Function iced::program

pub fn program<State, Message, Theme, Renderer>(
    title: impl Title<State>,
    update: impl Update<State, Message>,
    view: impl for<'a> View<'a, State, Message, Theme, Renderer>
) -> Program<impl Definition<State = State, Message = Message, Theme = Theme>>
where
    State: 'static,
    Message: Send + Debug,
    Theme: Default + DefaultStyle,
    Renderer: Renderer,

Creates an iced Program given its title, update, and view logic.

Example

use iced::widget::{button, column, text, Column};

pub fn main() -> iced::Result {
    iced::program("A counter", update, view).run()
}

#[derive(Debug, Clone)]
enum Message {
    Increment,
}

fn update(value: &mut u64, message: Message) {
    match message {
        Message::Increment => *value += 1,
    }
}

fn view(value: &u64) -> Column<Message> {
    column![
        text(value),
        button("+").on_press(Message::Increment),
    ]
}