added short descriptions to actions

src/main/java/com/marginallyclever/ro3/RO3Frame.java

@@ -152,23 +152,21 @@ private JMenu buildFileMenu() {
         RecentFilesMenu loadRecentMenu = new RecentFilesMenu(Preferences.userNodeForPackage(LoadScene.class));
         menuFile.add(new JMenuItem(new LoadScene(loadRecentMenu)));
         menuFile.add(loadRecentMenu);
-        menuFile.add(new JMenuItem(new SaveScene()));
-
-        menuFile.add(new JSeparator());
         menuFile.add(new JMenuItem(new ImportScene()));
+
+        menuFile.add(new JMenuItem(new SaveScene()));
         menuFile.add(new JMenuItem(new ExportScene()));
-        // TODO load recent scene
+
         menuFile.add(new JSeparator());
-        JMenuItem quit = new JMenuItem(new AbstractAction("Quit") {
+        menuFile.add(new JMenuItem(new AbstractAction("Quit") {
             @Override
             public void actionPerformed(java.awt.event.ActionEvent e) {
                 if(confirmClose()) {
                     setDefaultCloseOperation(EXIT_ON_CLOSE);
                     RO3Frame.this.dispatchEvent(new WindowEvent(RO3Frame.this, WindowEvent.WINDOW_CLOSING));
                 }
             }
-        });
-        menuFile.add(quit);
+        }));
 
         return menuFile;
     }

src/main/java/com/marginallyclever/ro3/actions/AddNode.java

@@ -10,12 +10,16 @@
 import java.awt.event.ActionEvent;
 import java.util.function.Supplier;
 
+/**
+ * Add a new instance of a Node to every selected branches of the tree
+ */
 public class AddNode extends AbstractAction {
     private static final FactoryPanel<Node> nfd = new FactoryPanel<>(Registry.nodeFactory);
     private final NodeTreeView treeView;
 
     public AddNode(NodeTreeView treeView) {
         super("Add Node");
+        putValue(SHORT_DESCRIPTION,"Add a new instance of a Node to every selected branches of the tree.");
         this.treeView = treeView;
     }
 

src/main/java/com/marginallyclever/ro3/actions/ExportScene.java

@@ -10,15 +10,16 @@
 import java.io.File;
 
 /**
- * Export the scene to a file for sharing on another computer.  This is not the same as saving the scene.
- * Exporting the scene will save the scene and all the assets it uses to a single file.
+ * <p>Export the scene and all the assets used to a single file for sharing on another computer.
+ * This is not the same as saving the scene.</p>
  */
 public class ExportScene extends AbstractAction {
     private static final Logger logger = LoggerFactory.getLogger(SaveScene.class);
     private static final JFileChooser chooser = new JFileChooser();
 
     public ExportScene() {
         super("Export Scene");
+        putValue(SHORT_DESCRIPTION,"Export the scene and all the assets used to a single file.");
     }
 
     /**

src/main/java/com/marginallyclever/ro3/actions/ImportScene.java

@@ -26,6 +26,7 @@ public class ImportScene extends AbstractAction {
 
     public ImportScene() {
         this("Import Scene");
+        putValue(SHORT_DESCRIPTION,"Load a Scene into the existing Scene.");
     }
 
     public ImportScene(String name) {

src/main/java/com/marginallyclever/ro3/actions/LoadScene.java

@@ -17,6 +17,9 @@
 import java.nio.file.Paths;
 import java.security.InvalidParameterException;
 
+/**
+ * Load a scene from a file.  Completely replaces the current Scene.
+ */
 public class LoadScene extends AbstractAction {
     private static final Logger logger = LoggerFactory.getLogger(LoadScene.class);
     private static final JFileChooser chooser = new JFileChooser();
@@ -25,6 +28,7 @@ public class LoadScene extends AbstractAction {
 
     public LoadScene(RecentFilesMenu menu) {
         this(menu,null);
+        putValue(SHORT_DESCRIPTION,"Load a scene from a file.  Completely replaces the current Scene.");
     }
 
     public LoadScene(RecentFilesMenu menu, String filePath) {

src/main/java/com/marginallyclever/ro3/actions/NewScene.java

@@ -10,11 +10,15 @@
 import java.util.ArrayList;
 import java.util.List;
 
+/**
+ * Reset the scene to a new empty scene.
+ */
 public class NewScene extends AbstractAction {
     private static final Logger logger = LoggerFactory.getLogger(NewScene.class);
 
     public NewScene() {
         super("New Scene");
+        putValue(SHORT_DESCRIPTION,"Reset the scene to a new empty scene.");
     }
 
     /**

src/main/java/com/marginallyclever/ro3/actions/RemoveNode.java

@@ -13,6 +13,7 @@ public class RemoveNode extends AbstractAction {
     private final NodeTreeView nodeTreeView;
     public RemoveNode(NodeTreeView nodeTreeView) {
         super("Remove Node");
+        putValue(SHORT_DESCRIPTION,"Remove the selected node(s).");
         this.nodeTreeView = nodeTreeView;
     }
 

src/main/java/com/marginallyclever/ro3/actions/SaveScene.java

@@ -1,6 +1,5 @@
 package com.marginallyclever.ro3.actions;
 
-import com.fasterxml.jackson.databind.ObjectMapper;
 import com.marginallyclever.ro3.Registry;
 import com.marginallyclever.robotoverlord.RobotOverlord;
 import org.slf4j.Logger;
@@ -14,12 +13,16 @@
 import java.io.FileWriter;
 import java.io.IOException;
 
+/**
+ * Save the entire scene to a file.
+ */
 public class SaveScene extends AbstractAction {
     private static final Logger logger = LoggerFactory.getLogger(SaveScene.class);
     private static final JFileChooser chooser = new JFileChooser();
 
     public SaveScene() {
         super("Save Scene");
+        putValue(SHORT_DESCRIPTION,"Save the entire scene to a file.");
     }
 
     /**