//TListView列表拒绝添加重复信息 procedure TForm1.Button1Click(Sender: TObject);var i: Integer;begin if (Trim(Edit1.Text)<>'') then begin for i := 0 to ListView1.Items.Count-1 do if Trim(Edit1.Text) = Trim(ListView1.Items[i].Caption) then begin …
The TListView Delphi control displays a list of items in a fashion similar to how Windows Explorer displays files and folders. ViewStyle := Report; CheckBoxes := True; The WindowProc is a special procedure every TControl uses to respond to messages s…