Adapting header to the new structure

Packages/ohif-header/client/components/header/header.html

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+<template name="header">
+    <div class="header noselect {{reactive headerClasses}}">
+        <div class="clearfix">
+            <a target='_blank' class="brand pull-left" href="{{choose this.brandHref '/'}}">
+                {{>section 'brand'}}
+            </a>
+            {{>section 'headerAfterBrand'}}
+            <a href='#' class="header-menu pull-right">
+                {{>section 'headerMenu'}}
+            </a>
+        </div>
+        {{>UI.contentBlock}}
+    </div>
+</template>

Packages/ohif-header/client/components/header/header.js

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+import { Meteor } from 'meteor/meteor';
+import { Template } from 'meteor/templating';
+import { ReactiveVar } from 'meteor/reactive-var';
+import { $ } from 'meteor/jquery';
+import { OHIF } from 'meteor/ohif:core';
+
+Template.header.onCreated(() => {
+    const instance = Template.instance();
+
+    instance.dropdownOpen = new ReactiveVar(false);
+    instance.dropdownItems = [];
+    instance.autorun(() => {
+        OHIF.header.dropdownObserver.depend();
+        instance.dropdownItems = OHIF.header.getDropdownItems();
+    });
+});
+
+Template.header.events({
+    'mousedown .header-menu'(event, instance) {
+        if (instance.dropdownOpen.get()) {
+            event.preventDefault();
+            return $(event.currentTarget).focus();
+        }
+    },
+
+    'click .header-menu'(event, instance) {
+        event.preventDefault();
+        if (instance.dropdownOpen.get()) return;
+        instance.dropdownOpen.set(true);
+        const closeHandler = () => Meteor.setTimeout(() => instance.dropdownOpen.set(false), 200);
+        OHIF.ui.showDropdown(instance.dropdownItems, {
+            parentElement: event.currentTarget,
+            menuClasses: 'dropdown-menu-right',
+            marginTop: '25px'
+        }).then(closeHandler).catch(closeHandler);
+    }
+});

Packages/ohif-header/client/components/header/header.styl

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+@import "{ohif:design}/app"
+
+body>.header
+  height: $topBarHeight
+  padding: 10px 10px 0
+  theme('color', '$textPrimaryColor')
+  theme('background-color', '$primaryBackgroundColor')
+  transition(all 0.5s ease)
+
+  &>.clearfix
+    position: relative
+
+  .header-menu
+    padding: 4px 0
+    font-size: 13px
+    font-weight: 400
+    line-height: 18px
+    text-decoration: none
+    theme('color', '$defaultColor')
+
+  &.header-big
+    height: $topBarExpandedHeight
+    background-color: rgba(21, 25, 30, 0.7)

Packages/ohif-header/client/components/index.js

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+import './header/header.html';
+import './header/header.js';
+import './header/header.styl';