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Diffstat (limited to 'ext/js/settings/settings-display-controller.js')
-rw-r--r-- | ext/js/settings/settings-display-controller.js | 400 |
1 files changed, 0 insertions, 400 deletions
diff --git a/ext/js/settings/settings-display-controller.js b/ext/js/settings/settings-display-controller.js deleted file mode 100644 index 9d3e5459..00000000 --- a/ext/js/settings/settings-display-controller.js +++ /dev/null @@ -1,400 +0,0 @@ -/* - * Copyright (C) 2020-2021 Yomichan Authors - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <https://www.gnu.org/licenses/>. - */ - -/* global - * PopupMenu - * SelectorObserver - */ - -class SettingsDisplayController { - constructor(settingsController, modalController) { - this._settingsController = settingsController; - this._modalController = modalController; - this._contentNode = null; - this._menuContainer = null; - this._onMoreToggleClickBind = null; - this._onMenuButtonClickBind = null; - } - - prepare() { - this._contentNode = document.querySelector('.content'); - this._menuContainer = document.querySelector('#popup-menus'); - - const onFabButtonClick = this._onFabButtonClick.bind(this); - for (const fabButton of document.querySelectorAll('.fab-button')) { - fabButton.addEventListener('click', onFabButtonClick, false); - } - - const onModalAction = this._onModalAction.bind(this); - for (const node of document.querySelectorAll('[data-modal-action]')) { - node.addEventListener('click', onModalAction, false); - } - - const onSelectOnClickElementClick = this._onSelectOnClickElementClick.bind(this); - for (const node of document.querySelectorAll('[data-select-on-click]')) { - node.addEventListener('click', onSelectOnClickElementClick, false); - } - - const onInputTabActionKeyDown = this._onInputTabActionKeyDown.bind(this); - for (const node of document.querySelectorAll('[data-tab-action]')) { - node.addEventListener('keydown', onInputTabActionKeyDown, false); - } - - const onSpecialUrlLinkClick = this._onSpecialUrlLinkClick.bind(this); - const onSpecialUrlLinkMouseDown = this._onSpecialUrlLinkMouseDown.bind(this); - for (const node of document.querySelectorAll('[data-special-url]')) { - node.addEventListener('click', onSpecialUrlLinkClick, false); - node.addEventListener('auxclick', onSpecialUrlLinkClick, false); - node.addEventListener('mousedown', onSpecialUrlLinkMouseDown, false); - } - - for (const node of document.querySelectorAll('.defer-load-iframe')) { - this._setupDeferLoadIframe(node); - } - - this._onMoreToggleClickBind = this._onMoreToggleClick.bind(this); - const moreSelectorObserver = new SelectorObserver({ - selector: '.more-toggle', - onAdded: this._onMoreSetup.bind(this), - onRemoved: this._onMoreCleanup.bind(this) - }); - moreSelectorObserver.observe(document.documentElement, false); - - this._onMenuButtonClickBind = this._onMenuButtonClick.bind(this); - const menuSelectorObserver = new SelectorObserver({ - selector: '[data-menu]', - onAdded: this._onMenuSetup.bind(this), - onRemoved: this._onMenuCleanup.bind(this) - }); - menuSelectorObserver.observe(document.documentElement, false); - - window.addEventListener('keydown', this._onKeyDown.bind(this), false); - window.addEventListener('popstate', this._onPopState.bind(this), false); - this._updateScrollTarget(); - } - - // Private - - _onMoreSetup(element) { - element.addEventListener('click', this._onMoreToggleClickBind, false); - return null; - } - - _onMoreCleanup(element) { - element.removeEventListener('click', this._onMoreToggleClickBind, false); - } - - _onMenuSetup(element) { - element.addEventListener('click', this._onMenuButtonClickBind, false); - return null; - } - - _onMenuCleanup(element) { - element.removeEventListener('click', this._onMenuButtonClickBind, false); - } - - _onMenuButtonClick(e) { - const element = e.currentTarget; - const {menu} = element.dataset; - this._showMenu(element, menu); - } - - _onFabButtonClick(e) { - const action = e.currentTarget.dataset.action; - switch (action) { - case 'toggle-sidebar': - document.body.classList.toggle('sidebar-visible'); - break; - case 'toggle-preview-sidebar': - document.body.classList.toggle('preview-sidebar-visible'); - break; - } - } - - _onMoreToggleClick(e) { - const container = this._getMoreContainer(e.currentTarget); - if (container === null) { return; } - - const more = container.querySelector('.more'); - if (more === null) { return; } - - const moreVisible = more.hidden; - more.hidden = !moreVisible; - for (const moreToggle of container.querySelectorAll('.more-toggle')) { - const container2 = this._getMoreContainer(moreToggle); - if (container2 === null) { continue; } - - const more2 = container2.querySelector('.more'); - if (more2 === null || more2 !== more) { continue; } - - moreToggle.dataset.expanded = `${moreVisible}`; - } - - e.preventDefault(); - return false; - } - - _onPopState() { - this._updateScrollTarget(); - } - - _onKeyDown(e) { - switch (e.code) { - case 'Escape': - if (!this._isElementAnInput(document.activeElement)) { - this._closeTopMenuOrModal(); - e.preventDefault(); - } - break; - } - } - - _onModalAction(e) { - const node = e.currentTarget; - const {modalAction} = node.dataset; - if (typeof modalAction !== 'string') { return; } - - let [action, target] = modalAction.split(','); - if (typeof target === 'undefined') { - const currentModal = node.closest('.modal'); - if (currentModal === null) { return; } - target = currentModal; - } - - const modal = this._modalController.getModal(target); - if (modal === null) { return; } - - switch (action) { - case 'show': - modal.setVisible(true); - break; - case 'hide': - modal.setVisible(false); - break; - case 'toggle': - modal.setVisible(!modal.isVisible()); - break; - } - - e.preventDefault(); - } - - _onSelectOnClickElementClick(e) { - if (e.button !== 0) { return; } - - const node = e.currentTarget; - const range = document.createRange(); - range.selectNode(node); - - const selection = window.getSelection(); - selection.removeAllRanges(); - selection.addRange(range); - - e.preventDefault(); - e.stopPropagation(); - return false; - } - - _onInputTabActionKeyDown(e) { - if (e.key !== 'Tab' || e.ctrlKey) { return; } - - const node = e.currentTarget; - const {tabAction} = node.dataset; - if (typeof tabAction !== 'string') { return; } - - const args = tabAction.split(','); - switch (args[0]) { - case 'ignore': - e.preventDefault(); - break; - case 'indent': - e.preventDefault(); - this._indentInput(e, node, args); - break; - } - } - - _onSpecialUrlLinkClick(e) { - switch (e.button) { - case 0: - case 1: - e.preventDefault(); - this._createTab(e.currentTarget.dataset.specialUrl, true); - break; - } - } - - _onSpecialUrlLinkMouseDown(e) { - switch (e.button) { - case 0: - case 1: - e.preventDefault(); - break; - } - } - - async _createTab(url, useOpener) { - let openerTabId; - if (useOpener) { - try { - const tab = await new Promise((resolve, reject) => { - chrome.tabs.getCurrent((result) => { - const e = chrome.runtime.lastError; - if (e) { - reject(new Error(e.message)); - } else { - resolve(result); - } - }); - }); - openerTabId = tab.id; - } catch (e) { - // NOP - } - } - - return await new Promise((resolve, reject) => { - chrome.tabs.create({url, openerTabId}, (tab2) => { - const e = chrome.runtime.lastError; - if (e) { - reject(new Error(e.message)); - } else { - resolve(tab2); - } - }); - }); - } - - _updateScrollTarget() { - const hash = window.location.hash; - if (!hash.startsWith('#!')) { return; } - - const content = this._contentNode; - const target = document.getElementById(hash.substring(2)); - if (content === null || target === null) { return; } - - const rect1 = content.getBoundingClientRect(); - const rect2 = target.getBoundingClientRect(); - content.scrollTop += rect2.top - rect1.top; - } - - _getMoreContainer(link) { - const v = link.dataset.parentDistance; - const distance = v ? parseInt(v, 10) : 1; - if (Number.isNaN(distance)) { return null; } - - for (let i = 0; i < distance; ++i) { - link = link.parentNode; - if (link === null) { break; } - } - return link; - } - - _closeTopMenuOrModal() { - for (const popupMenu of PopupMenu.openMenus) { - popupMenu.close(); - return; - } - - const modal = this._modalController.getTopVisibleModal(); - if (modal !== null) { - modal.setVisible(false); - } - } - - _showMenu(element, menuName) { - const menu = this._settingsController.instantiateTemplate(menuName); - if (menu === null) { return; } - - this._menuContainer.appendChild(menu); - - const popupMenu = new PopupMenu(element, menu); - popupMenu.prepare(); - } - - _indentInput(e, node, args) { - let indent = '\t'; - if (args.length > 1) { - const count = parseInt(args[1], 10); - indent = (Number.isFinite(count) && count >= 0 ? ' '.repeat(count) : args[1]); - } - - const {selectionStart: start, selectionEnd: end, value} = node; - const lineStart = value.substring(0, start).lastIndexOf('\n') + 1; - const lineWhitespace = /^[ \t]*/.exec(value.substring(lineStart))[0]; - - if (e.shiftKey) { - const whitespaceLength = Math.max(0, Math.floor((lineWhitespace.length - 1) / 4) * 4); - const selectionStartNew = lineStart + whitespaceLength; - const selectionEndNew = lineStart + lineWhitespace.length; - const removeCount = selectionEndNew - selectionStartNew; - if (removeCount > 0) { - node.selectionStart = selectionStartNew; - node.selectionEnd = selectionEndNew; - document.execCommand('delete', false); - node.selectionStart = Math.max(lineStart, start - removeCount); - node.selectionEnd = Math.max(lineStart, end - removeCount); - } - } else { - if (indent.length > 0) { - const indentLength = (Math.ceil((start - lineStart + 1) / indent.length) * indent.length - (start - lineStart)); - document.execCommand('insertText', false, indent.substring(0, indentLength)); - } - } - } - - _isElementAnInput(element) { - const type = element !== null ? element.nodeName.toUpperCase() : null; - switch (type) { - case 'INPUT': - case 'TEXTAREA': - case 'SELECT': - return true; - default: - return false; - } - } - - _setupDeferLoadIframe(element) { - const parent = this._getMoreContainer(element); - if (parent === null) { return; } - - let mutationObserver = null; - const callback = () => { - if (!this._isElementVisible(element)) { return false; } - - const src = element.dataset.src; - delete element.dataset.src; - element.src = src; - - if (mutationObserver === null) { return true; } - - mutationObserver.disconnect(); - mutationObserver = null; - return true; - }; - - if (callback()) { return; } - - mutationObserver = new MutationObserver(callback); - mutationObserver.observe(parent, {attributes: true}); - } - - _isElementVisible(element) { - return (element.offsetParent !== null); - } -} |