75 lines
2.2 KiB
JavaScript
75 lines
2.2 KiB
JavaScript
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import * as Gestures from '@vaadin/component-base/src/gestures.js';
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(function () {
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function tryCatchWrapper(callback) {
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return window.Vaadin.Flow.tryCatchWrapper(callback, 'Vaadin Context Menu Target');
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}
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function init(target) {
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if (target.$contextMenuTargetConnector) {
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return;
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}
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target.$contextMenuTargetConnector = {
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openOnHandler: tryCatchWrapper(function (e) {
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// used by Grid to prevent context menu on selection column click
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if (target.preventContextMenu && target.preventContextMenu(e)) {
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return;
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}
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e.preventDefault();
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e.stopPropagation();
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this.$contextMenuTargetConnector.openEvent = e;
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let detail = {};
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if (target.getContextMenuBeforeOpenDetail) {
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detail = target.getContextMenuBeforeOpenDetail(e);
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}
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target.dispatchEvent(
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new CustomEvent('vaadin-context-menu-before-open', {
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detail: detail
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})
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);
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}),
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updateOpenOn: tryCatchWrapper(function (eventType) {
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this.removeListener();
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this.openOnEventType = eventType;
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customElements.whenDefined('vaadin-context-menu').then(
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tryCatchWrapper(() => {
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if (Gestures.gestures[eventType]) {
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Gestures.addListener(target, eventType, this.openOnHandler);
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} else {
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target.addEventListener(eventType, this.openOnHandler);
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}
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})
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);
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}),
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removeListener: tryCatchWrapper(function () {
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if (this.openOnEventType) {
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if (Gestures.gestures[this.openOnEventType]) {
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Gestures.removeListener(target, this.openOnEventType, this.openOnHandler);
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} else {
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target.removeEventListener(this.openOnEventType, this.openOnHandler);
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}
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}
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}),
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openMenu: tryCatchWrapper(function (contextMenu) {
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contextMenu.open(this.openEvent);
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}),
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removeConnector: tryCatchWrapper(function () {
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this.removeListener();
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target.$contextMenuTargetConnector = undefined;
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})
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};
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}
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window.Vaadin.Flow.contextMenuTargetConnector = {
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init(...args) {
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return tryCatchWrapper(init)(...args);
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}
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};
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})();
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