/* ScummVM - Scumm Interpreter
 * Copyright (C) 2003-2005 Andreas 'Sprawl' Karlsson - Original EPOC port, ESDL
 * Copyright (C) 2003-2005 Lars 'AnotherGuest' Persson - Original EPOC port, Audio System
 * Copyright (C) 2005 Jurgen 'SumthinWicked' Braam - EPOC/CVS maintainer
 * Copyright (C) 2005 The ScummVM project
 *
 * 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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 *
 * $Header$
 */

#include "ScummVMapp.h"
#include <escummvms60.rsg>
#include <apgcli.h>
#include <eikdll.h>

EXPORT_C CApaApplication* NewApplication() {
        return (new CScummVM);
}

CScummVM::CScummVM() {
}

CScummVM::~CScummVM() {
}

CApaDocument* CScummVM::CreateDocumentL()
{
	return new (ELeave) CScummVMDoc(*this);
}

TUid CScummVM::AppDllUid() const
{
	return TUid::Uid(0x101f9b57);
}

CScummVMDoc::CScummVMDoc(CEikApplication& aApp):CAknDocument(aApp) {
}

CScummVMDoc::~CScummVMDoc() {
}

CEikAppUi* CScummVMDoc::CreateAppUiL() {
	return new (ELeave) CScummVMUi;
}

void CScummVMUi::HandleForegroundEventL(TBool aForeground) {
	if(aForeground) {
		BringUpEmulatorL();	
	}
}

CScummVMUi::CScummVMUi() {
}

CScummVMUi::~CScummVMUi() {
	if(iWatcher) {
		iThreadWatch.LogonCancel(iWatcher->iStatus);
		iWatcher->Cancel();
	}
	delete iWatcher;

	iThreadWatch.Close();
}

void CScummVMUi::ConstructL() {
	BaseConstructL();
	TBuf<128> startFile;
	startFile = iEikonEnv->EikAppUi()->Application()->AppFullName();
	TParse parser;
	parser.Set(startFile,NULL,NULL);
	
	startFile = parser.DriveAndPath();
#ifndef __WINS__
	startFile.Append( _L("EScummVM.exe"));
#else
	startFile.Append( _L("EScummVM.dll"));
#endif
	CApaCommandLine* cmdLine=CApaCommandLine::NewLC(startFile);
	RApaLsSession lsSession;
	lsSession.Connect();
	CleanupClosePushL(lsSession);
	lsSession.StartApp(*cmdLine,iThreadId);
	CleanupStack::PopAndDestroy();//close lsSession
	CleanupStack::PopAndDestroy(cmdLine);

	TApaTaskList taskList(iEikonEnv->WsSession());
	TApaTask myTask=taskList.FindApp(TUid::Uid(0x101f9b57));
	myTask.SendToBackground();
	TApaTask exeTask=taskList.FindByPos(0);
	iExeWgId=exeTask.WgId();

	if(iExeWgId == myTask.WgId()) { // Should n't be the same
		Exit();
	}
	if(iThreadWatch.Open(iThreadId)==KErrNone) {
		iWatcher = new (ELeave)CScummWatcher;
		iWatcher->iAppUi=this;
		iThreadWatch.Logon(iWatcher->iStatus);	
	}
}

CScummWatcher::CScummWatcher():CActive(EPriorityStandard) {
	CActiveScheduler::Add(this);
	iStatus=KRequestPending;
	SetActive();
}

CScummWatcher::~CScummWatcher() {
}

void CScummWatcher::DoCancel() {
}

void CScummWatcher::RunL() {
	iAppUi->HandleCommandL(EEikCmdExit);
}

void CScummVMUi::BringUpEmulatorL() {
	RThread thread;
	if(thread.Open(iThreadId)==KErrNone) {
		thread.Close();
		TApaTask apaTask(iEikonEnv->WsSession());
		apaTask.SetWgId(iExeWgId);
		apaTask.BringToForeground();
	}
	else
	{
		iExeWgId=-1;
	}
}

void CScummVMUi::HandleCommandL(TInt aCommand) {
	switch(aCommand) {
	case EEikCmdExit:
	{
		RThread thread;
		if(thread.Open(iThreadId)==KErrNone)
		{
			thread.Terminate(0);
			thread.Close();
		}
		Exit();
	} 
	break;
	}
}

GLDEF_C  TInt E32Dll(TDllReason) {
	return KErrNone;
}