gdk/
event_motion.rs

1// Copyright 2016, The Gtk-rs Project Developers.
2// See the COPYRIGHT file at the top-level directory of this distribution.
3// Licensed under the MIT license, see the LICENSE file or <http://opensource.org/licenses/MIT>
4
5use gdk_sys;
6use glib::translate::*;
7
8#[derive(Clone, Debug, PartialEq, Eq, PartialOrd, Ord, Hash)]
9pub struct EventMotion(::Event);
10
11event_wrapper!(EventMotion, GdkEventMotion);
12event_subtype!(EventMotion, gdk_sys::GDK_MOTION_NOTIFY);
13
14impl EventMotion {
15    pub fn get_position(&self) -> (f64, f64) {
16        let x = self.as_ref().x;
17        let y = self.as_ref().y;
18        (x, y)
19    }
20
21    pub fn get_state(&self) -> ::ModifierType {
22        from_glib(self.as_ref().state)
23    }
24
25    pub fn get_time(&self) -> u32 {
26        self.as_ref().time
27    }
28
29    pub fn request_motions(&self) {
30        unsafe { gdk_sys::gdk_event_request_motions(self.as_ref()) }
31    }
32
33    pub fn get_device(&self) -> Option<::Device> {
34        unsafe { from_glib_none(self.as_ref().device) }
35    }
36
37    pub fn get_axes(&self) -> Option<(f64, f64)> {
38        let axes = self.as_ref().axes;
39
40        if axes.is_null() {
41            None
42        } else {
43            unsafe { Some((*axes, *axes.offset(1))) }
44        }
45    }
46
47    pub fn get_root(&self) -> (f64, f64) {
48        let x_root = self.as_ref().x_root;
49        let y_root = self.as_ref().y_root;
50        (x_root, y_root)
51    }
52
53    pub fn get_is_hint(&self) -> bool {
54        from_glib(self.as_ref().is_hint as _)
55    }
56}