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/****************************************************************************
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**
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** Copyright (C) 2010 Nokia Corporation and/or its subsidiary(-ies).
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** All rights reserved.
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** Contact: Nokia Corporation (qt-info@nokia.com)
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**
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** This file is part of the examples of the Qt Toolkit.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial Usage
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** Licensees holding valid Qt Commercial licenses may use this file in
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** accordance with the Qt Commercial License Agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Nokia.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file.  Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Nokia gives you certain additional
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** rights.  These rights are described in the Nokia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file.  Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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** If you have questions regarding the use of this file, please contact
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** Nokia at qt-info@nokia.com.
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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/*
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    delegate.cpp
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    A delegate that allows the user to change integer values from the model
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    using a spin box widget.
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*/
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#include <QtGui>
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#include "delegate.h"
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//! [0]
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SpinBoxDelegate::SpinBoxDelegate(QObject *parent)
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    : QItemDelegate(parent)
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{
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}
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//! [0]
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void SpinBoxDelegate::setInctance(QString newInctance){
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    inctance = newInctance;
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}
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void SpinBoxDelegate::getItems(){
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    QMap <QString, QString> result_map;
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    QSqlQuery q;
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    QString query_str;
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    bool ok;
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73
    if (SpinBoxDelegate::inctance.isEmpty())
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    {
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        items.clear();
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        return;
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    }
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    query_str = tr("select * from `");
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    query_str.append(inctance);
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    query_str.append( tr("`"));
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    q.prepare(query_str);
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    ok = q.exec();
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88
 
89
 
90
 
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    if (!ok) {
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                            /*
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                            QString error_str;
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                            error_str =  tr("       ");
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                            error_str.append(inctance);
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                            QMessageBox::critical( //     .
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                                                                            this,                      //  .
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                                                                            QObject::tr("Database Error"),   // .
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                                                                            q.lastError().text());          //  .
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                                                                        //    tr("       "));    //  .
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                            */
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                            items.clear();
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                            return;
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                        }
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 //   field_inctance = q.record().indexOf(tr("TableWhithInstance"));
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    items.clear();
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    while(q.next()){
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                  QString ID;
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                  QString Name;
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                  ID = q.value(0).toString(); //  ID
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                  Name = q.value(1).toString(); //  Name
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                  items.insert(ID, Name);
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                }
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 //   return result_map;
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}
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//! [1]
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QWidget *SpinBoxDelegate::createEditor(QWidget *parent,
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    const QStyleOptionViewItem &/* option */,
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    const QModelIndex &/* index */) const
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{
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    //QSpinBox *editor = new QSpinBox(parent);
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    //editor->setMinimum(0);
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    //editor->setMaximum(100);
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    QStringList ID_list;
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    QStringList Name_list;
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  // getItems();
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    ID_list = items.keys();
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    Name_list = items.values();
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    QComboBox *editor = new QComboBox(parent);
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/*
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    editor->addItem("0");
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    editor->addItem("1");
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    editor->addItem("2");
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    editor->addItem("3");
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    editor->addItem("4");
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    editor->addItem("5");
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    editor->addItem("6");
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    editor->addItem("7");
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    editor->addItem("8");
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    editor->addItem("9");
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*/
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//  editor->addItem("0");
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161
    editor->addItems(Name_list);
123 pingvin 162
    return editor;
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}
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//! [1]
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166
//! [2]
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void SpinBoxDelegate::setEditorData(QWidget *editor,
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                                    const QModelIndex &index) const
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{
170
   // int value = index.model()->data(index, Qt::EditRole).toInt();
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172
 //   QSpinBox *spinBox = static_cast<QSpinBox*>(editor);
173
 //   spinBox->setValue(value);
174
QString value = index.model()->data(index, Qt::EditRole).toString();
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QComboBox *comboBox = static_cast<QComboBox*>(editor);
126 pingvin 177
 
178
QStringList ID_list;
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QStringList Name_list;
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int curr_index;
181
 
182
ID_list = items.keys();
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Name_list = items.values();
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curr_index = ID_list.indexOf(value);
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if (curr_index==-1) return;
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comboBox->setCurrentIndex(curr_index);
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/****************************************************
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if (value == "0") comboBox->setCurrentIndex(0);
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if (value == "1") comboBox->setCurrentIndex(1);
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if (value == "2") comboBox->setCurrentIndex(2);
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if (value == "3") comboBox->setCurrentIndex(3);
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if (value == "4") comboBox->setCurrentIndex(4);
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if (value == "5") comboBox->setCurrentIndex(5);
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if (value == "6") comboBox->setCurrentIndex(6);
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if (value == "7") comboBox->setCurrentIndex(7);
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if (value == "8") comboBox->setCurrentIndex(8);
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if (value == "9") comboBox->setCurrentIndex(9);
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******************************************************/
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comboBox->setEditable(true);
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//comboBox->setItemText(0, value);
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205
}
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//! [2]
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208
//! [3]
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void SpinBoxDelegate::setModelData(QWidget *editor, QAbstractItemModel *model,
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                                   const QModelIndex &index) const
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{
212
  //  QSpinBox *spinBox = static_cast<QSpinBox*>(editor);
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  //  spinBox->interpretText();
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  //  int value = spinBox->value();
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  //  model->setData(index, value, Qt::EditRole);
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    QStringList ID_list;
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    QStringList Name_list;
123 pingvin 219
 
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    QComboBox *comboBox = static_cast<QComboBox*>(editor);
221
    int currIndex;
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    currIndex = comboBox->currentIndex();
136 pingvin 223
    if (currIndex==-1) return;
126 pingvin 224
  //  QString value = comboBox->itemText(currIndex);
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    ID_list = items.keys();
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    Name_list = items.values();
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229
    QString value = ID_list.at(currIndex);
123 pingvin 230
    model->setData(index, value, Qt::EditRole);
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}
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//! [3]
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234
//! [4]
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void SpinBoxDelegate::updateEditorGeometry(QWidget *editor,
236
    const QStyleOptionViewItem &option, const QModelIndex &/* index */) const
237
{
238
    editor->setGeometry(option.rect);
239
}
240
//! [4]
241
MyDEDelegate::MyDEDelegate(
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                       bool calpopup,
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                       QObject *parent)
244
               : QItemDelegate(parent),
245
                 m_calpopup(calpopup) {
246
   }
247
 
248
   QWidget *MyDEDelegate::createEditor(
249
               QWidget *parent,
250
               const QStyleOptionViewItem& /* option */,
251
               const QModelIndex& /* index */) const {
252
       QDateEdit *editor = new QDateEdit(parent);
253
       editor->setCalendarPopup(m_calpopup);
254
       editor->installEventFilter(const_cast<MyDEDelegate*>(this));
255
       return editor;
256
   }
257
 
258
   void MyDEDelegate::setEditorData(
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                   QWidget *editor,
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                   const QModelIndex &index) const {
261
       QDate value = index.model()->data(
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               index, Qt::EditRole).toDate();
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       QDateEdit *de = static_cast<QDateEdit*>(editor);
264
       de->setDate(value);
265
   }
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267
   void MyDEDelegate::setModelData(
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               QWidget *editor,
269
               QAbstractItemModel *model,
270
               const QModelIndex& index) const {
271
       QDateEdit *de = static_cast<QDateEdit*>(editor);
272
       de->interpretText();
273
       QDate value = de->date();
274
       model->setData(index, value);
275
   }
276
 
277
   void MyDEDelegate::updateEditorGeometry(
278
               QWidget *editor,
279
               const QStyleOptionViewItem &option,
280
               const QModelIndex& /* index */) const {
281
       editor->setGeometry(option.rect);
282
   }
138 pingvin 283
 
284
 
285
 
286
 
287
 
288
   CPictureDelegate::CPictureDelegate( QObject * parent ) : QItemDelegate(parent)
289
   {
290
   }
291
 
292
   void CPictureDelegate::paint(QPainter *painter, const QStyleOptionViewItem &option, const QModelIndex &index) const
293
   {
294
           m_pxPicture.fill( QColor(Qt::white) );
295
 
296
           const QAbstractItemModel * model = index.model();
297
           QString sFileName = model->data( index, Qt::DisplayRole ).toString();
298
 
299
           if ( !sFileName.isEmpty() )
300
                   m_pxPicture.load( sFileName );
301
           else {
302
               //QItemDelegate::paint(painter, option, index);
303
           return;
304
           }
305
 
306
           QPalette::ColorGroup cg = (option.state & QStyle::State_Enabled) ?
307
                                                             ((option.state & QStyle::State_Active) ? QPalette::Normal : QPalette::Inactive ) :
308
                                                             QPalette::Disabled;
309
 
310
            if (option.state & QStyle::State_Selected)
311
                    painter->fillRect(option.rect, option.palette.color(cg, QPalette::Highlight));
312
 
313
           int nX = option.rect.x() + ( ( option.rect.width() - m_pxPicture.rect().width() ) / 2 );
314
           int nY = option.rect.y() + ( ( option.rect.height() - m_pxPicture.rect().height() ) / 2 );
315
           painter->drawPixmap( nX, nY, m_pxPicture );
316
 
317
 
318
       ////    drawFocus(painter, option, option.rect.adjusted(0, 0, -1, -1)); // since we draw the grid ourselves
319
 
320
           /*
321
           QPen pen = painter->pen();
322
           painter->setPen(option.palette.color(QPalette::Mid));
323
           painter->drawLine(option.rect.bottomLeft(), option.rect.bottomRight());
324
           painter->drawLine(option.rect.topRight(), option.rect.bottomRight());
325
           painter->setPen(pen);
326
   */
327
   }