MainWindow.cc

/*=====================================================================

QGroundControl Open Source Ground Control Station

(c) 2009 - 2011 QGROUNDCONTROL PROJECT <http://www.qgroundcontrol.org>

This file is part of the QGROUNDCONTROL project

    QGROUNDCONTROL is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
    the Free Software Foundation, either version 3 of the License, or
    (at your option) any later version.

    QGROUNDCONTROL is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.

    You should have received a copy of the GNU General Public License
    along with QGROUNDCONTROL. If not, see <http://www.gnu.org/licenses/>.

======================================================================*/

/**
 * @file
 *   @brief Implementation of class MainWindow
 *   @author Lorenz Meier <mail@qgroundcontrol.org>
 */

#include <QSettings>
#include <QDockWidget>
#include <QNetworkInterface>
#include <QMessageBox>
#include <QDebug>
#include <QTimer>
#include <QHostInfo>

#include "QGC.h"
#include "MAVLinkSimulationLink.h"
#include "SerialLink.h"
#include "UDPLink.h"
#include "MAVLinkProtocol.h"
#include "CommConfigurationWindow.h"
#include "QGCWaypointListMulti.h"
#include "MainWindow.h"
#include "JoystickWidget.h"
#include "GAudioOutput.h"
#include "QGCToolWidget.h"
#include "QGCMAVLinkLogPlayer.h"
#include "QGCSettingsWidget.h"
#include "QGCMapTool.h"
#include "MAVLinkDecoder.h"

#ifdef QGC_OSG_ENABLED
#include "Q3DWidgetFactory.h"
#endif

// FIXME Move
#include "PxQuadMAV.h"
#include "SlugsMAV.h"


#include "LogCompressor.h"

MainWindow* MainWindow::instance()
{
    static MainWindow* _instance = 0;
    if(_instance == 0)
    {
        _instance = new MainWindow();

        /* Set the application as parent to ensure that this object
                 * will be destroyed when the main application exits */
        //_instance->setParent(qApp);
    }
    return _instance;
}

/**
* Create new mainwindow. The constructor instantiates all parts of the user
* interface. It does NOT show the mainwindow. To display it, call the show()
* method.
*
* @see QMainWindow::show()
**/
MainWindow::MainWindow(QWidget *parent):
    QMainWindow(parent),
    currentView(VIEW_UNCONNECTED),
    aboutToCloseFlag(false),
    changingViewsFlag(false),
    styleFileName(QCoreApplication::applicationDirPath() + "/style-indoor.css"),
    autoReconnect(false),
    currentStyle(QGC_MAINWINDOW_STYLE_INDOOR),
    lowPowerMode(false),
    centerStackActionGroup(this)
{
    loadSettings();
    if (!settings.contains("CURRENT_VIEW"))
    {
        // Set this view as default view
        settings.setValue("CURRENT_VIEW", currentView);
    }
    else
    {
        // LOAD THE LAST VIEW
        VIEW_SECTIONS currentViewCandidate = (VIEW_SECTIONS) settings.value("CURRENT_VIEW", currentView).toInt();
        if (currentViewCandidate != VIEW_ENGINEER &&
                currentViewCandidate != VIEW_OPERATOR &&
                currentViewCandidate != VIEW_PILOT &&
                currentViewCandidate != VIEW_FULL)
        {
            currentView = currentViewCandidate;
        }
    }

    settings.sync();

    // Setup UI state machines
    centerStackActionGroup.setExclusive(true);

    // Setup user interface
    ui.setupUi(this);

    centerStack = new QStackedWidget(this);
    setCentralWidget(centerStack);

    // Load Toolbar
    toolBar = new QGCToolBar(this);
    this->addToolBar(toolBar);
    // Add actions
    toolBar->addPerspectiveChangeAction(ui.actionOperatorsView);
    toolBar->addPerspectiveChangeAction(ui.actionEngineersView);
    toolBar->addPerspectiveChangeAction(ui.actionPilotsView);
    toolBar->addPerspectiveChangeAction(ui.actionUnconnectedView);

    buildCommonWidgets();
    connectCommonWidgets();

    configureWindowName();

    loadStyle(currentStyle);

    // Create actions
    connectCommonActions();

    // Set dock options
    setDockOptions(AnimatedDocks | AllowTabbedDocks | AllowNestedDocks);

    statusBar()->setSizeGripEnabled(true);

    // Restore the window setup
    if (settings.contains(getWindowStateKey()))
    {
        loadViewState();
    }

    // Restore the window position and size
    if (settings.contains(getWindowGeometryKey()))
    {
        // Restore the window geometry
        restoreGeometry(settings.value(getWindowGeometryKey()).toByteArray());
    }
    else
    {
        // Adjust the size
        adjustSize();
    }

    // Populate link menu
    QList<LinkInterface*> links = LinkManager::instance()->getLinks();
    foreach(LinkInterface* link, links)
    {
        this->addLink(link);
    }

    connect(LinkManager::instance(), SIGNAL(newLink(LinkInterface*)), this, SLOT(addLink(LinkInterface*)));

    // Connect user interface devices
    joystickWidget = 0;
    joystick = new JoystickInput();

    // Load Toolbar
    toolBar = new QGCToolBar(this);
    this->addToolBar(toolBar);
    // Add actions
    toolBar->addPerspectiveChangeAction(ui.actionOperatorsView);
    toolBar->addPerspectiveChangeAction(ui.actionEngineersView);
    toolBar->addPerspectiveChangeAction(ui.actionPilotsView);

    // Connect link
    if (autoReconnect)
    {
        SerialLink* link = new SerialLink();
        // Add to registry
        LinkManager::instance()->add(link);
        LinkManager::instance()->addProtocol(link, mavlink);
        link->connect();
    }

    // Set low power mode