需要个类似资源管理器的东西, 首先试了下 TDriveComboBox、TDirectoryListBox、TFileListBox, 嘿! Win31 时代的东西, 不是一般地丑.

试了下 Vcl.Shell.ShellCtrls 下的 TShellComboBox、TShellTreeView、TShellListView, 非常满意! 并且 TShellComboBox 也可以免掉了.

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unit Unit1;interfaceuses  Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,  Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.FileCtrl, Vcl.StdCtrls,  Vcl.ComCtrls;type  TForm1 = class(TForm)    procedure FormCreate(Sender: TObject);  private    procedure TreeViewOnChange(Sender: TObject; Node: TTreeNode);  public  end;var  Form1: TForm1;implementation{$R *.dfm}uses Vcl.Shell.ShellCtrls;var  C: TShellComboBox;  T: TShellTreeView;  L: TShellListView;procedure TForm1.FormCreate(Sender: TObject);begin  C := TShellComboBox.Create(Self);  T := TShellTreeView.Create(Self);  L := TShellListView.Create(Self);  C.Parent := Self;  T.Parent := Self;  L.Parent := Self;  T.Width := Screen.Width div 4;  C.Align := alTop;  T.Align := alLeft;  L.Align := alClient;  T.ShellComboBox := C;  L.ShellTreeView := T;  L.ViewStyle := vsList;  T.OnChange := TreeViewOnChange;end;procedure TForm1.TreeViewOnChange(Sender: TObject; Node: TTreeNode);begin  Caption := T.SelectedFolder.PathName;end;end.

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