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|
use iced::{
button, Alignment, Button, Column, Element, Sandbox, Settings, Text,
};
pub fn main() -> iced::Result {
Counter::run(Settings::default())
}
#[derive(Default)]
struct Counter {
value: i32,
increment_button: button::State,
decrement_button: button::State,
}
#[derive(Debug, Clone, Copy)]
enum Message {
IncrementPressed,
DecrementPressed,
}
impl Sandbox for Counter {
type Message = Message;
fn new() -> Self {
Self::default()
}
fn title(&self) -> String {
String::from("Counter - Iced")
}
fn update(&mut self, message: Message) {
match message {
Message::IncrementPressed => {
self.value += 1;
}
Message::DecrementPressed => {
self.value -= 1;
}
}
}
fn view(&mut self) -> Element<Message> {
Column::new()
.padding(20)
.align_items(Alignment::Center)
.push(
Button::new(&mut self.increment_button, Text::new("Increment"))
.on_press(Message::IncrementPressed),
)
.push(Text::new(self.value.to_string()).size(50))
.push(
Button::new(&mut self.decrement_button, Text::new("Decrement"))
.on_press(Message::DecrementPressed),
)
.into()
}
}
|
