Fixed flattening switch for ABCs

src/com/jpexs/decompiler/flash/gui/MainPanel.java

@@ -3737,7 +3737,7 @@ public final class MainPanel extends JPanel implements TreeSelectionListener, Se
                 if (this.openables.contains(treeItemSwf.openableList)) {
                     setTagTreeSelectedNode(getCurrentTree(), treeItem);
                 }
-            } else {
+            } else if (openable != null) {
                 if (this.openables.contains(openable.getOpenableList())) {
                     setTagTreeSelectedNode(getCurrentTree(), treeItem);
                 }

src/com/jpexs/decompiler/flash/gui/taglistview/TagListTreeModel.java

@@ -350,9 +350,9 @@ public class TagListTreeModel extends AbstractTagTreeModel {
     }
     
     @Override
-    public void updateSwf(SWF swf) {
+    public void updateOpenable(Openable openable) {
         swfHeaders.clear();
-        TreePath changedPath = getTreePath(swf == null ? root : swf);
+        TreePath changedPath = getTreePath(openable == null ? root : openable);
         fireTreeStructureChanged(new TreeModelEvent(this, changedPath));
         calculateCollisions();
     }  

src/com/jpexs/decompiler/flash/gui/tagtree/AbstractTagTree.java

@@ -584,7 +584,7 @@ public abstract class AbstractTagTree extends JTree {
         AbstractTagTreeModel ttm = getModel();
         if (ttm != null) {
             List<List<String>> expandedNodes = View.getExpandedNodes(this);
-            ttm.updateSwf(null); // todo: honfika: update only the changed swfs, but there was an exception when i tried it
+            ttm.updateOpenable(null); // todo: honfika: update only the changed swfs, but there was an exception when i tried it
             View.expandTreeNodes(this, expandedNodes);
         }
     } 

src/com/jpexs/decompiler/flash/gui/tagtree/AbstractTagTreeModel.java

@@ -22,6 +22,7 @@ import com.jpexs.decompiler.flash.tags.Tag;
 import com.jpexs.decompiler.flash.timeline.Frame;
 import com.jpexs.decompiler.flash.timeline.TagScript;
 import com.jpexs.decompiler.flash.timeline.Timelined;
+import com.jpexs.decompiler.flash.treeitems.Openable;
 import com.jpexs.decompiler.flash.treeitems.TreeItem;
 import java.util.ArrayList;
 import java.util.HashMap;
@@ -171,7 +172,7 @@ public abstract class AbstractTagTreeModel implements TreeModel {
     public void valueForPathChanged(TreePath path, Object newValue) {
     }
     
-    public abstract void updateSwf(SWF swf);
+    public abstract void updateOpenable(Openable openable);
     
     public TreeItem getParent(TreeItem obj) {
         return (TreeItem)getTreePath(obj).getParentPath().getLastPathComponent();

src/com/jpexs/decompiler/flash/gui/tagtree/TagTreeModel.java

@@ -155,10 +155,11 @@ public class TagTreeModel extends AbstractTagTreeModel {
     }
 
     @Override
-    public void updateSwf(SWF swf) {
+    public void updateOpenable(Openable openable) {
         swfInfos.clear();
-        TreePath changedPath = getTreePath(swf == null ? root : swf);
-        fireTreeStructureChanged(new TreeModelEvent(this, changedPath));
+        abcClassesTree.clear();
+        TreePath changedPath = getTreePath(openable == null ? root : openable);
+        fireTreeStructureChanged(new TreeModelEvent(this, changedPath));        
         calculateCollisions();
     }