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#[derive(Default)]
struct Counter {
value: i32,
}
#[derive(Debug, Clone, Copy)]
pub enum Message {
Increment,
Decrement,
}
use iced::widget::{button, column, text, Column};
impl Counter {
pub fn view(&self) -> Column<'_, Message> {
// We use a column: a simple vertical layout
column![
// The increment button. We tell it to produce an
// `Increment` message when pressed
button("+").on_press(Message::Increment),
// We show the value of the counter here
text(self.value).size(50),
// The decrement button. We tell it to produce a
// `Decrement` message when pressed
button("-").on_press(Message::Decrement),
]
}
}
impl Counter {
// ...
pub fn update(&mut self, message: Message) {
match message {
Message::Increment => {
self.value += 1;
}
Message::Decrement => {
self.value -= 1;
}
}
}
}
fn main() -> iced::Result {
iced::run(Counter::update, Counter::view)
}
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