//this file is part of notepad++
//Copyright (C)2003 Don HO ( donho@altern.org )
//
//This program is free software; you can redistribute it and/or
//modify it under the terms of the GNU General Public License
//as published by the Free Software Foundation; either
//version 2 of the License, or (at your option) any later version.
//
//This program is distributed in the hope that it will be useful,
//but WITHOUT ANY WARRANTY; without even the implied warranty of
//MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
//GNU General Public License for more details.
//
//You should have received a copy of the GNU General Public License
//along with this program; if not, write to the Free Software
//Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.

#ifndef PROCESSUS_H
#define PROCESSUS_H

#include <windows.h>
#include <string>
using namespace std;

enum progType {WIN32_PROG, CONSOLE_PROG};

class Process 
{
public:
    Process(progType pt = WIN32_PROG) : _type(pt) {};
    Process(const char *cmd, const char *args, const char *cDir, progType pt = WIN32_PROG)
		: _type(pt), _stdoutStr(""), _stderrStr(""), _hPipeOutR(NULL),
		_hPipeErrR(NULL), _hProcess(NULL), _hProcessThread(NULL) {

		strcpy(_command, cmd);
		strcpy(_args,  args);
		strcpy(_curDir, cDir);
		//_pid = id;

		_bProcessEnd = TRUE;
	};

	BOOL run();

	const char * getStdout() const {
		return _stdoutStr.c_str();
	};
	
	const char * getStderr() const {
		return _stderrStr.c_str();
	};

	int getExitCode() const {
		return _exitCode;
	};

	bool hasStdout() {
		return (_stdoutStr.compare("") != 0);
	};

	bool hasStderr() {
		return (_stderrStr.compare("") != 0);
	};
 
protected:
    progType _type;

	// LES ENTREES
    char _command[MAX_PATH];
	char _args[MAX_PATH];
	char _curDir[MAX_PATH];
	
	// LES SORTIES
	string _stdoutStr;
	string _stderrStr;
	int _exitCode;

	// LES HANDLES
    HANDLE _hPipeOutR;
	HANDLE _hPipeErrR;
	HANDLE _hProcess;
	HANDLE _hProcessThread;

	BOOL	_bProcessEnd;

    //UINT _pid;   // process ID assigned by caller
	
	static DWORD WINAPI staticListenerStdOut(void * myself){
		((Process *)myself)->listenerStdOut();
		return 0;
	};
	static DWORD WINAPI staticListenerStdErr(void * myself) {
		((Process *)myself)->listenerStdErr();
		return 0;
	};
	static DWORD WINAPI staticWaitForProcessEnd(void * myself) {
		((Process *)myself)->waitForProcessEnd();
		return 0;
	};

	void listenerStdOut();
	void listenerStdErr();
	void waitForProcessEnd();

	void error(const char *txt2display, BOOL & returnCode, int errCode);
};

#endif //PROCESSUS_H