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authortoasted-nutbread <toasted-nutbread@users.noreply.github.com>2021-02-13 23:13:53 -0500
committerGitHub <noreply@github.com>2021-02-13 23:13:53 -0500
commit7a74c3c31ece7788e82c46f22cb4327ffe08307a (patch)
tree7d4aee53b1dab15bdf317729ee1559291c04a4b2 /ext/js/app/popup-factory.js
parent6a271e067fa917614f4c81f473533e24c6d04404 (diff)
Move fg/js (#1384)
* Move fg/js/frame-ancestry-handler.js to js/comm/frame-ancestry-handler.js * Move fg/js/frame-offset-forwarder.js to js/comm/frame-offset-forwarder.js * Move fg/js/dom-text-scanner.js to js/dom/dom-text-scanner.js * Move fg/js/text-source-element.js to js/dom/text-source-element.js * Move fg/js/text-source-range.js to js/dom/text-source-range.js * Move fg/js/float-main.js to js/display/popup-main.js * Move fg/js/content-script-main.js to js/app/content-script-main.js * Move fg/js/frontend.js to js/app/frontend.js * Move fg/js/popup-factory.js to js/app/popup-factory.js * Move fg/js/popup-proxy.js to js/app/popup-proxy.js * Move fg/js/popup-window.js to js/app/popup-window.js * Move fg/js/popup.js to js/app/popup.js
Diffstat (limited to 'ext/js/app/popup-factory.js')
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diff --git a/ext/js/app/popup-factory.js b/ext/js/app/popup-factory.js
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+/*
+ * Copyright (C) 2019-2021 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
+ * FrameOffsetForwarder
+ * Popup
+ * PopupProxy
+ * PopupWindow
+ * api
+ */
+
+class PopupFactory {
+ constructor(frameId) {
+ this._frameId = frameId;
+ this._frameOffsetForwarder = new FrameOffsetForwarder(frameId);
+ this._popups = new Map();
+ this._allPopupVisibilityTokenMap = new Map();
+ }
+
+ // Public functions
+
+ prepare() {
+ this._frameOffsetForwarder.prepare();
+ api.crossFrame.registerHandlers([
+ ['getOrCreatePopup', {async: true, handler: this._onApiGetOrCreatePopup.bind(this)}],
+ ['setOptionsContext', {async: true, handler: this._onApiSetOptionsContext.bind(this)}],
+ ['hide', {async: false, handler: this._onApiHide.bind(this)}],
+ ['isVisible', {async: true, handler: this._onApiIsVisibleAsync.bind(this)}],
+ ['setVisibleOverride', {async: true, handler: this._onApiSetVisibleOverride.bind(this)}],
+ ['clearVisibleOverride', {async: true, handler: this._onApiClearVisibleOverride.bind(this)}],
+ ['containsPoint', {async: true, handler: this._onApiContainsPoint.bind(this)}],
+ ['showContent', {async: true, handler: this._onApiShowContent.bind(this)}],
+ ['setCustomCss', {async: false, handler: this._onApiSetCustomCss.bind(this)}],
+ ['clearAutoPlayTimer', {async: false, handler: this._onApiClearAutoPlayTimer.bind(this)}],
+ ['setContentScale', {async: false, handler: this._onApiSetContentScale.bind(this)}],
+ ['updateTheme', {async: false, handler: this._onApiUpdateTheme.bind(this)}],
+ ['setCustomOuterCss', {async: false, handler: this._onApiSetCustomOuterCss.bind(this)}],
+ ['popup.getFrameSize', {async: true, handler: this._onApiGetFrameSize.bind(this)}],
+ ['popup.setFrameSize', {async: true, handler: this._onApiSetFrameSize.bind(this)}]
+ ]);
+ }
+
+ async getOrCreatePopup({
+ frameId=null,
+ id=null,
+ parentPopupId=null,
+ depth=null,
+ popupWindow=false,
+ childrenSupported=false
+ }) {
+ // Find by existing id
+ if (id !== null) {
+ const popup = this._popups.get(id);
+ if (typeof popup !== 'undefined') {
+ return popup;
+ }
+ }
+
+ // Find by existing parent id
+ let parent = null;
+ if (parentPopupId !== null) {
+ parent = this._popups.get(parentPopupId);
+ if (typeof parent !== 'undefined') {
+ const popup = parent.child;
+ if (popup !== null) {
+ return popup;
+ }
+ } else {
+ parent = null;
+ }
+ }
+
+ // Depth
+ if (parent !== null) {
+ if (depth !== null) {
+ throw new Error('Depth cannot be set when parent exists');
+ }
+ depth = parent.depth + 1;
+ } else if (depth === null) {
+ depth = 0;
+ }
+
+ if (popupWindow) {
+ // New unique id
+ if (id === null) {
+ id = generateId(16);
+ }
+ const popup = new PopupWindow({
+ id,
+ depth,
+ frameId: this._frameId
+ });
+ this._popups.set(id, popup);
+ return popup;
+ } else if (frameId === this._frameId) {
+ // New unique id
+ if (id === null) {
+ id = generateId(16);
+ }
+ const popup = new Popup({
+ id,
+ depth,
+ frameId: this._frameId,
+ childrenSupported
+ });
+ if (parent !== null) {
+ if (parent.child !== null) {
+ throw new Error('Parent popup already has a child');
+ }
+ popup.parent = parent;
+ parent.child = popup;
+ }
+ this._popups.set(id, popup);
+ popup.prepare();
+ return popup;
+ } else {
+ if (frameId === null) {
+ throw new Error('Invalid frameId');
+ }
+ const useFrameOffsetForwarder = (parentPopupId === null);
+ ({id, depth, frameId} = await api.crossFrame.invoke(frameId, 'getOrCreatePopup', {
+ id,
+ parentPopupId,
+ frameId,
+ childrenSupported
+ }));
+ const popup = new PopupProxy({
+ id,
+ depth,
+ frameId,
+ frameOffsetForwarder: useFrameOffsetForwarder ? this._frameOffsetForwarder : null
+ });
+ this._popups.set(id, popup);
+ return popup;
+ }
+ }
+
+ async setAllVisibleOverride(value, priority) {
+ const promises = [];
+ const errors = [];
+ for (const popup of this._popups.values()) {
+ const promise = popup.setVisibleOverride(value, priority)
+ .then(
+ (token) => ({popup, token}),
+ (error) => { errors.push(error); return null; }
+ );
+ promises.push(promise);
+ }
+
+ const results = (await Promise.all(promises)).filter(({token}) => token !== null);
+
+ if (errors.length === 0) {
+ const token = generateId(16);
+ this._allPopupVisibilityTokenMap.set(token, results);
+ return token;
+ }
+
+ // Revert on error
+ await this._revertPopupVisibilityOverrides(results);
+ throw errors[0];
+ }
+
+ async clearAllVisibleOverride(token) {
+ const results = this._allPopupVisibilityTokenMap.get(token);
+ if (typeof results === 'undefined') { return false; }
+
+ this._allPopupVisibilityTokenMap.delete(token);
+ await this._revertPopupVisibilityOverrides(results);
+ return true;
+ }
+
+ // API message handlers
+
+ async _onApiGetOrCreatePopup(details) {
+ const popup = await this.getOrCreatePopup(details);
+ return {
+ id: popup.id,
+ depth: popup.depth,
+ frameId: popup.frameId
+ };
+ }
+
+ async _onApiSetOptionsContext({id, optionsContext, source}) {
+ const popup = this._getPopup(id);
+ return await popup.setOptionsContext(optionsContext, source);
+ }
+
+ _onApiHide({id, changeFocus}) {
+ const popup = this._getPopup(id);
+ return popup.hide(changeFocus);
+ }
+
+ async _onApiIsVisibleAsync({id}) {
+ const popup = this._getPopup(id);
+ return await popup.isVisible();
+ }
+
+ async _onApiSetVisibleOverride({id, value, priority}) {
+ const popup = this._getPopup(id);
+ return await popup.setVisibleOverride(value, priority);
+ }
+
+ async _onApiClearVisibleOverride({id, token}) {
+ const popup = this._getPopup(id);
+ return await popup.clearVisibleOverride(token);
+ }
+
+ async _onApiContainsPoint({id, x, y}) {
+ const popup = this._getPopup(id);
+ [x, y] = this._convertPopupPointToRootPagePoint(popup, x, y);
+ return await popup.containsPoint(x, y);
+ }
+
+ async _onApiShowContent({id, details, displayDetails}) {
+ const popup = this._getPopup(id);
+ if (!this._popupCanShow(popup)) { return; }
+
+ const {elementRect} = details;
+ if (typeof elementRect !== 'undefined') {
+ details.elementRect = this._convertJsonRectToDOMRect(popup, elementRect);
+ }
+
+ return await popup.showContent(details, displayDetails);
+ }
+
+ _onApiSetCustomCss({id, css}) {
+ const popup = this._getPopup(id);
+ return popup.setCustomCss(css);
+ }
+
+ _onApiClearAutoPlayTimer({id}) {
+ const popup = this._getPopup(id);
+ return popup.clearAutoPlayTimer();
+ }
+
+ _onApiSetContentScale({id, scale}) {
+ const popup = this._getPopup(id);
+ return popup.setContentScale(scale);
+ }
+
+ _onApiUpdateTheme({id}) {
+ const popup = this._getPopup(id);
+ return popup.updateTheme();
+ }
+
+ _onApiSetCustomOuterCss({id, css, useWebExtensionApi}) {
+ const popup = this._getPopup(id);
+ return popup.setCustomOuterCss(css, useWebExtensionApi);
+ }
+
+ async _onApiGetFrameSize({id}) {
+ const popup = this._getPopup(id);
+ return await popup.getFrameSize();
+ }
+
+ async _onApiSetFrameSize({id, width, height}) {
+ const popup = this._getPopup(id);
+ return await popup.setFrameSize(width, height);
+ }
+
+ // Private functions
+
+ _getPopup(id) {
+ const popup = this._popups.get(id);
+ if (typeof popup === 'undefined') {
+ throw new Error(`Invalid popup ID ${id}`);
+ }
+ return popup;
+ }
+
+ _convertJsonRectToDOMRect(popup, jsonRect) {
+ const [x, y] = this._convertPopupPointToRootPagePoint(popup, jsonRect.x, jsonRect.y);
+ return new DOMRect(x, y, jsonRect.width, jsonRect.height);
+ }
+
+ _convertPopupPointToRootPagePoint(popup, x, y) {
+ const parent = popup.parent;
+ if (parent !== null) {
+ const popupRect = parent.getFrameRect();
+ x += popupRect.x;
+ y += popupRect.y;
+ }
+ return [x, y];
+ }
+
+ _popupCanShow(popup) {
+ const parent = popup.parent;
+ return parent === null || parent.isVisibleSync();
+ }
+
+ async _revertPopupVisibilityOverrides(overrides) {
+ const promises = [];
+ for (const value of overrides) {
+ if (value === null) { continue; }
+ const {popup, token} = value;
+ const promise = popup.clearVisibleOverride(token)
+ .then(
+ (v) => v,
+ () => false
+ );
+ promises.push(promise);
+ }
+ return await Promise.all(promises);
+ }
+}