ground/openpilotgcs/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 DevListItem {
  53 public:
  54     DevListItem(IConnection *c, IConnection::device d) :
  55         connection(c), device(d) {}
  56
  57     DevListItem() : connection(NULL) {}
  58
  59     QString getConName()
  60     {
  61         if (connection == NULL) {
  62             return "";
  63         }
  64         return connection->shortName() + ": " + device.displayName;
  65     }
  66
  67     bool operator==(const DevListItem &rhs)
  68     {
  69         return connection == rhs.connection && device == rhs.device;
  70     }
  71
  72     IConnection *connection;
  73     IConnection::device device;
  74 };
  75
  76
  77 class CORE_EXPORT ConnectionManager : public QWidget {
  78     Q_OBJECT
  79
  80 public:
  81     ConnectionManager(Internal::MainWindow *mainWindow);
  82     virtual ~ConnectionManager();
  83
  84     void init();
  85
  86     DevListItem getCurrentDevice()
  87     {
  88         return m_connectionDevice;
  89     }
  90     DevListItem findDevice(const QString &devName);
  91
  92     QLinkedList<DevListItem> getAvailableDevices()
  93     {
  94         return m_devList;
  95     }
  96
  97     bool isConnected()
  98     {
  99         return m_ioDev != 0;
 100     }
 101
 102     void addWidget(QWidget *widget);
 103
 104     bool connectDevice(DevListItem device);
 105     bool disconnectDevice();
 106     void suspendPolling();
 107     void resumePolling();
 108
 109 protected:
 110     void updateConnectionList(IConnection *connection);
 111     void registerDevice(IConnection *conn, IConnection::device device);
 112     void updateConnectionDropdown();
 113
 114 signals:
 115     void deviceConnected(QIODevice *device);
 116     void deviceAboutToDisconnect();
 117     void deviceDisconnected();
 118     void availableDevicesChanged(const QLinkedList<Core::DevListItem> devices);
 119
 120 public slots:
 121     void telemetryConnected();
 122     void telemetryDisconnected();
 123
 124 private slots:
 125     void objectAdded(QObject *obj);
 126     void aboutToRemoveObject(QObject *obj);
 127
 128     void onConnectClicked();
 129     void onDeviceSelectionChanged(int index);
 130     void devChanged(IConnection *connection);
 131
 132     void onConnectionDestroyed(QObject *obj);
 133     void connectionsCallBack(); // used to call devChange after all the plugins are loaded
 134     void reconnectSlot();
 135     void reconnectCheckSlot();
 136
 137 protected:
 138     QComboBox *m_availableDevList;
 139     QPushButton *m_connectBtn;
 140     QLinkedList<DevListItem> m_devList;
 141     QList<IConnection *> m_connectionsList;
 142
 143     // currently connected connection plugin
 144     DevListItem m_connectionDevice;
 145
 146     // currently connected QIODevice
 147     QIODevice *m_ioDev;
 148
 149 private:
 150     bool connectDevice();
 151     bool polling;
 152     Internal::MainWindow *m_mainWindow;
 153     QList <IConnection *> connectionBackup;
 154     QTimer *reconnect;
 155     QTimer *reconnectCheck;
 156 };
 157 } // namespace Core
 158
 159 #endif // CONNECTIONMANAGER_H