Three Dot Menu Prototype (#3325)

* Three dot menu implementation

Co-authored-by: Deep Tailor <deep.j.tailor@nasa.gov>
Co-authored-by: Nikhil <nikhil.k.mandlik@nasa.gov>

src/plugins/notebook/actions/CopyToNotebookAction.js

@@ -0,0 +1,40 @@
+import { getDefaultNotebook } from '../utils/notebook-storage';
+import { addNotebookEntry } from '../utils/notebook-entries';
+
+export default class CopyToNotebookAction {
+    constructor(openmct) {
+        this.openmct = openmct;
+
+        this.cssClass = 'icon-duplicate';
+        this.description = 'Copy value to notebook as an entry';
+        this.group = "action";
+        this.key = 'copyToNotebook';
+        this.name = 'Copy to Notebook';
+        this.priority = 1;
+    }
+
+    copyToNotebook(entryText) {
+        const notebookStorage = getDefaultNotebook();
+        this.openmct.objects.get(notebookStorage.notebookMeta.identifier)
+            .then(domainObject => {
+                addNotebookEntry(this.openmct, domainObject, notebookStorage, null, entryText);
+
+                const defaultPath = `${domainObject.name} - ${notebookStorage.section.name} - ${notebookStorage.page.name}`;
+                const msg = `Saved to Notebook ${defaultPath}`;
+                this.openmct.notifications.info(msg);
+            });
+    }
+
+    invoke(objectPath, view = {}) {
+        let viewContext = view.getViewContext && view.getViewContext();
+
+        this.copyToNotebook(viewContext.formattedValueForCopy());
+    }
+
+    appliesTo(objectPath, view = {}) {
+        let viewContext = view.getViewContext && view.getViewContext();
+
+        return viewContext && viewContext.formattedValueForCopy
+            && typeof viewContext.formattedValueForCopy === 'function';
+    }
+}