24 lines
748 B
JavaScript
24 lines
748 B
JavaScript
import { Session } from 'meteor/session';
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import { $ } from 'meteor/jquery';
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/**
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* Restores the browser focus to the currently specified active viewport
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* as determined from Meteor's Session variable.
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*
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* This is allows keydown events to be captured on the focused element.
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*/
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const setFocusToActiveViewport = () => {
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// Get the list of viewports
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const viewports = $('.imageViewerViewport');
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// Get the current active viewport index from Session
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const activeViewportIndex = Session.get('activeViewport');
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// Find the div from the list of viewports
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const activeViewport = viewports.eq(activeViewportIndex);
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// Set the browser focus to this div
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activeViewport.focus();
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};
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export { setFocusToActiveViewport }; |