/***************************************************************************
 *   KSystemLog, a system log viewer tool                                  *
 *   Copyright (C) 2007 by Nicolas Ternisien                               *
 *   nicolas.ternisien@gmail.com                                           *
 *                                                                         *
 *   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.,                                       *
 *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.          *
 ***************************************************************************/

#include "statusBar.h"

#include <QLabel>
#include <QPushButton>
#include <QComboBox>
#include <QTime>

#include <kicon.h>
#include <kglobal.h>

#include <kcombobox.h>
#include <klocale.h>
#include <ksqueezedtextlabel.h>

#include "logging.h"

namespace KSystemLog {

class StatusBarPrivate {

public:

	QLabel* lineCountLabel;
	
	//KSqueezedTextLabel* messageLabel;
	
	KComboBox* messageList;
	
	QLabel* lastModificationLabel;
	
	QPushButton* toggleHistory;
	
};

StatusBar::StatusBar(QWidget* parent) :
	KStatusBar(parent),
	d(new StatusBarPrivate()) {

	d->lineCountLabel = new QLabel("", this);
	d->lineCountLabel->setAlignment(Qt::AlignLeft | Qt::AlignVCenter);
	
	//TODO Set a vertical right border to separate each labels
	/*
	d->lineCountLabel->setFrameStyle(QFrame::Box | QFrame::Sunken);
	d->lineCountLabel->setLineWidth(2);
	d->lineCountLabel->setMidLineWidth(2);
	*/
	addPermanentWidget(d->lineCountLabel, 1);
	
	/*
	d->toggleHistory = new QPushButton(this);
	d->toggleHistory->setIcon(KIcon("view-history"));
	d->toggleHistory->setFlat(true);
	addPermanentWidget(d->toggleHistory, 0);
	
	connect(d->toggleHistory, SIGNAL(clicked()), this, SLOT(toggleHistory()));
	*/
	
/*
	d->messageLabel = new KSqueezedTextLabel("", this);
	d->messageLabel->setAlignment(Qt::AlignLeft);
	d->messageLabel->setTextElideMode(Qt::ElideRight);
	addPermanentWidget(d->messageLabel, 4);
*/
	d->messageList = new KComboBox(this);
	d->messageList->setInsertPolicy(QComboBox::InsertAtTop);
	d->messageList->setMaxVisibleItems(5);
	connect(d->messageList, SIGNAL(currentIndexChanged(int)), this, SLOT(selectLastHistory()));
	
	//TODO Define a specifical palette (and make it works !)
	QPalette palette(d->messageList->palette());
	palette.setColor(QPalette::HighlightedText, Qt::red); //palette.color(QPalette::Base)
	palette.setColor(QPalette::Base, Qt::red); //palette.color(QPalette::Base)
	palette.setColor(QPalette::Text, QColor(212, 140, 95)); //palette.color(QPalette::Base)
	d->messageList->setPalette(palette);
	//d->messageList->repaint();
	
	addPermanentWidget(d->messageList, 4);

	d->lastModificationLabel = new QLabel("", this);
	d->lastModificationLabel->setAlignment(Qt::AlignRight | Qt::AlignVCenter);
	addPermanentWidget(d->lastModificationLabel, 1);
	
	
}

StatusBar::~StatusBar() {
	//QLabels are automatically deleted by Qt
	delete d;
}

void StatusBar::changeLineCountMessage(const QString& lineCountMessage) {
	d->lineCountLabel->setText(lineCountMessage);
}

void StatusBar::changeLastModification(const QTime& lastModification) {
	d->lastModificationLabel->setText(i18n("Last updated: %1.", KGlobal::locale()->formatTime(lastModification, true, false) ));
}

void StatusBar::changeMessage(const QString& message) {
	//d->messageLabel->setText(message);
	d->messageList->insertItem(0, i18n("%1: %2", KGlobal::locale()->formatTime(QTime::currentTime(), true, false), message));
	
	//100 log history message max.
	if (d->messageList->count() > 100) {
		d->messageList->removeItem(d->messageList->count() -1);
	}
	
}

void StatusBar::selectLastHistory() {
	d->messageList->setCurrentIndex(0);
}

void StatusBar::toggleHistory() {
	logDebug() << "Toggling History..." << endl;
	d->messageList->showPopup();
}

}

#include "statusBar.moc"
