192 lines
7.3 KiB
Rust
192 lines
7.3 KiB
Rust
use ruffle_core::events::{KeyCode, TextControlCode};
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/// Convert a web `KeyboardEvent.code` value into a Ruffle `KeyCode`.
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/// Return `KeyCode::Unknown` if there is no matching Flash key code.
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pub fn web_to_ruffle_key_code(key_code: &str) -> KeyCode {
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match key_code {
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"Backspace" => KeyCode::Backspace,
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"Tab" => KeyCode::Tab,
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"Enter" => KeyCode::Return,
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"ShiftLeft" | "ShiftRight" => KeyCode::Shift,
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"ControlLeft" | "ControlRight" => KeyCode::Control,
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"AltLeft" | "AltRight" => KeyCode::Alt,
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"CapsLock" => KeyCode::CapsLock,
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"Escape" => KeyCode::Escape,
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"Space" => KeyCode::Space,
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"Digit0" => KeyCode::Key0,
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"Digit1" => KeyCode::Key1,
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"Digit2" => KeyCode::Key2,
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"Digit3" => KeyCode::Key3,
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"Digit4" => KeyCode::Key4,
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"Digit5" => KeyCode::Key5,
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"Digit6" => KeyCode::Key6,
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"Digit7" => KeyCode::Key7,
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"Digit8" => KeyCode::Key8,
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"Digit9" => KeyCode::Key9,
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"KeyA" => KeyCode::A,
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"KeyB" => KeyCode::B,
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"KeyC" => KeyCode::C,
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"KeyD" => KeyCode::D,
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"KeyE" => KeyCode::E,
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"KeyF" => KeyCode::F,
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"KeyG" => KeyCode::G,
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"KeyH" => KeyCode::H,
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"KeyI" => KeyCode::I,
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"KeyJ" => KeyCode::J,
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"KeyK" => KeyCode::K,
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"KeyL" => KeyCode::L,
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"KeyM" => KeyCode::M,
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"KeyN" => KeyCode::N,
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"KeyO" => KeyCode::O,
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"KeyP" => KeyCode::P,
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"KeyQ" => KeyCode::Q,
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"KeyR" => KeyCode::R,
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"KeyS" => KeyCode::S,
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"KeyT" => KeyCode::T,
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"KeyU" => KeyCode::U,
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"KeyV" => KeyCode::V,
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"KeyW" => KeyCode::W,
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"KeyX" => KeyCode::X,
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"KeyY" => KeyCode::Y,
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"KeyZ" => KeyCode::Z,
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"Semicolon" => KeyCode::Semicolon,
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"Equal" => KeyCode::Equals,
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"Comma" => KeyCode::Comma,
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"Minus" => KeyCode::Minus,
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"Period" => KeyCode::Period,
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"Slash" => KeyCode::Slash,
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"Backquote" => KeyCode::Grave,
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"BracketLeft" => KeyCode::LBracket,
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"Backslash" => KeyCode::Backslash,
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"BracketRight" => KeyCode::RBracket,
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"Quote" => KeyCode::Apostrophe,
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"Numpad0" => KeyCode::Numpad0,
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"Numpad1" => KeyCode::Numpad1,
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"Numpad2" => KeyCode::Numpad2,
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"Numpad3" => KeyCode::Numpad3,
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"Numpad4" => KeyCode::Numpad4,
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"Numpad5" => KeyCode::Numpad5,
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"Numpad6" => KeyCode::Numpad6,
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"Numpad7" => KeyCode::Numpad7,
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"Numpad8" => KeyCode::Numpad8,
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"Numpad9" => KeyCode::Numpad9,
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"NumpadMultiply" => KeyCode::Multiply,
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"NumpadAdd" => KeyCode::Plus,
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"NumpadSubtract" => KeyCode::NumpadMinus,
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"NumpadDecimal" => KeyCode::NumpadPeriod,
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"NumpadDivide" => KeyCode::NumpadSlash,
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"NumpadEnter" => KeyCode::Return,
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"PageUp" => KeyCode::PgUp,
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"PageDown" => KeyCode::PgDown,
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"End" => KeyCode::End,
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"Home" => KeyCode::Home,
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"ArrowLeft" => KeyCode::Left,
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"ArrowUp" => KeyCode::Up,
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"ArrowRight" => KeyCode::Right,
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"ArrowDown" => KeyCode::Down,
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"Insert" => KeyCode::Insert,
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"Delete" => KeyCode::Delete,
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"Pause" => KeyCode::Pause,
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"NumLock" => KeyCode::NumLock,
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"ScrollLock" => KeyCode::ScrollLock,
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"F1" => KeyCode::F1,
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"F2" => KeyCode::F2,
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"F3" => KeyCode::F3,
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"F4" => KeyCode::F4,
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"F5" => KeyCode::F5,
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"F6" => KeyCode::F6,
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"F7" => KeyCode::F7,
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"F8" => KeyCode::F8,
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"F9" => KeyCode::F9,
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"F10" => KeyCode::F10,
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"F11" => KeyCode::F11,
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"F12" => KeyCode::F12,
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"F13" => KeyCode::F13,
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"F14" => KeyCode::F14,
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"F15" => KeyCode::F15,
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"F16" => KeyCode::F16,
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"F17" => KeyCode::F17,
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"F18" => KeyCode::F18,
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"F19" => KeyCode::F19,
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"F20" => KeyCode::F20,
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"F21" => KeyCode::F21,
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"F22" => KeyCode::F22,
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"F23" => KeyCode::F23,
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"F24" => KeyCode::F24,
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_ => KeyCode::Unknown,
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}
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}
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/// Convert a web `KeyboardEvent.key` value into a character codepoint.
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/// Return `None` if they input was not a printable character.
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pub fn web_key_to_codepoint(key: &str) -> Option<char> {
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// TODO: This is a very cheesy way to tell if a `KeyboardEvent.key` is a printable character.
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// Single character strings will be an actual printable char that we can use as text input.
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// All the other special values are multiple characters (e.g. "ArrowLeft").
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// It's probably better to explicitly match on all the variants.
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let mut chars = key.chars();
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let (c1, c2) = (chars.next(), chars.next());
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if c2.is_none() {
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// Single character.
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c1
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} else {
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// Check for special characters.
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match key {
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"Backspace" => Some(8 as char),
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"Delete" => Some(127 as char),
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"Enter" => Some(13 as char),
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_ => None,
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}
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}
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}
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/// Convert a web `KeyboardEvent.key` value to a Ruffle `TextControlCode`,
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/// given the states of the modifier keys. Return `None` if there is no match.
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pub fn web_to_ruffle_text_control(
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key: &str,
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ctrl_key: bool,
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shift_key: bool,
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) -> Option<TextControlCode> {
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let mut chars = key.chars();
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let (c1, c2) = (chars.next(), chars.next());
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if c2.is_none() {
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// Single character.
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if ctrl_key {
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match c1 {
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Some('a') => Some(TextControlCode::SelectAll),
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Some('c') => Some(TextControlCode::Copy),
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Some('v') => Some(TextControlCode::Paste),
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Some('x') => Some(TextControlCode::Cut),
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_ => None,
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}
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} else {
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None
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}
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} else {
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match key {
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"Enter" => Some(TextControlCode::Enter),
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"Delete" if ctrl_key => Some(TextControlCode::DeleteWord),
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"Delete" => Some(TextControlCode::Delete),
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"Backspace" if ctrl_key => Some(TextControlCode::BackspaceWord),
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"Backspace" => Some(TextControlCode::Backspace),
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"ArrowLeft" if ctrl_key && shift_key => Some(TextControlCode::SelectLeftWord),
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"ArrowLeft" if ctrl_key => Some(TextControlCode::MoveLeftWord),
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"ArrowLeft" if shift_key => Some(TextControlCode::SelectLeft),
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"ArrowLeft" => Some(TextControlCode::MoveLeft),
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"ArrowRight" if ctrl_key && shift_key => Some(TextControlCode::SelectRightWord),
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"ArrowRight" if ctrl_key => Some(TextControlCode::MoveRightWord),
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"ArrowRight" if shift_key => Some(TextControlCode::SelectRight),
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"ArrowRight" => Some(TextControlCode::MoveRight),
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"Home" if ctrl_key && shift_key => Some(TextControlCode::SelectLeftDocument),
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"Home" if ctrl_key => Some(TextControlCode::MoveLeftDocument),
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"Home" if shift_key => Some(TextControlCode::SelectLeftLine),
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"Home" => Some(TextControlCode::MoveLeftLine),
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"End" if ctrl_key && shift_key => Some(TextControlCode::SelectRightDocument),
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"End" if ctrl_key => Some(TextControlCode::MoveRightDocument),
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"End" if shift_key => Some(TextControlCode::SelectRightLine),
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"End" => Some(TextControlCode::MoveRightLine),
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_ => None,
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}
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}
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}
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