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use crate::subclass::prelude::*;
use crate::{ShortcutController, ShortcutManager};
use glib::translate::*;
use glib::Cast;
pub trait ShortcutManagerImpl: ObjectImpl {
fn add_controller(&self, controller: &ShortcutController) {
self.parent_add_controller(controller);
}
fn remove_controller(&self, controller: &ShortcutController) {
self.parent_remove_controller(controller)
}
}
pub trait ShortcutManagerImplExt: ObjectSubclass {
fn parent_add_controller(&self, controller: &ShortcutController);
fn parent_remove_controller(&self, controller: &ShortcutController);
}
impl<T: ShortcutManagerImpl> ShortcutManagerImplExt for T {
fn parent_add_controller(&self, controller: &ShortcutController) {
unsafe {
let type_data = Self::type_data();
let parent_iface = type_data.as_ref().parent_interface::<ShortcutManager>()
as *const ffi::GtkShortcutManagerInterface;
let func = (*parent_iface)
.add_controller
.expect("no parent \"add_controller\" implementation");
func(
self.obj()
.unsafe_cast_ref::<ShortcutManager>()
.to_glib_none()
.0,
controller.to_glib_none().0,
)
}
}
fn parent_remove_controller(&self, controller: &ShortcutController) {
unsafe {
let type_data = Self::type_data();
let parent_iface = type_data.as_ref().parent_interface::<ShortcutManager>()
as *const ffi::GtkShortcutManagerInterface;
let func = (*parent_iface)
.remove_controller
.expect("no parent \"remove_controller\" implementation");
func(
self.obj()
.unsafe_cast_ref::<ShortcutManager>()
.to_glib_none()
.0,
controller.to_glib_none().0,
)
}
}
}
unsafe impl<T: ShortcutManagerImpl> IsImplementable<T> for ShortcutManager {
fn interface_init(iface: &mut glib::Interface<Self>) {
let iface = iface.as_mut();
assert!(
crate::rt::is_initialized(),
"GTK has to be initialized first"
);
iface.add_controller = Some(shortcut_manager_add_controller::<T>);
iface.remove_controller = Some(shortcut_manager_remove_controller::<T>);
}
}
unsafe extern "C" fn shortcut_manager_add_controller<T: ShortcutManagerImpl>(
shortcut_manager: *mut ffi::GtkShortcutManager,
controller: *mut ffi::GtkShortcutController,
) {
let instance = &*(shortcut_manager as *mut T::Instance);
let imp = instance.imp();
imp.add_controller(&ShortcutController::from_glib_borrow(controller))
}
unsafe extern "C" fn shortcut_manager_remove_controller<T: ShortcutManagerImpl>(
shortcut_manager: *mut ffi::GtkShortcutManager,
controller: *mut ffi::GtkShortcutController,
) {
let instance = &*(shortcut_manager as *mut T::Instance);
let imp = instance.imp();
imp.remove_controller(&ShortcutController::from_glib_borrow(controller))
}