winit-sonoma-fix/examples/grabbing.rs
2015-08-05 22:31:34 +02:00

52 lines
1.4 KiB
Rust

#[cfg(target_os = "android")]
#[macro_use]
extern crate android_glue;
extern crate glutin;
use glutin::{Event, ElementState};
mod support;
#[cfg(target_os = "android")]
android_start!(main);
#[cfg(not(feature = "window"))]
fn main() { println!("This example requires glutin to be compiled with the `window` feature"); }
#[cfg(feature = "window")]
fn main() {
let window = glutin::WindowBuilder::new().build().unwrap();
window.set_title("glutin - Cursor grabbing test");
unsafe { window.make_current() };
let context = support::load(&window);
let mut grabbed = false;
for event in window.poll_events() {
match event {
Event::KeyboardInput(ElementState::Pressed, _, _) => {
if grabbed {
grabbed = false;
window.set_cursor_state(glutin::CursorState::Normal)
.ok().expect("could not ungrab mouse cursor");
} else {
grabbed = true;
window.set_cursor_state(glutin::CursorState::Grab)
.ok().expect("could not grab mouse cursor");
}
},
a @ Event::MouseMoved(_) => {
println!("{:?}", a);
},
_ => (),
}
context.draw_frame((0.0, 1.0, 0.0, 1.0));
window.swap_buffers();
}
}