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Frontend refactor (part 1) (#484)

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* Remove _getVisualViewportScale

* Use super's mouse event listener definitions

* Remove redundant override

* Remove getTouchEventListeners override

* Rename Display.onSearchClear to onEscape

* Change onSearchClear to clearSelection and use an event

* Update how text is marked for selection and deselection

* Replace onError with yomichan.logError

* Update setEnabled to refresh all event listeners
This commit is contained in:
toasted-nutbread 2020-04-27 18:10:37 -04:00 committed by GitHub
parent 887d769786
commit 48c7010f4e
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GPG Key ID: 4AEE18F83AFDEB23
7 changed files with 42 additions and 65 deletions
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25
ext/bg/js/search-query-parser.js
View File

@ -44,12 +44,7 @@ class QueryParser extends TextScanner {
await this.queryParserGenerator.prepare();
}
onError(error) {
yomichan.logError(error);
}
onClick(e) {
super.onClick(e);
onClick2(e) {
this.searchAt(e.clientX, e.clientY, 'click');
}
@ -84,22 +79,8 @@ class QueryParser extends TextScanner {
getMouseEventListeners() {
return [
[this.node, 'click', this.onClick.bind(this)],
[this.node, 'mousedown', this.onMouseDown.bind(this)],
[this.node, 'mousemove', this.onMouseMove.bind(this)],
[this.node, 'mouseover', this.onMouseOver.bind(this)],
[this.node, 'mouseout', this.onMouseOut.bind(this)]
];
}
getTouchEventListeners() {
return [
[this.node, 'auxclick', this.onAuxClick.bind(this)],
[this.node, 'touchstart', this.onTouchStart.bind(this)],
[this.node, 'touchend', this.onTouchEnd.bind(this)],
[this.node, 'touchcancel', this.onTouchCancel.bind(this)],
[this.node, 'touchmove', this.onTouchMove.bind(this), {passive: false}],
[this.node, 'contextmenu', this.onContextMenu.bind(this)]
...super.getMouseEventListeners(),
[this.node, 'click', this.onClick2.bind(this)]
];
}

2
ext/bg/js/search.js
View File

@ -125,7 +125,7 @@ class DisplaySearch extends Display {
yomichan.logError(error);
}
onSearchClear() {
onEscape() {
if (this.query === null) {
return;
}

2
ext/bg/js/settings/popup-preview-frame.js
View File

@ -69,7 +69,7 @@ class SettingsPopupPreview {
this.frontend.getOptionsContext = async () => this.optionsContext;
this.frontend.setEnabled = () => {};
this.frontend.onSearchClear = () => {};
this.frontend.clearSelection = () => {};
await this.frontend.prepare();

2
ext/fg/js/float.js
View File

@ -92,7 +92,7 @@ class DisplayFloat extends Display {
this._orphaned = true;
}
onSearchClear() {
onEscape() {
window.parent.postMessage('popupClose', '*');
}

26
ext/fg/js/frontend.js
View File

@ -49,7 +49,7 @@ class Frontend extends TextScanner {
this._lastShowPromise = Promise.resolve();
this._windowMessageHandlers = new Map([
['popupClose', () => this.onSearchClear(true)],
['popupClose', () => this.clearSelection(false)],
['selectionCopy', () => document.execCommand('copy')]
]);
@ -79,10 +79,12 @@ class Frontend extends TextScanner {
yomichan.on('zoomChanged', this.onZoomChanged.bind(this));
chrome.runtime.onMessage.addListener(this.onRuntimeMessage.bind(this));
this.on('clearSelection', this.onClearSelection.bind(this));
this._updateContentScale();
this._broadcastRootPopupInformation();
} catch (e) {
this.onError(e);
yomichan.logError(e);
}
}
@ -140,7 +142,7 @@ class Frontend extends TextScanner {
}
async setPopup(popup) {
this.onSearchClear(false);
this.clearSelection(true);
this.popup = popup;
await popup.setOptionsContext(await this.getOptionsContext(), this._id);
}
@ -186,11 +188,11 @@ class Frontend extends TextScanner {
this._showPopupContent(textSource, await this.getOptionsContext(), 'orphaned');
}
} else {
this.onError(e);
yomichan.logError(e);
}
} finally {
if (results === null && this.options.scanning.autoHideResults) {
this.onSearchClear(true);
this.clearSelection(false);
}
}
@ -238,10 +240,9 @@ class Frontend extends TextScanner {
return {definitions, type: 'kanji'};
}
onSearchClear(changeFocus) {
this.popup.hide(changeFocus);
onClearSelection({passive}) {
this.popup.hide(!passive);
this.popup.clearAutoPlayTimer();
super.onSearchClear(changeFocus);
}
async getOptionsContext() {
@ -269,7 +270,9 @@ class Frontend extends TextScanner {
contentScale /= this._pageZoomFactor;
}
if (popupScaleRelativeToVisualViewport) {
contentScale /= Frontend._getVisualViewportScale();
const visualViewport = window.visualViewport;
const visualViewportScale = (visualViewport !== null && typeof visualViewport === 'object' ? visualViewport.scale : 1.0);
contentScale /= visualViewportScale;
}
if (contentScale === this._contentScale) { return; }
@ -302,9 +305,4 @@ class Frontend extends TextScanner {
this._showPopupContent(textSource, await this.getOptionsContext());
}
}
static _getVisualViewportScale() {
const visualViewport = window.visualViewport;
return visualViewport !== null && typeof visualViewport === 'object' ? visualViewport.scale : 1.0;
}
}

4
ext/mixed/js/display.js
View File

@ -69,7 +69,7 @@ class Display {
this._onKeyDownHandlers = new Map([
['Escape', () => {
this.onSearchClear();
this.onEscape();
return true;
}],
['PageUp', (e) => {
@ -183,7 +183,7 @@ class Display {
throw new Error('Override me');
}
onSearchClear() {
onEscape() {
throw new Error('Override me');
}

46
ext/mixed/js/text-scanner.js
View File

@ -21,8 +21,9 @@
* docRangeFromPoint
*/
class TextScanner {
class TextScanner extends EventDispatcher {
constructor(node, ignoreElements, ignorePoints) {
super();
this.node = node;
this.ignoreElements = ignoreElements;
this.ignorePoints = ignorePoints;
@ -32,6 +33,7 @@ class TextScanner {
this.scanTimerPromise = null;
this.causeCurrent = null;
this.textSourceCurrent = null;
this.textSourceCurrentSelected = false;
this.pendingLookup = false;
this.options = null;
@ -92,7 +94,7 @@ class TextScanner {
if (DOM.isMouseButtonDown(e, 'primary')) {
this.scanTimerClear();
this.onSearchClear(true);
this.clearSelection(false);
}
}
@ -200,10 +202,6 @@ class TextScanner {
throw new Error('Override me');
}
onError(error) {
yomichan.logError(error);
}
async scanTimerWait() {
const delay = this.options.scanning.delay;
const promise = promiseTimeout(delay, true);
@ -225,17 +223,12 @@ class TextScanner {
}
setEnabled(enabled, canEnable) {
if (enabled && canEnable) {
if (!this.enabled) {
this.hookEvents();
this.enabled = true;
}
this.eventListeners.removeAllEventListeners();
this.enabled = enabled && canEnable;
if (this.enabled) {
this.hookEvents();
} else {
if (this.enabled) {
this.eventListeners.removeAllEventListeners();
this.enabled = false;
}
this.onSearchClear(false);
this.clearSelection(true);
}
}
@ -300,10 +293,7 @@ class TextScanner {
const result = await this.onSearchSource(textSource, cause);
if (result !== null) {
this.causeCurrent = cause;
this.textSourceCurrent = textSource;
if (this.options.scanning.selectText) {
textSource.select();
}
this.setCurrentTextSource(textSource);
}
this.pendingLookup = false;
} finally {
@ -312,7 +302,7 @@ class TextScanner {
}
}
} catch (e) {
this.onError(e);
yomichan.logError(e);
}
}
@ -333,13 +323,15 @@ class TextScanner {
}
}
onSearchClear(_) {
clearSelection(passive) {
if (this.textSourceCurrent !== null) {
if (this.options.scanning.selectText) {
if (this.textSourceCurrentSelected) {
this.textSourceCurrent.deselect();
}
this.textSourceCurrent = null;
this.textSourceCurrentSelected = false;
}
this.trigger('clearSelection', {passive});
}
getCurrentTextSource() {
@ -347,7 +339,13 @@ class TextScanner {
}
setCurrentTextSource(textSource) {
return this.textSourceCurrent = textSource;
this.textSourceCurrent = textSource;
if (this.options.scanning.selectText) {
this.textSourceCurrent.select();
this.textSourceCurrentSelected = true;
} else {
this.textSourceCurrentSelected = false;
}
}
static isScanningModifierPressed(scanningModifier, mouseEvent) {