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DLListDelegate.h
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DLListDelegate.h
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/*
* Bittorrent Client using Qt4 and libtorrent.
* Copyright (C) 2006 Christophe Dumez
*
* 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.
*
* Contact : [email protected]
*/
#ifndef DLLISTDELEGATE_H
#define DLLISTDELEGATE_H
#include <QItemDelegate>
#include <QModelIndex>
#include <QPainter>
#include <QStyleOptionProgressBarV2>
#include <QProgressBar>
#include <QApplication>
#include "misc.h"
// Defines for download list list columns
#define NAME 0
#define SIZE 1
#define PROGRESS 2
#define DLSPEED 3
#define UPSPEED 4
#define SEEDSLEECH 5
#define RATIO 6
#define ETA 7
#define HASH 8
class DLListDelegate: public QItemDelegate {
Q_OBJECT
public:
DLListDelegate(QObject *parent) : QItemDelegate(parent){}
~DLListDelegate(){}
void paint(QPainter * painter, const QStyleOptionViewItem & option, const QModelIndex & index) const{
char tmp[MAX_CHAR_TMP];
QStyleOptionViewItemV3 opt = QItemDelegate::setOptions(index, option);
switch(index.column()){
case SIZE:
QItemDelegate::drawBackground(painter, opt, index);
QItemDelegate::drawDisplay(painter, opt, option.rect, misc::friendlyUnit(index.data().toLongLong()));
break;
case ETA:
QItemDelegate::drawBackground(painter, opt, index);
QItemDelegate::drawDisplay(painter, opt, option.rect, misc::userFriendlyDuration(index.data().toLongLong()));
break;
case UPSPEED:
case DLSPEED:{
QItemDelegate::drawBackground(painter, opt, index);
float speed = index.data().toDouble();
snprintf(tmp, MAX_CHAR_TMP, "%.1f", speed/1024.);
QItemDelegate::drawDisplay(painter, opt, opt.rect, QString(tmp)+" "+tr("KiB/s"));
break;
}
case RATIO:{
QItemDelegate::drawBackground(painter, opt, index);
float ratio = index.data().toDouble();
snprintf(tmp, MAX_CHAR_TMP, "%.1f", ratio);
QItemDelegate::drawDisplay(painter, opt, opt.rect, QString(tmp));
break;
}
case PROGRESS:{
QStyleOptionProgressBarV2 newopt;
QPalette::ColorGroup cg = option.state & QStyle::State_Enabled ? QPalette::Normal : QPalette::Disabled;
float progress;
progress = index.data().toDouble()*100.;
snprintf(tmp, MAX_CHAR_TMP, "%.1f", progress);
newopt.rect = opt.rect;
newopt.text = QString(tmp)+"%";
newopt.progress = (int)progress;
newopt.maximum = 100;
newopt.minimum = 0;
newopt.state |= QStyle::State_Enabled;
newopt.textVisible = false;
QApplication::style()->drawControl(QStyle::CE_ProgressBar, &newopt,
painter);
//We prefer to display text manually to control color/font/boldness
if (option.state & QStyle::State_Selected){
opt.palette.setColor(QPalette::Text, QColor("grey"));
painter->setPen(opt.palette.color(cg, QPalette::Text));
}
painter->drawText(opt.rect, Qt::AlignCenter, newopt.text);
break;
}
default:
QItemDelegate::paint(painter, option, index);
}
}
QSize sizeHint(const QStyleOptionViewItem & option, const QModelIndex & index) const{
QVariant value = index.data(Qt::FontRole);
QFont fnt = value.isValid() ? qvariant_cast<QFont>(value) : option.font;
QFontMetrics fontMetrics(fnt);
const QString text = index.data(Qt::DisplayRole).toString();
QRect textRect = QRect(0, 0, 0, fontMetrics.lineSpacing() * (text.count(QLatin1Char('\n')) + 1));
return textRect.size();
}
QWidget* createEditor(QWidget*, const QStyleOptionViewItem &, const QModelIndex &) const {
// No editor here
return 0;
}
};
#endif