Fix open Note in New Window doesn't focus existing window

fix: #5687

chrome/content/zotero/xpcom/data/notes.js

@@ -73,12 +73,18 @@ Zotero.Notes = new function () {
 			if (noteEditor.viewMode === 'tab') {
 				win.Zotero_Tabs.select(noteEditor.tabID, true);
 			}
+			else {
+				noteEditor.focus();
+			}
 			
 			if (location) {
+				// TODO: implement this
 				noteEditor.navigate(location);
 			}
+			return noteEditor;
 		}
-		else if (openInWindow) {
+
+		if (openInWindow) {
 			let name = null;
 		
 			if (itemID) {

chrome/content/zotero/xpcom/editorInstance.js

@@ -49,6 +49,18 @@ class EditorInstance {
 		this.instanceID = Zotero.Utilities.randomString();
 	}
 
+	get itemID() {
+		return this._item.id;
+	}
+
+	get viewMode() {
+		return this._viewMode;
+	}
+
+	set viewMode(mode) {
+		this._viewMode = mode;
+	}
+
 	async init(options) {
 		Zotero.Notes.registerEditorInstance(this);
 		this.onNavigate = options.onNavigate;
@@ -250,6 +262,7 @@ class EditorInstance {
 	}
 
 	focus() {
+		this._iframeWindow.focus();
 		this._postMessage({ action: 'focus' });
 	}
 
@@ -322,6 +335,9 @@ class EditorInstance {
 			preserveSelection
 		});
 	}
+
+	// TODO: implement navigating to note editor location
+	navigate(_location) {}
 	
 	_postMessage(message) {
 		this._iframeWindow.postMessage({ instanceID: this.instanceID, message }, '*');

chrome/content/zotero/zoteroPane.js

@@ -4655,7 +4655,7 @@ var ZoteroPane = new function () {
 			openInWindow = Zotero.Prefs.get('openNoteInNewWindow');
 		}
 		
-		return Zotero.Notes.open(itemID, {}, {
+		return Zotero.Notes.open(itemID, undefined, {
 			openInWindow,
 		});
 	};