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54 lines
1.6 KiB
JavaScript
54 lines
1.6 KiB
JavaScript
import _ from 'lodash';
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import Drop from 'tether-drop';
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import responsiveCutoff from 'vj/breakpoints.json';
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import DOMAttachedObject from 'vj/components/DOMAttachedObject';
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import { mediaQuery, zIndexManager } from 'vj/utils';
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export default class Dropdown extends DOMAttachedObject {
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static DOMAttachKey = 'vjDropdownInstance';
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static DOMAttachSelector = '[data-dropdown-target]';
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constructor($dom, options = {}) {
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if ($dom.attr('data-dropdown-trigger-desktop-only') !== undefined) {
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if (mediaQuery.isBelow(responsiveCutoff.mobile)) {
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super(null);
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return;
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}
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}
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super($dom);
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this.options = {
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target: null,
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position: $dom.attr('data-dropdown-pos') || 'bottom left',
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...options,
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};
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this.dropInstance = new Drop({
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target: $dom[0],
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classes: `dropdown ${$dom.attr('data-dropdown-custom-class') || ''}`,
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content: this.options.target || $.find($dom.attr('data-dropdown-target'))[0],
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position: this.options.position,
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openOn: 'hover',
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constrainToWindow: $dom.attr('data-dropdown-disabledconstrainToWindow') === undefined,
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constrainToScrollParent: false,
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});
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this.dropInstance.on('open', this.onDropOpen.bind(this));
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this.dropInstance.on('close', this.onDropClose.bind(this));
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}
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detach() {
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super.detach();
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this.dropInstance.destroy();
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}
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onDropOpen() {
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$(this.dropInstance.drop).css('z-index', zIndexManager.getNext());
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this.$dom.trigger('vjDropdownShow');
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}
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onDropClose() {
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this.$dom.trigger('vjDropdownHide');
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}
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}
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_.assign(Dropdown, DOMAttachedObject);
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