ohif-viewer/Packages/viewerbase/lib/setFocusToActiveViewport.js

19 lines
624 B
JavaScript

/**
* Restores the browser focus to the currently specified active viewport
* as determined from Meteor's Session variable.
*
* This is allows keydown events to be captured on the focused element
*/
setFocusToActiveViewport = function() {
// Get the list of viewports
var viewports = $('.imageViewerViewport');
// Get the current active viewport index from Session
var activeViewportIndex = Session.get('activeViewport');
// Find the div from the list of viewports
var activeViewport = viewports.eq(activeViewportIndex);
// Set the browser focus to this div
activeViewport.focus();
};