357 lines
10 KiB
JavaScript
357 lines
10 KiB
JavaScript
/**
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* --------------------------------------------
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* AdminLTE IFrame.js
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* License MIT
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* --------------------------------------------
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*/
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import $ from 'jquery'
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/**
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* Constants
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* ====================================================
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*/
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const NAME = 'IFrame'
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const DATA_KEY = 'lte.iframe'
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const JQUERY_NO_CONFLICT = $.fn[NAME]
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const SELECTOR_DATA_TOGGLE = '[data-widget="iframe"]'
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const SELECTOR_DATA_TOGGLE_CLOSE = '[data-widget="iframe-close"]'
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const SELECTOR_DATA_TOGGLE_SCROLL_LEFT = '[data-widget="iframe-scrollleft"]'
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const SELECTOR_DATA_TOGGLE_SCROLL_RIGHT = '[data-widget="iframe-scrollright"]'
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const SELECTOR_DATA_TOGGLE_FULLSCREEN = '[data-widget="iframe-fullscreen"]'
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const SELECTOR_CONTENT_WRAPPER = '.content-wrapper'
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const SELECTOR_CONTENT_IFRAME = `${SELECTOR_CONTENT_WRAPPER} iframe`
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const SELECTOR_TAB_NAV = `${SELECTOR_DATA_TOGGLE}.iframe-mode .nav`
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const SELECTOR_TAB_NAVBAR_NAV = `${SELECTOR_DATA_TOGGLE}.iframe-mode .navbar-nav`
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const SELECTOR_TAB_NAVBAR_NAV_ITEM = `${SELECTOR_TAB_NAVBAR_NAV} .nav-item`
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const SELECTOR_TAB_CONTENT = `${SELECTOR_DATA_TOGGLE}.iframe-mode .tab-content`
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const SELECTOR_TAB_EMPTY = `${SELECTOR_TAB_CONTENT} .tab-empty`
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const SELECTOR_TAB_LOADING = `${SELECTOR_TAB_CONTENT} .tab-loading`
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const SELECTOR_SIDEBAR_MENU_ITEM = '.main-sidebar .nav-item > a.nav-link'
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const SELECTOR_HEADER_MENU_ITEM = '.main-header .nav-item a.nav-link'
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const SELECTOR_HEADER_DROPDOWN_ITEM = '.main-header a.dropdown-item'
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const CLASS_NAME_IFRAME_MODE = 'iframe-mode'
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const CLASS_NAME_FULLSCREEN_MODE = 'iframe-mode-fullscreen'
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const Default = {
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onTabClick(item) {
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return item
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},
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onTabChanged(item) {
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return item
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},
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onTabCreated(item) {
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return item
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},
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autoIframeMode: true,
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autoItemActive: true,
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autoShowNewTab: true,
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loadingScreen: true,
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useNavbarItems: true,
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scrollOffset: 40,
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scrollBehaviorSwap: false,
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iconMaximize: 'fa-expand',
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iconMinimize: 'fa-compress'
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}
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/**
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* Class Definition
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* ====================================================
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*/
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class IFrame {
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constructor(element, config) {
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this._config = config
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this._element = element
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this._init()
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}
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// Public
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onTabClick(item) {
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this._config.onTabClick(item)
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}
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onTabChanged(item) {
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this._config.onTabChanged(item)
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}
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onTabCreated(item) {
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this._config.onTabCreated(item)
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}
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createTab(title, link, uniqueName, autoOpen) {
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const tabId = `panel-${uniqueName}-${Math.floor(Math.random() * 1000)}`
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const navId = `tab-${uniqueName}-${Math.floor(Math.random() * 1000)}`
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const newNavItem = `<li class="nav-item" role="presentation"><a class="nav-link" data-toggle="row" id="${navId}" href="#${tabId}" role="tab" aria-controls="${tabId}" aria-selected="false">${title}</a></li>`
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$(SELECTOR_TAB_NAVBAR_NAV).append(newNavItem)
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const newTabItem = `<div class="tab-pane fade" id="${tabId}" role="tabpanel" aria-labelledby="${navId}"><iframe src="${link}"></iframe></div>`
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$(SELECTOR_TAB_CONTENT).append(newTabItem)
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if (autoOpen) {
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if (this._config.loadingScreen) {
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const $loadingScreen = $(SELECTOR_TAB_LOADING)
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$loadingScreen.fadeIn()
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$(`${tabId} iframe`).ready(() => {
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if (typeof this._config.loadingScreen === 'number') {
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this.switchTab(`#${navId}`, this._config.loadingScreen)
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setTimeout(() => {
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$loadingScreen.fadeOut()
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}, this._config.loadingScreen)
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} else {
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this.switchTab(`#${navId}`, this._config.loadingScreen)
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$loadingScreen.fadeOut()
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}
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})
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} else {
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this.switchTab(`#${navId}`)
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}
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}
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this.onTabCreated($(`#${navId}`))
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}
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openTabSidebar(item, autoOpen = this._config.autoShowNewTab) {
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let $item = $(item).clone()
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if ($item.attr('href') === undefined) {
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$item = $(item).parent('a').clone()
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}
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$item.find('.right').remove()
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let title = $item.find('p').text()
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if (title === '') {
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title = $item.text()
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}
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const link = $item.attr('href')
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if (link === '#' || link === '' || link === undefined) {
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return
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}
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this.createTab(title, link, link.replace('.html', '').replace('./', '').replaceAll('/', '-'), autoOpen)
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}
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switchTab(item) {
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const $item = $(item)
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const tabId = $item.attr('href')
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$(SELECTOR_TAB_EMPTY).hide()
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$(`${SELECTOR_TAB_NAVBAR_NAV} .active`).tab('dispose').removeClass('active')
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this._fixHeight()
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$item.tab('show')
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$item.parents('li').addClass('active')
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this.onTabChanged($item)
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if (this._config.autoItemActive) {
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this._setItemActive($(`${tabId} iframe`).attr('src'))
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}
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}
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removeActiveTab() {
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const $navItem = $(`${SELECTOR_TAB_NAVBAR_NAV_ITEM}.active`)
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const $navItemParent = $navItem.parent()
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const navItemIndex = $navItem.index()
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$navItem.remove()
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$('.tab-pane.active').remove()
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if ($(SELECTOR_TAB_CONTENT).children().length == $(`${SELECTOR_TAB_EMPTY}, ${SELECTOR_TAB_LOADING}`).length) {
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$(SELECTOR_TAB_EMPTY).show()
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} else {
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const prevNavItemIndex = navItemIndex - 1
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this.switchTab($navItemParent.children().eq(prevNavItemIndex).find('a'))
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}
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}
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toggleFullscreen() {
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if ($('body').hasClass(CLASS_NAME_FULLSCREEN_MODE)) {
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$(`${SELECTOR_DATA_TOGGLE_FULLSCREEN} i`).removeClass(this._config.iconMinimize).addClass(this._config.iconMaximize)
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$('body').removeClass(CLASS_NAME_FULLSCREEN_MODE)
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$(`${SELECTOR_TAB_EMPTY}, ${SELECTOR_TAB_LOADING}`).height('auto')
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$(SELECTOR_CONTENT_WRAPPER).height('auto')
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$(SELECTOR_CONTENT_IFRAME).height('auto')
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} else {
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$(`${SELECTOR_DATA_TOGGLE_FULLSCREEN} i`).removeClass(this._config.iconMaximize).addClass(this._config.iconMinimize)
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$('body').addClass(CLASS_NAME_FULLSCREEN_MODE)
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}
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$(window).trigger('resize')
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this._fixHeight(true)
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}
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// Private
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_init() {
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if (window.frameElement && this._config.autoIframeMode) {
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$('body').addClass(CLASS_NAME_IFRAME_MODE)
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} else if ($(SELECTOR_CONTENT_WRAPPER).hasClass(CLASS_NAME_IFRAME_MODE)) {
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this._setupListeners()
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this._fixHeight(true)
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}
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}
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_navScroll(offset) {
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const leftPos = $(SELECTOR_TAB_NAVBAR_NAV).scrollLeft()
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$(SELECTOR_TAB_NAVBAR_NAV).animate({ scrollLeft: (leftPos + offset) }, 250, 'linear')
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}
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_setupListeners() {
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$(window).on('resize', () => {
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setTimeout(() => {
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this._fixHeight()
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}, 1)
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})
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$(document).on('click', SELECTOR_SIDEBAR_MENU_ITEM, e => {
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e.preventDefault()
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this.openTabSidebar(e.target)
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})
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if (this._config.useNavbarItems) {
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$(document).on('click', `${SELECTOR_HEADER_MENU_ITEM}, ${SELECTOR_HEADER_DROPDOWN_ITEM}`, e => {
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e.preventDefault()
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this.openTabSidebar(e.target)
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})
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}
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$(document).on('click', SELECTOR_TAB_NAVBAR_NAV_ITEM, e => {
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e.preventDefault()
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this.onTabClick(e.target)
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this.switchTab(e.target)
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})
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$(document).on('click', SELECTOR_DATA_TOGGLE_CLOSE, e => {
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e.preventDefault()
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this.removeActiveTab()
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})
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$(document).on('click', SELECTOR_DATA_TOGGLE_FULLSCREEN, e => {
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e.preventDefault()
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this.toggleFullscreen()
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})
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let mousedown = false
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let mousedownInterval = null
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$(document).on('mousedown', SELECTOR_DATA_TOGGLE_SCROLL_LEFT, e => {
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e.preventDefault()
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clearInterval(mousedownInterval)
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let { scrollOffset } = this._config
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if (!this._config.scrollBehaviorSwap) {
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scrollOffset = -scrollOffset
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}
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mousedown = true
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this._navScroll(scrollOffset)
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mousedownInterval = setInterval(() => {
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this._navScroll(scrollOffset)
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}, 250)
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})
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$(document).on('mousedown', SELECTOR_DATA_TOGGLE_SCROLL_RIGHT, e => {
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e.preventDefault()
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clearInterval(mousedownInterval)
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let { scrollOffset } = this._config
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if (this._config.scrollBehaviorSwap) {
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scrollOffset = -scrollOffset
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}
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mousedown = true
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this._navScroll(scrollOffset)
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mousedownInterval = setInterval(() => {
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this._navScroll(scrollOffset)
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}, 250)
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})
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$(document).on('mouseup', () => {
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if (mousedown) {
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mousedown = false
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clearInterval(mousedownInterval)
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mousedownInterval = null
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}
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})
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}
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_setItemActive(href) {
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$(`${SELECTOR_SIDEBAR_MENU_ITEM}, ${SELECTOR_HEADER_DROPDOWN_ITEM}`).removeClass('active')
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$(SELECTOR_HEADER_MENU_ITEM).parent().removeClass('active')
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const $headerMenuItem = $(`${SELECTOR_HEADER_MENU_ITEM}[href$="${href}"]`)
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const $headerDropdownItem = $(`${SELECTOR_HEADER_DROPDOWN_ITEM}[href$="${href}"]`)
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const $sidebarMenuItem = $(`${SELECTOR_SIDEBAR_MENU_ITEM}[href$="${href}"]`)
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$headerMenuItem.each((i, e) => {
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$(e).parent().addClass('active')
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})
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$headerDropdownItem.each((i, e) => {
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$(e).addClass('active')
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})
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$sidebarMenuItem.each((i, e) => {
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$(e).addClass('active')
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$(e).parents('.nav-treeview').prevAll('.nav-link').addClass('active')
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})
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}
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_fixHeight(tabEmpty = false) {
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if ($('body').hasClass(CLASS_NAME_FULLSCREEN_MODE)) {
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const windowHeight = $(window).height()
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$(`${SELECTOR_TAB_EMPTY}, ${SELECTOR_TAB_LOADING}`).height(windowHeight)
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$(SELECTOR_CONTENT_WRAPPER).height(windowHeight)
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$(SELECTOR_CONTENT_IFRAME).height(windowHeight)
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} else {
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const contentWrapperHeight = parseFloat($(SELECTOR_CONTENT_WRAPPER).css('min-height'))
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const navbarHeight = $(SELECTOR_TAB_NAV).outerHeight()
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if (tabEmpty == true) {
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setTimeout(() => {
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$(`${SELECTOR_TAB_EMPTY}, ${SELECTOR_TAB_LOADING}`).height(contentWrapperHeight - navbarHeight)
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}, 50)
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} else {
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$(SELECTOR_CONTENT_IFRAME).height(contentWrapperHeight - navbarHeight)
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}
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}
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}
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// Static
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static _jQueryInterface(operation, ...args) {
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let data = $(this).data(DATA_KEY)
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const _options = $.extend({}, Default, $(this).data())
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if (!data) {
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data = new IFrame(this, _options)
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$(this).data(DATA_KEY, data)
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}
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if (typeof operation === 'string' && operation.match(/createTab|openTabSidebar|switchTab|removeActiveTab/)) {
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data[operation](...args)
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}
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}
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}
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/**
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* Data API
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* ====================================================
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*/
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$(window).on('load', () => {
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IFrame._jQueryInterface.call($(SELECTOR_DATA_TOGGLE))
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})
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/**
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* jQuery API
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* ====================================================
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*/
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$.fn[NAME] = IFrame._jQueryInterface
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$.fn[NAME].Constructor = IFrame
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$.fn[NAME].noConflict = function () {
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$.fn[NAME] = JQUERY_NO_CONFLICT
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return IFrame._jQueryInterface
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}
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export default IFrame
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