use crate::{MenuAttributeIter, MenuLinkIter};
use glib::{
prelude::*,
signal::{connect_raw, SignalHandlerId},
translate::*,
};
use std::{boxed::Box as Box_, fmt, mem::transmute};
glib::wrapper! {
#[doc(alias = "GMenuModel")]
pub struct MenuModel(Object<ffi::GMenuModel, ffi::GMenuModelClass>);
match fn {
type_ => || ffi::g_menu_model_get_type(),
}
}
impl MenuModel {
pub const NONE: Option<&'static MenuModel> = None;
}
pub trait MenuModelExt: 'static {
#[doc(alias = "g_menu_model_get_item_attribute_value")]
#[doc(alias = "get_item_attribute_value")]
fn item_attribute_value(
&self,
item_index: i32,
attribute: &str,
expected_type: Option<&glib::VariantTy>,
) -> Option<glib::Variant>;
#[doc(alias = "g_menu_model_get_item_link")]
#[doc(alias = "get_item_link")]
#[must_use]
fn item_link(&self, item_index: i32, link: &str) -> Option<MenuModel>;
#[doc(alias = "g_menu_model_get_n_items")]
#[doc(alias = "get_n_items")]
fn n_items(&self) -> i32;
#[doc(alias = "g_menu_model_is_mutable")]
fn is_mutable(&self) -> bool;
#[doc(alias = "g_menu_model_items_changed")]
fn items_changed(&self, position: i32, removed: i32, added: i32);
#[doc(alias = "g_menu_model_iterate_item_attributes")]
fn iterate_item_attributes(&self, item_index: i32) -> MenuAttributeIter;
#[doc(alias = "g_menu_model_iterate_item_links")]
fn iterate_item_links(&self, item_index: i32) -> MenuLinkIter;
#[doc(alias = "items-changed")]
fn connect_items_changed<F: Fn(&Self, i32, i32, i32) + 'static>(&self, f: F)
-> SignalHandlerId;
}
impl<O: IsA<MenuModel>> MenuModelExt for O {
fn item_attribute_value(
&self,
item_index: i32,
attribute: &str,
expected_type: Option<&glib::VariantTy>,
) -> Option<glib::Variant> {
unsafe {
from_glib_full(ffi::g_menu_model_get_item_attribute_value(
self.as_ref().to_glib_none().0,
item_index,
attribute.to_glib_none().0,
expected_type.to_glib_none().0,
))
}
}
fn item_link(&self, item_index: i32, link: &str) -> Option<MenuModel> {
unsafe {
from_glib_full(ffi::g_menu_model_get_item_link(
self.as_ref().to_glib_none().0,
item_index,
link.to_glib_none().0,
))
}
}
fn n_items(&self) -> i32 {
unsafe { ffi::g_menu_model_get_n_items(self.as_ref().to_glib_none().0) }
}
fn is_mutable(&self) -> bool {
unsafe { from_glib(ffi::g_menu_model_is_mutable(self.as_ref().to_glib_none().0)) }
}
fn items_changed(&self, position: i32, removed: i32, added: i32) {
unsafe {
ffi::g_menu_model_items_changed(
self.as_ref().to_glib_none().0,
position,
removed,
added,
);
}
}
fn iterate_item_attributes(&self, item_index: i32) -> MenuAttributeIter {
unsafe {
from_glib_full(ffi::g_menu_model_iterate_item_attributes(
self.as_ref().to_glib_none().0,
item_index,
))
}
}
fn iterate_item_links(&self, item_index: i32) -> MenuLinkIter {
unsafe {
from_glib_full(ffi::g_menu_model_iterate_item_links(
self.as_ref().to_glib_none().0,
item_index,
))
}
}
fn connect_items_changed<F: Fn(&Self, i32, i32, i32) + 'static>(
&self,
f: F,
) -> SignalHandlerId {
unsafe extern "C" fn items_changed_trampoline<
P: IsA<MenuModel>,
F: Fn(&P, i32, i32, i32) + 'static,
>(
this: *mut ffi::GMenuModel,
position: libc::c_int,
removed: libc::c_int,
added: libc::c_int,
f: glib::ffi::gpointer,
) {
let f: &F = &*(f as *const F);
f(
MenuModel::from_glib_borrow(this).unsafe_cast_ref(),
position,
removed,
added,
)
}
unsafe {
let f: Box_<F> = Box_::new(f);
connect_raw(
self.as_ptr() as *mut _,
b"items-changed\0".as_ptr() as *const _,
Some(transmute::<_, unsafe extern "C" fn()>(
items_changed_trampoline::<Self, F> as *const (),
)),
Box_::into_raw(f),
)
}
}
}
impl fmt::Display for MenuModel {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
f.write_str("MenuModel")
}
}