tdesign-vue-next/es/typography/utils/copy-to-clipboard.mjs.map

TDesign Component for vue-next

{"version":3,"file":"copy-to-clipboard.mjs","sources":["../../../../components/typography/utils/copy-to-clipboard.ts"],"sourcesContent":["interface Options {\n  message?: string;\n  format?: string; // MIME type\n  onCopy?: (clipboardData: object) => void;\n}\n\nconst defaultMessage = 'Copy to clipboard: #{key}, Enter';\n\nconst format = (message: string) => {\n  const copyKey = (/mac os x/i.test(navigator.userAgent) ? '⌘' : 'Ctrl') + '+C';\n  return message.replace(/#{\\s*key\\s*}/g, copyKey);\n};\n\n// inspired by https://github.com/sudodoki/toggle-selection, refactor to esm\nconst deselectCurrent = () => {\n  const selection = document.getSelection();\n  if (!selection.rangeCount) {\n    return function () {};\n  }\n  let active = document.activeElement as any;\n\n  const ranges: Range[] = [];\n  for (let i = 0; i < selection.rangeCount; i++) {\n    ranges.push(selection.getRangeAt(i));\n  }\n\n  const tagName = active.tagName.toUpperCase(); // toUpperCase handles XHTML\n  switch (tagName) {\n    case 'INPUT':\n    case 'TEXTAREA':\n      active.blur();\n      break;\n\n    default:\n      active = null;\n      break;\n  }\n\n  selection.removeAllRanges();\n  return function () {\n    selection.type === 'Caret' && selection.removeAllRanges();\n\n    if (!selection.rangeCount) {\n      ranges.forEach(function (range) {\n        selection.addRange(range);\n      });\n    }\n\n    active && active.focus();\n  };\n};\n\nconst copy = (text: string, options?: Options) => {\n  let message,\n    reselectPrevious,\n    range,\n    selection,\n    mark,\n    success = false;\n  if (!options) {\n    options = {};\n  }\n  try {\n    reselectPrevious = deselectCurrent();\n\n    range = document.createRange();\n    selection = document.getSelection();\n\n    mark = document.createElement('span');\n    mark.textContent = text;\n    // reset user styles for span element\n    mark.style.all = 'unset';\n    // prevents scrolling to the end of the page\n    mark.style.position = 'fixed';\n    mark.style.top = '0';\n    mark.style.clip = 'rect(0, 0, 0, 0)';\n    // used to preserve spaces and line breaks\n    mark.style.whiteSpace = 'pre';\n    // do not inherit user-select (it may be `none`)\n    mark.style.webkitUserSelect = 'text';\n    mark.style.userSelect = 'text';\n    mark.addEventListener('copy', function (e) {\n      e.stopPropagation();\n      if (options.format) {\n        e.preventDefault();\n        e.clipboardData.clearData();\n        e.clipboardData.setData(options.format, text);\n      }\n      if (options.onCopy) {\n        e.preventDefault();\n        options.onCopy(e.clipboardData);\n      }\n    });\n\n    document.body.appendChild(mark);\n\n    range.selectNodeContents(mark);\n    selection.addRange(range);\n\n    const successful = document.execCommand('copy');\n    if (!successful) {\n      throw new Error('copy command was unsuccessful');\n    }\n    success = true;\n  } catch (err) {\n    try {\n      (window as any).clipboardData.setData(options.format || 'text', text);\n      options.onCopy && options.onCopy((window as any).clipboardData);\n      success = true;\n    } catch (err) {\n      message = format('message' in options ? 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