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ファイルを上書きするプログラムが必要ですが、時にはロックするプロセスがあります。どのプロセスがファイルをロックするのか、どのようにロックを解除するのかを確認するには？どんな機能を使うべきですか？どのプログラムがファイルをロックする
私はインターネット上でこのようなコードを発見しましたが、それは私には役に立ちません。
unit proc;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, ExtCtrls, StdCtrls, ComCtrls, Grids, ValEdit, MTSUtilsUnit, TLHelp32,
Menus, PsAPI;
type
TApp = class
fPID: Integer;
fPArentPID: Integer;
fPIDName: string;
fThread: Integer;
fDLLName: TStringList;
fDLLPath: TStringList;
fDescription: string;
end;
TForm2 = class(TForm)
StatusBar1: TStatusBar;
Panel1: TPanel;
Panel2: TPanel;
Panel3: TPanel;
Panel4: TPanel;
Splitter2: TSplitter;
Edit1: TEdit;
Button1: TButton;
Label1: TLabel;
RichEdit1: TRichEdit;
PopupMenu1: TPopupMenu;
kill1: TMenuItem;
StringGrid1: TStringGrid;
function GetApps(AppName: string): TStringList;
function GetInfo(PID: Integer): string;
function Kill(PID: Integer): Boolean;
procedure kill1Click(Sender: TObject);
procedure Button1Click(Sender: TObject);
procedure FormCreate(Sender: TObject);
procedure StringGrid1SelectCell(Sender: TObject; ACol, ARow: Integer;
var CanSelect: Boolean);
private
{ Private declarations }
public
{ Public declarations }
end;
var
Form2: TForm2;
ApplicationList: TStringList;
row: Integer;
implementation
{$R *.dfm}
function TForm2.Kill(PID: Integer): Boolean;
var fHandle: THandle;
begin
fHandle := OpenProcess(PROCESS_TERMINATE, BOOL(0), PID);
if TerminateProcess(fHandle, 0) then
Result := True
else
Result := False;
CloseHandle(fHandle);
end;
procedure TForm2.kill1Click(Sender: TObject);
var i: Integer;
fApp: TApp;
begin
if Kill(StrToInt(StringGrid1.Cells[1, row])) then
begin
ApplicationList.Delete(row);
StringGrid1.RowCount := ApplicationList.Count;
for i := 1 to ApplicationList.Count - 1 do
begin
fApp := TApp(ApplicationList.Objects[i]);
Form2.StringGrid1.Cells[0,i] := fApp.fPIDName;
Form2.StringGrid1.Cells[1,i] := IntToStr(fApp.fPID);
end;
MessageBox(0, 'Terminate successfully', 'Kill', MB_ICONINFORMATION or MB_OK);
end
else
MessageBox(0, 'Could not terminate process', 'Kill', MB_ICONINFORMATION or MB_OK);
end;
procedure TForm2.StringGrid1SelectCell(Sender: TObject; ACol, ARow: Integer;
var CanSelect: Boolean);
var fApp: TApp;
begin
row := ARow;
RichEdit1.Lines.Clear();
if ApplicationList.Count >= row then
begin
fApp := TApp(ApplicationList.Objects[row]);
RichEdit1.Lines.Add(fApp.fDescription);
end;
end;
procedure TForm2.Button1Click(Sender: TObject);
var i: Integer;
fApp: TApp;
sItem: string;
CanSelect: Boolean;
begin
for i := 0 to ApplicationList.Count - 1 do
begin
fApp := TApp(ApplicationList.Objects[i]);
FreeAndNil(fApp.fDLLName);
FreeAndNil(fApp.fDLLPath);
FreeAndNil(fApp);
end;
FreeAndNil(ApplicationList);
ApplicationList := GetApps(Edit1.Text);
StringGrid1.RowCount := ApplicationList.Count;
for i := 0 to ApplicationList.Count - 1 do
begin
fApp := TApp(ApplicationList.Objects[i]);
StringGrid1.Cells[0,i] := fApp.fPIDName;
StringGrid1.Cells[1,i] := IntToStr(fApp.fPID);
end;
StringGrid1.OnSelectCell(Self, 0, 1, CanSelect);
end;
procedure TForm2.FormCreate(Sender: TObject);
begin
StringGrid1.Cells[0,0] := 'Name';
StringGrid1.Cells[1,0] := 'PID';
end;
function TForm2.GetInfo(PID: Integer): string;
var fHandle: THandle;
fModule: TModuleEntry32;
sInfo: string;
begin
Result := '';
sInfo := 'DLL Name: %s'#13#10 +
'DLL Path: %s'#13#10 +
'ModuleId: %d'#13#10;
fHandle := CreateToolhelp32Snapshot(TH32CS_SNAPMODULE, PID);
if fHandle <> INVALID_HANDLE_VALUE then
if Module32First(fHandle, fModule) then
repeat
if SameText(ExtractFileExt(fModule.szModule), '.dll') then
begin
sInfo := Format(sInfo, [fModule.szModule, fModule.szExePath, fModule.th32ModuleID]);
Result := Result + sInfo;
end;
until not Module32Next(fHandle, fModule);
end;
function TForm2.GetApps(AppName: string): TStringList;
var fHandle: THandle;
fModHandle: THandle;
fProcess: TProcessEntry32;
fModule: TMODULEENTRY32;
App: TApp;
i: Integer;
IsDLL: Boolean;
IsProcess: Boolean;
fDesc: string;
sPath: string;
begin
IsDLL := False;
IsProcess := False;
Result := TStringList.Create();
Result.Clear();
fDesc := 'DLL Name: %s'#13#10 +
'DLL Path: %s'#13#10 +
'ModuleId: %d'#13#10;
fHandle := CreateToolHelp32SnapShot(TH32CS_SNAPPROCESS, 0);
fProcess.dwSize := SizeOf(fProcess);
IsProcess := Process32First(fHandle, fProcess);
while IsProcess do
begin
App := TApp.Create();
App.fDLLName := TStringList.Create();
App.fDLLPath := TStringList.Create();
fModHandle := CreateToolHelp32SnapShot(TH32CS_SNAPMODULE, fProcess.th32ProcessID);
IsDLL := Module32First(fModHandle, fModule);
while IsDLL do
begin
if Edit1.Text <> '' then
sPath := fModule.szModule
else
sPath := ExtractFileExt(fModule.szModule);
if SameText(sPath, Edit1.Text + '.dll') then
begin
App.fPID := fProcess.th32ProcessID;
App.fPIDName := fProcess.szExeFile;
App.fDLLName.Add(fModule.szModule);
App.fDLLPath.Add(fModule.szExePath);
App.fDescription := App.fDescription +
Format(fDesc, [fModule.szModule, fModule.szExePath, fModule.th32ModuleID]);
end;
IsDLL := Module32Next(fModHandle, fModule)
end;
if App.fDLLName.Count > 0 then
Result.AddObject(IntToStr(App.fPID), App);
IsProcess := Process32Next(fHandle, fProcess);
end;
CloseHandle(fHandle);
Result.Count;
end;
end.
これが聞こえる!! 「ファイルが使用中であるかどうかを確認する」またはGoogleの同様の用語を検索すると、十分な情報が得られるはずです... – ComputerSaysNo