Home · All Classes · Main Classes · Grouped Classes · Modules · Functions

tableeditor.cpp Example File
^{sql/cachedtable/tableeditor.cpp}

 /****************************************************************************
 **
 ** Copyright (C) 2004-2008 Trolltech ASA. All rights reserved.
 **
 ** This file is part of the documentation of the Qt Toolkit.
 **
 ** This file may be used under the terms of the GNU General Public
** License versions 2.0 or 3.0 as published by the Free Software
** Foundation and appearing in the files LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file.  Alternatively you may (at
** your option) use any later version of the GNU General Public
** License if such license has been publicly approved by Trolltech ASA
** (or its successors, if any) and the KDE Free Qt Foundation. In
** addition, as a special exception, Trolltech gives you certain
** additional rights. These rights are described in the Trolltech GPL
** Exception version 1.2, which can be found at
** http://www.trolltech.com/products/qt/gplexception/ and in the file
** GPL_EXCEPTION.txt in this package.
**
** Please review the following information to ensure GNU General
** Public Licensing requirements will be met:
** http://trolltech.com/products/qt/licenses/licensing/opensource/. If
** you are unsure which license is appropriate for your use, please
** review the following information:
** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
** or contact the sales department at [email protected].
**
** In addition, as a special exception, Trolltech, as the sole
** copyright holder for Qt Designer, grants users of the Qt/Eclipse
** Integration plug-in the right for the Qt/Eclipse Integration to
** link to functionality provided by Qt Designer and its related
** libraries.
**
** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE. Trolltech reserves all rights not expressly
** granted herein.
 **
 ** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
 ** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
 **
 ****************************************************************************/

 #include <QtGui>
 #include <QtSql>

 #include "tableeditor.h"

 TableEditor::TableEditor(const QString &tableName, QWidget *parent)
     : QDialog(parent)
 {
     model = new QSqlTableModel(this);
     model->setTable(tableName);
     model->setEditStrategy(QSqlTableModel::OnManualSubmit);
     model->select();

     model->setHeaderData(0, Qt::Horizontal, tr("ID"));
     model->setHeaderData(1, Qt::Horizontal, tr("First name"));
     model->setHeaderData(2, Qt::Horizontal, tr("Last name"));

     QTableView *view = new QTableView;
     view->setModel(model);

     submitButton = new QPushButton(tr("Submit"));
     submitButton->setDefault(true);
     revertButton = new QPushButton(tr("&Revert"));
     quitButton = new QPushButton(tr("Quit"));

     buttonBox = new QDialogButtonBox(Qt::Vertical);
     buttonBox->addButton(submitButton, QDialogButtonBox::ActionRole);
     buttonBox->addButton(revertButton, QDialogButtonBox::ActionRole);
     buttonBox->addButton(quitButton, QDialogButtonBox::RejectRole);

     connect(submitButton, SIGNAL(clicked()), this, SLOT(submit()));
     connect(revertButton, SIGNAL(clicked()), model, SLOT(revertAll()));
     connect(quitButton, SIGNAL(clicked()), this, SLOT(close()));

     QHBoxLayout *mainLayout = new QHBoxLayout;
     mainLayout->addWidget(view);
     mainLayout->addWidget(buttonBox);
     setLayout(mainLayout);

     setWindowTitle(tr("Cached Table"));
 }

 void TableEditor::submit()
 {
     model->database().transaction();
     if (model->submitAll()) {
         model->database().commit();
     } else {
         model->database().rollback();
         QMessageBox::warning(this, tr("Cached Table"),
                              tr("The database reported an error: %1")
                              .arg(model->lastError().text()));
     }
 }