dirfile_unit.pas

一系列DELPHI的控件如何使用的例子,例子有的比较简单,但是能详细的说明了控件的使用,对许多刚涉足DELPHI的朋友会很有帮助的

unit dirfile_Unit;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, StdCtrls, FileCtrl;

type
  TForm1 = class(TForm)
    DriveComboBox1: TDriveComboBox;
    DirectoryListBox1: TDirectoryListBox;
    FileListBox1: TFileListBox;
    FilterComboBox1: TFilterComboBox;
    Edit1: TEdit;
    procedure DriveComboBox1Change(Sender: TObject);
    procedure DirectoryListBox1Change(Sender: TObject);
    procedure FileListBox1Change(Sender: TObject);
    procedure FormCreate(Sender: TObject);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form1: TForm1;

implementation

{$R *.dfm}

procedure TForm1.DriveComboBox1Change(Sender: TObject);
begin
   DirectoryListBox1.Drive:=form1.DriveComboBox1.Drive;
end;

procedure TForm1.DirectoryListBox1Change(Sender: TObject);
begin
   FileListBox1.Directory:=form1.DirectoryListBox1.Directory;
end;

procedure TForm1.FileListBox1Change(Sender: TObject);
begin
    edit1.text:=filelistbox1.Directory+'\'+edit1.text;
end;

procedure TForm1.FormCreate(Sender: TObject);
begin
  DriveComboBox1.Drive:='d';
  DirectoryListBox1.Directory:='d:\';
  FileListBox1.FileEdit:=Edit1;
  FilterComboBox1.FileList:=FileListBox1;
end;

end.