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
use crate::sys;
use crate::Ui;
#[repr(u32)]
#[derive(Copy, Clone, Debug, Hash, Eq, PartialEq)]
pub enum Key {
Tab = sys::ImGuiKey_Tab,
LeftArrow = sys::ImGuiKey_LeftArrow,
RightArrow = sys::ImGuiKey_RightArrow,
UpArrow = sys::ImGuiKey_UpArrow,
DownArrow = sys::ImGuiKey_DownArrow,
PageUp = sys::ImGuiKey_PageUp,
PageDown = sys::ImGuiKey_PageDown,
Home = sys::ImGuiKey_Home,
End = sys::ImGuiKey_End,
Insert = sys::ImGuiKey_Insert,
Delete = sys::ImGuiKey_Delete,
Backspace = sys::ImGuiKey_Backspace,
Space = sys::ImGuiKey_Space,
Enter = sys::ImGuiKey_Enter,
Escape = sys::ImGuiKey_Escape,
KeyPadEnter = sys::ImGuiKey_KeyPadEnter,
A = sys::ImGuiKey_A,
C = sys::ImGuiKey_C,
V = sys::ImGuiKey_V,
X = sys::ImGuiKey_X,
Y = sys::ImGuiKey_Y,
Z = sys::ImGuiKey_Z,
}
impl Key {
pub const VARIANTS: [Key; Key::COUNT] = [
Key::Tab,
Key::LeftArrow,
Key::RightArrow,
Key::UpArrow,
Key::DownArrow,
Key::PageUp,
Key::PageDown,
Key::Home,
Key::End,
Key::Insert,
Key::Delete,
Key::Backspace,
Key::Space,
Key::Enter,
Key::Escape,
Key::KeyPadEnter,
Key::A,
Key::C,
Key::V,
Key::X,
Key::Y,
Key::Z,
];
pub const COUNT: usize = sys::ImGuiKey_COUNT as usize;
}
#[test]
fn test_key_variants() {
for (idx, &value) in Key::VARIANTS.iter().enumerate() {
assert_eq!(idx, value as usize);
}
}
#[derive(Copy, Clone, Debug, Hash, Eq, PartialEq)]
pub enum FocusedWidget {
Previous,
Next,
Offset(u32),
}
impl FocusedWidget {
fn as_offset(self) -> i32 {
match self {
FocusedWidget::Previous => -1,
FocusedWidget::Next => 0,
FocusedWidget::Offset(offset) => offset as i32,
}
}
}
impl<'ui> Ui<'ui> {
pub fn key_index(&self, key: Key) -> u32 {
unsafe { sys::igGetKeyIndex(key as i32) as u32 }
}
pub fn is_key_down(&self, key_index: u32) -> bool {
unsafe { sys::igIsKeyDown(key_index as i32) }
}
pub fn is_key_pressed(&self, key_index: u32) -> bool {
unsafe { sys::igIsKeyPressed(key_index as i32, true) }
}
pub fn is_key_released(&self, key_index: u32) -> bool {
unsafe { sys::igIsKeyReleased(key_index as i32) }
}
pub fn key_pressed_amount(&self, key_index: u32, repeat_delay: f32, rate: f32) -> u32 {
unsafe { sys::igGetKeyPressedAmount(key_index as i32, repeat_delay, rate) as u32 }
}
pub fn set_keyboard_focus_here(&self, target_widget: FocusedWidget) {
unsafe {
sys::igSetKeyboardFocusHere(target_widget.as_offset());
}
}
}