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
125
126
127
128
129
130
131
132
133
134
#![allow(clippy::arc_with_non_send_sync)]
use super::*;
#[test]
fn interactivity_gate_can_make_subtree_inert_without_unmounting() {
let mut app = crate::test_host::TestHost::new();
app.set_global(PlatformCapabilities::default());
let window = AppWindowId::default();
let mut ui: UiTree<crate::test_host::TestHost> = UiTree::new();
ui.set_window(window);
let mut before: Option<GlobalElementId> = None;
let mut inside: Option<GlobalElementId> = None;
let mut after: Option<GlobalElementId> = None;
let mut services = FakeUiServices;
let bounds = Rect::new(
Point::new(Px(0.0), Px(0.0)),
Size::new(Px(400.0), Px(200.0)),
);
let root = declarative::render_root(
&mut ui,
&mut app,
&mut services,
window,
bounds,
"root",
|cx| {
let pressable_layout = {
let mut layout = crate::element::LayoutStyle::default();
layout.size.width = crate::element::Length::Px(Px(10.0));
layout.size.height = crate::element::Length::Px(Px(10.0));
layout
};
vec![cx.pointer_region(
crate::element::PointerRegionProps {
enabled: false,
..Default::default()
},
|cx| {
vec![cx.flex(
crate::element::FlexProps {
layout: crate::element::LayoutStyle::default(),
direction: fret_core::Axis::Horizontal,
gap: Px(0.0).into(),
padding: Edges::all(Px(0.0)).into(),
justify: crate::element::MainAlign::Start,
align: crate::element::CrossAlign::Start,
wrap: false,
},
|cx| {
vec![
cx.keyed(1, |cx| {
cx.pressable_with_id(
crate::element::PressableProps {
layout: pressable_layout,
enabled: true,
focusable: true,
..Default::default()
},
|_cx, _st, id| {
before = Some(id);
Vec::new()
},
)
}),
cx.keyed(2, |cx| {
cx.interactivity_gate(true, false, |cx| {
vec![cx.pressable_with_id(
crate::element::PressableProps {
layout: pressable_layout,
enabled: true,
focusable: true,
..Default::default()
},
|_cx, _st, id| {
inside = Some(id);
Vec::new()
},
)]
})
}),
cx.keyed(3, |cx| {
cx.pressable_with_id(
crate::element::PressableProps {
layout: pressable_layout,
enabled: true,
focusable: true,
..Default::default()
},
|_cx, _st, id| {
after = Some(id);
Vec::new()
},
)
}),
]
},
)]
},
)]
},
);
ui.set_root(root);
ui.layout_all(&mut app, &mut services, bounds, 1.0);
let before = before.expect("before id");
let inside = inside.expect("inside id");
let after = after.expect("after id");
let before_node = crate::elements::node_for_element(&mut app, window, before).unwrap();
let inside_node = crate::elements::node_for_element(&mut app, window, inside).unwrap();
let after_node = crate::elements::node_for_element(&mut app, window, after).unwrap();
// Focus traversal should skip the inert subtree.
ui.set_focus(Some(before_node));
let did_handle = ui.dispatch_command(&mut app, &mut services, &CommandId::from("focus.next"));
assert!(did_handle);
assert_eq!(ui.focus(), Some(after_node));
let did_handle =
ui.dispatch_command(&mut app, &mut services, &CommandId::from("focus.previous"));
assert!(did_handle);
assert_eq!(ui.focus(), Some(before_node));
// Hit-testing inside the inert slot should not target its focusable child.
let hit = ui.debug_hit_test(Point::new(Px(15.0), Px(5.0))).hit;
assert_ne!(hit, Some(inside_node));
}