src/dolphinitemcategorizer.cpp

   1 /**
   2   * This file is part of the KDE project
   3   * Copyright (C) 2007 Rafael Fernández López <ereslibre@gmail.com>
   4   *
   5   * This library is free software; you can redistribute it and/or
   6   * modify it under the terms of the GNU Library General Public
   7   * License as published by the Free Software Foundation; either
   8   * version 2 of the License, or (at your option) any later version.
   9   *
  10   * This library is distributed in the hope that it will be useful,
  11   * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12   * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13   * Library General Public License for more details.
  14   *
  15   * You should have received a copy of the GNU Library General Public License
  16   * along with this library; see the file COPYING.LIB.  If not, write to
  17   * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  18   * Boston, MA 02110-1301, USA.
  19   */
  20
  21 #include "dolphinitemcategorizer.h"
  22
  23 #include "dolphinview.h"
  24
  25 #include <klocale.h>
  26 #include <kdirmodel.h>
  27
  28 #include <QtGui/QSortFilterProxyModel>
  29
  30 DolphinItemCategorizer::DolphinItemCategorizer() :
  31     KItemCategorizer()
  32 {
  33 }
  34
  35 DolphinItemCategorizer::~DolphinItemCategorizer()
  36 {
  37 }
  38
  39 QString DolphinItemCategorizer::categoryForItem(const QModelIndex& index,
  40                                                 int sortRole)
  41 {
  42     QString retString;
  43
  44     if (!index.isValid())
  45     {
  46         return retString;
  47     }
  48
  49     int indexColumn;
  50
  51     switch (sortRole)
  52     {
  53         case DolphinView::SortByName:
  54             indexColumn = KDirModel::Name;
  55             break;
  56         case DolphinView::SortBySize:
  57             indexColumn = KDirModel::Size;
  58             break;
  59         default:
  60         return retString;
  61     }
  62
  63     // KDirModel checks columns to know to which role are
  64     // we talking about
  65     QModelIndex theIndex = index.model()->index(index.row(),
  66                                                 indexColumn,
  67                            index.parent());
  68
  69     if (!theIndex.isValid()) {
  70         return retString;
  71     }
  72
  73     QVariant data = theIndex.model()->data(theIndex, Qt::DisplayRole);
  74
  75     const KDirModel *dirModel = qobject_cast<const KDirModel*>(index.model());
  76     KFileItem* item = dirModel->itemForIndex(index);
  77
  78     switch (sortRole)
  79     {
  80     case DolphinView::SortByName:
  81             if (data.toString().size())
  82             {
  83                 if (!item->isHidden() && data.toString().at(0).isLetter())
  84                     retString = data.toString().toUpper().at(0);
  85                 else if (item->isHidden() && data.toString().at(0) == '.' &&
  86                          data.toString().at(1).isLetter())
  87                     retString = data.toString().toUpper().at(1);
  88                 else if (item->isHidden() && data.toString().at(0) == '.' &&
  89                          !data.toString().at(1).isLetter())
  90                     retString = i18n("Others");
  91                 else if (item->isHidden() && data.toString().at(0) != '.')
  92                     retString = data.toString().toUpper().at(0);
  93                 else if (item->isHidden())
  94                     retString = data.toString().toUpper().at(0);
  95                 else
  96                     retString = i18n("Others");
  97             }
  98         break;
  99     case DolphinView::SortBySize:
 100         int fileSize = (item) ? item->size() : -1;
 101         if (item && item->isDir()) {
 102                 retString = i18n("Folders");
 103         } else if (fileSize < 5242880) {
 104             retString = i18n("Small");
 105         } else if (fileSize < 10485760) {
 106             retString = i18n("Medium");
 107         } else {
 108             retString = i18n("Big");
 109         }
 110         break;
 111     }
 112
 113     return retString;
 114 }