185 lines
8.6 KiB
Rust
185 lines
8.6 KiB
Rust
#[cfg(not(target_arch = "wasm32"))]
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fn main() {
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use std::{collections::HashMap, sync::mpsc, thread, time::Duration};
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use simple_logger::SimpleLogger;
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use winit::{
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dpi::{PhysicalPosition, PhysicalSize, Position, Size},
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event::{ElementState, Event, KeyboardInput, VirtualKeyCode, WindowEvent},
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event_loop::{ControlFlow, EventLoop},
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window::{CursorIcon, Fullscreen, WindowBuilder},
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};
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const WINDOW_COUNT: usize = 3;
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const WINDOW_SIZE: PhysicalSize<u32> = PhysicalSize::new(600, 400);
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SimpleLogger::new().init().unwrap();
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let event_loop = EventLoop::new();
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let mut window_senders = HashMap::with_capacity(WINDOW_COUNT);
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for _ in 0..WINDOW_COUNT {
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let window = WindowBuilder::new()
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.with_inner_size(WINDOW_SIZE)
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.build(&event_loop)
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.unwrap();
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let mut video_modes: Vec<_> = window.current_monitor().unwrap().video_modes().collect();
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let mut video_mode_id = 0usize;
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let (tx, rx) = mpsc::channel();
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window_senders.insert(window.id(), tx);
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thread::spawn(move || {
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while let Ok(event) = rx.recv() {
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match event {
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WindowEvent::Moved { .. } => {
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// We need to update our chosen video mode if the window
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// was moved to an another monitor, so that the window
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// appears on this monitor instead when we go fullscreen
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let previous_video_mode = video_modes.iter().cloned().nth(video_mode_id);
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video_modes = window.current_monitor().unwrap().video_modes().collect();
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video_mode_id = video_mode_id.min(video_modes.len());
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let video_mode = video_modes.iter().nth(video_mode_id);
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// Different monitors may support different video modes,
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// and the index we chose previously may now point to a
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// completely different video mode, so notify the user
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if video_mode != previous_video_mode.as_ref() {
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println!(
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"Window moved to another monitor, picked video mode: {}",
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video_modes.iter().nth(video_mode_id).unwrap()
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);
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}
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}
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#[allow(deprecated)]
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WindowEvent::KeyboardInput {
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input:
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KeyboardInput {
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state: ElementState::Released,
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virtual_keycode: Some(key),
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modifiers,
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..
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},
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..
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} => {
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window.set_title(&format!("{:?}", key));
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let state = !modifiers.shift();
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use VirtualKeyCode::*;
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match key {
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A => window.set_always_on_top(state),
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C => window.set_cursor_icon(match state {
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true => CursorIcon::Progress,
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false => CursorIcon::Default,
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}),
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D => window.set_decorations(!state),
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// Cycle through video modes
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Right | Left => {
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video_mode_id = match key {
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Left => video_mode_id.saturating_sub(1),
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Right => (video_modes.len() - 1).min(video_mode_id + 1),
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_ => unreachable!(),
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};
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println!(
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"Picking video mode: {}",
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video_modes.iter().nth(video_mode_id).unwrap()
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);
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}
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F => window.set_fullscreen(match (state, modifiers.alt()) {
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(true, false) => Some(Fullscreen::Borderless(None)),
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(true, true) => Some(Fullscreen::Exclusive(
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video_modes.iter().nth(video_mode_id).unwrap().clone(),
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)),
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(false, _) => None,
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}),
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G => window.set_cursor_grab(state).unwrap(),
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H => window.set_cursor_visible(!state),
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I => {
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println!("Info:");
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println!("-> outer_position : {:?}", window.outer_position());
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println!("-> inner_position : {:?}", window.inner_position());
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println!("-> outer_size : {:?}", window.outer_size());
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println!("-> inner_size : {:?}", window.inner_size());
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println!("-> fullscreen : {:?}", window.fullscreen());
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}
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L => window.set_min_inner_size(match state {
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true => Some(WINDOW_SIZE),
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false => None,
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}),
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M => window.set_maximized(state),
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P => window.set_outer_position({
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let mut position = window.outer_position().unwrap();
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let sign = if state { 1 } else { -1 };
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position.x += 10 * sign;
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position.y += 10 * sign;
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position
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}),
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Q => window.request_redraw(),
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R => window.set_resizable(state),
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S => window.set_inner_size(match state {
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true => PhysicalSize::new(
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WINDOW_SIZE.width + 100,
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WINDOW_SIZE.height + 100,
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),
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false => WINDOW_SIZE,
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}),
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W => {
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if let Size::Physical(size) = WINDOW_SIZE.into() {
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window
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.set_cursor_position(Position::Physical(
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PhysicalPosition::new(
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size.width as i32 / 2,
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size.height as i32 / 2,
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),
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))
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.unwrap()
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}
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}
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Z => {
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window.set_visible(false);
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thread::sleep(Duration::from_secs(1));
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window.set_visible(true);
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}
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_ => (),
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}
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}
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_ => (),
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}
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}
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});
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}
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event_loop.run(move |event, _event_loop, control_flow| {
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*control_flow = match !window_senders.is_empty() {
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true => ControlFlow::Wait,
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false => ControlFlow::Exit,
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};
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match event {
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Event::WindowEvent { event, window_id } => match event {
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WindowEvent::CloseRequested
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| WindowEvent::Destroyed
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| WindowEvent::KeyboardInput {
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input:
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KeyboardInput {
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state: ElementState::Released,
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virtual_keycode: Some(VirtualKeyCode::Escape),
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..
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},
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..
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} => {
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window_senders.remove(&window_id);
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}
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_ => {
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if let Some(tx) = window_senders.get(&window_id) {
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if let Some(event) = event.to_static() {
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tx.send(event).unwrap();
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}
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}
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}
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},
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_ => (),
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}
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})
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}
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#[cfg(target_arch = "wasm32")]
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fn main() {
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panic!("Example not supported on Wasm");
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}
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