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Move monitor functionality out of the main window example

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This commit is contained in:
Mads Marquart
2024-03-01 08:37:25 +01:00
parent f0b4889227
commit 72482048a0
2 changed files with 62 additions and 44 deletions
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62
examples/monitors.rs Normal file
View File

@@ -0,0 +1,62 @@
use std::error::Error;
use winit::{
event::{Event, StartCause},
event_loop::{ActiveEventLoop, EventLoop},
};
fn main() -> Result<(), Box<dyn Error>> {
let event_loop = EventLoop::new()?;
Ok(event_loop.run(|event, event_loop| match event {
Event::NewEvents(StartCause::Init) => {
dump_monitors(event_loop);
event_loop.exit()
}
_ => {}
})?)
}
fn dump_monitors(event_loop: &ActiveEventLoop) {
println!("Monitors information");
let primary_monitor = event_loop.primary_monitor();
for monitor in event_loop.available_monitors() {
let intro = if primary_monitor.as_ref() == Some(&monitor) {
"Primary monitor"
} else {
"Monitor"
};
if let Some(name) = monitor.name() {
println!("{intro}: {name}");
} else {
println!("{intro}: [no name]");
}
let size = monitor.size();
print!(" Current mode: {}x{}", size.width, size.height);
if let Some(m_hz) = monitor.refresh_rate_millihertz() {
println!(" @ {}.{} Hz", m_hz / 1000, m_hz % 1000);
} else {
println!();
}
let position = monitor.position();
println!(" Position: {}, {}", position.x, position.y);
println!(" Scale factor: {}", monitor.scale_factor());
println!(" Available modes (width x height x bit-depth):");
for mode in monitor.video_modes() {
let size = mode.size();
let m_hz = mode.refresh_rate_millihertz();
println!(
" {:04}x{:04}x{:02} @ {:>3}.{} Hz",
size.width,
size.height,
mode.bit_depth(),
m_hz / 1000,
m_hz % 1000
);
}
}
}

44
examples/window.rs
View File

@@ -57,7 +57,6 @@ fn main() -> Result<(), Box<dyn Error>> {
Event::NewEvents(_) => (),
Event::Resumed => {
println!("Resumed the event loop");
state.dump_monitors(event_loop);
// Create initial window.
state
@@ -375,49 +374,6 @@ impl Application {
println!("Device event: {event:?}");
}
fn dump_monitors(&self, event_loop: &ActiveEventLoop) {
println!("Monitors information");
let primary_monitor = event_loop.primary_monitor();
for monitor in event_loop.available_monitors() {
let intro = if primary_monitor.as_ref() == Some(&monitor) {
"Primary monitor"
} else {
"Monitor"
};
if let Some(name) = monitor.name() {
println!("{intro}: {name}");
} else {
println!("{intro}: [no name]");
}
let PhysicalSize { width, height } = monitor.size();
print!(" Current mode: {width}x{height}");
if let Some(m_hz) = monitor.refresh_rate_millihertz() {
println!(" @ {}.{} Hz", m_hz / 1000, m_hz % 1000);
} else {
println!();
}
let PhysicalPosition { x, y } = monitor.position();
println!(" Position: {x},{y}");
println!(" Scale factor: {}", monitor.scale_factor());
println!(" Available modes (width x height x bit-depth):");
for mode in monitor.video_modes() {
let PhysicalSize { width, height } = mode.size();
let bits = mode.bit_depth();
let m_hz = mode.refresh_rate_millihertz();
println!(
" {width}x{height}x{bits} @ {}.{} Hz",
m_hz / 1000,
m_hz % 1000
);
}
}
}
/// Process the key binding.
fn process_key_binding(key: &str, mods: &ModifiersState) -> Option<Action> {
KEY_BINDINGS.iter().find_map(|binding| {