1use gpui::{
2 actions, div, prelude::*, Div, FocusHandle, Focusable, KeyBinding, Render, Stateful, View,
3 WindowContext,
4};
5use ui::prelude::*;
6
7actions!(ActionA, ActionB, ActionC);
8
9pub struct FocusStory {
10 child_1_focus: FocusHandle,
11 child_2_focus: FocusHandle,
12}
13
14impl FocusStory {
15 pub fn view(cx: &mut WindowContext) -> View<Self> {
16 cx.bind_keys([
17 KeyBinding::new("cmd-a", ActionA, Some("parent")),
18 KeyBinding::new("cmd-a", ActionB, Some("child-1")),
19 KeyBinding::new("cmd-c", ActionC, None),
20 ]);
21
22 cx.build_view(move |cx| Self {
23 child_1_focus: cx.focus_handle(),
24 child_2_focus: cx.focus_handle(),
25 })
26 }
27}
28
29impl Render for FocusStory {
30 type Element = Focusable<Stateful<Div>>;
31
32 fn render(&mut self, cx: &mut gpui::ViewContext<Self>) -> Self::Element {
33 let theme = cx.theme();
34 let color_1 = theme.status().created;
35 let color_2 = theme.status().modified;
36 let color_4 = theme.status().conflict;
37 let color_5 = theme.status().ignored;
38 let color_6 = theme.status().renamed;
39
40 div()
41 .id("parent")
42 .focusable()
43 .key_context("parent")
44 .on_action(cx.listener(|_, _action: &ActionA, _cx| {
45 println!("Action A dispatched on parent");
46 }))
47 .on_action(cx.listener(|_, _action: &ActionB, _cx| {
48 println!("Action B dispatched on parent");
49 }))
50 .on_focus(cx.listener(|_, _, _| println!("Parent focused")))
51 .on_blur(cx.listener(|_, _, _| println!("Parent blurred")))
52 .on_focus_in(cx.listener(|_, _, _| println!("Parent focus_in")))
53 .on_focus_out(cx.listener(|_, _, _| println!("Parent focus_out")))
54 .on_key_down(cx.listener(|_, event, _| println!("Key down on parent {:?}", event)))
55 .on_key_up(cx.listener(|_, event, _| println!("Key up on parent {:?}", event)))
56 .size_full()
57 .bg(color_1)
58 .focus(|style| style.bg(color_2))
59 .child(
60 div()
61 .track_focus(&self.child_1_focus)
62 .key_context("child-1")
63 .on_action(cx.listener(|_, _action: &ActionB, _cx| {
64 println!("Action B dispatched on child 1 during");
65 }))
66 .w_full()
67 .h_6()
68 .bg(color_4)
69 .focus(|style| style.bg(color_5))
70 .in_focus(|style| style.bg(color_6))
71 .on_focus(cx.listener(|_, _, _| println!("Child 1 focused")))
72 .on_blur(cx.listener(|_, _, _| println!("Child 1 blurred")))
73 .on_focus_in(cx.listener(|_, _, _| println!("Child 1 focus_in")))
74 .on_focus_out(cx.listener(|_, _, _| println!("Child 1 focus_out")))
75 .on_key_down(
76 cx.listener(|_, event, _| println!("Key down on child 1 {:?}", event)),
77 )
78 .on_key_up(cx.listener(|_, event, _| println!("Key up on child 1 {:?}", event)))
79 .child("Child 1"),
80 )
81 .child(
82 div()
83 .track_focus(&self.child_2_focus)
84 .key_context("child-2")
85 .on_action(cx.listener(|_, _action: &ActionC, _cx| {
86 println!("Action C dispatched on child 2");
87 }))
88 .w_full()
89 .h_6()
90 .bg(color_4)
91 .on_focus(cx.listener(|_, _, _| println!("Child 2 focused")))
92 .on_blur(cx.listener(|_, _, _| println!("Child 2 blurred")))
93 .on_focus_in(cx.listener(|_, _, _| println!("Child 2 focus_in")))
94 .on_focus_out(cx.listener(|_, _, _| println!("Child 2 focus_out")))
95 .on_key_down(
96 cx.listener(|_, event, _| println!("Key down on child 2 {:?}", event)),
97 )
98 .on_key_up(cx.listener(|_, event, _| println!("Key up on child 2 {:?}", event)))
99 .child("Child 2"),
100 )
101 }
102}