electron-tabs/dist/electron-tabs.d.ts.map

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Sortable from \"sortablejs\";\n// @ts-ignore\nimport styles from \"bundle-text:./style.css\";\n\nif (!document) {\n  throw Error(\"Electron Tabs(electron-tabs) module must be called in renderer process\");\n}\n\ninterface TabGroupOptions {\n  closeButtonText: string,\n  defaultTab: TabOptions | ((tabGroup: TabGroup) => TabOptions),\n  newTabButton: boolean,\n  newTabButtonText: string,\n  sortable: boolean,\n  sortableOptions?: Sortable.Options\n  visibilityThreshold: number,\n}\n\ninterface TabOptions {\n  active?: boolean;\n  closable?: boolean;\n  ready?: ((tab: Tab) => void);\n  src?: string;\n  title?: string;\n  visible?: boolean;\n  webviewAttributes?: { [key: string]: any };\n}\n\nconst CLASSNAMES = {\n  ROOT: \"etabs\",\n  NAV: \"nav\",\n  TABS: \"tabs\",\n  TAB: \"tab\",\n  BUTTONS: \"buttons\",\n  VIEWS: \"views\",\n  VIEW: \"view\"\n}\n\nfunction emit(emitter: TabGroup | Tab, type: string, args: any[]) {\n  if (type === \"ready\") {\n    emitter.isReady = true;\n  }\n  emitter.dispatchEvent(new CustomEvent(type, { detail: args }));\n}\n\nfunction on(emitter: TabGroup | Tab, type: string, fn: (detail: string) => void, options?: { [key: string]: any }) {\n  if (type === \"ready\" && emitter.isReady === true) {\n    fn.apply(emitter, [emitter]);\n  }\n  emitter.addEventListener(type, ((e: CustomEvent) => fn.apply(emitter, e.detail)) as EventListener, options);\n}\n\nclass TabGroup extends HTMLElement {\n  buttonContainer: HTMLDivElement;\n  isReady: boolean;\n  newTabId: number;\n  options: TabGroupOptions;\n  shadow: ShadowRoot;\n  tabContainer: HTMLDivElement;\n  tabs: Array<Tab>;\n  viewContainer: HTMLDivElement;\n\n  constructor() {\n    super();\n\n    this.isReady = false;\n\n    // Options\n    this.options = {\n      closeButtonText: this.getAttribute(\"close-button-text\") || \"&#215;\",\n      defaultTab: { title: \"New Tab\", active: true },\n      newTabButton: !!this.getAttribute(\"new-tab-button\") === true || false,\n      newTabButtonText: this.getAttribute(\"new-tab-button-text\") || \"&#65291;\",\n      sortable: !!this.getAttribute(\"sortable\") === true || false,\n      visibilityThreshold: Number(this.getAttribute(\"visibility-threshold\")) || 0\n    };\n\n    this.tabs = [];\n    this.newTabId = 0;\n\n    this.createComponent();\n    this.initVisibility();\n    if (this.options.sortable) {\n      this.initSortable();\n    }\n\n    this.emit(\"ready\", this);\n  }\n\n  emit(type: string, ...args: any[]) {\n    return emit(this, type, args);\n  }\n\n  on(type: string, fn: (...detail: any[]) => void) {\n    return on(this, type, fn);\n  }\n\n  once(type: string, fn: (detail: string) => void) {\n    return on(this, type, fn, { once: true });\n  }\n\n  connectedCallback() {\n    // Support custom styles\n    const style = this.querySelector(\"style\");\n    if (style) {\n      this.shadow.appendChild(style);\n    }\n  }\n\n  private createComponent() {\n    const shadow = this.attachShadow({mode: \"open\"});\n    this.shadow = shadow;\n\n    const wrapper = document.createElement(\"div\");\n    wrapper.setAttribute(\"class\", CLASSNAMES.ROOT);\n\n    const tabgroup = document.createElement(\"nav\");\n    tabgroup.setAttribute(\"class\", CLASSNAMES.NAV);\n    wrapper.appendChild(tabgroup);\n\n    const tabContainer = document.createElement(\"div\");\n    tabContainer.setAttribute(\"class\", CLASSNAMES.TABS);\n    tabgroup.appendChild(tabContainer);\n    this.tabContainer = tabContainer;\n\n    const buttonContainer = document.createElement(\"div\");\n    buttonContainer.setAttribute(\"class\", CLASSNAMES.BUTTONS);\n    tabgroup.appendChild(buttonContainer);\n    this.buttonContainer = buttonContainer;\n\n    if (this.options.newTabButton) {\n      const button = this.buttonContainer.appendChild(document.createElement(\"button\"));\n      button.innerHTML = this.options.newTabButtonText;\n      button.addEventListener(\"click\", this.addTab.bind(this, undefined), false);\n    }\n\n    const viewContainer = document.createElement(\"div\");\n    viewContainer.setAttribute(\"class\", CLASSNAMES.VIEWS);\n    wrapper.appendChild(viewContainer);\n    this.viewContainer = viewContainer;\n\n    const style = document.createElement(\"style\");\n    style.textContent = styles;\n\n    shadow.appendChild(style);\n    shadow.appendChild(wrapper);\n  }\n\n  private initVisibility() {\n    function toggleTabsVisibility(tab: Tab, tabGroup: TabGroup) {\n      const visibilityThreshold = tabGroup.options.visibilityThreshold;\n      const el = tabGroup.tabContainer.parentElement;\n      if (tabGroup.tabs.length >= visibilityThreshold) {\n        el.classList.add(\"visible\");\n      } else {\n        el.classList.remove(\"visible\");\n      }\n    }\n\n    this.on(\"tab-added\", toggleTabsVisibility);\n    this.on(\"tab-removed\", toggleTabsVisibility);\n    toggleTabsVisibility(null, this);\n  }\n\n  initSortable() {\n    const createNewSortable = () => {\n      const options = Object.assign({\n        direction: \"horizontal\",\n        animation: 150,\n        swapThreshold: 0.20\n      }, this.options.sortableOptions);\n      new Sortable(this.tabContainer, options);\n    };\n\n    if (Sortable) {\n      createNewSortable();\n    } else {\n      document.addEventListener(\"DOMContentLoaded\", createNewSortable);\n    }\n  }\n\n  setDefaultTab(tab: TabOptions) {\n    this.options.defaultTab = tab;\n  }\n\n  addTab(args = this.options.defaultTab) {\n    if (typeof args === \"function\") {\n      args = args(this);\n    }\n    const id = this.newTabId;\n    this.newTabId++;\n    const tab = new Tab(this, id, args);\n    this.tabs.push(tab);\n    // Don't call tab.activate() before a tab is referenced in this.tabs\n    if (args.active === true) {\n      tab.activate();\n    }\n    this.emit(\"tab-added\", tab, this);\n    return tab;\n  }\n\n  getTab(id: number) {\n    for (let i in this.tabs) {\n      if (this.tabs[i].id === id) {\n        return this.tabs[i];\n      }\n    }\n    return null;\n  }\n\n  getTabByPosition(position: number) {\n    const fromRight = position < 0;\n    for (let i in this.tabs) {\n      if (this.tabs[i].getPosition(fromRight) === position) {\n        return this.tabs[i];\n      }\n    }\n    return null;\n  }\n\n  getTabByRelPosition(position: number) {\n    position = this.getActiveTab().getPosition() + position;\n    if (position < 0) {\n      return null;\n    }\n    return this.getTabByPosition(position);\n  }\n\n  getNextTab() {\n    return this.getTabByRelPosition(1);\n  }\n\n  getPreviousTab() {\n    return this.getTabByRelPosition(-1);\n  }\n\n  getTabs() {\n    return this.tabs.slice();\n  }\n\n  eachTab(fn: (tab: Tab) => void) {\n    this.getTabs().forEach(fn);\n  }\n\n  getActiveTab() {\n    if (this.tabs.length === 0) return null;\n    return this.tabs[0];\n  }\n\n  setActiveTab(tab: Tab) {\n    this.removeTab(tab);\n    this.tabs.unshift(tab);\n    this.emit(\"tab-active\", tab, this);\n  }\n\n  removeTab(tab: Tab, triggerEvent = false) {\n    const id = tab.id;\n    const index = this.tabs.findIndex((t: Tab) => t.id === id);\n    this.tabs.splice(index, 1);\n    if (triggerEvent) {\n      this.emit(\"tab-removed\", tab, this);\n    }\n  }\n\n  activateRecentTab() {\n    if (this.tabs.length > 0) {\n      this.tabs[0].activate();\n    }\n  }\n}\n\nclass Tab extends EventTarget {\n  closable: boolean;\n  element: HTMLDivElement;\n  id: number;\n  isClosed: boolean;\n  isReady: boolean;\n  spans: { [key: string]: HTMLSpanElement };\n  tabGroup: TabGroup;\n  title: string;\n  webview: HTMLElement;\n  webviewAttributes: { [key: string]: any };\n\n  constructor(tabGroup: TabGroup, id: number, args: TabOptions) {\n    super();\n    this.closable = args.closable === false ? false : true;\n    this.id = id;\n    this.isClosed = false;\n    this.isReady = false;\n    this.spans = {};\n    this.tabGroup = tabGroup;\n    this.title = args.title;\n    this.webviewAttributes = args.webviewAttributes || {};\n    this.webviewAttributes.src = args.src;\n\n    this.initTab();\n    this.initWebview();\n\n    if (args.visible !== false) {\n      this.show();\n    }\n    if (typeof args.ready === \"function\") {\n      args.ready(this);\n    } else {\n      this.emit(\"ready\", this);\n    }\n  }\n\n  emit(type: string, ...args: any[]) {\n    return emit(this, type, args);\n  }\n\n  on(type: string, fn: (...detail: any[]) => void) {\n    return on(this, type, fn);\n  }\n\n  once(type: string, fn: (detail: string) => void) {\n    return on(this, type, fn, { once: true });\n  }\n\n  private initTab() {\n    const tab = this.element = document.createElement(\"div\");\n    tab.classList.add(CLASSNAMES.TAB);\n    for (let el of [\"title\", \"close\"]) {\n      const span = tab.appendChild(document.createElement(\"span\"));\n      span.classList.add(`${CLASSNAMES.TAB}-${el}`);\n      this.spans[el] = span;\n    }\n\n    this.setTitle(this.title);\n    this.initTabCloseButton();\n    this.initTabClickHandler();\n\n    this.tabGroup.tabContainer.appendChild(this.element);\n  }\n\n  private initTabCloseButton() {\n    const container = this.spans.close;\n    if (this.closable) {\n      const button = container.appendChild(document.createElement(\"button\"));\n      button.innerHTML = this.tabGroup.options.closeButtonText;\n      button.addEventListener(\"click\", this.close.bind(this, false), false);\n    }\n  }\n\n  private initTabClickHandler() {\n    // Mouse up\n    const tabClickHandler = function(e: KeyboardEvent) {\n      if (this.isClosed) return;\n      if (e.which === 2) {\n        this.close();\n      }\n    };\n    this.element.addEventListener(\"mouseup\", tabClickHandler.bind(this), false);\n    // Mouse down\n    const tabMouseDownHandler = function(e: KeyboardEvent) {\n      if (this.isClosed) return;\n      if (e.which === 1) {\n        if ((e.target as HTMLElement).matches(\"button\")) return;\n        this.activate();\n      }\n    };\n    this.element.addEventListener(\"mousedown\", tabMouseDownHandler.bind(this), false);\n  }\n\n  initWebview() {\n    const webview = this.webview = document.createElement(\"webview\");\n\n    const tabWebviewDidFinishLoadHandler = function(e: Event) {\n      this.emit(\"webview-ready\", this);\n    };\n\n    this.webview.addEventListener(\"did-finish-load\", tabWebviewDidFinishLoadHandler.bind(this), false);\n\n    this.webview.classList.add(CLASSNAMES.VIEW);\n    if (this.webviewAttributes) {\n      const attrs = this.webviewAttributes;\n      for (let key in attrs) {\n        const attr = attrs[key];\n        if (attr === false) continue;\n        this.webview.setAttribute(key, attr);\n      }\n    }\n\n    this.tabGroup.viewContainer.appendChild(this.webview);\n  }\n\n  setTitle(title: string) {\n    if (this.isClosed) return;\n    const span = this.spans.title;\n    span.innerHTML = title;\n    span.title = title;\n    this.title = title;\n    this.emit(\"title-changed\", title, this);\n    return this;\n  }\n\n  getTitle() {\n    if (this.isClosed) return;\n    return this.title;\n  }\n\n  setPosition(newPosition: number) {\n    const tabContainer = this.tabGroup.tabContainer;\n    const length = tabContainer.childElementCount;\n    const thisPosition = this.getPosition();\n    const tabs = Array.from(tabContainer.children)\n    tabs.splice(thisPosition, 1);\n\n    if (newPosition < 0) {\n      newPosition += length;\n      if (newPosition < 0) {\n        newPosition = 0;\n      }\n    }\n\n    if (newPosition < length) {\n      tabContainer.insertBefore(this.element, tabs[newPosition]);\n    } else {\n      tabContainer.appendChild(this.element);\n    }\n\n    return this;\n  }\n\n  getPosition(fromRight = false) {\n    let position = 0;\n    let tab = this.element;\n    while ((tab = tab.previousSibling as HTMLDivElement) != null) position++;\n\n    if (fromRight === true) {\n      position -= this.tabGroup.tabContainer.childElementCount;\n    }\n\n    return position;\n  }\n\n  activate() {\n    if (this.isClosed) return;\n    const activeTab = this.tabGroup.getActiveTab();\n    if (activeTab) {\n      activeTab.element.classList.remove(\"active\");\n      activeTab.webview.classList.remove(\"visible\");\n      activeTab.emit(\"inactive\", activeTab);\n    }\n    this.tabGroup.setActiveTab(this);\n    this.element.classList.add(\"active\");\n    this.webview.classList.add(\"visible\");\n    this.webview.focus();\n    this.emit(\"active\", this);\n    return this;\n  }\n\n  show(flag = true) {\n    if (this.isClosed) return;\n    if (flag) {\n      this.element.classList.add(\"visible\");\n      this.emit(\"visible\", this);\n    } else {\n      this.element.classList.remove(\"visible\");\n      this.emit(\"hidden\", this);\n    }\n    return this;\n  }\n\n  hide() {\n    return this.show(false);\n  }\n\n  hasClass(classname: string) {\n    return this.element.classList.contains(classname);\n  }\n\n  close(force: boolean) {\n    const abortController = new AbortController();\n    const abort = () => abortController.abort();\n    this.emit(\"closing\", this, abort);\n\n    const abortSignal = abortController.signal;\n    if (this.isClosed || (!this.closable && !force) || abortSignal.aborted) return;\n\n    this.isClosed = true;\n    const tabGroup = this.tabGroup;\n    tabGroup.tabContainer.removeChild(this.element);\n    tabGroup.viewContainer.removeChild(this.webview);\n    const activeTab = this.tabGroup.getActiveTab();\n    tabGroup.removeTab(this, true);\n\n    this.emit(\"close\", this);\n\n    if (activeTab.id === this.id) {\n      tabGroup.activateRecentTab();\n    }\n  }\n}\n\ncustomElements.define(\"tab-group\", TabGroup);\n\nexport type { TabGroup, Tab };\n"],"names":[],"version":3,"file":"electron-tabs.d.ts.map"}