src/kitemviews/kitemlistgroupheader.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  *   http://qt.gitorious.org/qt-labs/itemviews-ng                          *
   6  *                                                                         *
   7  *   This program is free software; you can redistribute it and/or modify  *
   8  *   it under the terms of the GNU General Public License as published by  *
   9  *   the Free Software Foundation; either version 2 of the License, or     *
  10  *   (at your option) any later version.                                   *
  11  *                                                                         *
  12  *   This program is distributed in the hope that it will be useful,       *
  13  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  14  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  15  *   GNU General Public License for more details.                          *
  16  *                                                                         *
  17  *   You should have received a copy of the GNU General Public License     *
  18  *   along with this program; if not, write to the                         *
  19  *   Free Software Foundation, Inc.,                                       *
  20  *   51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA            *
  21  ***************************************************************************/
  22
  23 #include "kitemlistgroupheader.h"
  24
  25 #include "kitemlistview.h"
  26
  27 #include <QPainter>
  28
  29 #include <KDebug>
  30
  31 KItemListGroupHeader::KItemListGroupHeader(QGraphicsWidget* parent) :
  32     QGraphicsWidget(parent, 0),
  33     m_role(),
  34     m_data()
  35 {
  36 }
  37
  38 KItemListGroupHeader::~KItemListGroupHeader()
  39 {
  40 }
  41
  42 void KItemListGroupHeader::setRole(const QByteArray& role)
  43 {
  44     if (m_role != role) {
  45         const QByteArray previous = m_role;
  46         m_role = role;
  47         update();
  48         roleChanged(role, previous);
  49     }
  50 }
  51
  52 QByteArray KItemListGroupHeader::role() const
  53 {
  54     return m_role;
  55 }
  56
  57 void KItemListGroupHeader::setData(const QVariant& data)
  58 {
  59     if (m_data != data) {
  60         const QVariant previous = m_data;
  61         m_data = data;
  62         update();
  63         dataChanged(data, previous);
  64     }
  65 }
  66
  67 QVariant KItemListGroupHeader::data() const
  68 {
  69     return m_data;
  70 }
  71
  72 QSizeF KItemListGroupHeader::sizeHint(Qt::SizeHint which, const QSizeF& constraint) const
  73 {
  74     Q_UNUSED(which);
  75     Q_UNUSED(constraint);
  76     return QSizeF();
  77 }
  78
  79 void KItemListGroupHeader::paint(QPainter* painter, const QStyleOptionGraphicsItem* option, QWidget* widget)
  80 {
  81     Q_UNUSED(option);
  82     Q_UNUSED(widget);
  83     painter->setPen(Qt::darkGreen);
  84     painter->setBrush(QColor(0, 255, 0, 50));
  85     painter->drawRect(rect());
  86
  87     //painter->drawText(rect(), QString::number(m_index));
  88 }
  89
  90 void KItemListGroupHeader::roleChanged(const QByteArray& current, const QByteArray& previous)
  91 {
  92     Q_UNUSED(current);
  93     Q_UNUSED(previous);
  94 }
  95
  96 void KItemListGroupHeader::dataChanged(const QVariant& current, const QVariant& previous)
  97 {
  98     Q_UNUSED(current);
  99     Q_UNUSED(previous);
 100 }
 101
 102 #include "kitemlistgroupheader.moc"