feat: two calculator examples
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@@ -177,10 +177,53 @@ pub mod on {
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}
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pub trait KeyboardEventInner: Debug {
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fn char_code(&self) -> usize;
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fn char_code(&self) -> u32;
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/// Get the key code as an enum Variant.
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///
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/// This is intended for things like arrow keys, escape keys, function keys, and other non-international keys.
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/// To match on unicode sequences, use the [`key`] method - this will return a string identifier instead of a limited enum.
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///
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///
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/// ## Example
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///
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/// ```rust
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/// use dioxus::KeyCode;
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/// match event.key_code() {
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/// KeyCode::Escape => {}
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/// KeyCode::LeftArrow => {}
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/// KeyCode::RightArrow => {}
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/// _ => {}
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/// }
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/// ```
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///
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fn key_code(&self) -> KeyCode;
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/// Check if the ctrl key was pressed down
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fn ctrl_key(&self) -> bool;
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/// Identify which "key" was entered.
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///
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/// This is the best method to use for all languages. They key gets mapped to a String sequence which you can match on.
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/// The key isn't an enum because there are just so many context-dependent keys.
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///
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/// A full list on which keys to use is available at:
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/// https://developer.mozilla.org/en-US/docs/Web/API/KeyboardEvent/key/Key_Values
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///
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/// # Example
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///
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/// ```rust
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/// match event.key().as_str() {
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/// "Esc" | "Escape" => {}
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/// "ArrowDown" => {}
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/// "ArrowLeft" => {}
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/// _ => {}
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/// }
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/// ```
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///
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fn key(&self) -> String;
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fn key_code(&self) -> usize;
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// fn key(&self) -> String;
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fn locale(&self) -> String;
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fn location(&self) -> usize;
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fn meta_key(&self) -> bool;
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@@ -285,6 +328,225 @@ pub mod on {
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}
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pub trait ToggleEventInner: Debug {}
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pub use util::KeyCode;
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mod util {
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#[derive(Clone, Copy)]
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pub enum KeyCode {
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Backspace = 8,
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Tab = 9,
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Enter = 13,
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Shift = 16,
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Ctrl = 17,
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Alt = 18,
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Pause = 19,
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CapsLock = 20,
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Escape = 27,
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PageUp = 33,
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PageDown = 34,
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End = 35,
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Home = 36,
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LeftArrow = 37,
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UpArrow = 38,
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RightArrow = 39,
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DownArrow = 40,
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Insert = 45,
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Delete = 46,
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_0 = 48,
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_1 = 49,
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_2 = 50,
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_3 = 51,
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_4 = 52,
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_5 = 53,
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_6 = 54,
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_7 = 55,
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_8 = 56,
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_9 = 57,
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A = 65,
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B = 66,
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C = 67,
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D = 68,
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E = 69,
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F = 70,
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G = 71,
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H = 72,
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I = 73,
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J = 74,
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K = 75,
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L = 76,
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M = 77,
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N = 78,
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O = 79,
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P = 80,
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Q = 81,
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R = 82,
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S = 83,
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T = 84,
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U = 85,
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V = 86,
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W = 87,
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X = 88,
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Y = 89,
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Z = 90,
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LeftWindow = 91,
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RightWindow = 92,
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SelectKey = 93,
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Numpad0 = 96,
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Numpad1 = 97,
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Numpad2 = 98,
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Numpad3 = 99,
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Numpad4 = 100,
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Numpad5 = 101,
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Numpad6 = 102,
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Numpad7 = 103,
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Numpad8 = 104,
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Numpad9 = 105,
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Multiply = 106,
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Add = 107,
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Subtract = 109,
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DecimalPoint = 110,
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Divide = 111,
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F1 = 112,
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F2 = 113,
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F3 = 114,
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F4 = 115,
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F5 = 116,
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F6 = 117,
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F7 = 118,
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F8 = 119,
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F9 = 120,
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F10 = 121,
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F11 = 122,
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F12 = 123,
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NumLock = 144,
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ScrollLock = 145,
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Semicolon = 186,
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EqualSign = 187,
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Comma = 188,
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Dash = 189,
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Period = 190,
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ForwardSlash = 191,
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GraveAccent = 192,
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OpenBracket = 219,
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BackSlash = 220,
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CloseBraket = 221,
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SingleQuote = 222,
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Unknown,
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}
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impl KeyCode {
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pub fn from_raw_code(i: u8) -> Self {
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use KeyCode::*;
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match i {
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8 => Backspace,
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9 => Tab,
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13 => Enter,
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16 => Shift,
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17 => Ctrl,
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18 => Alt,
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19 => Pause,
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20 => CapsLock,
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27 => Escape,
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33 => PageUp,
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34 => PageDown,
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35 => End,
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36 => Home,
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37 => LeftArrow,
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38 => UpArrow,
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39 => RightArrow,
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40 => DownArrow,
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45 => Insert,
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46 => Delete,
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48 => _0,
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49 => _1,
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50 => _2,
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51 => _3,
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52 => _4,
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53 => _5,
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54 => _6,
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55 => _7,
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56 => _8,
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57 => _9,
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65 => A,
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66 => B,
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67 => C,
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68 => D,
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69 => E,
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70 => F,
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71 => G,
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72 => H,
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73 => I,
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74 => J,
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75 => K,
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76 => L,
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77 => M,
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78 => N,
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79 => O,
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80 => P,
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81 => Q,
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82 => R,
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83 => S,
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84 => T,
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85 => U,
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86 => V,
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87 => W,
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88 => X,
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89 => Y,
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90 => Z,
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91 => LeftWindow,
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92 => RightWindow,
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93 => SelectKey,
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96 => Numpad0,
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97 => Numpad1,
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98 => Numpad2,
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99 => Numpad3,
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100 => Numpad4,
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101 => Numpad5,
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102 => Numpad6,
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103 => Numpad7,
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104 => Numpad8,
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105 => Numpad9,
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106 => Multiply,
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107 => Add,
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109 => Subtract,
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110 => DecimalPoint,
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111 => Divide,
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112 => F1,
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113 => F2,
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114 => F3,
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115 => F4,
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116 => F5,
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117 => F6,
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118 => F7,
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119 => F8,
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120 => F9,
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121 => F10,
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122 => F11,
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123 => F12,
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144 => NumLock,
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145 => ScrollLock,
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186 => Semicolon,
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187 => EqualSign,
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188 => Comma,
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189 => Dash,
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190 => Period,
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191 => ForwardSlash,
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192 => GraveAccent,
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219 => OpenBracket,
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220 => BackSlash,
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221 => CloseBraket,
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222 => SingleQuote,
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_ => Unknown,
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}
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}
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// get the raw code
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fn raw_code(&self) -> u32 {
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*self as u32
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}
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}
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}
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}
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mod tests {
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