vxe-table-select-area/packages/select-area/utils/event-key-codes.js

一个基于 vxe-table 的可区域选中复制、粘贴的组件

/* eslint-disable eqeqeq */
/* eslint-disable brace-style */
// is input key code
export function isInputKeyCode (event) {
  let result = false

  const { keyCode, altKey, ctrlKey, shiftKey, metaKey } = event

  // exclude keys
  if (altKey || ctrlKey || shiftKey || metaKey) {
    return result
  }

  // Digit0 to Digit9
  if ((keyCode >= 48 && keyCode <= 57) || (keyCode >= 96 && keyCode <= 105)) {
    result = true
  }
  // A to Z
  else if (keyCode >= 65 && keyCode <= 90) {
    result = true
  } else if (
    [186, 187, 188, 189, 190, 191, 192, 219, 220, 221, 222].indexOf(
      keyCode
    ) > -1
  ) {
    /*
    Semicolon:186
    Equal("="):187
    Comma (","):188
    Minus("-"):189
    Period("."):190
    Slash("/"):191
    Backquote("`"):192
    Open square bracket ("["):219
    Backslash("\"):220
    Close square bracket ("]"):221
    Quote("'"):222
    */
    result = true
  }
  // Support non-English languages. Chinese, Japanese, French, etc.
  else if (keyCode == 229) {
    result = true
  }

  return result
}

// is direction key code
export function isDirectionKeyCode (keyCode) {
  return [37, 38, 39, 40].indexOf(keyCode) > -1
}

// is single key
// export function isSingleKey() {}