src/kitemviews/kitemmodelbase.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2011 by Peter Penz <peter.penz19@gmail.com>             *
   3  *                                                                         *
   4  *   Based on the Itemviews NG project from Trolltech Labs                 *
   5  *                                                                         *
   6  *   This program is free software; you can redistribute it and/or modify  *
   7  *   it under the terms of the GNU General Public License as published by  *
   8  *   the Free Software Foundation; either version 2 of the License, or     *
   9  *   (at your option) any later version.                                   *
  10  *                                                                         *
  11  *   This program is distributed in the hope that it will be useful,       *
  12  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  13  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  14  *   GNU General Public License for more details.                          *
  15  *                                                                         *
  16  *   You should have received a copy of the GNU General Public License     *
  17  *   along with this program; if not, write to the                         *
  18  *   Free Software Foundation, Inc.,                                       *
  19  *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
  20  ***************************************************************************/
  21
  22 #include "kitemmodelbase.h"
  23
  24 KItemModelBase::KItemModelBase(QObject* parent) :
  25     QObject(parent),
  26     m_groupedSorting(false),
  27     m_sortRole(),
  28     m_sortOrder(Qt::AscendingOrder)
  29 {
  30 }
  31
  32 KItemModelBase::KItemModelBase(const QByteArray& sortRole, QObject* parent) :
  33     QObject(parent),
  34     m_groupedSorting(false),
  35     m_sortRole(sortRole),
  36     m_sortOrder(Qt::AscendingOrder)
  37 {
  38 }
  39
  40 KItemModelBase::~KItemModelBase()
  41 {
  42 }
  43
  44 bool KItemModelBase::setData(int index, const QHash<QByteArray, QVariant> &values)
  45 {
  46     Q_UNUSED(index)
  47     Q_UNUSED(values)
  48     return false;
  49 }
  50
  51 void KItemModelBase::setGroupedSorting(bool grouped)
  52 {
  53     if (m_groupedSorting != grouped) {
  54         m_groupedSorting = grouped;
  55         onGroupedSortingChanged(grouped);
  56         emit groupedSortingChanged(grouped);
  57     }
  58 }
  59
  60 bool KItemModelBase::groupedSorting() const
  61 {
  62     return m_groupedSorting;
  63 }
  64
  65 void KItemModelBase::setSortRole(const QByteArray& role, bool resortItems)
  66 {
  67     if (role != m_sortRole) {
  68         const QByteArray previous = m_sortRole;
  69         m_sortRole = role;
  70         onSortRoleChanged(role, previous, resortItems);
  71         emit sortRoleChanged(role, previous);
  72     }
  73 }
  74
  75 QByteArray KItemModelBase::sortRole() const
  76 {
  77     return m_sortRole;
  78 }
  79
  80 void KItemModelBase::setSortOrder(Qt::SortOrder order)
  81 {
  82     if (order != m_sortOrder) {
  83         const Qt::SortOrder previous = m_sortOrder;
  84         m_sortOrder = order;
  85         onSortOrderChanged(order, previous);
  86         emit sortOrderChanged(order, previous);
  87     }
  88 }
  89
  90 QString KItemModelBase::roleDescription(const QByteArray& role) const
  91 {
  92     return role;
  93 }
  94
  95 QList<QPair<int, QVariant> > KItemModelBase::groups() const
  96 {
  97     return QList<QPair<int, QVariant> >();
  98 }
  99
 100 bool KItemModelBase::setExpanded(int index, bool expanded)
 101 {
 102     Q_UNUSED(index)
 103     Q_UNUSED(expanded)
 104     return false;
 105 }
 106
 107 bool KItemModelBase::isExpanded(int index) const
 108 {
 109     Q_UNUSED(index)
 110     return false;
 111 }
 112
 113 bool KItemModelBase::isExpandable(int index) const
 114 {
 115     Q_UNUSED(index)
 116     return false;
 117 }
 118
 119 int KItemModelBase::expandedParentsCount(int index) const
 120 {
 121     Q_UNUSED(index)
 122     return 0;
 123 }
 124
 125 QMimeData* KItemModelBase::createMimeData(const KItemSet& indexes) const
 126 {
 127     Q_UNUSED(indexes)
 128     return nullptr;
 129 }
 130
 131 int KItemModelBase::indexForKeyboardSearch(const QString& text, int startFromIndex) const
 132 {
 133     Q_UNUSED(text)
 134     Q_UNUSED(startFromIndex)
 135     return -1;
 136 }
 137
 138 bool KItemModelBase::supportsDropping(int index) const
 139 {
 140     Q_UNUSED(index)
 141     return false;
 142 }
 143
 144 QString KItemModelBase::blacklistItemDropEventMimeType() const
 145 {
 146     return QStringLiteral("application/x-dolphin-blacklist-drop");
 147 }
 148
 149 void KItemModelBase::onGroupedSortingChanged(bool current)
 150 {
 151     Q_UNUSED(current)
 152 }
 153
 154 void KItemModelBase::onSortRoleChanged(const QByteArray& current, const QByteArray& previous, bool resortItems)
 155 {
 156     Q_UNUSED(current)
 157     Q_UNUSED(previous)
 158     Q_UNUSED(resortItems)
 159 }
 160
 161 void KItemModelBase::onSortOrderChanged(Qt::SortOrder current, Qt::SortOrder previous)
 162 {
 163     Q_UNUSED(current)
 164     Q_UNUSED(previous)
 165 }
 166
 167 QUrl KItemModelBase::url(int index) const
 168 {
 169     return data(index).value("url").toUrl();
 170 }
 171
 172 bool KItemModelBase::isDir(int index) const
 173 {
 174     return data(index).value("isDir").toBool();
 175 }
 176
 177 QUrl KItemModelBase::directory() const
 178 {
 179     return QUrl();
 180 }