Text scanner event capture (#2101)
* Add capture parameter to event listeners * Enable capture
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0629a2ddc8
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@ -748,19 +748,20 @@ class TextScanner extends EventDispatcher {
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}
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_hookEvents() {
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const capture = true;
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let eventListenerInfos;
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if (this._searchOnClickOnly) {
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eventListenerInfos = this._getMouseClickOnlyEventListeners();
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eventListenerInfos = this._getMouseClickOnlyEventListeners(capture);
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} else if (this._arePointerEventsSupported()) {
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eventListenerInfos = this._getPointerEventListeners();
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eventListenerInfos = this._getPointerEventListeners(capture);
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} else {
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eventListenerInfos = this._getMouseEventListeners();
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eventListenerInfos = this._getMouseEventListeners(capture);
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if (this._touchInputEnabled) {
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eventListenerInfos.push(...this._getTouchEventListeners());
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eventListenerInfos.push(...this._getTouchEventListeners(capture));
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}
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}
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if (this._searchOnClick) {
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eventListenerInfos.push(...this._getMouseClickOnlyEventListeners2());
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eventListenerInfos.push(...this._getMouseClickOnlyEventListeners2(capture));
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}
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for (const args of eventListenerInfos) {
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@ -768,57 +769,57 @@ class TextScanner extends EventDispatcher {
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}
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}
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_getPointerEventListeners() {
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_getPointerEventListeners(capture) {
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return [
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[this._node, 'pointerover', this._onPointerOver.bind(this)],
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[this._node, 'pointerdown', this._onPointerDown.bind(this)],
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[this._node, 'pointermove', this._onPointerMove.bind(this)],
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[this._node, 'pointerup', this._onPointerUp.bind(this)],
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[this._node, 'pointercancel', this._onPointerCancel.bind(this)],
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[this._node, 'pointerout', this._onPointerOut.bind(this)],
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[this._node, 'touchmove', this._onTouchMovePreventScroll.bind(this), {passive: false}],
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[this._node, 'mousedown', this._onMouseDown.bind(this)],
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[this._node, 'click', this._onClick.bind(this)],
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[this._node, 'auxclick', this._onAuxClick.bind(this)]
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[this._node, 'pointerover', this._onPointerOver.bind(this), capture],
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[this._node, 'pointerdown', this._onPointerDown.bind(this), capture],
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[this._node, 'pointermove', this._onPointerMove.bind(this), capture],
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[this._node, 'pointerup', this._onPointerUp.bind(this), capture],
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[this._node, 'pointercancel', this._onPointerCancel.bind(this), capture],
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[this._node, 'pointerout', this._onPointerOut.bind(this), capture],
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[this._node, 'touchmove', this._onTouchMovePreventScroll.bind(this), {passive: false, capture}],
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[this._node, 'mousedown', this._onMouseDown.bind(this), capture],
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[this._node, 'click', this._onClick.bind(this), capture],
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[this._node, 'auxclick', this._onAuxClick.bind(this), capture]
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];
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}
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_getMouseEventListeners() {
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_getMouseEventListeners(capture) {
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return [
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[this._node, 'mousedown', this._onMouseDown.bind(this)],
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[this._node, 'mousemove', this._onMouseMove.bind(this)],
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[this._node, 'mouseover', this._onMouseOver.bind(this)],
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[this._node, 'mouseout', this._onMouseOut.bind(this)],
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[this._node, 'click', this._onClick.bind(this)]
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[this._node, 'mousedown', this._onMouseDown.bind(this), capture],
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[this._node, 'mousemove', this._onMouseMove.bind(this), capture],
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[this._node, 'mouseover', this._onMouseOver.bind(this), capture],
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[this._node, 'mouseout', this._onMouseOut.bind(this), capture],
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[this._node, 'click', this._onClick.bind(this), capture]
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];
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}
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_getTouchEventListeners() {
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_getTouchEventListeners(capture) {
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return [
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[this._node, 'auxclick', this._onAuxClick.bind(this)],
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[this._node, 'touchstart', this._onTouchStart.bind(this)],
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[this._node, 'touchend', this._onTouchEnd.bind(this)],
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[this._node, 'touchcancel', this._onTouchCancel.bind(this)],
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[this._node, 'touchmove', this._onTouchMove.bind(this), {passive: false}],
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[this._node, 'contextmenu', this._onContextMenu.bind(this)]
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[this._node, 'auxclick', this._onAuxClick.bind(this), capture],
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[this._node, 'touchstart', this._onTouchStart.bind(this), capture],
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[this._node, 'touchend', this._onTouchEnd.bind(this), capture],
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[this._node, 'touchcancel', this._onTouchCancel.bind(this), capture],
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[this._node, 'touchmove', this._onTouchMove.bind(this), {passive: false, capture}],
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[this._node, 'contextmenu', this._onContextMenu.bind(this), capture]
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];
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}
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_getMouseClickOnlyEventListeners() {
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_getMouseClickOnlyEventListeners(capture) {
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return [
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[this._node, 'click', this._onClick.bind(this)]
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[this._node, 'click', this._onClick.bind(this), capture]
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];
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}
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_getMouseClickOnlyEventListeners2() {
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_getMouseClickOnlyEventListeners2(capture) {
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const {documentElement} = document;
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const entries = [
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[document, 'selectionchange', this._onSelectionChange.bind(this)]
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];
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if (documentElement !== null) {
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entries.push([documentElement, 'mousedown', this._onSearchClickMouseDown.bind(this)]);
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entries.push([documentElement, 'mousedown', this._onSearchClickMouseDown.bind(this), capture]);
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if (this._touchInputEnabled) {
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entries.push([documentElement, 'touchstart', this._onSearchClickTouchStart.bind(this)]);
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entries.push([documentElement, 'touchstart', this._onSearchClickTouchStart.bind(this), capture]);
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}
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}
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return entries;
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