Workaround to avoid exceptions in FindNode() when an Int64 from TDBQuery.RecNo comes in and gets compared to the Cardinal typed VTree.Node.Index.

This commit is contained in:
Ansgar Becker
2012-11-21 05:10:25 +00:00
parent b6a18114f4
commit caaaaedc11

View File

@ -1610,20 +1610,17 @@ var
begin begin
// Helper to find a node by its index // Helper to find a node by its index
Result := nil; Result := nil;
// Grid.RootNodeCount is unfortunately Cardinal, not Int64. if Assigned(ParentNode) then
// Work around that as long as VT does not change that. Node := VT.GetFirstChild(ParentNode)
if (idx >= Low(Cardinal)) or (idx <= High(Cardinal)) then begin else
if Assigned(ParentNode) then Node := VT.GetFirst;
Node := VT.GetFirstChild(ParentNode) while Assigned(Node) do begin
else // Note: Grid.RootNodeCount is unfortunately Cardinal, not UInt64.
Node := VT.GetFirst; if Node.Index = idx then begin
while Assigned(Node) do begin Result := Node;
if Node.Index = idx then begin break;
Result := Node;
break;
end;
Node := VT.GetNextSibling(Node);
end; end;
Node := VT.GetNextSibling(Node);
end; end;
end; end;