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use gdk;
use glib::object::Cast;
use glib::object::IsA;
use glib::object::ObjectType as ObjectType_;
use glib::signal::connect_raw;
use glib::signal::SignalHandlerId;
use glib::translate::*;
use glib::StaticType;
use glib::ToValue;
use glib_sys;
use gtk_sys;
use libc;
use std::boxed::Box as Box_;
use std::fmt;
use std::mem;
use std::mem::transmute;
use EventController;
use Gesture;
use GestureSingle;
use PropagationPhase;
use Widget;
glib_wrapper! {
pub struct GestureSwipe(Object<gtk_sys::GtkGestureSwipe, gtk_sys::GtkGestureSwipeClass, GestureSwipeClass>) @extends GestureSingle, Gesture, EventController;
match fn {
get_type => || gtk_sys::gtk_gesture_swipe_get_type(),
}
}
impl GestureSwipe {
pub fn new<P: IsA<Widget>>(widget: &P) -> GestureSwipe {
skip_assert_initialized!();
unsafe {
Gesture::from_glib_full(gtk_sys::gtk_gesture_swipe_new(
widget.as_ref().to_glib_none().0,
))
.unsafe_cast()
}
}
pub fn get_velocity(&self) -> Option<(f64, f64)> {
unsafe {
let mut velocity_x = mem::MaybeUninit::uninit();
let mut velocity_y = mem::MaybeUninit::uninit();
let ret = from_glib(gtk_sys::gtk_gesture_swipe_get_velocity(
self.to_glib_none().0,
velocity_x.as_mut_ptr(),
velocity_y.as_mut_ptr(),
));
let velocity_x = velocity_x.assume_init();
let velocity_y = velocity_y.assume_init();
if ret {
Some((velocity_x, velocity_y))
} else {
None
}
}
}
pub fn connect_swipe<F: Fn(&GestureSwipe, f64, f64) + 'static>(&self, f: F) -> SignalHandlerId {
unsafe extern "C" fn swipe_trampoline<F: Fn(&GestureSwipe, f64, f64) + 'static>(
this: *mut gtk_sys::GtkGestureSwipe,
velocity_x: libc::c_double,
velocity_y: libc::c_double,
f: glib_sys::gpointer,
) {
let f: &F = &*(f as *const F);
f(&from_glib_borrow(this), velocity_x, velocity_y)
}
unsafe {
let f: Box_<F> = Box_::new(f);
connect_raw(
self.as_ptr() as *mut _,
b"swipe\0".as_ptr() as *const _,
Some(transmute(swipe_trampoline::<F> as usize)),
Box_::into_raw(f),
)
}
}
}
#[derive(Clone, Default)]
pub struct GestureSwipeBuilder {
button: Option<u32>,
exclusive: Option<bool>,
touch_only: Option<bool>,
n_points: Option<u32>,
window: Option<gdk::Window>,
propagation_phase: Option<PropagationPhase>,
widget: Option<Widget>,
}
impl GestureSwipeBuilder {
pub fn new() -> Self {
Self::default()
}
pub fn build(self) -> GestureSwipe {
let mut properties: Vec<(&str, &dyn ToValue)> = vec![];
if let Some(ref button) = self.button {
properties.push(("button", button));
}
if let Some(ref exclusive) = self.exclusive {
properties.push(("exclusive", exclusive));
}
if let Some(ref touch_only) = self.touch_only {
properties.push(("touch-only", touch_only));
}
if let Some(ref n_points) = self.n_points {
properties.push(("n-points", n_points));
}
if let Some(ref window) = self.window {
properties.push(("window", window));
}
if let Some(ref propagation_phase) = self.propagation_phase {
properties.push(("propagation-phase", propagation_phase));
}
if let Some(ref widget) = self.widget {
properties.push(("widget", widget));
}
glib::Object::new(GestureSwipe::static_type(), &properties)
.expect("object new")
.downcast()
.expect("downcast")
}
pub fn button(mut self, button: u32) -> Self {
self.button = Some(button);
self
}
pub fn exclusive(mut self, exclusive: bool) -> Self {
self.exclusive = Some(exclusive);
self
}
pub fn touch_only(mut self, touch_only: bool) -> Self {
self.touch_only = Some(touch_only);
self
}
pub fn n_points(mut self, n_points: u32) -> Self {
self.n_points = Some(n_points);
self
}
pub fn window<P: IsA<gdk::Window>>(mut self, window: &P) -> Self {
self.window = Some(window.clone().upcast());
self
}
pub fn propagation_phase(mut self, propagation_phase: PropagationPhase) -> Self {
self.propagation_phase = Some(propagation_phase);
self
}
pub fn widget<P: IsA<Widget>>(mut self, widget: &P) -> Self {
self.widget = Some(widget.clone().upcast());
self
}
}
impl fmt::Display for GestureSwipe {
fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
write!(f, "GestureSwipe")
}
}