LibEngsas
equeryworker.h
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1 /*
2  Copyright (C) 2010 - 2012 EngSaS - Engineering Solutions and Services Langenbach. All rights reserved.
3 
4  This library is free software; you can redistribute it and/or
5  modify it under the terms of the GNU Lesser General Public
6  License as published by the Free Software Foundation; either
7  version 2.1 of the License, or (at your option) any later version.
8 
9  This library is distributed in the hope that it will be useful,
10  but WITHOUT ANY WARRANTY; without even the implied warranty of
11  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
12  Lesser General Public License for more details.
13 
14  You should have received a copy of the GNU Lesser General Public
15  License along with this library; if not, write to the Free Software
16  Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
17  MA 02110-1301 USA.
18 */
19 
20 #ifndef EQUERYWORKER_H
21 #define EQUERYWORKER_H
22 
23 #include "eobject.h"
24 
25 #include <QVariant>
26 #include <QSqlQuery>
27 #include <QSqlRecord>
28 
36 class EQueryWorker : public EObject
37 {
38  Q_OBJECT
39  public:
40  EQueryWorker(QObject* parent = 0);
41  ~EQueryWorker();
42 
43  public slots:
44  void configureDB(QString dbname, QString username, QString password, QString host, QString driver);
45  void addToQueue(QObject* client, QVariant requestId, QString queryString, QString errorMsg, QList< QVariant > bindValues);
46  void cancel();
47 
48  private:
49  bool abort;
50  QString connectionName;
51 
52  signals:
53  void result(QObject *client, QVariant requestId, int querySize, QSqlRecord record);
54  void setRange(int min, int max);
55  void setValue(int value);
56  void finished(QObject *client, QVariant requestId, bool status);
57 };
58 
59 #endif // EQUERYWORKER_H