1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
use crate::{Context, Inspectable};
use bevy::ecs::event::Events;
use bevy::prelude::*;
use std::marker::PhantomData;
#[allow(missing_docs)]
#[derive(Clone)]
pub struct ButtonAttributes {
pub text: String,
}
impl Default for ButtonAttributes {
fn default() -> Self {
ButtonAttributes {
text: "Button".to_string(),
}
}
}
#[derive(Default)]
pub struct InspectableButton<E>(PhantomData<E>);
impl<E> InspectableButton<E> {
pub fn new() -> Self {
InspectableButton(PhantomData)
}
}
impl<E> std::fmt::Debug for InspectableButton<E> {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
f.debug_struct("InspectableButton").finish()
}
}
impl<E: Send + Sync + 'static + Default> Inspectable for InspectableButton<E> {
type Attributes = ButtonAttributes;
fn ui(
&mut self,
ui: &mut bevy_egui::egui::Ui,
options: Self::Attributes,
context: &mut Context,
) -> bool {
context.resource_scope(
ui,
"InspectableButton<E>",
|ui, _, mut events: Mut<Events<E>>| {
if ui.button(options.text).clicked() {
events.send(E::default());
}
false
},
)
}
fn setup(app: &mut App) {
if !app.world.contains_resource::<Events<E>>() {
app.add_event::<E>();
}
}
}