/***************************************************************************
*   Copyright (C) 2003 by Roberto Raggi                                   *
*   roberto@kdevelop.org                                                  *
*                                                                         *
*   Copyright (C) 2006 by Jens Dagerbo                                    *
*   jens.dagerbo@swipnet.se                                               *
*                                                                         *
*   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.                                   *
*                                                                         *
***************************************************************************/

#include <tdelistbox.h>
#include <kcombobox.h>
#include <kurlrequester.h>
#include <kdebug.h>
#include <klineedit.h>
#include <tdemessagebox.h>
#include <tdelocale.h>

#include <tqfile.h>
#include <tqdir.h>
#include <tqregexp.h>
#include <cstdlib>

#include "settingsdialog.h"

TQListBoxItem* TQListBox_selectedItem( TQListBox* cpTQListBox )
{
	if ( cpTQListBox->selectionMode() != TQListBox::Single )
		return 0;
	if ( cpTQListBox->isSelected( cpTQListBox->currentItem() ) )
		return cpTQListBox->item( cpTQListBox->currentItem() );
	return 0;
}

SettingsDialog::SettingsDialog( TQWidget* parent, const char* name, WFlags fl )
		: SettingsDialogBase( parent, name, fl )
{
	TQStringList qtdirs;
	qtdirs.push_back( ::getenv( "TQTDIR" ) + TQString("/include") );
	qtdirs.push_back( "/usr/lib/qt3/include" );
	qtdirs.push_back( "/usr/lib/qt/include" );
	qtdirs.push_back( "/usr/share/qt3/include" );
	qtdirs.push_back( "/usr/qt/3/include" );	// gentoo style

	for ( TQStringList::Iterator it = qtdirs.begin(); it != qtdirs.end(); ++it )
	{
		TQString qtdir = *it;
		if ( !qtdir.isEmpty() && isValidTQtDir( qtdir ) )
			if ( !qtListBox->findItem( qtdir, ExactMatch ) )
				qtListBox->insertItem( qtdir );
	}

	qtUrl->setMode( KFile::Directory | KFile::ExistingOnly | KFile::LocalOnly );

	connect( addUrlButton, TQ_SIGNAL(clicked()), this, TQ_SLOT(addUrlButton_clicked()) );
}

SettingsDialog::~SettingsDialog()
{}

void SettingsDialog::slotSelectionChanged( TQListBoxItem* )
{
	if ( !qtListBox->selectedItem() )
	{
		emit enabled( false );
		return ;
	}

	TQDir dir( qtDir() );
	TQStringList qconfigFileList = dir.entryList( "tqconfig-*.h" );
	qtConfiguration->clear();
	TQRegExp rx( "tqconfig-(\\w+)\\.h" );
	for ( TQStringList::Iterator it = qconfigFileList.begin(); it != qconfigFileList.end(); ++it )
	{
		( void ) rx.exactMatch( *it );
		qtConfiguration->insertItem( rx.cap( 1 ) );
	}

	emit enabled( true );
}

bool SettingsDialog::isValidTQtDir( const TQString & path ) const
{
	return TQFile::exists( path + "/tqt.h" );
}

TQString SettingsDialog::qtDir( ) const
{
	return qtListBox->currentText();
}

TQString SettingsDialog::configuration( ) const
{
	return qtConfiguration->currentText();
}
void SettingsDialog::addUrlButton_clicked( )
{
	kdDebug(9000) << k_funcinfo << endl;

	if ( isValidTQtDir( qtUrl->url() ) )
	{
		qtListBox->insertItem( qtUrl->url() );
		if ( TQListBoxItem * item = qtListBox->findItem( qtUrl->url(), ExactMatch ) )
		{
			qtListBox->setSelected( item, true );
		}
		qtUrl->lineEdit()->clear();
	}
	else
	{
		KMessageBox::error( this, i18n("This does not appear to be a valid TQt3 include directory.\nPlease select a different directory."), i18n("Invalid Directory") );
	}

}

#include "settingsdialog.moc"
