yomichan/ext/mixed/js/display.js

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2017-03-05 01:30:10 +00:00
/*
* Copyright (C) 2017-2021 Yomichan Authors
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*
* 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
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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/* global
* AnkiNoteBuilder
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* AudioSystem
* DisplayGenerator
* DisplayHistory
* DisplayNotification
* DocumentUtil
* FrameEndpoint
* Frontend
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* MediaLoader
* PopupFactory
* QueryParser
* TextScanner
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* WindowScroll
* api
* dynamicLoader
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*/
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class Display extends EventDispatcher {
constructor(pageType, japaneseUtil, documentFocusController) {
super();
this._pageType = pageType;
this._japaneseUtil = japaneseUtil;
this._documentFocusController = documentFocusController;
this._container = document.querySelector('#definitions');
this._definitions = [];
this._optionsContext = {depth: 0, url: window.location.href};
this._options = null;
this._index = 0;
this._audioPlaying = null;
this._audioFallback = null;
this._audioSystem = new AudioSystem({
getAudioInfo: this._getAudioInfo.bind(this)
});
this._styleNode = null;
this._eventListeners = new EventListenerCollection();
this._setContentToken = null;
this._autoPlayAudioTimer = null;
this._autoPlayAudioDelay = 400;
this._mediaLoader = new MediaLoader();
this._displayGenerator = new DisplayGenerator({
japaneseUtil,
mediaLoader: this._mediaLoader
});
this._hotkeys = new Map();
this._actions = new Map();
this._messageHandlers = new Map();
this._directMessageHandlers = new Map();
this._windowMessageHandlers = new Map();
this._history = new DisplayHistory({clearable: true, useBrowserHistory: false});
this._historyChangeIgnore = false;
this._historyHasChanged = false;
this._navigationHeader = document.querySelector('#navigation-header');
this._contentType = 'clear';
this._defaultTitle = document.title;
this._titleMaxLength = 1000;
this._query = '';
this._rawQuery = '';
this._fullQuery = '';
this._documentUtil = new DocumentUtil();
this._progressIndicator = document.querySelector('#progress-indicator');
this._progressIndicatorTimer = null;
this._progressIndicatorVisible = new DynamicProperty(false);
this._queryParserVisible = false;
this._queryParserVisibleOverride = null;
this._queryParserContainer = document.querySelector('#query-parser-container');
this._queryParser = new QueryParser({
getSearchContext: this._getSearchContext.bind(this),
documentUtil: this._documentUtil
});
this._mode = null;
this._ankiFieldTemplates = null;
this._ankiFieldTemplatesDefault = null;
this._ankiNoteBuilder = new AnkiNoteBuilder(true);
this._updateAdderButtonsPromise = Promise.resolve();
this._contentScrollElement = document.querySelector('#content-scroll');
this._contentScrollBodyElement = document.querySelector('#content-body');
this._windowScroll = new WindowScroll(this._contentScrollElement);
this._closeButton = document.querySelector('#close-button');
this._navigationPreviousButton = document.querySelector('#navigate-previous-button');
this._navigationNextButton = document.querySelector('#navigate-next-button');
this._frontend = null;
this._frontendSetupPromise = null;
this._depth = 0;
this._parentPopupId = null;
this._parentFrameId = null;
this._ownerFrameId = null;
this._childrenSupported = true;
this._frameEndpoint = (pageType === 'popup' ? new FrameEndpoint() : null);
this._browser = null;
this._copyTextarea = null;
this._definitionTextScanner = null;
this._frameResizeToken = null;
this._frameResizeHandle = document.querySelector('#frame-resizer-handle');
this._frameResizeStartSize = null;
this._frameResizeStartOffset = null;
this._frameResizeEventListeners = new EventListenerCollection();
this._tagNotification = null;
this._tagNotificationContainer = document.querySelector('#content-footer');
this.registerActions([
['close', () => { this.onEscape(); }],
['nextEntry', () => { this._focusEntry(this._index + 1, true); }],
['nextEntry3', () => { this._focusEntry(this._index + 3, true); }],
['previousEntry', () => { this._focusEntry(this._index - 1, true); }],
['previousEntry3', () => { this._focusEntry(this._index - 3, true); }],
['lastEntry', () => { this._focusEntry(this._definitions.length - 1, true); }],
['firstEntry', () => { this._focusEntry(0, true); }],
['historyBackward', () => { this._sourceTermView(); }],
['historyForward', () => { this._nextTermView(); }],
['addNoteKanji', () => { this._tryAddAnkiNoteForSelectedDefinition('kanji'); }],
['addNoteTermKanji', () => { this._tryAddAnkiNoteForSelectedDefinition('term-kanji'); }],
['addNoteTermKana', () => { this._tryAddAnkiNoteForSelectedDefinition('term-kana'); }],
['viewNote', () => { this._tryViewAnkiNoteForSelectedDefinition(); }],
['playAudio', () => { this._playAudioCurrent(); }],
['copyHostSelection', () => this._copyHostSelection()]
]);
this.registerHotkeys([
{key: 'Escape', modifiers: [], action: 'close'},
{key: 'PageUp', modifiers: ['alt'], action: 'previousEntry3'},
{key: 'PageDown', modifiers: ['alt'], action: 'nextEntry3'},
{key: 'End', modifiers: ['alt'], action: 'lastEntry'},
{key: 'Home', modifiers: ['alt'], action: 'firstEntry'},
{key: 'ArrowUp', modifiers: ['alt'], action: 'previousEntry'},
{key: 'ArrowDown', modifiers: ['alt'], action: 'nextEntry'},
{key: 'B', modifiers: ['alt'], action: 'historyBackward'},
{key: 'F', modifiers: ['alt'], action: 'historyForward'},
{key: 'K', modifiers: ['alt'], action: 'addNoteKanji'},
{key: 'E', modifiers: ['alt'], action: 'addNoteTermKanji'},
{key: 'R', modifiers: ['alt'], action: 'addNoteTermKana'},
{key: 'P', modifiers: ['alt'], action: 'playAudio'},
{key: 'V', modifiers: ['alt'], action: 'viewNote'},
{key: 'C', modifiers: ['ctrl'], action: 'copyHostSelection'}
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]);
this.registerMessageHandlers([
['setMode', {async: false, handler: this._onMessageSetMode.bind(this)}]
]);
this.registerDirectMessageHandlers([
['setOptionsContext', {async: false, handler: this._onMessageSetOptionsContext.bind(this)}],
['setContent', {async: false, handler: this._onMessageSetContent.bind(this)}],
['clearAutoPlayTimer', {async: false, handler: this._onMessageClearAutoPlayTimer.bind(this)}],
['setCustomCss', {async: false, handler: this._onMessageSetCustomCss.bind(this)}],
['setContentScale', {async: false, handler: this._onMessageSetContentScale.bind(this)}],
['configure', {async: true, handler: this._onMessageConfigure.bind(this)}]
]);
this.registerWindowMessageHandlers([
['extensionUnloaded', {async: false, handler: this._onMessageExtensionUnloaded.bind(this)}]
]);
}
get displayGenerator() {
return this._displayGenerator;
}
get autoPlayAudioDelay() {
return this._autoPlayAudioDelay;
}
set autoPlayAudioDelay(value) {
this._autoPlayAudioDelay = value;
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}
get queryParserVisible() {
return this._queryParserVisible;
}
set queryParserVisible(value) {
this._queryParserVisible = value;
this._updateQueryParser();
}
get mode() {
return this._mode;
}
get japaneseUtil() {
return this._japaneseUtil;
}
get depth() {
return this._depth;
}
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async prepare() {
// State setup
const {documentElement} = document;
this._updateMode();
const {browser} = await api.getEnvironmentInfo();
this._browser = browser;
// Prepare
await this._displayGenerator.prepare();
this._audioSystem.prepare();
this._queryParser.prepare();
this._history.prepare();
// Event setup
this._history.on('stateChanged', this._onStateChanged.bind(this));
this._queryParser.on('searched', this._onQueryParserSearch.bind(this));
this._progressIndicatorVisible.on('change', this._onProgressIndicatorVisibleChanged.bind(this));
yomichan.on('extensionUnloaded', this._onExtensionUnloaded.bind(this));
chrome.runtime.onMessage.addListener(this._onMessage.bind(this));
api.crossFrame.registerHandlers([
['popupMessage', {async: 'dynamic', handler: this._onDirectMessage.bind(this)}]
]);
window.addEventListener('message', this._onWindowMessage.bind(this), false);
if (this._pageType === 'popup' && documentElement !== null) {
documentElement.addEventListener('mouseup', this._onDocumentElementMouseUp.bind(this), false);
documentElement.addEventListener('click', this._onDocumentElementClick.bind(this), false);
documentElement.addEventListener('auxclick', this._onDocumentElementClick.bind(this), false);
}
document.addEventListener('keydown', this.onKeyDown.bind(this), false);
document.addEventListener('wheel', this._onWheel.bind(this), {passive: false});
if (this._closeButton !== null) {
this._closeButton.addEventListener('click', this._onCloseButtonClick.bind(this), false);
}
if (this._navigationPreviousButton !== null) {
this._navigationPreviousButton.addEventListener('click', this._onSourceTermView.bind(this), false);
}
if (this._navigationNextButton !== null) {
this._navigationNextButton.addEventListener('click', this._onNextTermView.bind(this), false);
}
if (this._frameResizeHandle !== null) {
this._frameResizeHandle.addEventListener('mousedown', this._onFrameResizerMouseDown.bind(this), false);
}
}
initializeState() {
this._onStateChanged();
if (this._frameEndpoint !== null) {
this._frameEndpoint.signal();
}
}
setHistorySettings({clearable, useBrowserHistory}) {
if (typeof clearable !== 'undefined') {
this._history.clearable = clearable;
}
if (typeof useBrowserHistory !== 'undefined') {
this._history.useBrowserHistory = useBrowserHistory;
}
}
onError(error) {
if (yomichan.isExtensionUnloaded) { return; }
yomichan.logError(error);
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}
onEscape() {
if (this._pageType === 'popup') {
this.close();
}
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}
onKeyDown(e) {
const key = DocumentUtil.getKeyFromEvent(e);
const handlers = this._hotkeys.get(key);
if (typeof handlers === 'undefined') { return false; }
const eventModifiers = DocumentUtil.getActiveModifiers(e);
for (const {modifiers, action} of handlers) {
if (!this._areSame(modifiers, eventModifiers)) { continue; }
const actionHandler = this._actions.get(action);
if (typeof actionHandler === 'undefined') { continue; }
const result = actionHandler(e);
if (result !== false) {
e.preventDefault();
return true;
}
}
return false;
}
getOptions() {
return this._options;
}
getOptionsContext() {
return this._optionsContext;
}
async setOptionsContext(optionsContext) {
this._optionsContext = optionsContext;
await this.updateOptions();
}
async updateOptions() {
const options = await api.optionsGet(this.getOptionsContext());
const templates = await this._getAnkiFieldTemplates(options);
const {scanning: scanningOptions, sentenceParsing: sentenceParsingOptions} = options;
this._options = options;
this._ankiFieldTemplates = templates;
this._updateDocumentOptions(options);
this._updateTheme(options.general.popupTheme);
this.setCustomCss(options.general.customPopupCss);
this._queryParser.setOptions({
selectedParser: options.parsing.selectedParser,
termSpacing: options.parsing.termSpacing,
scanning: {
inputs: scanningOptions.inputs,
deepContentScan: scanningOptions.deepDomScan,
selectText: scanningOptions.selectText,
delay: scanningOptions.delay,
touchInputEnabled: scanningOptions.touchInputEnabled,
pointerEventsEnabled: scanningOptions.pointerEventsEnabled,
scanLength: scanningOptions.length,
layoutAwareScan: scanningOptions.layoutAwareScan,
preventMiddleMouse: scanningOptions.preventMiddleMouse.onSearchQuery,
sentenceParsingOptions
}
});
this._updateNestedFrontend(options);
this._updateDefinitionTextScanner(options);
}
autoPlayAudio() {
this.clearAutoPlayTimer();
if (this._definitions.length === 0) { return; }
const callback = () => this._playAudio(0, 0);
if (this._autoPlayAudioDelay > 0) {
this._autoPlayAudioTimer = setTimeout(callback, this._autoPlayAudioDelay);
} else {
callback();
}
}
clearAutoPlayTimer() {
if (this._autoPlayAudioTimer !== null) {
clearTimeout(this._autoPlayAudioTimer);
this._autoPlayAudioTimer = null;
}
}
setContent(details) {
const {focus, history, params, state, content} = details;
if (focus) {
window.focus();
}
const urlSearchParams = new URLSearchParams();
for (const [key, value] of Object.entries(params)) {
urlSearchParams.append(key, value);
}
const url = `${location.protocol}//${location.host}${location.pathname}?${urlSearchParams.toString()}`;
if (history && this._historyHasChanged) {
this._updateHistoryState();
this._history.pushState(state, content, url);
} else {
this._history.clear();
this._history.replaceState(state, content, url);
}
}
setCustomCss(css) {
if (this._styleNode === null) {
if (css.length === 0) { return; }
this._styleNode = document.createElement('style');
}
this._styleNode.textContent = css;
const parent = document.head;
if (this._styleNode.parentNode !== parent) {
parent.appendChild(this._styleNode);
}
}
registerActions(actions) {
for (const [name, handler] of actions) {
this._actions.set(name, handler);
}
}
registerHotkeys(hotkeys) {
for (const {key, modifiers, action} of hotkeys) {
let handlers = this._hotkeys.get(key);
if (typeof handlers === 'undefined') {
handlers = [];
this._hotkeys.set(key, handlers);
}
handlers.push({modifiers: new Set(modifiers), action});
}
}
registerMessageHandlers(handlers) {
for (const [name, handlerInfo] of handlers) {
this._messageHandlers.set(name, handlerInfo);
}
}
registerDirectMessageHandlers(handlers) {
for (const [name, handlerInfo] of handlers) {
this._directMessageHandlers.set(name, handlerInfo);
}
}
registerWindowMessageHandlers(handlers) {
for (const [name, handlerInfo] of handlers) {
this._windowMessageHandlers.set(name, handlerInfo);
}
}
authenticateMessageData(data) {
if (this._frameEndpoint === null) {
return data;
}
if (!this._frameEndpoint.authenticate(data)) {
throw new Error('Invalid authentication');
}
return data.data;
}
postProcessQuery(query) {
return query;
}
close() {
if (this._pageType === 'popup') {
this._invokeOwner('closePopup');
}
}
blurElement(element) {
this._documentFocusController.blurElement(element);
}
searchLast() {
const type = this._contentType;
if (type === 'clear') { return; }
const query = this._rawQuery;
const state = (
this._historyHasState() ?
clone(this._history.state) :
{
focusEntry: 0,
optionsContext: this._optionsContext,
url: window.location.href,
sentence: {text: query, offset: 0},
documentTitle: document.title
}
);
const details = {
focus: false,
history: false,
params: this._createSearchParams(type, query, false),
state,
content: {
definitions: null
}
};
this.setContent(details);
}
// Message handlers
_onMessage({action, params}, sender, callback) {
const messageHandler = this._messageHandlers.get(action);
if (typeof messageHandler === 'undefined') { return false; }
return yomichan.invokeMessageHandler(messageHandler, params, callback, sender);
}
_onDirectMessage(data) {
data = this.authenticateMessageData(data);
const {action, params} = data;
const handlerInfo = this._directMessageHandlers.get(action);
if (typeof handlerInfo === 'undefined') {
throw new Error(`Invalid action: ${action}`);
}
const {async, handler} = handlerInfo;
const result = handler(params);
return {async, result};
}
_onWindowMessage({data}) {
try {
data = this.authenticateMessageData(data);
} catch (e) {
return;
}
const {action, params} = data;
const messageHandler = this._windowMessageHandlers.get(action);
if (typeof messageHandler === 'undefined') { return; }
const callback = () => {}; // NOP
yomichan.invokeMessageHandler(messageHandler, params, callback);
}
_onMessageSetMode({mode}) {
this._setMode(mode, true);
}
_onMessageSetOptionsContext({optionsContext}) {
this.setOptionsContext(optionsContext);
this.searchLast();
}
_onMessageSetContent({details}) {
this.setContent(details);
}
_onMessageClearAutoPlayTimer() {
this.clearAutoPlayTimer();
}
_onMessageSetCustomCss({css}) {
this.setCustomCss(css);
}
_onMessageSetContentScale({scale}) {
this._setContentScale(scale);
}
async _onMessageConfigure({depth, parentPopupId, parentFrameId, ownerFrameId, childrenSupported, scale, optionsContext}) {
this._depth = depth;
this._parentPopupId = parentPopupId;
this._parentFrameId = parentFrameId;
this._ownerFrameId = ownerFrameId;
this._childrenSupported = childrenSupported;
this._setContentScale(scale);
await this.setOptionsContext(optionsContext);
}
_onMessageExtensionUnloaded() {
if (yomichan.isExtensionUnloaded) { return; }
yomichan.triggerExtensionUnloaded();
}
// Private
async _onStateChanged() {
if (this._historyChangeIgnore) { return; }
const token = {}; // Unique identifier token
this._setContentToken = token;
try {
// Clear
this._closePopups();
this._eventListeners.removeAllEventListeners();
this._mediaLoader.unloadAll();
this._hideTagNotification(false);
// Prepare
const urlSearchParams = new URLSearchParams(location.search);
let type = urlSearchParams.get('type');
if (type === null) { type = 'terms'; }
const fullVisible = urlSearchParams.get('full-visible');
this._queryParserVisibleOverride = (fullVisible === null ? null : (fullVisible !== 'false'));
this._updateQueryParser();
let clear = true;
this._historyHasChanged = true;
this._contentType = type;
this._query = '';
this._rawQuery = '';
const eventArgs = {type, urlSearchParams, token};
// Set content
switch (type) {
case 'terms':
case 'kanji':
{
let query = urlSearchParams.get('query');
if (!query) { break; }
this._query = query;
clear = false;
const isTerms = (type === 'terms');
query = this.postProcessQuery(query);
this._rawQuery = query;
let queryFull = urlSearchParams.get('full');
queryFull = (queryFull !== null ? this.postProcessQuery(queryFull) : query);
const wildcardsEnabled = (urlSearchParams.get('wildcards') !== 'off');
await this._setContentTermsOrKanji(token, isTerms, query, queryFull, wildcardsEnabled, eventArgs);
}
break;
case 'unloaded':
{
clear = false;
const {content} = this._history;
eventArgs.content = content;
this.trigger('contentUpdating', eventArgs);
this._setContentExtensionUnloaded();
}
break;
}
// Clear
if (clear) {
type = 'clear';
this._contentType = type;
const {content} = this._history;
eventArgs.type = type;
eventArgs.content = content;
this.trigger('contentUpdating', eventArgs);
this._clearContent();
}
const stale = (this._setContentToken !== token);
eventArgs.stale = stale;
this.trigger('contentUpdated', eventArgs);
} catch (e) {
this.onError(e);
}
}
_onQueryParserSearch({type, definitions, sentence, inputInfo: {cause}, textSource, optionsContext}) {
const query = textSource.text();
const historyState = this._history.state;
const history = (
cause === 'click' ||
!isObject(historyState) ||
historyState.cause !== 'queryParser'
);
const details = {
focus: false,
history,
params: this._createSearchParams(type, query, false),
state: {
sentence,
optionsContext,
cause: 'queryParser'
},
content: {
definitions
}
};
this.setContent(details);
}
_onExtensionUnloaded() {
const type = 'unloaded';
if (this._contentType === type) { return; }
const details = {
focus: false,
history: false,
params: {type},
state: {},
content: {}
};
this.setContent(details);
}
_onCloseButtonClick(e) {
e.preventDefault();
this.close();
}
_onSourceTermView(e) {
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e.preventDefault();
this._sourceTermView();
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}
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_onNextTermView(e) {
e.preventDefault();
this._nextTermView();
}
_onProgressIndicatorVisibleChanged({value}) {
if (this._progressIndicatorTimer !== null) {
clearTimeout(this._progressIndicatorTimer);
this._progressIndicatorTimer = null;
}
if (value) {
this._progressIndicator.hidden = false;
getComputedStyle(this._progressIndicator).getPropertyValue('display'); // Force update of CSS display property, allowing animation
this._progressIndicator.dataset.active = 'true';
} else {
this._progressIndicator.dataset.active = 'false';
this._progressIndicatorTimer = setTimeout(() => {
this._progressIndicator.hidden = true;
this._progressIndicatorTimer = null;
}, 250);
}
}
async _onKanjiLookup(e) {
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try {
e.preventDefault();
if (!this._historyHasState()) { return; }
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let {state: {sentence, url, documentTitle}} = this._history;
if (typeof url !== 'string') { url = window.location.href; }
if (typeof documentTitle !== 'string') { documentTitle = document.title; }
const optionsContext = this.getOptionsContext();
const query = e.currentTarget.textContent;
const definitions = await api.kanjiFind(query, optionsContext);
const details = {
focus: false,
history: true,
params: this._createSearchParams('kanji', query, false),
state: {
focusEntry: 0,
optionsContext,
url,
sentence,
documentTitle
},
content: {
definitions
}
};
this.setContent(details);
} catch (error) {
this.onError(error);
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}
}
_onAudioPlay(e) {
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e.preventDefault();
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const link = e.currentTarget;
const definitionIndex = this._getClosestDefinitionIndex(link);
if (definitionIndex < 0) { return; }
const expressionIndex = Math.max(0, this._getClosestExpressionIndex(link));
this._playAudio(definitionIndex, expressionIndex);
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}
_onNoteAdd(e) {
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e.preventDefault();
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const link = e.currentTarget;
const index = this._getClosestDefinitionIndex(link);
this._addAnkiNote(index, link.dataset.mode);
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}
_onNoteView(e) {
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e.preventDefault();
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const link = e.currentTarget;
api.noteView(link.dataset.noteId);
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}
_onWheel(e) {
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if (e.altKey) {
if (e.deltaY !== 0) {
this._focusEntry(this._index + (e.deltaY > 0 ? 1 : -1), true);
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e.preventDefault();
}
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} else if (e.shiftKey) {
this._onHistoryWheel(e);
}
}
_onHistoryWheel(e) {
if (e.altKey) { return; }
const delta = -e.deltaX || e.deltaY;
if (delta > 0) {
this._sourceTermView();
e.preventDefault();
e.stopPropagation();
} else if (delta < 0) {
this._nextTermView();
e.preventDefault();
e.stopPropagation();
}
}
_onDebugLogClick(e) {
const link = e.currentTarget;
const index = this._getClosestDefinitionIndex(link);
if (index < 0 || index >= this._definitions.length) { return; }
const definition = this._definitions[index];
console.log(definition);
}
_onDocumentElementMouseUp(e) {
switch (e.button) {
case 3: // Back
if (this._history.hasPrevious()) {
e.preventDefault();
}
break;
case 4: // Forward
if (this._history.hasNext()) {
e.preventDefault();
}
break;
}
}
_onDocumentElementClick(e) {
switch (e.button) {
case 3: // Back
if (this._history.hasPrevious()) {
e.preventDefault();
this._history.back();
}
break;
case 4: // Forward
if (this._history.hasNext()) {
e.preventDefault();
this._history.forward();
}
break;
}
}
_onEntryClick(e) {
if (e.button !== 0) { return; }
const node = e.currentTarget;
const index = parseInt(node.dataset.index, 10);
if (!Number.isFinite(index)) { return; }
this._entrySetCurrent(index);
}
_onTagClick(e) {
this._showTagNotification(e.currentTarget);
}
_showTagNotification(tagNode) {
if (this._tagNotification === null) {
const node = this._displayGenerator.createEmptyFooterNotification();
node.classList.add('click-scannable');
this._tagNotification = new DisplayNotification(this._tagNotificationContainer, node);
}
const content = this._displayGenerator.createTagFooterNotificationDetails(tagNode);
this._tagNotification.setContent(content);
this._tagNotification.open();
}
_hideTagNotification(animate) {
if (this._tagNotification === null) { return; }
this._tagNotification.close(animate);
}
_updateDocumentOptions(options) {
const data = document.documentElement.dataset;
data.ankiEnabled = `${options.anki.enable}`;
data.audioEnabled = `${options.audio.enabled && options.audio.sources.length > 0}`;
data.glossaryLayoutMode = `${options.general.glossaryLayoutMode}`;
data.compactTags = `${options.general.compactTags}`;
data.enableSearchTags = `${options.scanning.enableSearchTags}`;
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data.showPitchAccentDownstepNotation = `${options.general.showPitchAccentDownstepNotation}`;
data.showPitchAccentPositionNotation = `${options.general.showPitchAccentPositionNotation}`;
data.showPitchAccentGraph = `${options.general.showPitchAccentGraph}`;
data.debug = `${options.general.debugInfo}`;
data.popupDisplayMode = `${options.general.popupDisplayMode}`;
data.popupCurrentIndicatorMode = `${options.general.popupCurrentIndicatorMode}`;
data.popupActionBarVisibility = `${options.general.popupActionBarVisibility}`;
data.popupActionBarLocation = `${options.general.popupActionBarLocation}`;
}
_updateTheme(themeName) {
document.documentElement.dataset.theme = themeName;
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}
async _findDefinitions(isTerms, source, wildcardsEnabled, optionsContext) {
if (isTerms) {
const findDetails = {};
if (wildcardsEnabled) {
const match = /^([*\uff0a]*)([\w\W]*?)([*\uff0a]*)$/.exec(source);
if (match !== null) {
if (match[1]) {
findDetails.wildcard = 'prefix';
} else if (match[3]) {
findDetails.wildcard = 'suffix';
}
source = match[2];
}
}
const {definitions} = await api.termsFind(source, findDetails, optionsContext);
return definitions;
} else {
const definitions = await api.kanjiFind(source, optionsContext);
return definitions;
}
}
async _setContentTermsOrKanji(token, isTerms, query, queryFull, wildcardsEnabled, eventArgs) {
let {state, content} = this._history;
let changeHistory = false;
if (!isObject(content)) {
content = {};
changeHistory = true;
}
if (!isObject(state)) {
state = {};
changeHistory = true;
}
let {
focusEntry=null,
scrollX=null,
scrollY=null,
optionsContext=null
} = state;
if (typeof focusEntry !== 'number') { focusEntry = 0; }
if (!(typeof optionsContext === 'object' && optionsContext !== null)) {
optionsContext = this.getOptionsContext();
state.optionsContext = optionsContext;
changeHistory = true;
}
this._setFullQuery(queryFull);
this._setTitleText(query);
let {definitions} = content;
if (!Array.isArray(definitions)) {
definitions = await this._findDefinitions(isTerms, query, wildcardsEnabled, optionsContext);
if (this._setContentToken !== token) { return; }
content.definitions = definitions;
changeHistory = true;
}
await this._setOptionsContextIfDifferent(optionsContext);
if (this._setContentToken !== token) { return; }
if (this._options === null) {
await this.updateOptions();
if (this._setContentToken !== token) { return; }
}
if (changeHistory) {
this._replaceHistoryStateNoNavigate(state, content);
}
eventArgs.source = query;
eventArgs.content = content;
this.trigger('contentUpdating', eventArgs);
this._definitions = definitions;
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this._updateNavigation(this._history.hasPrevious(), this._history.hasNext());
this._setNoContentVisible(definitions.length === 0);
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const container = this._container;
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container.textContent = '';
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for (let i = 0, ii = definitions.length; i < ii; ++i) {
if (i > 0) {
await promiseTimeout(1);
if (this._setContentToken !== token) { return; }
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}
const definition = definitions[i];
const entry = (
isTerms ?
this._displayGenerator.createTermEntry(definition) :
this._displayGenerator.createKanjiEntry(definition)
);
entry.dataset.index = `${i}`;
this._addEntryEventListeners(entry);
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container.appendChild(entry);
if (focusEntry === i) {
this._focusEntry(i, false);
}
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}
if (typeof scrollX === 'number' || typeof scrollY === 'number') {
let {x, y} = this._windowScroll;
if (typeof scrollX === 'number') { x = scrollX; }
if (typeof scrollY === 'number') { y = scrollY; }
this._windowScroll.stop();
this._windowScroll.to(x, y);
}
if (
isTerms &&
this._options.audio.enabled &&
this._options.audio.autoPlay
) {
this.autoPlayAudio();
}
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this._updateAdderButtons(token, isTerms, definitions);
}
_setContentExtensionUnloaded() {
const errorExtensionUnloaded = document.querySelector('#error-extension-unloaded');
if (this._container !== null) {
this._container.hidden = true;
}
if (errorExtensionUnloaded !== null) {
errorExtensionUnloaded.hidden = false;
}
this._updateNavigation(false, false);
this._setNoContentVisible(false);
this._setTitleText('');
this._setFullQuery('');
}
_clearContent() {
this._container.textContent = '';
this._setTitleText('');
this._setFullQuery('');
}
_setNoContentVisible(visible) {
const noResults = document.querySelector('#no-results');
if (noResults !== null) {
noResults.hidden = !visible;
}
}
_setFullQuery(text) {
this._fullQuery = text;
this._updateQueryParser();
}
_updateQueryParser() {
const text = this._fullQuery;
const visible = this._isQueryParserVisible();
this._queryParserContainer.hidden = !visible || text.length === 0;
if (visible && this._queryParser.text !== text) {
this._setQueryParserText(text);
}
}
async _setQueryParserText(text) {
const overrideToken = this._progressIndicatorVisible.setOverride(true);
try {
await this._queryParser.setText(text);
} finally {
this._progressIndicatorVisible.clearOverride(overrideToken);
}
}
_setTitleText(text) {
let title = this._defaultTitle;
if (text.length > 0) {
// Chrome limits title to 1024 characters
const ellipsis = '...';
const separator = ' - ';
const maxLength = this._titleMaxLength - title.length - separator.length;
if (text.length > maxLength) {
text = `${text.substring(0, Math.max(0, maxLength - ellipsis.length))}${ellipsis}`;
}
title = `${text}${separator}${title}`;
}
document.title = title;
}
_updateNavigation(previous, next) {
const {documentElement} = document;
if (documentElement !== null) {
documentElement.dataset.hasNavigationPrevious = `${previous}`;
documentElement.dataset.hasNavigationNext = `${next}`;
}
if (this._navigationPreviousButton !== null) {
this._navigationPreviousButton.disabled = !previous;
}
if (this._navigationNextButton !== null) {
this._navigationNextButton.disabled = !next;
}
}
async _updateAdderButtons(token, isTerms, definitions) {
await this._updateAdderButtonsPromise;
if (this._setContentToken !== token) { return; }
const {promise, resolve} = deferPromise();
try {
this._updateAdderButtonsPromise = promise;
const modes = isTerms ? ['term-kanji', 'term-kana'] : ['kanji'];
let states;
try {
if (this._options.anki.checkForDuplicates) {
const noteContext = this._getNoteContext();
states = await this._areDefinitionsAddable(definitions, modes, noteContext);
} else {
if (!await api.isAnkiConnected()) {
throw new Error('Anki not connected');
}
states = this._areDefinitionsAddableForcedValue(definitions, modes, true);
}
} catch (e) {
return;
}
if (this._setContentToken !== token) { return; }
this._updateAdderButtons2(states, modes);
} finally {
resolve();
}
}
_updateAdderButtons2(states, modes) {
for (let i = 0, ii = states.length; i < ii; ++i) {
const infos = states[i];
let noteId = null;
for (let j = 0, jj = infos.length; j < jj; ++j) {
const {canAdd, noteIds} = infos[j];
const mode = modes[j];
const button = this._adderButtonFind(i, mode);
if (button === null) {
continue;
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}
if (Array.isArray(noteIds) && noteIds.length > 0) {
noteId = noteIds[0];
}
button.disabled = !canAdd;
button.hidden = false;
}
if (noteId !== null) {
this._viewerButtonShow(i, noteId);
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}
}
}
_entrySetCurrent(index) {
const entryPre = this._getEntry(this._index);
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if (entryPre !== null) {
entryPre.classList.remove('entry-current');
}
const entry = this._getEntry(index);
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if (entry !== null) {
entry.classList.add('entry-current');
}
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this._index = index;
return entry;
}
_focusEntry(index, smooth) {
index = Math.max(Math.min(index, this._definitions.length - 1), 0);
const entry = this._entrySetCurrent(index);
let target = index === 0 || entry === null ? 0 : this._getElementTop(entry);
if (this._navigationHeader !== null) {
target -= this._navigationHeader.getBoundingClientRect().height;
}
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this._windowScroll.stop();
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if (smooth) {
this._windowScroll.animate(this._windowScroll.x, target, 200);
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} else {
this._windowScroll.toY(target);
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}
}
_sourceTermView() {
this._relativeTermView(false);
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}
_nextTermView() {
this._relativeTermView(true);
}
_relativeTermView(next) {
if (next) {
return this._history.hasNext() && this._history.forward();
} else {
return this._history.hasPrevious() && this._history.back();
}
}
_tryAddAnkiNoteForSelectedDefinition(mode) {
this._addAnkiNote(this._index, mode);
}
_tryViewAnkiNoteForSelectedDefinition() {
const button = this._viewerButtonFind(this._index);
if (button !== null && !button.disabled) {
api.noteView(button.dataset.noteId);
}
}
async _addAnkiNote(definitionIndex, mode) {
if (definitionIndex < 0 || definitionIndex >= this._definitions.length) { return false; }
const definition = this._definitions[definitionIndex];
const button = this._adderButtonFind(definitionIndex, mode);
if (button === null || button.disabled) { return false; }
const overrideToken = this._progressIndicatorVisible.setOverride(true);
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try {
const noteContext = this._getNoteContext();
const note = await this._createNote(definition, mode, noteContext, true);
const noteId = await api.addAnkiNote(note);
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if (noteId) {
button.disabled = true;
this._viewerButtonShow(definitionIndex, noteId);
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} else {
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throw new Error('Note could not be added');
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}
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} catch (e) {
this.onError(e);
return false;
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} finally {
this._progressIndicatorVisible.clearOverride(overrideToken);
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}
return true;
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}
async _playAudio(definitionIndex, expressionIndex) {
if (definitionIndex < 0 || definitionIndex >= this._definitions.length) { return; }
const definition = this._definitions[definitionIndex];
if (definition.type === 'kanji') { return; }
const {expressions} = definition;
if (expressionIndex < 0 || expressionIndex >= expressions.length) { return; }
const {expression, reading} = expressions[expressionIndex];
const overrideToken = this._progressIndicatorVisible.setOverride(true);
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try {
this._stopPlayingAudio();
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let audio, info;
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try {
const {sources, textToSpeechVoice, customSourceUrl} = this._options.audio;
let index;
({audio, index} = await this._audioSystem.createDefinitionAudio(sources, expression, reading, {textToSpeechVoice, customSourceUrl}));
info = `From source ${1 + index}: ${sources[index]}`;
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} catch (e) {
if (this._audioFallback === null) {
this._audioFallback = new Audio('/mixed/mp3/button.mp3');
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}
audio = this._audioFallback;
info = 'Could not find audio';
}
const button = this._audioButtonFindImage(definitionIndex, expressionIndex);
if (button !== null) {
let titleDefault = button.dataset.titleDefault;
if (!titleDefault) {
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titleDefault = button.title || '';
button.dataset.titleDefault = titleDefault;
}
button.title = `${titleDefault}\n${info}`;
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}
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this._stopPlayingAudio();
const volume = Math.max(0.0, Math.min(1.0, this._options.audio.volume / 100.0));
this._audioPlaying = audio;
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audio.currentTime = 0;
audio.volume = Number.isFinite(volume) ? volume : 1.0;
const playPromise = audio.play();
if (typeof playPromise !== 'undefined') {
try {
await playPromise;
} catch (e2) {
// NOP
}
}
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} catch (e) {
this.onError(e);
} finally {
this._progressIndicatorVisible.clearOverride(overrideToken);
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}
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}
async _playAudioCurrent() {
return await this._playAudio(this._index, 0);
}
_stopPlayingAudio() {
if (this._audioPlaying !== null) {
this._audioPlaying.pause();
this._audioPlaying = null;
}
}
_getEntry(index) {
const entries = this._container.querySelectorAll('.entry');
return index >= 0 && index < entries.length ? entries[index] : null;
}
_getValidSentenceData(sentence) {
let {text, offset} = (isObject(sentence) ? sentence : {});
if (typeof text !== 'string') { text = ''; }
if (typeof offset !== 'number') { offset = 0; }
return {text, offset};
}
_getClosestDefinitionIndex(element) {
return this._getClosestIndex(element, '.entry');
}
_getClosestExpressionIndex(element) {
return this._getClosestIndex(element, '.term-expression');
}
_getClosestIndex(element, selector) {
const node = element.closest(selector);
if (node === null) { return -1; }
const index = parseInt(node.dataset.index, 10);
return Number.isFinite(index) ? index : -1;
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}
_adderButtonFind(index, mode) {
const entry = this._getEntry(index);
return entry !== null ? entry.querySelector(`.action-add-note[data-mode="${mode}"]`) : null;
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}
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_viewerButtonFind(index) {
const entry = this._getEntry(index);
return entry !== null ? entry.querySelector('.action-view-note') : null;
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}
_viewerButtonShow(index, noteId) {
const viewerButton = this._viewerButtonFind(index);
if (viewerButton === null) {
return;
}
viewerButton.disabled = false;
viewerButton.hidden = false;
viewerButton.dataset.noteId = noteId;
}
_audioButtonFindImage(index, expressionIndex) {
const entry = this._getEntry(index);
if (entry === null) { return null; }
const container = (
expressionIndex >= 0 ?
entry.querySelector(`.term-expression:nth-of-type(${expressionIndex + 1})`) :
entry
);
return container !== null ? container.querySelector('.action-play-audio>img') : null;
}
_getElementTop(element) {
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const elementRect = element.getBoundingClientRect();
const documentRect = this._contentScrollBodyElement.getBoundingClientRect();
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return elementRect.top - documentRect.top;
}
_getNoteContext() {
const {state} = this._history;
let {documentTitle, url, sentence} = (isObject(state) ? state : {});
if (typeof documentTitle !== 'string') {
documentTitle = '';
}
if (typeof url !== 'string') {
url = window.location.href;
}
sentence = this._getValidSentenceData(sentence);
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return {
url,
sentence,
documentTitle
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};
}
_historyHasState() {
return isObject(this._history.state);
}
_updateHistoryState() {
const {state, content} = this._history;
if (!isObject(state)) { return; }
state.focusEntry = this._index;
state.scrollX = this._windowScroll.x;
state.scrollY = this._windowScroll.y;
this._replaceHistoryStateNoNavigate(state, content);
}
_replaceHistoryStateNoNavigate(state, content) {
const historyChangeIgnorePre = this._historyChangeIgnore;
try {
this._historyChangeIgnore = true;
this._history.replaceState(state, content);
} finally {
this._historyChangeIgnore = historyChangeIgnorePre;
}
}
_createSearchParams(type, query, wildcards) {
const params = {};
if (query.length < this._fullQuery.length) {
params.full = this._fullQuery;
}
params.query = query;
if (typeof type === 'string') {
params.type = type;
}
if (!wildcards) {
params.wildcards = 'off';
}
if (this._queryParserVisibleOverride !== null) {
params['full-visible'] = `${this._queryParserVisibleOverride}`;
}
return params;
}
_isQueryParserVisible() {
return (
this._queryParserVisibleOverride !== null ?
this._queryParserVisibleOverride :
this._queryParserVisible
);
}
_closePopups() {
yomichan.trigger('closePopups');
}
_updateMode() {
let mode = null;
try {
mode = sessionStorage.getItem('mode');
} catch (e) {
// Browsers can throw a SecurityError when cookie blocking is enabled.
}
this._setMode(mode, false);
}
_setMode(mode, save) {
if (mode === this._mode) { return; }
if (save) {
try {
if (mode === null) {
sessionStorage.removeItem('mode');
} else {
sessionStorage.setItem('mode', mode);
}
} catch (e) {
// Browsers can throw a SecurityError when cookie blocking is enabled.
}
}
this._mode = mode;
this.trigger('modeChange', {mode});
}
async _getAnkiFieldTemplates(options) {
let templates = options.anki.fieldTemplates;
if (typeof templates === 'string') { return templates; }
templates = this._ankiFieldTemplatesDefault;
if (typeof templates === 'string') { return templates; }
templates = await api.getDefaultAnkiFieldTemplates();
this._ankiFieldTemplatesDefault = templates;
return templates;
}
async _areDefinitionsAddable(definitions, modes, context) {
const modeCount = modes.length;
const notePromises = [];
for (const definition of definitions) {
for (const mode of modes) {
const notePromise = this._createNote(definition, mode, context, false);
notePromises.push(notePromise);
}
}
const notes = await Promise.all(notePromises);
const infos = await api.getAnkiNoteInfo(notes);
const results = [];
for (let i = 0, ii = infos.length; i < ii; i += modeCount) {
results.push(infos.slice(i, i + modeCount));
}
return results;
}
_areDefinitionsAddableForcedValue(definitions, modes, canAdd) {
const results = [];
const definitionCount = definitions.length;
const modeCount = modes.length;
for (let i = 0; i < definitionCount; ++i) {
const modeArray = [];
for (let j = 0; j < modeCount; ++j) {
modeArray.push({canAdd, noteIds: null});
}
results.push(modeArray);
}
return results;
}
async _createNote(definition, mode, context, injectMedia) {
const options = this._options;
const templates = this._ankiFieldTemplates;
const {
general: {resultOutputMode, glossaryLayoutMode, compactTags},
anki: ankiOptions
} = options;
const {tags, checkForDuplicates, duplicateScope} = ankiOptions;
const modeOptions = (mode === 'kanji') ? ankiOptions.kanji : ankiOptions.terms;
const {deck: deckName, model: modelName} = modeOptions;
const fields = Object.entries(modeOptions.fields);
const injectedMedia = (injectMedia ? await this._injectAnkiNoteMedia(definition, mode, options, fields) : null);
return await this._ankiNoteBuilder.createNote({
definition,
mode,
context,
templates,
deckName,
modelName,
fields,
tags,
checkForDuplicates,
duplicateScope,
resultOutputMode,
glossaryLayoutMode,
compactTags,
injectedMedia
});
}
async _injectAnkiNoteMedia(definition, mode, options, fields) {
const {
anki: {screenshot: {format, quality}},
audio: {sources, customSourceUrl}
} = options;
const timestamp = Date.now();
const ownerFrameId = this._ownerFrameId;
const definitionDetails = this._getDefinitionDetailsForNote(definition);
const audioDetails = (mode !== 'kanji' && this._ankiNoteBuilder.containsMarker(fields, 'audio') ? {sources, customSourceUrl} : null);
const screenshotDetails = (this._ankiNoteBuilder.containsMarker(fields, 'screenshot') ? {ownerFrameId, format, quality} : null);
const clipboardDetails = {
image: this._ankiNoteBuilder.containsMarker(fields, 'clipboard-image'),
text: this._ankiNoteBuilder.containsMarker(fields, 'clipboard-text')
};
return await api.injectAnkiNoteMedia(
timestamp,
definitionDetails,
audioDetails,
screenshotDetails,
clipboardDetails
);
}
_getDefinitionDetailsForNote(definition) {
const {type} = definition;
if (type === 'kanji') {
const {character} = definition;
return {type, character};
}
const termDetailsList = definition.expressions;
let bestIndex = -1;
for (let i = 0, ii = termDetailsList.length; i < ii; ++i) {
const {sourceTerm, expression, reading} = termDetailsList[i];
if (expression === sourceTerm) {
bestIndex = i;
break;
} else if (reading === sourceTerm && bestIndex < 0) {
bestIndex = i;
}
}
const {expression, reading} = termDetailsList[Math.max(0, bestIndex)];
return {type, expression, reading};
}
async _getAudioInfo(source, expression, reading, details) {
return await api.getDefinitionAudioInfo(source, expression, reading, details);
}
_areSame(set, array) {
if (set.size !== array.length) { return false; }
for (const value of array) {
if (!set.has(value)) {
return false;
}
}
return true;
}
async _setOptionsContextIfDifferent(optionsContext) {
if (deepEqual(this._optionsContext, optionsContext)) { return; }
await this.setOptionsContext(optionsContext);
}
_setContentScale(scale) {
const body = document.body;
if (body === null) { return; }
body.style.fontSize = `${scale}em`;
}
async _updateNestedFrontend(options) {
const isSearchPage = (this._pageType === 'search');
const isEnabled = this._childrenSupported && (
(isSearchPage) ?
(options.scanning.enableOnSearchPage) :
(this._depth < options.scanning.popupNestingMaxDepth)
);
if (this._frontend === null) {
if (!isEnabled) { return; }
try {
if (this._frontendSetupPromise === null) {
this._frontendSetupPromise = this._setupNestedFrontend();
}
await this._frontendSetupPromise;
} catch (e) {
yomichan.logError(e);
return;
} finally {
this._frontendSetupPromise = null;
}
}
this._frontend.setDisabledOverride(!isEnabled);
}
async _setupNestedFrontend() {
const setupNestedPopupsOptions = {
useProxyPopup: this._parentFrameId !== null,
parentPopupId: this._parentPopupId,
parentFrameId: this._parentFrameId
};
const {frameId} = await api.frameInformationGet();
await dynamicLoader.loadScripts([
'/mixed/js/text-scanner.js',
'/mixed/js/frame-client.js',
'/fg/js/popup.js',
'/fg/js/popup-proxy.js',
'/fg/js/popup-window.js',
'/fg/js/popup-factory.js',
'/fg/js/frame-offset-forwarder.js',
'/fg/js/frontend.js'
]);
const popupFactory = new PopupFactory(frameId);
popupFactory.prepare();
Object.assign(setupNestedPopupsOptions, {
depth: this._depth + 1,
frameId,
popupFactory,
pageType: this._pageType,
allowRootFramePopupProxy: true,
childrenSupported: this._childrenSupported
});
const frontend = new Frontend(setupNestedPopupsOptions);
this._frontend = frontend;
await frontend.prepare();
}
async _invokeOwner(action, params={}) {
if (this._ownerFrameId === null) {
throw new Error('No owner frame');
}
return await api.crossFrame.invoke(this._ownerFrameId, action, params);
}
_copyHostSelection() {
if (this._ownerFrameId === null || window.getSelection().toString()) { return false; }
this._copyHostSelectionInner();
return true;
}
async _copyHostSelectionInner() {
switch (this._browser) {
case 'firefox':
case 'firefox-mobile':
{
let text;
try {
text = await this._invokeOwner('getSelectionText');
} catch (e) {
break;
}
this._copyText(text);
}
break;
default:
await this._invokeOwner('copySelection');
break;
}
}
_copyText(text) {
const parent = document.body;
if (parent === null) { return; }
let textarea = this._copyTextarea;
if (textarea === null) {
textarea = document.createElement('textarea');
this._copyTextarea = textarea;
}
textarea.value = text;
parent.appendChild(textarea);
textarea.select();
document.execCommand('copy');
parent.removeChild(textarea);
}
_addMultipleEventListeners(container, selector, ...args) {
for (const node of container.querySelectorAll(selector)) {
this._eventListeners.addEventListener(node, ...args);
}
}
_addEntryEventListeners(entry) {
this._eventListeners.addEventListener(entry, 'click', this._onEntryClick.bind(this));
this._addMultipleEventListeners(entry, '.action-add-note', 'click', this._onNoteAdd.bind(this));
this._addMultipleEventListeners(entry, '.action-view-note', 'click', this._onNoteView.bind(this));
this._addMultipleEventListeners(entry, '.action-play-audio', 'click', this._onAudioPlay.bind(this));
this._addMultipleEventListeners(entry, '.kanji-link', 'click', this._onKanjiLookup.bind(this));
this._addMultipleEventListeners(entry, '.debug-log-link', 'click', this._onDebugLogClick.bind(this));
this._addMultipleEventListeners(entry, '.tag', 'click', this._onTagClick.bind(this));
}
_updateDefinitionTextScanner(options) {
if (!options.scanning.enablePopupSearch) {
if (this._definitionTextScanner !== null) {
this._definitionTextScanner.setEnabled(false);
}
return;
}
if (this._definitionTextScanner === null) {
this._definitionTextScanner = new TextScanner({
node: window,
getSearchContext: this._getSearchContext.bind(this),
documentUtil: this._documentUtil,
searchTerms: true,
searchKanji: false,
searchOnClick: true,
searchOnClickOnly: true
});
this._definitionTextScanner.includeSelector = '.click-scannable,.click-scannable *';
this._definitionTextScanner.excludeSelector = '.scan-disable,.scan-disable *';
this._definitionTextScanner.prepare();
this._definitionTextScanner.on('searched', this._onDefinitionTextScannerSearched.bind(this));
}
const {scanning: scanningOptions, sentenceParsing: sentenceParsingOptions} = options;
this._definitionTextScanner.setOptions({
inputs: [{
include: 'mouse0',
exclude: '',
types: {mouse: true, pen: false, touch: false},
options: {
searchTerms: true,
searchKanji: true,
scanOnTouchMove: false,
scanOnPenHover: false,
scanOnPenPress: false,
scanOnPenRelease: false,
preventTouchScrolling: false
}
}],
deepContentScan: scanningOptions.deepDomScan,
selectText: false,
delay: scanningOptions.delay,
touchInputEnabled: false,
pointerEventsEnabled: false,
scanLength: scanningOptions.length,
layoutAwareScan: scanningOptions.layoutAwareScan,
preventMiddleMouse: false,
sentenceParsingOptions
});
this._definitionTextScanner.setEnabled(true);
}
_onDefinitionTextScannerSearched({type, definitions, sentence, textSource, optionsContext, error}) {
if (error !== null && !yomichan.isExtensionUnloaded) {
yomichan.logError(error);
}
if (type === null) { return; }
const query = textSource.text();
const url = window.location.href;
const documentTitle = document.title;
const details = {
focus: false,
history: true,
params: {
type,
query,
wildcards: 'off'
},
state: {
focusEntry: 0,
optionsContext,
url,
sentence,
documentTitle
},
content: {
definitions
}
};
this._definitionTextScanner.clearSelection(true);
this.setContent(details);
}
_onFrameResizerMouseDown(e) {
if (e.button !== 0) { return; }
// Don't do e.preventDefault() here; this allows mousemove events to be processed
// if the pointer moves out of the frame.
this._startFrameResize(e);
}
_onFrameResizerMouseUp() {
this._stopFrameResize();
}
_onFrameResizerWindowBlur() {
this._stopFrameResize();
}
_onFrameResizerMouseMove(e) {
if ((e.buttons & 0x1) === 0x0) {
this._stopFrameResize();
} else {
if (this._frameResizeStartSize === null) { return; }
const {clientX: x, clientY: y} = e;
this._updateFrameSize(x, y);
}
}
_getSearchContext() {
return {optionsContext: this.getOptionsContext()};
}
_startFrameResize(e) {
if (this._frameResizeToken !== null) { return; }
const {clientX: x, clientY: y} = e;
const token = {};
this._frameResizeToken = token;
this._frameResizeStartOffset = {x, y};
this._frameResizeEventListeners.addEventListener(window, 'mouseup', this._onFrameResizerMouseUp.bind(this), false);
this._frameResizeEventListeners.addEventListener(window, 'blur', this._onFrameResizerWindowBlur.bind(this), false);
this._frameResizeEventListeners.addEventListener(window, 'mousemove', this._onFrameResizerMouseMove.bind(this), false);
const {documentElement} = document;
if (documentElement !== null) {
documentElement.dataset.isResizing = 'true';
}
this._initializeFrameResize(token);
}
async _initializeFrameResize(token) {
const size = await this._invokeOwner('getFrameSize');
if (this._frameResizeToken !== token) { return; }
this._frameResizeStartSize = size;
}
_stopFrameResize() {
if (this._frameResizeToken === null) { return; }
this._frameResizeEventListeners.removeAllEventListeners();
this._frameResizeStartSize = null;
this._frameResizeStartOffset = null;
this._frameResizeToken = null;
const {documentElement} = document;
if (documentElement !== null) {
delete documentElement.dataset.isResizing;
}
}
async _updateFrameSize(x, y) {
const handleSize = this._frameResizeHandle.getBoundingClientRect();
let {width, height} = this._frameResizeStartSize;
width += x - this._frameResizeStartOffset.x;
height += y - this._frameResizeStartOffset.y;
width = Math.max(Math.max(0, handleSize.width), width);
height = Math.max(Math.max(0, handleSize.height), height);
await this._invokeOwner('setFrameSize', {width, height});
}
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}