Title: Bold style for TreeView items
Add CommCtrl string in uses chapter and use TV_ITEM structure for setting attributes of TreeView items.
uses
CommCtrl;
...
procedure TForm1.TreeView1GetSelectedIndex(Sender: TObject;
Node: TTreeNode);
var
Item: TTVItem;
begin
FillChar(Item, Sizeof(Item), 0);
Item.hItem:=Node.ItemId;
Item.Mask:=TVIF_STATE;
Item.StateMask:=TVIS_BOLD or TVIS_CUT;
Item.State:=TVIS_BOLD;
TreeView_SetItem(Node.Handle, Item);
end;