Delphi 实现目录删除、复制、移动

叁歲伎倆 2021-12-10 06:05 261阅读 0赞

unit MainUnit;  
interface

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

type  
TMainForm = class(TForm)  
Label1: TLabel;  
Label2: TLabel;  
Edit1: TEdit;  
Edit2: TEdit;  
Button1: TButton;  
Button2: TButton;  
Button3: TButton;  
Button4: TButton;  
Button5: TButton;  
procedure Button1Click(Sender: TObject);  
procedure Button2Click(Sender: TObject);  
procedure Button3Click(Sender: TObject);  
procedure Button4Click(Sender: TObject);  
procedure Button5Click(Sender: TObject);  
private  
\{ Private declarations \}  
public  
\{ Public declarations \}  
end;

var  
MainForm: TMainForm;

implementation

\{$R \*.DFM\}

procedure TMainForm.Button1Click(Sender: TObject);  
var  
yDir: String;  
begin  
yDir:= '';  
if SelectDirectory(yDir, \[sdAllowCreate, sdPerformCreate, sdPrompt\], 0) then  
Edit1.Text:= yDir;  
end;

procedure TMainForm.Button2Click(Sender: TObject);  
var  
mdDir: String;  
begin  
mdDir:= '';  
if SelectDirectory(mdDir, \[sdAllowCreate, sdPerformCreate, sdPrompt\], 0) then  
Edit2.Text:= mdDir;  
end;

procedure TMainForm.Button3Click(Sender: TObject);  
var  
OPS: TSHFileOpStruct;  
FromBuf, ToBuf: Array\[0..128\]of Char;  
begin  
FillChar(FromBuf, SizeOf(FromBuf), 0); //初始化数组FromBuf  
FillChar(ToBuf, SizeOf(ToBuf), 0); //初始化数组ToBuf  
StrPCopy(FromBuf, PChar(Edit1.Text)); //将FromBuf填入源目录  
StrPCopy(ToBuf, PChar(Edit2.Text)); //将ToBuf填入目的目录  
with OPS do  
begin  
Wnd:= Handle;  
wFunc:= FO\_COPY; //进行复制  
pFrom:= @FromBuf;  
PTo:= @ToBuf;  
fFlags:= FOF\_NOCONFIRMATION or FOF\_RENAMEONCOLLISION;  
fAnyOperationsAborted:= False;  
hNameMappings:= nil;  
lpszProgressTitle:= nil;  
end;  
if SHFileOperation(OPS)= 0 then  
MessageBox(Handle, '复制成功!', '复制信息', MB\_OK+ MB\_ICONINFORMATION);

end;

procedure TMainForm.Button4Click(Sender: TObject);  
var  
OPS: TSHFileOpStruct;  
FromBuf: Array\[0..128\]of Char;  
begin  
FillChar(FromBuf, SizeOf(FromBuf), 0); //初始化数组FromBuf  
StrPCopy(FromBuf, PChar(Edit1.Text)); //将FromBuf填入源目录  
with OPS do  
begin  
Wnd:= Handle;  
wFunc:= FO\_DELETE; //进行删除  
pFrom:= @FromBuf;  
pTo:= nil;  
fFlags:= FOF\_NOCONFIRMATION;  
lpszProgressTitle:= '正在删除';  
end;  
if SHFileOperation(OPS)= 0 then  
MessageBox(Handle, '删除成功!', '删除信息', MB\_OK+ MB\_ICONINFORMATION);  
end;

procedure TMainForm.Button5Click(Sender: TObject);  
var  
OPS: TSHFileOpStruct;  
FromBuf, ToBuf: Array\[0..128\]of Char;  
begin  
FillChar(FromBuf, SizeOf(FromBuf), 0); //初始化数组FromBuf  
FillChar(ToBuf, SizeOf(ToBuf), 0); //初始化数组ToBuf  
StrPCopy(FromBuf, PChar(Edit1.Text)); //将FromBuf填入源目录  
StrPCopy(ToBuf, PChar(Edit2.Text)); //将ToBuf填入目的目录  
with OPS do  
begin  
Wnd:= Handle;  
wFunc:= FO\_MOVE; //进行移动  
pFrom:= @FromBuf;  
PTo:= @ToBuf;  
fFlags:= FOF\_NOCONFIRMATION or FOF\_RENAMEONCOLLISION;  
fAnyOperationsAborted:= False;  
hNameMappings:= nil;  
lpszProgressTitle:= '正在移动';  
end;  
if SHFileOperation(OPS)= 0 then  
MessageBox(Handle, '移动成功!', '移动信息', MB\_OK+ MB\_ICONINFORMATION);

end;

end.

转载于:https://www.cnblogs.com/fuhuo/p/11152209.html