/**************************************************************
 * 
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 * 
 *   http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 * 
 *************************************************************/
/* $Id$ */

#include <vos/process.hxx>

#include "VCLKDEApplication.hxx"

#define Region QtXRegion

#include <kapplication.h>
#include <klocale.h>
#include <kaboutdata.h>
#include <kcmdlineargs.h>
#include <kstartupinfo.h>

#undef Region

#include "KDEXLib.hxx"

#include <unx/i18n_im.hxx>
#include <unx/i18n_xkb.hxx>

#include <unx/saldata.hxx>

#include "KDESalDisplay.hxx"

#if OSL_DEBUG_LEVEL > 1
#include <stdio.h>
#endif

KDEXLib::KDEXLib() : 
	SalXLib(),	m_bStartupDone(false), m_pApplication(0),
	m_pFreeCmdLineArgs(0), m_pAppCmdLineArgs(0), m_nFakeCmdLineArgs( 0 )
{
}

KDEXLib::~KDEXLib()
{
	delete (VCLKDEApplication*)m_pApplication;
	
    // free the faked cmdline arguments no longer needed by KApplication
    for( int i = 0; i < m_nFakeCmdLineArgs; i++ )
	{
        free( m_pFreeCmdLineArgs[i] );
	}
	
    delete [] m_pFreeCmdLineArgs;
    delete [] m_pAppCmdLineArgs;
}

void KDEXLib::Init()
{
	SalI18N_InputMethod* pInputMethod = new SalI18N_InputMethod;
	pInputMethod->SetLocale();
	XrmInitialize();

	KAboutData *kAboutData = new KAboutData("OpenOffice",
			"kdelibs4",
			ki18n( "Apache OpenOffice" ),
			"4.2.0",
			ki18n( "Apache OpenOffice with KDE Native Widget Support." ),
			KAboutData::License_File,
			ki18n( "Joint Copyright (c) 2003, 2004, 2005, 2006, 2007, 2008, 2009 Novell, Inc and Apache Software Foundation"),
			ki18n( "Apache OpenOffice is an office suite.\n" ),
			"http://openoffice.apache.org/",
			"issues@openoffice.apache.org" );
			
	kAboutData->addAuthor( ki18n( "Jan Holesovsky" ),
			ki18n( "Original author and maintainer of the KDE NWF." ),
			"kendy@artax.karlin.mff.cuni.cz",
			"http://artax.karlin.mff.cuni.cz/~kendy" );
	kAboutData->addAuthor( ki18n("Roman Shtylman"),
			ki18n( "Porting to KDE 4." ),
			"shtylman@gmail.com", "http://shtylman.com" );
	kAboutData->addAuthor( ki18n("Eric Bischoff"),
			ki18n( "Accessibility fixes, porting to KDE 4." ),
			"bischoff@kde.org" );

	//kAboutData->setProgramIconName("OpenOffice");

	m_nFakeCmdLineArgs = 1;
	int nIdx;
	vos::OExtCommandLine aCommandLine;
	int nParams = aCommandLine.getCommandArgCount();
	rtl::OString aDisplay;
	rtl::OUString aParam, aBin;

	for ( nIdx = 0; nIdx < nParams; ++nIdx ) 
	{
		aCommandLine.getCommandArg( nIdx, aParam );
		if ( !m_pFreeCmdLineArgs && aParam.equalsAscii( "-display" ) && nIdx + 1 < nParams )
		{
			aCommandLine.getCommandArg( nIdx + 1, aParam );
			aDisplay = rtl::OUStringToOString( aParam, osl_getThreadTextEncoding() );

			m_nFakeCmdLineArgs = 3;
			m_pFreeCmdLineArgs = new char*[ m_nFakeCmdLineArgs ];
			m_pFreeCmdLineArgs[ 1 ] = strdup( "-display" );
			m_pFreeCmdLineArgs[ 2 ] = strdup( aDisplay.getStr() );
		}
	}
	if ( !m_pFreeCmdLineArgs )
		m_pFreeCmdLineArgs = new char*[ m_nFakeCmdLineArgs ];

    osl_getExecutableFile( &aParam.pData );
    osl_getSystemPathFromFileURL( aParam.pData, &aBin.pData );
    rtl::OString aExec = rtl::OUStringToOString( aBin, osl_getThreadTextEncoding() );
	m_pFreeCmdLineArgs[0] = strdup( aExec.getStr() );

    // make a copy of the string list for freeing it since
    // KApplication manipulates the pointers inside the argument vector
    // note: KApplication bad !
    m_pAppCmdLineArgs = new char*[ m_nFakeCmdLineArgs ];
    for( int i = 0; i < m_nFakeCmdLineArgs; i++ )
        m_pAppCmdLineArgs[i] = m_pFreeCmdLineArgs[i];

	KCmdLineArgs::init( m_nFakeCmdLineArgs, m_pAppCmdLineArgs, kAboutData );
	
	m_pApplication = new VCLKDEApplication();
	kapp->disableSessionManagement();
	KApplication::setQuitOnLastWindowClosed(false);
	
	Display* pDisp = QX11Info::display();
	SalKDEDisplay *pSalDisplay = new SalKDEDisplay(pDisp);
	
	((VCLKDEApplication*)m_pApplication)->disp = pSalDisplay;

	pInputMethod->CreateMethod( pDisp );
	pInputMethod->AddConnectionWatch( pDisp, (void*)this );
	pSalDisplay->SetInputMethod( pInputMethod );

    PushXErrorLevel( true );
	SalI18N_KeyboardExtension *pKbdExtension = new SalI18N_KeyboardExtension( pDisp );
	XSync( pDisp, False );

	pKbdExtension->UseExtension( ! HasXErrorOccured() );
	PopXErrorLevel();

	pSalDisplay->SetKbdExtension( pKbdExtension );
}

void KDEXLib::doStartup()
{
    if( ! m_bStartupDone )
    {
        KStartupInfo::appStarted();
        m_bStartupDone = true;
        #if OSL_DEBUG_LEVEL > 1
        fprintf( stderr, "called KStartupInfo::appStarted()\n" );
        #endif
    }
}