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use crate::{Actor, Animatable, Container, InternalPoint, InternalRect, ScrollMode};
use glib::{
object as gobject,
object::{Cast, IsA},
signal::{connect_raw, SignalHandlerId},
translate::*,
};
use std::boxed::Box as Box_;
use std::{fmt, mem::transmute};
glib_wrapper! {
pub struct ScrollActor(Object<ffi::ClutterScrollActor, ffi::ClutterScrollActorClass, ScrollActorClass>) @extends Actor, gobject::InitiallyUnowned, @implements Animatable, Container;
match fn {
get_type => || ffi::clutter_scroll_actor_get_type(),
}
}
impl ScrollActor {
pub fn new() -> ScrollActor {
unsafe { Actor::from_glib_none(ffi::clutter_scroll_actor_new()).unsafe_cast() }
}
}
impl Default for ScrollActor {
fn default() -> Self {
Self::new()
}
}
pub trait ScrollActorExt: 'static {
fn get_scroll_mode(&self) -> ScrollMode;
fn scroll_to_point(&self, point: &InternalPoint);
fn scroll_to_rect(&self, rect: &InternalRect);
fn set_scroll_mode(&self, mode: ScrollMode);
fn connect_property_scroll_mode_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId;
}
impl<O: IsA<ScrollActor>> ScrollActorExt for O {
fn get_scroll_mode(&self) -> ScrollMode {
unsafe {
from_glib(ffi::clutter_scroll_actor_get_scroll_mode(
self.as_ref().to_glib_none().0,
))
}
}
fn scroll_to_point(&self, point: &InternalPoint) {
unsafe {
ffi::clutter_scroll_actor_scroll_to_point(
self.as_ref().to_glib_none().0,
point.to_glib_none().0,
);
}
}
fn scroll_to_rect(&self, rect: &InternalRect) {
unsafe {
ffi::clutter_scroll_actor_scroll_to_rect(
self.as_ref().to_glib_none().0,
rect.to_glib_none().0,
);
}
}
fn set_scroll_mode(&self, mode: ScrollMode) {
unsafe {
ffi::clutter_scroll_actor_set_scroll_mode(
self.as_ref().to_glib_none().0,
mode.to_glib(),
);
}
}
fn connect_property_scroll_mode_notify<F: Fn(&Self) + 'static>(&self, f: F) -> SignalHandlerId {
unsafe extern "C" fn notify_scroll_mode_trampoline<P, F: Fn(&P) + 'static>(
this: *mut ffi::ClutterScrollActor,
_param_spec: glib_sys::gpointer,
f: glib_sys::gpointer,
) where
P: IsA<ScrollActor>,
{
let f: &F = &*(f as *const F);
f(&ScrollActor::from_glib_borrow(this).unsafe_cast_ref())
}
unsafe {
let f: Box_<F> = Box_::new(f);
connect_raw(
self.as_ptr() as *mut _,
b"notify::scroll-mode\0".as_ptr() as *const _,
Some(transmute::<_, unsafe extern "C" fn()>(
notify_scroll_mode_trampoline::<Self, F> as *const (),
)),
Box_::into_raw(f),
)
}
}
}
impl fmt::Display for ScrollActor {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "ScrollActor")
}
}