src/kitemviews/kstandarditem.cpp

   1 /***************************************************************************
   2  *   Copyright (C) 2012 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 "kstandarditem.h"
  21 #include "kstandarditemmodel.h"
  22
  23 KStandardItem::KStandardItem(KStandardItem* parent) :
  24     QObject(parent),
  25     m_model(nullptr),
  26     m_data()
  27 {
  28 }
  29
  30 KStandardItem::KStandardItem(const QString& text, KStandardItem* parent) :
  31     QObject(parent),
  32     m_model(nullptr),
  33     m_data()
  34 {
  35     setText(text);
  36 }
  37
  38 KStandardItem::KStandardItem(const QString& icon, const QString& text, KStandardItem* parent) :
  39     QObject(parent),
  40     m_model(nullptr),
  41     m_data()
  42 {
  43     setIcon(icon);
  44     setText(text);
  45 }
  46
  47 KStandardItem::~KStandardItem()
  48 {
  49 }
  50
  51 void KStandardItem::setText(const QString& text)
  52 {
  53     setDataValue("text", text);
  54 }
  55
  56 QString KStandardItem::text() const
  57 {
  58     return m_data["text"].toString();
  59 }
  60
  61 void KStandardItem::setIcon(const QString& icon)
  62 {
  63     setDataValue("iconName", icon);
  64 }
  65
  66 QString KStandardItem::icon() const
  67 {
  68     return m_data["iconName"].toString();
  69 }
  70
  71 void KStandardItem::setIconOverlays(const QStringList& overlays)
  72 {
  73     setDataValue("iconOverlays", overlays);
  74 }
  75
  76 QStringList KStandardItem::iconOverlays() const
  77 {
  78     return m_data["iconOverlays"].toStringList();
  79 }
  80
  81 void KStandardItem::setGroup(const QString& group)
  82 {
  83     setDataValue("group", group);
  84 }
  85
  86 QString KStandardItem::group() const
  87 {
  88     return m_data["group"].toString();
  89 }
  90
  91 void KStandardItem::setDataValue(const QByteArray& role, const QVariant& value)
  92 {
  93     const QVariant previous = m_data.value(role);
  94     if (previous == value) {
  95         return;
  96     }
  97
  98     m_data.insert(role, value);
  99     onDataValueChanged(role, value, previous);
 100
 101     if (m_model) {
 102         const int index = m_model->index(this);
 103         QSet<QByteArray> changedRoles;
 104         changedRoles.insert(role);
 105         m_model->onItemChanged(index, changedRoles);
 106         emit m_model->itemsChanged(KItemRangeList() << KItemRange(index, 1), changedRoles);
 107     }
 108 }
 109
 110 QVariant KStandardItem::dataValue(const QByteArray& role) const
 111 {
 112     return m_data[role];
 113 }
 114
 115 void KStandardItem::setData(const QHash<QByteArray, QVariant>& values)
 116 {
 117     const QHash<QByteArray, QVariant> previous = m_data;
 118     m_data = values;
 119     onDataChanged(values, previous);
 120 }
 121
 122 QHash<QByteArray, QVariant> KStandardItem::data() const
 123 {
 124     return m_data;
 125 }
 126
 127 void KStandardItem::onDataValueChanged(const QByteArray& role,
 128                                        const QVariant& current,
 129                                        const QVariant& previous)
 130 {
 131     Q_UNUSED(role)
 132     Q_UNUSED(current)
 133     Q_UNUSED(previous)
 134 }
 135
 136 void KStandardItem::onDataChanged(const QHash<QByteArray, QVariant>& current,
 137                                   const QHash<QByteArray, QVariant>& previous)
 138 {
 139     Q_UNUSED(current)
 140     Q_UNUSED(previous)
 141 }
 142