examples/sql/cachedtable/tableeditor.cpp
changeset 0 1918ee327afb
child 4 3b1da2848fc7
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/examples/sql/cachedtable/tableeditor.cpp	Mon Jan 11 14:00:40 2010 +0000
@@ -0,0 +1,106 @@
+/****************************************************************************
+**
+** Copyright (C) 2009 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.
+**
+** $QT_BEGIN_LICENSE:LGPL$
+** No Commercial Usage
+** This file contains pre-release code and may not be distributed.
+** You may use this file in accordance with the terms and conditions
+** contained in the Technology Preview License Agreement accompanying
+** this package.
+**
+** 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.
+**
+** If you have questions regarding the use of this file, please contact
+** Nokia at qt-info@nokia.com.
+**
+**
+**
+**
+**
+**
+**
+**
+** $QT_END_LICENSE$
+**
+****************************************************************************/
+
+#include <QtGui>
+#include <QtSql>
+
+#include "tableeditor.h"
+
+//! [0]
+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"));
+
+//! [0] //! [1]
+    QTableView *view = new QTableView;
+    view->setModel(model);
+//! [1]
+
+//! [2]
+    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);
+//! [2]
+
+//! [3]
+    connect(submitButton, SIGNAL(clicked()), this, SLOT(submit()));
+    connect(revertButton, SIGNAL(clicked()), model, SLOT(revertAll()));
+    connect(quitButton, SIGNAL(clicked()), this, SLOT(close()));
+//! [3]
+
+//! [4]
+    QHBoxLayout *mainLayout = new QHBoxLayout;
+    mainLayout->addWidget(view);
+    mainLayout->addWidget(buttonBox);
+    setLayout(mainLayout);
+
+    setWindowTitle(tr("Cached Table"));
+}
+//! [4]
+
+//! [5]
+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()));
+    }
+}
+//! [5]