gpui-kit 0.6.1

GPUI Kit: one dependency for building desktop applications with GPUI, GPUI Base, GPUI Component and default assets.
Documentation 
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
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124

use gpui_kit::component::{Root, button::Button, menu::DropdownMenu};
use gpui_kit::test::{TestAppContextExt, TestSupportExt, TestWindowExt};
use gpui_kit::{AppContext, Context, TestAppContext, Window, actions, div, prelude::*, px, size};
use std::time::Duration;

actions!(menu_test, [Save, Unavailable]);
struct Commands {
    saved: bool,
    focus: gpui_kit::FocusHandle,
}
impl Render for Commands {
    fn render(&mut self, _: &mut Window, cx: &mut Context<Self>) -> impl IntoElement {
        div()
            .id("workspace")
            .test_support()
            .track_focus(&self.focus)
            .size_full()
            .p_4()
            .on_action(cx.listener(|this, _: &Save, _, cx| {
                this.saved = true;
                cx.notify();
            }))
            .on_action(|_: &Unavailable, _, _| panic!("disabled command dispatched"))
            .child(
                Button::new("commands")
                    .label("Commands")
                    .dropdown_menu(|menu, window, cx| {
                        menu.menu_with_disabled("Unavailable", Box::new(Unavailable), true)
                            .menu("Save", Box::new(Save))
                            .submenu("More", window, cx, |menu, _, _| {
                                menu.menu("Save copy", Box::new(Save))
                            })
                    }),
            )
            .child(div().id("result").test_support().child(if self.saved {
                div().id("saved").test_support().child("Saved")
            } else {
                div().id("unsaved").test_support().child("Unsaved")
            }))
    }
}
#[gpui_kit::test]
async fn menu_skips_disabled_commands_confirms_and_restores_focus(cx: &mut TestAppContext) {
    cx.update(gpui_kit::init);
    let handle = cx.open_window(size(px(640.), px(480.)), |window, cx| {
        let view = cx.new(|cx| Commands {
            saved: false,
            focus: cx.focus_handle(),
        });
        view.read(cx).focus.clone().focus(window, cx);
        Root::new(view, window, cx)
    });
    cx.update_window(handle.into(), |_, window, cx| {
        window.render_frame(cx);
        window.click("commands", cx);
        assert_eq!(window.find("popup-menu").focused(), Some(true));
        window.within("popup-menu").click(0usize, cx);
        assert!(window.find("unsaved").visible());
        window.within("popup-menu").press("down", cx);
        assert_eq!(
            window.within("popup-menu").find(1usize).selected(),
            Some(true)
        );
        window.within("popup-menu").press("enter", cx);
    })
    .unwrap();
    cx.wait_for(handle.into(), Duration::from_secs(1), |window, _| {
        window.try_find("popup-menu").is_none() && window.try_find("saved").is_some()
    })
    .await;
    cx.update_window(handle.into(), |_, window, cx| {
        assert_eq!(window.find("workspace").focused(), Some(true));
        window.click("commands", cx);
        window.press("escape", cx);
    })
    .unwrap();
    cx.wait_for(handle.into(), Duration::from_secs(1), |window, _| {
        window.try_find("popup-menu").is_none()
    })
    .await;
}

#[gpui_kit::test]
async fn hovering_submenu_opens_and_clicking_item_dismisses_the_chain(cx: &mut TestAppContext) {
    cx.update(gpui_kit::init);
    let handle = cx.open_window(size(px(640.), px(480.)), |window, cx| {
        let view = cx.new(|cx| Commands {
            saved: false,
            focus: cx.focus_handle(),
        });
        view.read(cx).focus.clone().focus(window, cx);
        Root::new(view, window, cx)
    });
    cx.update_window(handle.into(), |_, window, cx| {
        window.render_frame(cx);
        window.click("commands", cx);
        let mut menu = window.within("popup-menu");
        menu.hover(2usize, cx);
        assert_eq!(menu.find(2usize).selected(), Some(true));
    })
    .unwrap();
    // Submenus already own a native "submenu" identity scope.
    cx.wait_for(handle.into(), Duration::from_secs(1), |window, _| {
        window.try_find("submenu").is_some()
    })
    .await;
    cx.update_window(handle.into(), |_, window, cx| {
        assert_eq!(
            window.within("submenu").find(0usize).label(),
            Some("Save copy")
        );
        window.within("submenu").click(0usize, cx);
    })
    .unwrap();
    cx.wait_for(handle.into(), Duration::from_secs(1), |window, _| {
        window.try_find("saved").is_some()
    })
    .await;
    cx.update_window(handle.into(), |_, window, _| {
        assert!(window.try_find("submenu").is_none());
        assert!(window.try_find("popup-menu").is_none());
    })
    .unwrap();
}