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use glib::object::Cast;
use glib::object::IsA;
use glib::signal::connect_raw;
use glib::signal::SignalHandlerId;
use glib::translate::*;
use std::boxed::Box as Box_;
use std::fmt;
use std::mem::transmute;
glib::wrapper! {
#[doc(alias = "GListModel")]
pub struct ListModel(Interface<ffi::GListModel, ffi::GListModelInterface>);
match fn {
type_ => || ffi::g_list_model_get_type(),
}
}
pub const NONE_LIST_MODEL: Option<&ListModel> = None;
pub trait ListModelExt: 'static {
#[doc(alias = "g_list_model_get_item_type")]
#[doc(alias = "get_item_type")]
fn item_type(&self) -> glib::types::Type;
#[doc(alias = "g_list_model_get_n_items")]
#[doc(alias = "get_n_items")]
fn n_items(&self) -> u32;
#[doc(alias = "g_list_model_get_object")]
#[doc(alias = "get_object")]
fn item(&self, position: u32) -> Option<glib::Object>;
#[doc(alias = "g_list_model_items_changed")]
fn items_changed(&self, position: u32, removed: u32, added: u32);
#[doc(alias = "items-changed")]
fn connect_items_changed<F: Fn(&Self, u32, u32, u32) + 'static>(&self, f: F)
-> SignalHandlerId;
}
impl<O: IsA<ListModel>> ListModelExt for O {
fn item_type(&self) -> glib::types::Type {
unsafe {
from_glib(ffi::g_list_model_get_item_type(
self.as_ref().to_glib_none().0,
))
}
}
fn n_items(&self) -> u32 {
unsafe { ffi::g_list_model_get_n_items(self.as_ref().to_glib_none().0) }
}
fn item(&self, position: u32) -> Option<glib::Object> {
unsafe {
from_glib_full(ffi::g_list_model_get_object(
self.as_ref().to_glib_none().0,
position,
))
}
}
fn items_changed(&self, position: u32, removed: u32, added: u32) {
unsafe {
ffi::g_list_model_items_changed(
self.as_ref().to_glib_none().0,
position,
removed,
added,
);
}
}
fn connect_items_changed<F: Fn(&Self, u32, u32, u32) + 'static>(
&self,
f: F,
) -> SignalHandlerId {
unsafe extern "C" fn items_changed_trampoline<
P: IsA<ListModel>,
F: Fn(&P, u32, u32, u32) + 'static,
>(
this: *mut ffi::GListModel,
position: libc::c_uint,
removed: libc::c_uint,
added: libc::c_uint,
f: glib::ffi::gpointer,
) {
let f: &F = &*(f as *const F);
f(
ListModel::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 ListModel {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
f.write_str("ListModel")
}
}