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jsbasic
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Use latest keyboard polyfill/D4E

This commit is contained in:
Joshua Bell 2013-05-02 17:08:01 -04:00
parent 0432f932c0
commit d8df7d1594
1 changed files with 78 additions and 65 deletions
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143
tty.js
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@ -650,96 +650,106 @@ function TTY(screenElement, keyboardElement, bell) {
function ord(c) { return c.charCodeAt(0); }
switch (e.keyName) {
switch (e.code) {
// Non-Printables
case 'Backspace': return 127;
case 'Tab': return 9; // NOTE: Blocked elsewhere, for web page accessibility
case 'Enter': return 13;
case 'Escape': return 27;
case 'Left': return 8;
case 'Up': return 11;
case 'Right': return 21;
case 'Down': return 10;
case 'Esc': return 27;
case 'ArrowLeft': return 8;
case 'ArrowUp': return 11;
case 'ArrowRight': return 21;
case 'ArrowDown': return 10;
case 'Delete': return 127;
case 'Clear': return 24; // ctrl-X - used on the IIgs
// Numeric
case '0':
case '1':
case '2':
case '3':
case '4':
case '5':
case '6':
case '7':
case '8':
case '9':
if (e.keyLocation === KeyboardEvent.DOM_KEY_LOCATION_NUMPAD) {
// Numpad, presumably - allow but nothing special
return ord(e.keyName);
} else if (e.ctrlKey) {
case 'Numpad0': return 0x30;
case 'Numpad1': return 0x31;
case 'Numpad2': return 0x32;
case 'Numpad3': return 0x33;
case 'Numpad4': return 0x34;
case 'Numpad5': return 0x35;
case 'Numpad6': return 0x36;
case 'Numpad7': return 0x37;
case 'Numpad8': return 0x38;
case 'Numpad9': return 0x39;
case 'Digit0':
case 'Digit1':
case 'Digit2':
case 'Digit3':
case 'Digit4':
case 'Digit5':
case 'Digit6':
case 'Digit7':
case 'Digit8':
case 'Digit9':
var digit = e.code.substring(5);
if (e.ctrlKey) {
if (e.shiftKey) {
switch (e.keyName) {
switch (digit) {
case '2': return 0; // ctrl-@
case '6': return 30; // ctrl-^
}
}
return;
return (void 0);
} else if (e.shiftKey) {
return ')!@#$%^&*('.charCodeAt(ord(e.keyName) - ord('0'));
return ')!@#$%^&*('.charCodeAt(ord(digit) - ord('0'));
} else {
return ord(e.keyName);
return ord(digit);
}
// Alphabetic
case 'A':
case 'B':
case 'C':
case 'D':
case 'E':
case 'F':
case 'G':
case 'H':
case 'I':
case 'J':
case 'K':
case 'L':
case 'M':
case 'N':
case 'O':
case 'P':
case 'Q':
case 'R':
case 'S':
case 'T':
case 'U':
case 'V':
case 'W':
case 'X':
case 'Y':
case 'Z':
case 'KeyA':
case 'KeyB':
case 'KeyC':
case 'KeyD':
case 'KeyE':
case 'KeyF':
case 'KeyG':
case 'KeyH':
case 'KeyI':
case 'KeyJ':
case 'KeyK':
case 'KeyL':
case 'KeyM':
case 'KeyN':
case 'KeyO':
case 'KeyP':
case 'KeyQ':
case 'KeyR':
case 'KeyS':
case 'KeyT':
case 'KeyU':
case 'KeyV':
case 'KeyW':
case 'KeyX':
case 'KeyY':
case 'KeyZ':
var letter = e.code.substring(3);
if (e.ctrlKey) {
return ord(e.keyName) - 64; // Control keys, Apple II-style
return ord(letter) - 0x40; // Control keys, Apple II-style
} else if (capsLock || e.shiftKey) {
return ord(e.keyName); // Upper case
return ord(letter); // Upper case
} else {
return ord(e.keyName) + 32; // Lower case
return ord(letter) + 0x20; // Lower case
}
// Symbol and Punctuation
case 'Spacebar': return ord(' ');
case 'Semicolon': return e.shiftKey ? ord(':') : ord(';');
case 'Equals': return e.shiftKey ? ord('+') : ord('=');
case 'Equal': return e.shiftKey ? ord('+') : ord('=');
case 'Comma': return e.shiftKey ? ord('<') : ord(',');
case 'Minus': return e.ctrlKey ? 31 : e.shiftKey ? ord('_') : ord('-');
case 'Period': return e.shiftKey ? ord('>') : ord('.');
case 'Solidus': return e.shiftKey ? ord('?') : ord('/');
case 'Grave': return e.shiftKey ? ord('~') : ord('`');
case 'LeftSquareBracket': return e.ctrlKey ? 27 : e.shiftKey ? ord('{') : ord('[');
case 'Slash': return e.shiftKey ? ord('?') : ord('/');
case 'BackQuote': return e.shiftKey ? ord('~') : ord('`');
case 'BracketLeft': return e.ctrlKey ? 27 : e.shiftKey ? ord('{') : ord('[');
case 'Backslash': return e.ctrlKey ? 28 : e.shiftKey ? ord('|') : ord('\\');
case 'RightSquareBracket': return e.ctrlKey ? 29 : e.shiftKey ? ord('}') : ord(']');
case 'Apostrophe': return e.shiftKey ? ord('"') : ord('\'');
case 'BracketRight': return e.ctrlKey ? 29 : e.shiftKey ? ord('}') : ord(']');
case 'Quote': return e.shiftKey ? ord('"') : ord('\'');
// not present on Apple II keyboard
default:
@ -750,7 +760,7 @@ function TTY(screenElement, keyboardElement, bell) {
}
function isBrowserKey(e) {
return e.keyName === 'Tab' || e.keyName === 'F5' || e.metaKey;
return e.code === 'Tab' || e.code === 'F5' || e.metaKey;
}
@ -758,13 +768,13 @@ function TTY(screenElement, keyboardElement, bell) {
function handleKeyDown(e) {
identifyKey(e);
if (!e.keyName || isBrowserKey(e)) {
if (!e.code || isBrowserKey(e)) {
return true;
}
var handled = false, code;
switch (e.keyName) {
switch (e.code) {
case 'CapsLock':
capsLock = !capsLock;
@ -775,7 +785,10 @@ function TTY(screenElement, keyboardElement, bell) {
case 'Home': buttonState[0] = 255; handled = true; break;
case 'End': buttonState[1] = 255; handled = true; break;
case 'PageUp': buttonState[2] = 255; handled = true; break;
case 'Shift': buttonState[2] = 255; handled = true; break;
case 'Shift':
case 'ShiftLeft':
case 'ShiftRight':
buttonState[2] = 255; handled = true; break;
case 'PageDown': buttonState[3] = 255; handled = true; break;
default:
@ -801,14 +814,14 @@ function TTY(screenElement, keyboardElement, bell) {
function handleKeyUp(e) {
identifyKey(e);
if (!e.keyName || isBrowserKey(e)) {
if (!e.code || isBrowserKey(e)) {
return true;
}
var handled = false,
code;
switch (e.keyName) {
switch (e.code) {
case 'CapsLock':
handled = true;