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use libc::c_char;
use glib::subclass::prelude::*;
use glib::translate::*;
use glib::{Cast, GString};
use super::cell_renderer::CellRendererImpl;
use crate::CellRendererToggle;
pub trait CellRendererToggleImpl: CellRendererToggleImplExt + CellRendererImpl {
fn toggled(&self, path: &str) {
self.parent_toggled(path);
}
}
pub trait CellRendererToggleImplExt: ObjectSubclass {
fn parent_toggled(&self, path: &str);
}
impl<T: CellRendererToggleImpl> CellRendererToggleImplExt for T {
fn parent_toggled(&self, path: &str) {
unsafe {
let data = T::type_data();
let parent_class = data.as_ref().parent_class() as *mut ffi::GtkCellRendererToggleClass;
if let Some(f) = (*parent_class).toggled {
f(
self.instance()
.unsafe_cast_ref::<CellRendererToggle>()
.to_glib_none()
.0,
path.to_glib_none().0,
)
}
}
}
}
unsafe impl<T: CellRendererToggleImpl> IsSubclassable<T> for CellRendererToggle {
fn class_init(class: &mut ::glib::Class<Self>) {
Self::parent_class_init::<T>(class);
if !crate::rt::is_initialized() {
panic!("GTK has to be initialized first");
}
let klass = class.as_mut();
klass.toggled = Some(cell_renderer_toggle_toggled::<T>);
}
}
unsafe extern "C" fn cell_renderer_toggle_toggled<T: CellRendererToggleImpl>(
ptr: *mut ffi::GtkCellRendererToggle,
path: *const c_char,
) {
let instance = &*(ptr as *mut T::Instance);
let imp = instance.imp();
imp.toggled(&GString::from_glib_borrow(path))
}