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/trunk/DBViewer/delegate.cpp
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/****************************************************************************
**
** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the examples of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** Commercial Usage
** Licensees holding valid Qt Commercial licenses may use this file in
** accordance with the Qt Commercial License Agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and Nokia.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3.0 as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL included in the
** packaging of this file. Please review the following information to
** ensure the GNU General Public License version 3.0 requirements will be
** met: http://www.gnu.org/copyleft/gpl.html.
**
** If you have questions regarding the use of this file, please contact
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****************************************************************************/
 
/*
delegate.cpp
 
A delegate that allows the user to change integer values from the model
using a spin box widget.
*/
 
#include <QtGui>
 
#include "delegate.h"
 
 
//! [0]
SpinBoxDelegate::SpinBoxDelegate(QObject *parent)
: QItemDelegate(parent)
{
}
//! [0]
 
//! [1]
QWidget *SpinBoxDelegate::createEditor(QWidget *parent,
const QStyleOptionViewItem &/* option */,
const QModelIndex &/* index */) const
{
//QSpinBox *editor = new QSpinBox(parent);
//editor->setMinimum(0);
//editor->setMaximum(100);
QComboBox *editor = new QComboBox(parent);
editor->addItem("0");
editor->addItem("1");
editor->addItem("2");
editor->addItem("3");
editor->addItem("4");
editor->addItem("5");
editor->addItem("6");
editor->addItem("7");
editor->addItem("8");
editor->addItem("9");
// editor->addItem("0");
 
return editor;
}
//! [1]
 
//! [2]
void SpinBoxDelegate::setEditorData(QWidget *editor,
const QModelIndex &index) const
{
// int value = index.model()->data(index, Qt::EditRole).toInt();
 
// QSpinBox *spinBox = static_cast<QSpinBox*>(editor);
// spinBox->setValue(value);
QString value = index.model()->data(index, Qt::EditRole).toString();
QComboBox *comboBox = static_cast<QComboBox*>(editor);
if (value == "0") comboBox->setCurrentIndex(0);
if (value == "1") comboBox->setCurrentIndex(1);
if (value == "2") comboBox->setCurrentIndex(2);
if (value == "3") comboBox->setCurrentIndex(3);
if (value == "4") comboBox->setCurrentIndex(4);
if (value == "5") comboBox->setCurrentIndex(5);
if (value == "6") comboBox->setCurrentIndex(6);
if (value == "7") comboBox->setCurrentIndex(7);
if (value == "8") comboBox->setCurrentIndex(8);
if (value == "9") comboBox->setCurrentIndex(9);
comboBox->setEditable(true);
 
 
//comboBox->setItemText(0, value);
 
}
//! [2]
 
//! [3]
void SpinBoxDelegate::setModelData(QWidget *editor, QAbstractItemModel *model,
const QModelIndex &index) const
{
// QSpinBox *spinBox = static_cast<QSpinBox*>(editor);
// spinBox->interpretText();
// int value = spinBox->value();
 
// model->setData(index, value, Qt::EditRole);
 
QComboBox *comboBox = static_cast<QComboBox*>(editor);
int currIndex;
currIndex = comboBox->currentIndex();
QString value = comboBox->itemText(currIndex);
model->setData(index, value, Qt::EditRole);
}
//! [3]
 
//! [4]
void SpinBoxDelegate::updateEditorGeometry(QWidget *editor,
const QStyleOptionViewItem &option, const QModelIndex &/* index */) const
{
editor->setGeometry(option.rect);
}
//! [4]
MyDEDelegate::MyDEDelegate(
bool calpopup,
QObject *parent)
: QItemDelegate(parent),
m_calpopup(calpopup) {
}
 
QWidget *MyDEDelegate::createEditor(
QWidget *parent,
const QStyleOptionViewItem& /* option */,
const QModelIndex& /* index */) const {
QDateEdit *editor = new QDateEdit(parent);
editor->setCalendarPopup(m_calpopup);
editor->installEventFilter(const_cast<MyDEDelegate*>(this));
return editor;
}
 
void MyDEDelegate::setEditorData(
QWidget *editor,
const QModelIndex &index) const {
QDate value = index.model()->data(
index, Qt::EditRole).toDate();
QDateEdit *de = static_cast<QDateEdit*>(editor);
de->setDate(value);
}
 
void MyDEDelegate::setModelData(
QWidget *editor,
QAbstractItemModel *model,
const QModelIndex& index) const {
QDateEdit *de = static_cast<QDateEdit*>(editor);
de->interpretText();
QDate value = de->date();
model->setData(index, value);
}
 
void MyDEDelegate::updateEditorGeometry(
QWidget *editor,
const QStyleOptionViewItem &option,
const QModelIndex& /* index */) const {
editor->setGeometry(option.rect);
}