src/kitemviews/kfileitemlistwidget.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2011 by Peter Penz <peter.penz19@gmail.com>             *
   3  *                                                                         *
   4  *   This program is free software; you can redistribute it and/or modify  *
   5  *   it under the terms of the GNU General Public License as published by  *
   6  *   the Free Software Foundation; either version 2 of the License, or     *
   7  *   (at your option) any later version.                                   *
   8  *                                                                         *
   9  *   This program is distributed in the hope that it will be useful,       *
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  12  *   GNU General Public License for more details.                          *
  13  *                                                                         *
  14  *   You should have received a copy of the GNU General Public License     *
  15  *   along with this program; if not, write to the                         *
  16  *   Free Software Foundation, Inc.,                                       *
  17  *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
  18  ***************************************************************************/
  19
  20 #include "kfileitemlistwidget.h"
  21
  22 #include <KDebug>
  23 #include <KGlobal>
  24 #include <KLocale>
  25 #include <KIO/MetaData>
  26 #include <QDateTime>
  27
  28 KFileItemListWidgetInformant::KFileItemListWidgetInformant() :
  29     KStandardItemListWidgetInformant()
  30 {
  31 }
  32
  33 KFileItemListWidgetInformant::~KFileItemListWidgetInformant()
  34 {
  35 }
  36
  37 QString KFileItemListWidgetInformant::roleText(const QByteArray& role,
  38                                                const QHash<QByteArray, QVariant>& values) const
  39 {
  40     QString text;
  41     const QVariant roleValue = values.value(role);
  42
  43     // Implementation note: In case if more roles require a custom handling
  44     // use a hash + switch for a linear runtime.
  45
  46     if (role == "size") {
  47         if (values.value("isDir").toBool()) {
  48             // The item represents a directory. Show the number of sub directories
  49             // instead of the file size of the directory.
  50             if (!roleValue.isNull()) {
  51                 const int count = roleValue.toInt();
  52                 if (count < 0) {
  53                     text = i18nc("@item:intable", "Unknown");
  54                 } else {
  55                     text = i18ncp("@item:intable", "%1 item", "%1 items", count);
  56                 }
  57             }
  58         } else {
  59             const KIO::filesize_t size = roleValue.value<KIO::filesize_t>();
  60             text = KGlobal::locale()->formatByteSize(size);
  61         }
  62     } else if (role == "date") {
  63         const QDateTime dateTime = roleValue.toDateTime();
  64         text = KGlobal::locale()->formatDateTime(dateTime);
  65     } else {
  66         text = KStandardItemListWidgetInformant::roleText(role, values);
  67     }
  68
  69     return text;
  70 }
  71
  72 KFileItemListWidget::KFileItemListWidget(KItemListWidgetInformant* informant, QGraphicsItem* parent) :
  73     KStandardItemListWidget(informant, parent)
  74 {
  75 }
  76
  77 KFileItemListWidget::~KFileItemListWidget()
  78 {
  79 }
  80
  81 KItemListWidgetInformant* KFileItemListWidget::createInformant()
  82 {
  83     return new KFileItemListWidgetInformant();
  84 }
  85
  86 bool KFileItemListWidget::isRoleRightAligned(const QByteArray& role) const
  87 {
  88     return role == "size";
  89 }
  90
  91 #include "kfileitemlistwidget.moc"