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Diffstat (limited to 'examples/quickcontrols/controls/calendar/src/sqleventmodel.cpp')
-rw-r--r-- | examples/quickcontrols/controls/calendar/src/sqleventmodel.cpp | 113 |
1 files changed, 113 insertions, 0 deletions
diff --git a/examples/quickcontrols/controls/calendar/src/sqleventmodel.cpp b/examples/quickcontrols/controls/calendar/src/sqleventmodel.cpp new file mode 100644 index 00000000..d7cad179 --- /dev/null +++ b/examples/quickcontrols/controls/calendar/src/sqleventmodel.cpp @@ -0,0 +1,113 @@ +/**************************************************************************** +** +** Copyright (C) 2016 The Qt Company Ltd. +** Contact: https://www.qt.io/licensing/ +** +** This file is part of the examples of the Qt Toolkit. +** +** $QT_BEGIN_LICENSE:BSD$ +** Commercial License Usage +** Licensees holding valid commercial Qt licenses may use this file in +** accordance with the commercial license agreement provided with the +** Software or, alternatively, in accordance with the terms contained in +** a written agreement between you and The Qt Company. For licensing terms +** and conditions see https://www.qt.io/terms-conditions. For further +** information use the contact form at https://www.qt.io/contact-us. +** +** BSD License Usage +** Alternatively, you may use this file under the terms of the BSD license +** as follows: +** +** "Redistribution and use in source and binary forms, with or without +** modification, are permitted provided that the following conditions are +** met: +** * Redistributions of source code must retain the above copyright +** notice, this list of conditions and the following disclaimer. +** * Redistributions in binary form must reproduce the above copyright +** notice, this list of conditions and the following disclaimer in +** the documentation and/or other materials provided with the +** distribution. +** * Neither the name of The Qt Company Ltd nor the names of its +** contributors may be used to endorse or promote products derived +** from this software without specific prior written permission. +** +** +** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS +** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT +** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR +** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT +** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, +** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT +** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY +** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT +** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE +** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." +** +** $QT_END_LICENSE$ +** +****************************************************************************/ + +#include "sqleventmodel.h" + +#include <QDebug> +#include <QFileInfo> +#include <QSqlError> +#include <QSqlQuery> + +SqlEventModel::SqlEventModel() +{ + createConnection(); +} + +QList<QObject*> SqlEventModel::eventsForDate(const QDate &date) +{ + const QString queryStr = QString::fromLatin1("SELECT * FROM Event WHERE '%1' >= startDate AND '%1' <= endDate").arg(date.toString("yyyy-MM-dd")); + QSqlQuery query(queryStr); + if (!query.exec()) + qFatal("Query failed"); + + QList<QObject*> events; + while (query.next()) { + Event *event = new Event(this); + event->setName(query.value("name").toString()); + + QDateTime startDate; + startDate.setDate(query.value("startDate").toDate()); + startDate.setTime(QTime(0, 0).addSecs(query.value("startTime").toInt())); + event->setStartDate(startDate); + + QDateTime endDate; + endDate.setDate(query.value("endDate").toDate()); + endDate.setTime(QTime(0, 0).addSecs(query.value("endTime").toInt())); + event->setEndDate(endDate); + + events.append(event); + } + + return events; +} + +/* + Defines a helper function to open a connection to an + in-memory SQLITE database and to create a test table. +*/ +void SqlEventModel::createConnection() +{ + QSqlDatabase db = QSqlDatabase::addDatabase("QSQLITE"); + db.setDatabaseName(":memory:"); + if (!db.open()) { + qFatal("Cannot open database"); + return; + } + + QSqlQuery query; + // We store the time as seconds because it's easier to query. + query.exec("create table Event (name TEXT, startDate DATE, startTime INT, endDate DATE, endTime INT)"); + query.exec("insert into Event values('Grocery shopping', '2014-01-01', 36000, '2014-01-01', 39600)"); + query.exec("insert into Event values('Ice skating', '2014-01-01', 57600, '2014-01-01', 61200)"); + query.exec("insert into Event values('Doctor''s appointment', '2014-01-15', 57600, '2014-01-15', 63000)"); + query.exec("insert into Event values('Conference', '2014-01-24', 32400, '2014-01-28', 61200)"); + + return; +} |