK has to be initialized first");
38        }
39
40        let klass = class.as_mut();
41        klass.activate = Some(list_box_row_activate::<T>);
42    }
43}
44
45unsafe extern "C" fn list_box_row_activate<T: ListBoxRowImpl>(ptr: *mut ffi::GtkListBoxRow) {
46    unsafe {
47        let instance = &*(ptr as *mut T::Instance);
48        let imp = instance.imp();
49
50        imp.activate()
51    }
52}
gtk/subclass/list_box_row.rs

gtk/subclass/
list_box_row.rs
