--- oup/current/Tools/MetaEditor.pas	2007/07/13 23:15:47	236
+++ oup/current/Tools/MetaEditor.pas	2007/07/14 16:50:55	238
@@ -30,6 +30,9 @@ type
     VTHPopup: TVTHeaderPopupMenu;
     btn_export: TButton;
     btn_import: TButton;
+    vst_popup: TPopupMenu;
+    vst_newRoot: TMenuItem;
+    vst_setRoot: TMenuItem;
     procedure FormCreate(Sender: TObject);
     procedure VSTInitChildren(Sender: TBaseVirtualTree; Node: PVirtualNode;
       var ChildCount: Cardinal);
@@ -44,10 +47,15 @@ type
     procedure VSTPaintText(Sender: TBaseVirtualTree;
       const TargetCanvas: TCanvas; Node: PVirtualNode; Column: TColumnIndex;
       TextType: TVSTTextType);
+    procedure VSTGetPopupMenu(Sender: TBaseVirtualTree; Node: PVirtualNode;
+      Column: TColumnIndex; const P: TPoint; var AskParent: Boolean;
+      var PopupMenu: TPopupMenu);
+    procedure vst_setRootClick(Sender: TObject);
   private
     root: TTreeElement;
     procedure NewCon(ID: Integer);
   public
+    procedure SetRoot(TreeElem: TTreeElement);
   end;
 
 
@@ -75,30 +83,33 @@ end;
 
 
 procedure TForm_Meta.NewCon(ID: Integer);
+begin
+  if ID >= 0 then
+    SetRoot(ConManager.Connection[FConnectionID].MetaData.Root);
+end;
+
+
+procedure TForm_Meta.SetRoot(TreeElem: TTreeElement);
 var
   i: Integer;
   data: TNodeData;
   node: PVirtualNode;
-  Meta: TMetaManager;
-  root: TTreeElement;
 begin
-  if ID >= 0 then
-  begin
-    //VST
-    VST.Clear;
-    VST.BeginUpdate;
-    root := ConManager.Connection[FConnectionID].MetaData.Root;
-    for i := 0 to root.ChildCount - 1 do
-    begin
-      data.Field := root.Child[i];
-      node := AddVSTEntry(VST, nil, data);
+  if FConnectionID <> TreeElem.ConnectionID then
+    SelectConnection(TreeElem.ConnectionID);
+  root := TreeElem;
+  VST.Clear;
+  VST.BeginUpdate;
+  for i := 0 to root.ChildCount - 1 do
+  begin
+    data.Field := root.Child[i];
+    node := AddVSTEntry(VST, nil, data);
+    if data.Field.ChildCount > 0 then
       VST.HasChildren[node] := True;
-    end;
-    VST.EndUpdate;
   end;
+  VST.EndUpdate;
 end;
 
-
 procedure TForm_Meta.VSTInitChildren(Sender: TBaseVirtualTree;
   Node: PVirtualNode; var ChildCount: Cardinal);
 var
@@ -110,9 +121,6 @@ var
 begin
   data := Sender.GetNodeData(node);
   Meta := ConManager.Connection[ConnectionID].MetaData;
-  if data.Field is TExtension then
-    if TExtension(data.Field).ChildCount = 0 then
-      TExtension(data.Field).InitList;
 
   if data.Field.ChildCount > 0 then
   begin
@@ -240,6 +248,38 @@ end;
 
 
 
+procedure TForm_Meta.VSTGetPopupMenu(Sender: TBaseVirtualTree;
+  Node: PVirtualNode; Column: TColumnIndex; const P: TPoint;
+  var AskParent: Boolean; var PopupMenu: TPopupMenu);
+var
+  data: PNodeData;
+begin
+  inherited;
+  AskParent := False;
+  if Assigned(Node) then
+  begin
+    Sender.Selected[Node] := True;
+    Sender.FocusedNode := Node;
+    data := Sender.GetNodeData(Node);
+    if Column = 0 then
+    begin
+      if TTreeElement(data.Field).GetChildCount > 0 then
+        PopupMenu := vst_popup
+      else
+        PopupMenu := nil;
+    end;
+  end;
+end;
+
+procedure TForm_Meta.vst_setRootClick(Sender: TObject);
+var
+  data: PNodeData;
+begin
+  inherited;
+  data := VST.GetNodeData(VST.FocusedNode);
+  SetRoot(data.Field);
+end;
+
 procedure TForm_Meta.FormClose(Sender: TObject; var Action: TCloseAction);
 begin
 //  Meta.Free;