unit1.pas.~16~

Delphi 2005程序设计教程_实例源文件和教学课件

unit Unit1;

interface

uses
  Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
  Dialogs, Borland.Vcl.FileCtrl, Borland.Vcl.StdCtrls, System.ComponentModel,
  Borland.Vcl.Menus,unit2,System.Text;

type
  TForm3 = class(TForm)
    FileListBox1: TFileListBox;
    DirectoryListBox1: TDirectoryListBox;
    DriveComboBox1: TDriveComboBox;
    MainMenu1: TMainMenu;
    F1: TMenuItem;
    N1: TMenuItem;
    N2: TMenuItem;
    N3: TMenuItem;
    N4: TMenuItem;
    N5: TMenuItem;
    N6: TMenuItem;
    E1: TMenuItem;
    jianqie1: TMenuItem;
    N7: TMenuItem;
    N8: TMenuItem;
    N9: TMenuItem;
    N10: TMenuItem;
    N11: TMenuItem;
    procedure N11Click(Sender: TObject);
    procedure N9Click(Sender: TObject);
    procedure N8Click(Sender: TObject);
    procedure N7Click(Sender: TObject);
    procedure jianqie1Click(Sender: TObject);
    procedure N6Click(Sender: TObject);
    procedure N5Click(Sender: TObject);
    procedure N4Click(Sender: TObject);
    procedure N2Click(Sender: TObject);
    procedure FormCrete(Sender: TObject);
    procedure DriveComboBox1Change(Sender: TObject);
    procedure DirectoryListBox1Change(Sender: TObject);
    procedure Copy(sName:string);
  private
    { Private declarations }
  public
    { Public declarations }
  end;

var
  Form3: TForm3;

implementation

{$R *.nfm}
var
 dir:string;
 fileName:string;
procedure TForm3.DirectoryListBox1Change(Sender: TObject);
begin
  FileListBox1.Directory :=DirectoryListbox1.Directory ;
  Form3.Caption :=DirectoryListBox1.Directory;
end;

procedure TForm3.DriveComboBox1Change(Sender: TObject);
begin
  DirectoryListbox1.Drive :=DriveComboBox1.Drive ;
end;

procedure TForm3.FormCrete(Sender: TObject);
begin
 Form3.Caption :=DirectoryListBox1.Directory;
end;

//属性
procedure TForm3.N2Click(Sender: TObject);
var
  att:word;
begin
  Form2.Label2.Caption :=FileListBox1.Items [FileListBox1.ItemIndex ];
  Form2.Label3.Caption :=FileListBox1.Directory ;
  Form2.Label4.Caption :=DateTimeTOStr(FileDateToDateTime(FileAge(FileListBox1.FileName)));
  att:=  FileGetAttr(Form2.Label2.Caption);
  Form2.CheckBox1.Checked :=(att and faReadOnly)=faReadOnly;
  Form2.CheckBox2.Checked :=(att and faHidden)=faHidden;
  Form2.ShowModal;
end;

 //退出
procedure TForm3.N4Click(Sender: TObject);
begin
  Close;
end;

//新建文件
procedure TForm3.N5Click(Sender: TObject);
var
  fName:string;
begin
  fName:= Dialogs.InputBox('新建文件','请输入文件名称','') ;
  if fName<>'' then
  begin
    fName:=DirectoryListBox1.Directory +'\'+ fName ;
    FileCreate(fName);
    if IOResult<>0 then
      MessageDlg('Can not Create '+ fName,mtWarning,[mbOk],0);
    FileListBox1.Update;
  end;
end;

//新建文件夹
procedure TForm3.N6Click(Sender: TObject);
var
  dir:string;
begin
  dir:=Dialogs.InputBox('新建文件夹','请输入文件夹名称','') ;
  if dir<>'' then
    dir:=ExpandFileName(dir);
  MkDir(dir);
  if IOResult<>0 then
    MessageDlg('Can not Create directory',mtWarning,[mbOk],0);
  DirectoryListBox1.Update ;
end;

//剪切
procedure TForm3.jianqie1Click(Sender: TObject);
begin
  N7Click(Sender);
  DeleteFile(FileListBox1.FileName);
end;

//复制
procedure TForm3.N7Click(Sender: TObject);
var
  a:System.Text.StringBuilder;
begin
  a:= System.Text.StringBuilder.Create(255) ;
  GetTempPath(255,a); 
  dir:=a.ToString;
  a.Free;
  fileName:= FileListBox1.Items [FileListBox1.ItemIndex ]
  if FileListBox1.FileName <>'' then
    Copy(fileName);
end;

//复制文件
procedure TForm3.Copy(sName:string);
var
  s,t:TFileStream;
begin
  s:=TFileStream.Create(sName,fmOpenRead);
  try
    SetCurrentDir(str);
    t:=TFileStream.Create(sName,fmOpenWrite or fmCreate) ;
    try
      t.CopyFrom(s,s.Size);
    finally
      t.Free ;
    end;
  finally
    s.Free ;
  end;
end;

// 粘贴
procedure TForm3.N8Click(Sender: TObject);
var
  s,t:TFileStream;
begin
  s:=TFileStream.Create(sName,fmOpenRead);
  try
    SetCurrentDir(str);
    t:=TFileStream.Create(sName,fmOpenWrite or fmCreate) ;
    try
      t.CopyFrom(s,s.Size);
    finally
      t.Free ;
    end;
  finally
    s.Free ;
  end;
end;

//删除
procedure TForm3.N9Click(Sender: TObject);
begin
  if FileListBox1.Focused then
  begin
    if FileListBox1.FileName<>'' then
    begin
      if MessageDlg('确定要删除'+FileListBox1.Items [FileListBox1.ItemIndex ]+'吗？',mtInformation,[mbYes,mbNo],0)=mrYes then
        DeleteFile(FileListBox1.FileName);
      FileListBox1.Update ;
    end;
  end;
  if DirectoryListBox1.Focused then
  begin
    if DirectoryListBox1.Directory<>'' then
    begin
      if MessageDlg('确定要删除'+DirectoryListBox1.Items[DirectoryListBox1.ItemIndex ]+'吗？',mtInformation,[mbYes,mbNo],0)=mrYes then
        RemoveDir(DirectoryListBox1.Directory);
      DirectoryListBox1.Update ;
    end;
  end;
end;
procedure TForm3.N11Click(Sender: TObject);
var
  newName:string;
begin 
  if DirectoryListBox1.Focused then
  begin
    newName:=Dialogs.InputBox('重命名文件夹','请输入新的文件夹名称','') ;
    if newName<>'' then
      RenameFile(DirectoryListBox1.Items[DirectoryListBox1.ItemIndex],newName);
    DirectoryListBox1.Update ;
  end; 
  if FileListBox1.Focused then
  begin
    newName:=Dialogs.InputBox('重命名文件','请输入新的文件名','') ;
    if newName<>'' then
      RenameFile(FileListBox1.Items [FileListBox1.ItemIndex ],newName);
    FileListBox1.Update ;
  end;
end;

end.