unit Unit1;
interface
uses
Windows, Messages, SysUtils, Variants, Classes, Graphics, Controls, Forms,
Dialogs, StdCtrls,Winsvc;
type
TForm1 = class(TForm)
Button1: TButton;
Button2: TButton;
procedure FormCreate(Sender: TObject);
procedure FormClose(Sender: TObject; var Action: TCloseAction);
procedure Button1Click(Sender: TObject);
procedure Button2Click(Sender: TObject);
private
schService:SC_HANDLE;
schSCManager:SC_HANDLE;
ssStatus:TServiceStatus;
{ Private declarations }
public
{ Public declarations }
end;
var
Form1: TForm1;
implementation
{$R *.dfm}
procedure TForm1.FormCreate(Sender: TObject);
begin
schSCManager:=OpenSCManager(nil,nil,SC_MANAGER_ALL_ACCESS);
schService:=OpenService(schSCManager,'alerter',SERVICE_ALL_ACCESS);
end;
procedure TForm1.FormClose(Sender: TObject; var Action: TCloseAction);
begin
CloseServiceHandle(schService);
CloseServiceHandle(schSCManager);
end;
procedure TForm1.Button1Click(Sender: TObject);
var
Argv:PChar;
begin
if StartService(schService,0,Argv) then
begin
form1.caption:='Start Service Now ';
Sleep(1000);
while (QueryServiceStatus(schService,ssStatus)) do
begin
Application.ProcessMessages;
if ssStatus.dwCurrentState=SERVICE_START_PENDING then
begin
form1.caption:=form1.caption+('.');
Sleep(1000);
end else break;
end;
if ssStatus.dwCurrentState=SERVICE_RUNNING then
form1.caption:='Service Start Ok'
else form1.caption:='Service Start Fail';
end
else form1.caption:='Service Start Fail';
end;
procedure TForm1.Button2Click(Sender: TObject);
begin
if ControlService(schService,SERVICE_CONTROL_STOP,ssStatus) then
begin
form1.caption:='Stopping Service Now ';
Sleep(1000);
while (QueryServiceStatus(schService,ssStatus)) do
begin
Application.ProcessMessages;
if ssStatus.dwCurrentState=SERVICE_STOP_PENDING then
begin
form1.caption:=form1.caption+('.');
Sleep(1000);
end else break;
end;
if ssStatus.dwCurrentState=SERVICE_STOPPED then
form1.caption:='Service Stop Ok'
else form1.caption:='Service Stop Fail';
end
else form1.caption:='Service Stop Fail';
end;
end.
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