fixed some terrain editor texture table refresh bugs when terrain is added/deleted

git-svn-id: https://jmonkeyengine.googlecode.com/svn/trunk@8274 75d07b2b-3a1a-0410-a2c5-0572b91ccdca

jme3-terrain-editor/src/com/jme3/gde/terraineditor/TerrainEditorController.java

@@ -57,6 +57,7 @@ import com.jme3.texture.Texture;
 import com.jme3.texture.Texture.WrapMode;
 import com.jme3.util.SkyFactory;
 import java.awt.image.BufferedImage;
+import java.beans.PropertyChangeEvent;
 import java.io.File;
 import java.io.IOException;
 import java.util.ArrayList;
@@ -70,6 +71,10 @@ import jme3tools.converters.ImageToAwt;
 import org.openide.cookies.SaveCookie;
 import org.openide.filesystems.FileObject;
 import org.openide.loaders.DataObject;
+import org.openide.nodes.NodeEvent;
+import org.openide.nodes.NodeListener;
+import org.openide.nodes.NodeMemberEvent;
+import org.openide.nodes.NodeReorderEvent;
 import org.openide.util.Exceptions;
 import org.openide.util.Lookup;
 
@@ -79,7 +84,7 @@ import org.openide.util.Lookup;
  * @author normenhansen, bowens
  */
 @SuppressWarnings("unchecked")
-public class TerrainEditorController {
+public class TerrainEditorController implements NodeListener {
     private JmeSpatial jmeRootNode;
     private Node terrainNode;
     private Node rootNode;
@@ -122,6 +127,7 @@ public class TerrainEditorController {
         terrainSaveCookie.rootNode = jmeRootNode;
         this.currentFileObject.setSaveCookie(terrainSaveCookie);
         this.topComponent = topComponent;
+        this.jmeRootNode.addNodeListener(this);
     }
 
     public void setToolController(TerrainToolController toolController) {
@@ -1060,6 +1066,27 @@ public class TerrainEditorController {
         setNeedsSave(true);
     }
 
+    public void propertyChange(PropertyChangeEvent evt) {
+    }
+    
+    public void childrenAdded(NodeMemberEvent ev) {
+        topComponent.reinitTextureTable();
+    }
+
+    public void childrenRemoved(NodeMemberEvent ev) {
+        terrainNode = null;
+        Node t = getTerrain(rootNode);
+        if (t == null)
+            topComponent.reinitTextureTable();
+    }
+
+    public void childrenReordered(NodeReorderEvent ev) {
+    }
+
+    public void nodeDestroyed(NodeEvent ev) {
+        
+    }
+    
     /**
      * Re-attach the camera to the LOD control.
      * Called when the scene is opened and will only

jme3-terrain-editor/src/com/jme3/gde/terraineditor/TerrainEditorTopComponent.java

@@ -1148,7 +1148,7 @@ public final class TerrainEditorTopComponent extends TopComponent implements Sce
     /**
      * re-initialize the texture rows in the texture table to match the given terrain.
      */
-    private void reinitTextureTable() {
+    protected void reinitTextureTable() {
 
         TextureCellRendererEditor rendererTexturer = new TextureCellRendererEditor();
         textureTable.getColumnModel().getColumn(1).setCellRenderer(rendererTexturer); // diffuse
@@ -1159,9 +1159,8 @@ public final class TerrainEditorTopComponent extends TopComponent implements Sce
         textureTable.getColumnModel().getColumn(2).setCellEditor(rendererNormal);
 
         // empty out the table
-        for (int i = 0; i < textureTable.getModel().getRowCount(); i++) {
-            ((TextureTableModel) textureTable.getModel()).removeRow(i);
-        }
+        while (textureTable.getModel().getRowCount() > 0)
+             ((TextureTableModel) textureTable.getModel()).removeRow(0);
 
         if (editorController.getTerrain(null) == null) {
             return;