48e0c4df23
Change-Id: Ic804938fc352291d011800d21e549c10acac66fb Reviewed-by: Lars Knoll <lars.knoll@digia.com>
107 lines
3.8 KiB
C++
107 lines
3.8 KiB
C++
/****************************************************************************
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**
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** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/legal
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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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** $QT_BEGIN_LICENSE:BSD$
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** You may use this file under the terms of the BSD license as follows:
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**
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** "Redistribution and use in source and binary forms, with or without
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** modification, are permitted provided that the following conditions are
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** met:
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** * Redistributions of source code must retain the above copyright
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** notice, this list of conditions and the following disclaimer.
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** * Redistributions in binary form must reproduce the above copyright
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** notice, this list of conditions and the following disclaimer in
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** the documentation and/or other materials provided with the
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** distribution.
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** * Neither the name of Digia Plc and its Subsidiary(-ies) nor the names
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** of its contributors may be used to endorse or promote products derived
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** from this software without specific prior written permission.
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**
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**
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** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE."
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**
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** $QT_END_LICENSE$
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**
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****************************************************************************/
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#include <QtWidgets>
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#include <QtSql>
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#include "tableeditor.h"
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//! [0]
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TableEditor::TableEditor(const QString &tableName, QWidget *parent)
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: QWidget(parent)
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{
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model = new QSqlTableModel(this);
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model->setTable(tableName);
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model->setEditStrategy(QSqlTableModel::OnManualSubmit);
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model->select();
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model->setHeaderData(0, Qt::Horizontal, tr("ID"));
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model->setHeaderData(1, Qt::Horizontal, tr("First name"));
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model->setHeaderData(2, Qt::Horizontal, tr("Last name"));
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//! [0] //! [1]
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QTableView *view = new QTableView;
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view->setModel(model);
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view->resizeColumnsToContents();
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//! [1]
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//! [2]
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submitButton = new QPushButton(tr("Submit"));
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submitButton->setDefault(true);
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revertButton = new QPushButton(tr("&Revert"));
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quitButton = new QPushButton(tr("Quit"));
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buttonBox = new QDialogButtonBox(Qt::Vertical);
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buttonBox->addButton(submitButton, QDialogButtonBox::ActionRole);
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buttonBox->addButton(revertButton, QDialogButtonBox::ActionRole);
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buttonBox->addButton(quitButton, QDialogButtonBox::RejectRole);
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//! [2]
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//! [3]
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connect(submitButton, SIGNAL(clicked()), this, SLOT(submit()));
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connect(revertButton, SIGNAL(clicked()), model, SLOT(revertAll()));
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connect(quitButton, SIGNAL(clicked()), this, SLOT(close()));
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//! [3]
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//! [4]
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QHBoxLayout *mainLayout = new QHBoxLayout;
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mainLayout->addWidget(view);
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mainLayout->addWidget(buttonBox);
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setLayout(mainLayout);
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setWindowTitle(tr("Cached Table"));
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}
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//! [4]
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//! [5]
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void TableEditor::submit()
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{
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model->database().transaction();
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if (model->submitAll()) {
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model->database().commit();
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} else {
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model->database().rollback();
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QMessageBox::warning(this, tr("Cached Table"),
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tr("The database reported an error: %1")
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.arg(model->lastError().text()));
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}
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}
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//! [5]
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