ground/gcs/src/plugins/coreplugin/connectionmanager.h

   1 /**
   2  ******************************************************************************
   3  *
   4  * @file       connectionmanager.h
   5  * @author     The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
   6  *             Parts by Nokia Corporation (qt-info@nokia.com) Copyright (C) 2009.
   7  * @addtogroup GCSPlugins GCS Plugins
   8  * @{
   9  * @addtogroup CorePlugin Core Plugin
  10  * @{
  11  * @brief The Core GCS plugin
  12  *****************************************************************************/
  13 /*
  14  * This program is free software; you can redistribute it and/or modify
  15  * it under the terms of the GNU General Public License as published by
  16  * the Free Software Foundation; either version 3 of the License, or
  17  * (at your option) any later version.
  18  *
  19  * This program is distributed in the hope that it will be useful, but
  20  * WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
  21  * or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
  22  * for more details.
  23  *
  24  * You should have received a copy of the GNU General Public License along
  25  * with this program; if not, write to the Free Software Foundation, Inc.,
  26  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
  27  */
  28
  29 #ifndef CONNECTIONMANAGER_H
  30 #define CONNECTIONMANAGER_H
  31
  32 #include "mainwindow.h"
  33 #include "generalsettings.h"
  34 #include <coreplugin/iconnection.h>
  35 #include <QWidget>
  36 #include <QtCore/QVector>
  37 #include <QtCore/QIODevice>
  38 #include <QtCore/QLinkedList>
  39 #include <QPushButton>
  40 #include <QComboBox>
  41
  42 #include "core_global.h"
  43 #include <QTimer>
  44
  45 namespace Core {
  46 class IConnection;
  47
  48 namespace Internal {
  49 class MainWindow;
  50 } // namespace Internal
  51
  52 class CORE_EXPORT DevListItem {
  53 public:
  54     DevListItem(IConnection *c, IConnection::device d) :
  55         connection(c), device(d) {}
  56
  57     DevListItem() : connection(NULL) {}
  58
  59     QString getConName() const;
  60
  61     QString getConDescription() const;
  62
  63     bool operator==(const DevListItem &rhs)
  64     {
  65         return connection == rhs.connection && device == rhs.device;
  66     }
  67
  68     int displayNumber = -1;
  69     IConnection *connection;
  70     IConnection::device device;
  71 };
  72
  73
  74 class CORE_EXPORT ConnectionManager : public QWidget {
  75     Q_OBJECT
  76
  77 public:
  78     ConnectionManager(Internal::MainWindow *mainWindow);
  79     virtual ~ConnectionManager();
  80
  81     void init();
  82
  83     DevListItem getCurrentDevice()
  84     {
  85         return m_connectionDevice;
  86     }
  87     DevListItem findDevice(int devNumber);
  88
  89     QLinkedList<DevListItem> getAvailableDevices()
  90     {
  91         return m_devList;
  92     }
  93
  94     bool isConnected()
  95     {
  96         return m_ioDev != 0;
  97     }
  98
  99     void addWidget(QWidget *widget);
 100
 101     bool connectDevice(DevListItem device);
 102     bool disconnectDevice();
 103     void suspendPolling();
 104     void resumePolling();
 105
 106 protected:
 107     void updateConnectionList(IConnection *connection);
 108     void registerDevice(IConnection *conn, IConnection::device device);
 109     void updateConnectionDropdown();
 110
 111 signals:
 112     void deviceConnected(QIODevice *device);
 113     void deviceAboutToDisconnect();
 114     void deviceDisconnected();
 115     void availableDevicesChanged(const QLinkedList<Core::DevListItem> devices);
 116
 117 public slots:
 118     void telemetryConnected();
 119     void telemetryDisconnected();
 120
 121 private slots:
 122     void objectAdded(QObject *obj);
 123     void aboutToRemoveObject(QObject *obj);
 124
 125     void onConnectClicked();
 126     void onDeviceSelectionChanged(int index);
 127     void devChanged(IConnection *connection);
 128
 129     void onConnectionDestroyed(QObject *obj);
 130     void connectionsCallBack(); // used to call devChange after all the plugins are loaded
 131     void reconnectSlot();
 132     void reconnectCheckSlot();
 133
 134 protected:
 135     QComboBox *m_availableDevList;
 136     QPushButton *m_connectBtn;
 137     QLinkedList<DevListItem> m_devList;
 138     QList<IConnection *> m_connectionsList;
 139
 140     // currently connected connection plugin
 141     DevListItem m_connectionDevice;
 142
 143     // currently connected QIODevice
 144     QIODevice *m_ioDev;
 145
 146 private:
 147     bool connectDevice();
 148     bool polling;
 149     Internal::MainWindow *m_mainWindow;
 150     QList <IConnection *> connectionBackup;
 151     QTimer *reconnect;
 152     QTimer *reconnectCheck;
 153 };
 154 } // namespace Core
 155
 156 #endif // CONNECTIONMANAGER_H