ohif-viewer/Packages/ohif-viewerbase/client/components/viewer/toolbarSectionTools/toolbarSectionTools.js
2017-01-06 18:07:47 -02:00

68 lines
2.4 KiB
JavaScript

import { Template } from 'meteor/templating';
import { Meteor } from 'meteor/meteor';
Template.toolbarSectionTools.events({
'click .expandable'(event, instance) {
const $target = $(event.currentTarget);
const isExpanded = $target.hasClass('expanded');
$target.toggleClass('expanded', !isExpanded);
// Remove the previously set repositioning css attribute
const $box = $target.find('.toolbarSectionDrawerContainer:first');
$box.css('left', '');
// Stop here if the tool group is not expanded
if (isExpanded) {
return;
}
// Move the box left or right if it is overflowing the window
const transitionendHandler = event => {
const originalEvent = event.originalEvent;
const propertyName = originalEvent && originalEvent.propertyName;
if (propertyName && propertyName === 'transform') {
$target.off('transitionend', transitionendHandler);
} else {
return;
}
const boxWidth = $box.outerWidth();
const start = $box.offset().left;
const bodyWidth = $(document.body).outerWidth();
const end = start + boxWidth;
if (start < 0) {
$box.css('left', `calc(50% - ${start}px)`);
} else if (end > bodyWidth) {
const diff = end - bodyWidth;
$box.css('left', `calc(50% - ${diff}px)`);
}
};
// Attach the handler to deal with position fixing
$target.on('transitionend', transitionendHandler);
},
'focusout .expandable'(event, instance) {
const target = event.target;
const currentTarget = event.currentTarget;
// Postpone the execution to be able to get the focused element
Meteor.defer(() => {
const $focused = $(':focus');
const $expandable = $(currentTarget).closest('.expandable');
const focusInside = $expandable.find(':focus').length;
// Check if the expandable lost the focus
if (!$focused.length || !focusInside) {
// Stop here if focus is going from subtool to expandable tool
if (currentTarget !== target && $focused[0] === currentTarget) {
return;
}
$expandable.removeClass('expanded');
}
});
}
});