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121 lines
2.7 KiB
121 lines
2.7 KiB
3 years ago
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export var base = {
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8: "Backspace",
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9: "Tab",
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10: "Enter",
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12: "NumLock",
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13: "Enter",
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16: "Shift",
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17: "Control",
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18: "Alt",
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20: "CapsLock",
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27: "Escape",
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32: " ",
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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: "ArrowLeft",
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38: "ArrowUp",
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39: "ArrowRight",
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40: "ArrowDown",
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44: "PrintScreen",
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45: "Insert",
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46: "Delete",
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59: ";",
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61: "=",
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91: "Meta",
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92: "Meta",
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106: "*",
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107: "+",
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108: ",",
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109: "-",
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110: ".",
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111: "/",
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144: "NumLock",
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145: "ScrollLock",
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160: "Shift",
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161: "Shift",
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162: "Control",
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163: "Control",
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164: "Alt",
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165: "Alt",
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173: "-",
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186: ";",
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187: "=",
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188: ",",
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189: "-",
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190: ".",
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191: "/",
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192: "`",
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219: "[",
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220: "\\",
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221: "]",
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222: "'"
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}
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export var shift = {
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48: ")",
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49: "!",
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50: "@",
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51: "#",
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52: "$",
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53: "%",
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54: "^",
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55: "&",
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56: "*",
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57: "(",
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59: ":",
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61: "+",
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173: "_",
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186: ":",
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187: "+",
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188: "<",
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189: "_",
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190: ">",
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191: "?",
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192: "~",
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219: "{",
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220: "|",
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221: "}",
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222: "\""
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}
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var chrome = typeof navigator != "undefined" && /Chrome\/(\d+)/.exec(navigator.userAgent)
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var gecko = typeof navigator != "undefined" && /Gecko\/\d+/.test(navigator.userAgent)
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var mac = typeof navigator != "undefined" && /Mac/.test(navigator.platform)
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var ie = typeof navigator != "undefined" && /MSIE \d|Trident\/(?:[7-9]|\d{2,})\..*rv:(\d+)/.exec(navigator.userAgent)
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var brokenModifierNames = mac || chrome && +chrome[1] < 57
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// Fill in the digit keys
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for (var i = 0; i < 10; i++) base[48 + i] = base[96 + i] = String(i)
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// The function keys
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for (var i = 1; i <= 24; i++) base[i + 111] = "F" + i
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// And the alphabetic keys
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for (var i = 65; i <= 90; i++) {
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base[i] = String.fromCharCode(i + 32)
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shift[i] = String.fromCharCode(i)
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}
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// For each code that doesn't have a shift-equivalent, copy the base name
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for (var code in base) if (!shift.hasOwnProperty(code)) shift[code] = base[code]
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export function keyName(event) {
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var ignoreKey = brokenModifierNames && (event.ctrlKey || event.altKey || event.metaKey) ||
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ie && event.shiftKey && event.key && event.key.length == 1 ||
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event.key == "Unidentified"
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var name = (!ignoreKey && event.key) ||
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(event.shiftKey ? shift : base)[event.keyCode] ||
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event.key || "Unidentified"
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// Edge sometimes produces wrong names (Issue #3)
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if (name == "Esc") name = "Escape"
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if (name == "Del") name = "Delete"
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// https://developer.microsoft.com/en-us/microsoft-edge/platform/issues/8860571/
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if (name == "Left") name = "ArrowLeft"
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if (name == "Up") name = "ArrowUp"
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if (name == "Right") name = "ArrowRight"
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if (name == "Down") name = "ArrowDown"
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return name
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}
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