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authortoasted-nutbread <toasted-nutbread@users.noreply.github.com>2020-05-06 19:35:36 -0400
committerGitHub <noreply@github.com>2020-05-06 19:35:36 -0400
commit38d6f58fac9ab590454aeb3f41b3cd79f3c4464a (patch)
tree8ff502573bc7f07819b66f69a7ed533d76f2ceef /ext/fg/js
parentd6ae3229614fb11fee799387d17347ea97509c59 (diff)
Frontend refactor (#508)
* Use this.popup instead of this.frontend.popup * Rename Frontend.popup to _popup * Make Frontend functions private * Clean up Frontend constructor
Diffstat (limited to 'ext/fg/js')
-rw-r--r--ext/fg/js/frontend.js109
1 files changed, 51 insertions, 58 deletions
diff --git a/ext/fg/js/frontend.js b/ext/fg/js/frontend.js
index 7ba0de2e..f6cce123 100644
--- a/ext/fg/js/frontend.js
+++ b/ext/fg/js/frontend.js
@@ -28,30 +28,23 @@
class Frontend {
constructor(popup, getUrl=null) {
this._id = yomichan.generateId(16);
-
- this.popup = popup;
-
+ this._popup = popup;
this._getUrl = getUrl;
-
this._disabledOverride = false;
-
this._options = null;
-
this._pageZoomFactor = 1.0;
this._contentScale = 1.0;
this._orphaned = false;
this._lastShowPromise = Promise.resolve();
-
this._enabledEventListeners = new EventListenerCollection();
+ this._activeModifiers = new Set();
+ this._optionsUpdatePending = false;
this._textScanner = new TextScanner(
window,
- () => this.popup.isProxy() ? [] : [this.popup.getContainer()],
- [(x, y) => this.popup.containsPoint(x, y)]
+ () => this._popup.isProxy() ? [] : [this._popup.getContainer()],
+ [(x, y) => this._popup.containsPoint(x, y)]
);
- this._textScanner.onSearchSource = this.onSearchSource.bind(this);
-
- this._activeModifiers = new Set();
- this._optionsUpdatePending = false;
+ this._textScanner.onSearchSource = this._onSearchSource.bind(this);
this._windowMessageHandlers = new Map([
['popupClose', () => this._textScanner.clearSelection(false)],
@@ -59,7 +52,7 @@ class Frontend {
]);
this._runtimeMessageHandlers = new Map([
- ['popupSetVisibleOverride', ({visible}) => { this.popup.setVisibleOverride(visible); }],
+ ['popupSetVisibleOverride', ({visible}) => { this._popup.setVisibleOverride(visible); }],
['rootPopupRequestInformationBroadcast', () => { this._broadcastRootPopupInformation(); }],
['requestDocumentInformationBroadcast', ({uniqueId}) => { this._broadcastDocumentInformation(uniqueId); }]
]);
@@ -79,21 +72,21 @@ class Frontend {
const {zoomFactor} = await apiGetZoom();
this._pageZoomFactor = zoomFactor;
- window.addEventListener('resize', this.onResize.bind(this), false);
+ window.addEventListener('resize', this._onResize.bind(this), false);
const visualViewport = window.visualViewport;
if (visualViewport !== null && typeof visualViewport === 'object') {
- window.visualViewport.addEventListener('scroll', this.onVisualViewportScroll.bind(this));
- window.visualViewport.addEventListener('resize', this.onVisualViewportResize.bind(this));
+ window.visualViewport.addEventListener('scroll', this._onVisualViewportScroll.bind(this));
+ window.visualViewport.addEventListener('resize', this._onVisualViewportResize.bind(this));
}
- yomichan.on('orphaned', this.onOrphaned.bind(this));
+ yomichan.on('orphaned', this._onOrphaned.bind(this));
yomichan.on('optionsUpdated', this.updateOptions.bind(this));
- yomichan.on('zoomChanged', this.onZoomChanged.bind(this));
- chrome.runtime.onMessage.addListener(this.onRuntimeMessage.bind(this));
+ yomichan.on('zoomChanged', this._onZoomChanged.bind(this));
+ chrome.runtime.onMessage.addListener(this._onRuntimeMessage.bind(this));
- this._textScanner.on('clearSelection', this.onClearSelection.bind(this));
- this._textScanner.on('activeModifiersChanged', this.onActiveModifiersChanged.bind(this));
+ this._textScanner.on('clearSelection', this._onClearSelection.bind(this));
+ this._textScanner.on('activeModifiersChanged', this._onActiveModifiersChanged.bind(this));
this._updateContentScale();
this._broadcastRootPopupInformation();
@@ -102,11 +95,11 @@ class Frontend {
}
}
- onResize() {
+ _onResize() {
this._updatePopupPosition();
}
- onWindowMessage(e) {
+ _onWindowMessage(e) {
const action = e.data;
const handler = this._windowMessageHandlers.get(action);
if (typeof handler !== 'function') { return false; }
@@ -114,9 +107,9 @@ class Frontend {
handler();
}
- onRuntimeMessage({action, params}, sender, callback) {
+ _onRuntimeMessage({action, params}, sender, callback) {
const {targetPopupId} = params || {};
- if (typeof targetPopupId !== 'undefined' && targetPopupId !== this.popup.id) { return; }
+ if (typeof targetPopupId !== 'undefined' && targetPopupId !== this._popup.id) { return; }
const handler = this._runtimeMessageHandlers.get(action);
if (typeof handler !== 'function') { return false; }
@@ -126,20 +119,20 @@ class Frontend {
return false;
}
- onOrphaned() {
+ _onOrphaned() {
this._orphaned = true;
}
- onZoomChanged({newZoomFactor}) {
+ _onZoomChanged({newZoomFactor}) {
this._pageZoomFactor = newZoomFactor;
this._updateContentScale();
}
- onVisualViewportScroll() {
+ _onVisualViewportScroll() {
this._updatePopupPosition();
}
- onVisualViewportResize() {
+ _onVisualViewportResize() {
this._updateContentScale();
}
@@ -150,7 +143,7 @@ class Frontend {
async setPopup(popup) {
this._textScanner.clearSelection(true);
- this.popup = popup;
+ this._popup = popup;
await popup.setOptionsContext(await this.getOptionsContext(), this._id);
}
@@ -166,18 +159,18 @@ class Frontend {
}
this._textScanner.ignoreNodes = ignoreNodes.join(',');
- await this.popup.setOptionsContext(optionsContext, this._id);
+ await this._popup.setOptionsContext(optionsContext, this._id);
this._updateContentScale();
const textSourceCurrent = this._textScanner.getCurrentTextSource();
const causeCurrent = this._textScanner.causeCurrent;
if (textSourceCurrent !== null && causeCurrent !== null) {
- await this.onSearchSource(textSourceCurrent, causeCurrent);
+ await this._onSearchSource(textSourceCurrent, causeCurrent);
}
}
- async updatePendingOptions() {
+ async _updatePendingOptions() {
if (this._optionsUpdatePending) {
this._optionsUpdatePending = false;
await this.updateOptions();
@@ -185,12 +178,12 @@ class Frontend {
}
async setTextSource(textSource) {
- await this.onSearchSource(textSource, 'script');
+ await this._onSearchSource(textSource, 'script');
this._textScanner.setCurrentTextSource(textSource);
}
- async onSearchSource(textSource, cause) {
- await this.updatePendingOptions();
+ async _onSearchSource(textSource, cause) {
+ await this._updatePendingOptions();
let results = null;
@@ -198,12 +191,12 @@ class Frontend {
if (textSource !== null) {
const optionsContext = await this.getOptionsContext();
results = (
- await this.findTerms(textSource, optionsContext) ||
- await this.findKanji(textSource, optionsContext)
+ await this._findTerms(textSource, optionsContext) ||
+ await this._findKanji(textSource, optionsContext)
);
if (results !== null) {
const focus = (cause === 'mouse');
- this.showContent(textSource, focus, results.definitions, results.type, optionsContext);
+ this._showContent(textSource, focus, results.definitions, results.type, optionsContext);
}
}
} catch (e) {
@@ -223,7 +216,7 @@ class Frontend {
return results;
}
- showContent(textSource, focus, definitions, type, optionsContext) {
+ _showContent(textSource, focus, definitions, type, optionsContext) {
const {url} = optionsContext;
const sentence = docSentenceExtract(textSource, this._options.anki.sentenceExt);
this._showPopupContent(
@@ -238,7 +231,7 @@ class Frontend {
return this._lastShowPromise;
}
- async findTerms(textSource, optionsContext) {
+ async _findTerms(textSource, optionsContext) {
const searchText = this._textScanner.getTextSourceContent(textSource, this._options.scanning.length);
if (searchText.length === 0) { return null; }
@@ -250,7 +243,7 @@ class Frontend {
return {definitions, type: 'terms'};
}
- async findKanji(textSource, optionsContext) {
+ async _findKanji(textSource, optionsContext) {
const searchText = this._textScanner.getTextSourceContent(textSource, 1);
if (searchText.length === 0) { return null; }
@@ -262,16 +255,16 @@ class Frontend {
return {definitions, type: 'kanji'};
}
- onClearSelection({passive}) {
- this.popup.hide(!passive);
- this.popup.clearAutoPlayTimer();
- this.updatePendingOptions();
+ _onClearSelection({passive}) {
+ this._popup.hide(!passive);
+ this._popup.clearAutoPlayTimer();
+ this._updatePendingOptions();
}
- async onActiveModifiersChanged({modifiers}) {
+ async _onActiveModifiersChanged({modifiers}) {
if (areSetsEqual(modifiers, this._activeModifiers)) { return; }
this._activeModifiers = modifiers;
- if (await this.popup.isVisible()) {
+ if (await this._popup.isVisible()) {
this._optionsUpdatePending = true;
return;
}
@@ -280,14 +273,14 @@ class Frontend {
async getOptionsContext() {
const url = this._getUrl !== null ? await this._getUrl() : window.location.href;
- const depth = this.popup.depth;
+ const depth = this._popup.depth;
const modifierKeys = [...this._activeModifiers];
return {depth, url, modifierKeys};
}
_showPopupContent(textSource, optionsContext, type=null, details=null) {
const context = {optionsContext, source: this._id};
- this._lastShowPromise = this.popup.showContent(
+ this._lastShowPromise = this._popup.showContent(
textSource.getRect(),
textSource.getWritingMode(),
type,
@@ -300,13 +293,13 @@ class Frontend {
_updateTextScannerEnabled() {
const enabled = (
this._options.general.enable &&
- this.popup.depth <= this._options.scanning.popupNestingMaxDepth &&
+ this._popup.depth <= this._options.scanning.popupNestingMaxDepth &&
!this._disabledOverride
);
this._enabledEventListeners.removeAllEventListeners();
this._textScanner.setEnabled(enabled);
if (enabled) {
- this._enabledEventListeners.addEventListener(window, 'message', this.onWindowMessage.bind(this));
+ this._enabledEventListeners.addEventListener(window, 'message', this._onWindowMessage.bind(this));
}
}
@@ -324,27 +317,27 @@ class Frontend {
if (contentScale === this._contentScale) { return; }
this._contentScale = contentScale;
- this.popup.setContentScale(this._contentScale);
+ this._popup.setContentScale(this._contentScale);
this._updatePopupPosition();
}
_broadcastRootPopupInformation() {
- if (!this.popup.isProxy() && this.popup.depth === 0 && this.popup.frameId === 0) {
- apiBroadcastTab('rootPopupInformation', {popupId: this.popup.id, frameId: this.popup.frameId});
+ if (!this._popup.isProxy() && this._popup.depth === 0 && this._popup.frameId === 0) {
+ apiBroadcastTab('rootPopupInformation', {popupId: this._popup.id, frameId: this._popup.frameId});
}
}
_broadcastDocumentInformation(uniqueId) {
apiBroadcastTab('documentInformationBroadcast', {
uniqueId,
- frameId: this.popup.frameId,
+ frameId: this._popup.frameId,
title: document.title
});
}
async _updatePopupPosition() {
const textSource = this._textScanner.getCurrentTextSource();
- if (textSource !== null && await this.popup.isVisible()) {
+ if (textSource !== null && await this._popup.isVisible()) {
this._showPopupContent(textSource, await this.getOptionsContext());
}
}