mirror of https://github.com/KaiserY/trpl-zh-cn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
30 lines
457 B
30 lines
457 B
pub trait Draw {
|
|
fn draw(&self);
|
|
}
|
|
|
|
pub struct Screen {
|
|
pub components: Vec<Box<dyn Draw>>,
|
|
}
|
|
|
|
impl Screen {
|
|
pub fn run(&self) {
|
|
for component in self.components.iter() {
|
|
component.draw();
|
|
}
|
|
}
|
|
}
|
|
|
|
// ANCHOR: here
|
|
pub struct Button {
|
|
pub width: u32,
|
|
pub height: u32,
|
|
pub label: String,
|
|
}
|
|
|
|
impl Draw for Button {
|
|
fn draw(&self) {
|
|
// code to actually draw a button
|
|
}
|
|
}
|
|
// ANCHOR_END: here
|