50 lines
1.0 KiB
Rust
50 lines
1.0 KiB
Rust
use iris::prelude::*;
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fn main() {
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DesktopApp::<State>::run();
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}
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#[derive(DesktopUiState)]
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struct State {
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ui_state: DesktopUiState,
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}
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type Rsc = StdRsc<State>;
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#[derive(Clone, Copy, WidgetView)]
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struct Test {
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#[root]
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root: WeakWidget<Rect>,
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cur: WeakState<bool>,
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}
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impl Test {
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pub fn new(rsc: &mut Rsc) -> Self {
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let root = rect(PaintId::RED).add(rsc);
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let cur = rsc.create_state(root, false);
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Self { root, cur }
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}
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pub fn toggle(&self, rsc: &mut Rsc) {
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let cur = &mut rsc[self.cur];
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*cur = !*cur;
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if *cur {
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rsc[self.root].set_paint(PaintId::BLUE);
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} else {
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rsc[self.root].set_paint(PaintId::RED);
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}
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}
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}
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impl DesktopAppState for State {
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fn new(mut ui_state: DesktopUiState, rsc: &mut StdRsc<Self>, _: Proxy<Self::Event>) -> Self {
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let test = Test::new(rsc);
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test.on(CursorSense::click(), move |_, rsc| {
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test.toggle(rsc);
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})
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.set_root(rsc, &mut ui_state);
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Self { ui_state }
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}
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}
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