LT-275: Creating measure flow component common section

Packages/ohif-core/client/components/playground/playground.html

@@ -0,0 +1,10 @@
+<template name="componentPlayground">
+    <div class="p-a-3">
+        {{>selectTree
+            key='label'
+            items=instance.items
+            label='Assign label'
+            searchPlaceholder='Search labels'
+        }}
+    </div>
+</template>

Packages/ohif-core/client/components/playground/playground.js

@@ -0,0 +1,44 @@
+Template.componentPlayground.onCreated(() => {
+    const instance = Template.instance();
+    instance.items = [{
+        label: 'Category 1',
+        value: 'Category 1',
+        items: [{
+            label: 'Subcategory 1.1',
+            value: 'Subcategory 1.1'
+        }, {
+            label: 'Subcategory 1.2',
+            value: 'Subcategory 1.2',
+            items: [{
+                label: 'Subcategory 1.2.1',
+                value: 'Subcategory 1.2.1'
+            }, {
+                label: 'Subcategory 1.2.2',
+                value: 'Subcategory 1.2.2',
+                items: [{
+                    label: 'Subcategory 1.2.2.1',
+                    value: 'Subcategory 1.2.2.1'
+                }, {
+                    label: 'Subcategory 1.2.2.2',
+                    value: 'Subcategory 1.2.2.2'
+                }]
+            }]
+        }]
+    }, {
+        label: 'Category 2',
+        value: 'Category 2',
+        items: [{
+            label: 'Subcategory 2.1',
+            value: 'Subcategory 2.1'
+        }, {
+            label: 'Subcategory 2.2',
+            value: 'Subcategory 2.2'
+        }, {
+            label: 'Subcategory 2.3',
+            value: 'Subcategory 2.3'
+        }]
+    }, {
+        label: 'Category 3',
+        value: 'Category 3'
+    }];
+});