#include <qmainwindow.h>

#include <qmessagebox.h>

#include <qstatusbar.h>

#include <qapplication.h>

#include <qsqldatabase.h>

#include <qmenubar.h>

#include <qpopupmenu.h>

#include <qapplication.h>

#include <qvbox.h>

#include <qlabel.h>

#include <qlayout.h>

#include <qlineedit.h>

#include <qpushbutton.h>

#include <qworkspace.h>

#include <qdialog.h>

#include "mainpanel.h"

#include "chartwindow.h"

#include "dbconfigureform.h"

#include "infolabel.h"

MainPanel::MainPanel( QWidget *parent, const char *name )

	: QMainWindow( parent, name )

{

	// Initialize the Menu bar

	QPopupMenu *file = new QPopupMenu( this );

	QPopupMenu *actions = new QPopupMenu( this );

	QPopupMenu *database = new QPopupMenu( this );

	database->insertItem( tr("&Connect"), this,

		SLOT(dbConnect()));

	database->insertItem( tr("&Disconnect"), this,

		SLOT(dbDisconnect()));

	database->insertSeparator();

	database->insertItem( tr("Confi&gure"), this,

		SLOT(dbConfigure()));

	file->insertItem( tr("&Quit"), qApp,

		SLOT(quit()),

		tr("Ctrl+Q", "Quit"));

	actions->insertItem( tr("&Chart of Accounts"), this,

		SLOT(accountChart()),

		tr("Ctrl+C", "Action: Chart of Accounts"));

	actions->insertItem( tr("&Transactions"), this,

		SLOT(transactions()),

		tr("Ctrl+T", "Action: Transactions"));

	menuBar()->insertItem( tr("&File"), file );

	menuBar()->insertItem( tr("&Actions"), actions );

	menuBar()->insertItem( tr("&Data Base"), database );

	// Initialize the database configuration

	db_config.host = "localhost";

	db_config.username = "yagl_user";

	db_config.password = "prova";

	db_config.database = "yagl1";

	db_config.driver = "QMYSQL3";

	// Initialize this window (main)

	setCaption( tr("Yet Another GUI Ledger") );

	workspace = new QWorkspace( this );

	setCentralWidget(workspace);

	// Status Bar

	info_connected = new InfoLabel( tr("Database"),

			tr("disconnected"), this );

	statusBar()->addWidget( info_connected );

	// Database pointer

	our_database = NULL;

	// Dialog pointers

	chartW = NULL;

}

void MainPanel::transactions( )

{

	/*

	if (!transactionsD)

		transactionsD = new InfoLabel( tr("Prova"),

			tr("Transactions"), workspace);

	*/

}

void MainPanel::accountChart( )

{

	if (chartW==NULL)

	{

		chartW = new ChartWindow(workspace);

		chartW->show();

		connect(chartW, SIGNAL(destroyed()), this,

			SLOT(accountChartRemoved()));

	}

	qDebug("end of try to opening chartW");

}

void MainPanel::accountChartRemoved( )

{

	chartW = NULL;

	qDebug("chartW to null.");

}

void MainPanel::dbConnect( )

{

	our_database = QSqlDatabase::addDatabase( db_config.driver );

	our_database->setDatabaseName( db_config.database );

	our_database->setUserName( db_config.username );

	our_database->setPassword( db_config.password );

	our_database->setHostName( db_config.host );

	/*

	// Do we really need that ??!??!!?

	if ( db_config.driver == "QMYSQL3" )

		our_database->setPort(3306);

	*/

	qWarning( "Opening database connection..." );

	if ( !our_database->open() )

	{

		QString error_text(

			tr("Database could not connect.\n  Driver: ",

				"db_connect_error_text")

			+ our_database->lastError().driverText()

			+ tr("\n  Database: ", "db_connect_errortext") +

			our_database->lastError().databaseText());

		qWarning( error_text );

		QMessageBox::warning( this, tr("Database connection error"),

				error_text,

				QMessageBox::Ok || QMessageBox::Default,

				QMessageBox::NoButton,

				QMessageBox::NoButton);

	}

	else

	{

		qWarning( "  connection opened." );

		// Let the status bar know

		info_connected->setValue("connected");

	}

}

void MainPanel::dbDisconnect( )

{

	if (our_database)

	{

		qWarning( "Closing database connection..." );

		our_database->close();

		qWarning( "  connection closed." );

		// Let the status bar know

		info_connected->setValue("disconnected");

	}

	else

		qWarning( "We're not connected" );

}

void MainPanel::dbConfigure( )

{

	DBConfigureForm form(&db_config, this );

	form.exec();

}