diff -r 000000000000 -r 818e61de6cd1 crashanalysercmd/PerfToolsSharedLibraries/Engine/SymbianUtils/ProcessAndThread/ProcessLauncher.cs --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/crashanalysercmd/PerfToolsSharedLibraries/Engine/SymbianUtils/ProcessAndThread/ProcessLauncher.cs Thu Feb 11 15:50:58 2010 +0200 @@ -0,0 +1,182 @@ +/* +* Copyright (c) 2009 Nokia Corporation and/or its subsidiary(-ies). +* All rights reserved. +* This component and the accompanying materials are made available +* under the terms of "Eclipse Public License v1.0" +* which accompanies this distribution, and is available +* at the URL "http://www.eclipse.org/legal/epl-v10.html". +* +* Initial Contributors: +* Nokia Corporation - initial contribution. +* +* Contributors: +* +* Description: +* +*/ +using System; +using System.Collections.Generic; +using System.Text; +using System.Threading; +using System.Windows.Forms; +using System.Runtime.InteropServices; +using System.ComponentModel; + +namespace SymbianUtils.ProcessAndThread +{ + public class ProcessLauncher + { + #region API + public static int Launch( string aFileName, string aCommandLineArguments, string aCurrentDirectory, bool aShowWindow ) + { + return Launch( aFileName, aCommandLineArguments, aCurrentDirectory, aShowWindow, 0 ); + } + + public static int Launch( string aFileName, string aCommandLineArguments, string aCurrentDirectory, bool aShowWindow, int aWaitTimeInMs ) + { + // See http://msdn.microsoft.com/en-us/library/ms682425.aspx + // See http://msdn2.microsoft.com/en-us/library/ms682425.aspx + // See http://www.pinvoke.net/default.aspx/kernel32/CreateProcess.html + ProcessInformation pi = new ProcessInformation(); + StartupInformation si = new StartupInformation(); + if ( !aShowWindow ) + { + si.dwFlags = STARTF_USESHOWWINDOW; + si.wShowWindow = SW_SHOWMINIMIZED; + } + + si.cb = Marshal.SizeOf( si ); + SecurityAttributes pSec = new SecurityAttributes(); + pSec.nLength = Marshal.SizeOf( pSec ); + SecurityAttributes tSec = new SecurityAttributes(); + tSec.nLength = Marshal.SizeOf( tSec ); + // + int error = 0; + bool suceeded = CreateProcess( aFileName, aCommandLineArguments, ref pSec, ref tSec, false, 0, IntPtr.Zero, aCurrentDirectory, ref si, out pi ) != false; + if ( !suceeded ) + { + error = Marshal.GetLastWin32Error(); + } + else + { + if ( aWaitTimeInMs != 0 ) + { + // Wait + WaitForSingleObject( pi.hProcess, aWaitTimeInMs ); + } + + // Tidy up + CloseHandle( pi.hThread ); + CloseHandle( pi.hProcess ); + + int hResult = GetExitCodeProcess( pi.hProcess, ref error ); + if ( error != 0 ) + { + Win32Exception exception = new Win32Exception( error ); + throw exception; + } + } + // + return error; + } + #endregion + + #region Internal constants + private const int STARTF_USESHOWWINDOW = 0x00000001; + private const int SW_HIDE = 0; + private const int SW_SHOWNORMAL = 1; + private const int SW_SHOWMINIMIZED = 2; + private const int SW_SHOWMAXIMIZED = 3; + #endregion + + #region Internal PInvoke wrappers + [DllImport( "kernel32.dll", SetLastError = true )] + static extern int GetExitCodeProcess( IntPtr hProcess, ref int lpExitCode ); + + [DllImport( "kernel32.dll", SetLastError = true )] + internal static extern bool CreateProcess( string lpApplicationName, + string lpCommandLine, + ref SecurityAttributes lpProcessAttributes, + ref SecurityAttributes lpThreadAttributes, + bool bInheritHandles, + uint dwCreationFlags, + IntPtr lpEnvironment, + string lpCurrentDirectory, + ref StartupInformation lpStartupInfo, + out ProcessInformation lpProcessInformation ); + + [DllImport("kernel32", SetLastError=true, ExactSpelling=true)] + internal static extern Int32 WaitForSingleObject( IntPtr handle, Int32 milliseconds ); + + [DllImport( "kernel32.dll", SetLastError = true )] + [return: MarshalAs( UnmanagedType.Bool )] + internal static extern bool CloseHandle( IntPtr hObject ); + #endregion + } + + public static class ProcessLauncherWithBlockingWait + { + #region API + public static int Launch( string aFileName, string aCommandLineArguments, string aCurrentDirectory ) + { + return Launch( aFileName, aCommandLineArguments, aCurrentDirectory, false ); + } + + public static int Launch( string aFileName, string aCommandLineArguments, string aCurrentDirectory, bool aShowWindow ) + { + LaunchWorkerThread worker = new LaunchWorkerThread( aFileName, aCommandLineArguments, aCurrentDirectory ); + return worker.LaunchAndWait( aShowWindow ); + } + #endregion + } + + #region Internal class + internal class LaunchWorkerThread + { + #region Constructors + public LaunchWorkerThread( string aFileName, string aCommandLineArguments, string aCurrentDirectory ) + { + iFileName = aFileName; + iCommandLineArguments = aCommandLineArguments; + iCurrentDirectory = aCurrentDirectory; + } + #endregion + + #region API + public int LaunchAndWait( bool aShowWindow ) + { + Thread thread = new Thread( new ParameterizedThreadStart( this.ThreadFunction ) ); + thread.Priority = ThreadPriority.BelowNormal; + thread.Start( aShowWindow ); + // + while ( thread.IsAlive ) + { + Application.DoEvents(); + Thread.Sleep( 250 ); + } + // + return iError; + } + #endregion + + #region Internal methods + private void ThreadFunction( object aData ) + { + bool showWindow = (bool) aData; + iError = ProcessLauncher.Launch( iFileName, iCommandLineArguments, iCurrentDirectory, showWindow, (int) WAIT_INFINITE ); + } + #endregion + + #region Internal constants + private static uint WAIT_INFINITE = 0xFFFFFFFF; + #endregion + + #region Data members + private int iError = -1; + private readonly string iFileName; + private readonly string iCommandLineArguments; + private readonly string iCurrentDirectory; + #endregion + } + #endregion +}