Title: get a list of all running Exe-Files/ Check if a Exe-File is running?
uses
Psapi, tlhelp32;
procedure CreateWin9xProcessList(List: TstringList);
var
hSnapShot: THandle;
ProcInfo: TProcessEntry32;
begin
if List = nil then Exit;
hSnapShot := CreateToolHelp32Snapshot(TH32CS_SNAPPROCESS, 0);
if (hSnapShot THandle(-1)) then
begin
ProcInfo.dwSize := SizeOf(ProcInfo);
if (Process32First(hSnapshot, ProcInfo)) then
begin
List.Add(ProcInfo.szExeFile);
while (Process32Next(hSnapShot, ProcInfo)) do
List.Add(ProcInfo.szExeFile);
end;
CloseHandle(hSnapShot);
end;
end;
procedure CreateWinNTProcessList(List: TstringList);
var
PIDArray: array [0..1023] of DWORD;
cb: DWORD;
I: Integer;
ProcCount: Integer;
hMod: HMODULE;
hProcess: THandle;
ModuleName: array [0..300] of Char;
begin
if List = nil then Exit;
EnumProcesses(@PIDArray, SizeOf(PIDArray), cb);
ProcCount := cb div SizeOf(DWORD);
for I := 0 to ProcCount - 1 do
begin
hProcess := OpenProcess(PROCESS_QUERY_INFORMATION or
PROCESS_VM_READ,
False,
PIDArray[I]);
if (hProcess 0) then
begin
EnumProcessModules(hProcess, @hMod, SizeOf(hMod), cb);
GetModuleFilenameEx(hProcess, hMod, ModuleName, SizeOf(ModuleName));
List.Add(ModuleName);
CloseHandle(hProcess);
end;
end;
end;
procedure GetProcessList(var List: TstringList);
var
ovi: TOSVersionInfo;
begin
if List = nil then Exit;
ovi.dwOSVersionInfoSize := SizeOf(TOSVersionInfo);
GetVersionEx(ovi);
case ovi.dwPlatformId of
VER_PLATFORM_WIN32_WINDOWS: CreateWin9xProcessList(List);
VER_PLATFORM_WIN32_NT: CreateWinNTProcessList(List);
end
end;
function EXE_Running(FileName: string; bFullpath: Boolean): Boolean;
var
i: Integer;
MyProcList: TstringList;
begin
MyProcList := TStringList.Create;
try
GetProcessList(MyProcList);
Result := False;
if MyProcList = nil then Exit;
for i := 0 to MyProcList.Count - 1 do
begin
if not bFullpath then
begin
if CompareText(ExtractFileName(MyProcList.Strings[i]), FileName) = 0 then
Result := True
end
else if CompareText(MyProcList.strings[i], FileName) = 0 then Result := True;
if Result then Break;
end;
finally
MyProcList.Free;
end;
end;
// Example 1: Is a Exe-File running ?
procedure TForm1.Button1Click(Sender: TObject);
begin
if EXE_Running('Notepad.exe', False) then
ShowMessage('EXE is running')
else
ShowMessage('EXE is not running');
end;
// Example 2: List running Exe-Files
procedure TForm1.Button3Click(Sender: TObject);
var
i: Integer;
MyProcList: TstringList;
begin
MyProcList := TStringList.Create;
try
GetProcessList(MyProcList);
if MyProcList = nil then Exit;
for i := 0 to MyProcList.Count - 1 do
ListBox1.Items.Add(MyProcList.Strings[i]);
finally
MyProcList.Free;
end;
end;