Saving and Restoring "Map Is Main"

src/FlightDisplay/FlightDisplayView.qml

@@ -56,8 +56,9 @@ Item {
 
     readonly property string _mapName:                  "FlightDisplayView"
     readonly property string _showMapBackgroundKey:     "/showMapBackground"
+    readonly property string _mainIsMapKey:             "MainFlyWindowIsMap"
 
-    property bool _mainIsMap:           !_controller.hasVideo
+    property bool _mainIsMap:           QGroundControl.loadBoolGlobalSetting(_mainIsMapKey, true)
 
     property real _roll:                _activeVehicle ? (isNaN(_activeVehicle.roll)    ? _defaultRoll    : _activeVehicle.roll)    : _defaultRoll
     property real _pitch:               _activeVehicle ? (isNaN(_activeVehicle.pitch)   ? _defaultPitch   : _activeVehicle.pitch)   : _defaultPitch
@@ -158,6 +159,7 @@ Item {
                 _mainIsMap = !_mainIsMap
                 pip.visible = false
                 reloadContents();
+                QGroundControl.saveBoolGlobalSetting(_mainIsMapKey, _mainIsMap)
             }
         }
     }

src/FlightMap/Widgets/QGCInstrumentWidget.qml

@@ -88,7 +88,7 @@ Item {
                     horizontalAlignment: TextEdit.AlignHCenter
                 }
                 QGCLabel {
-                    text:           altitude
+                    text:           altitude.toFixed(1)
                     font.weight:    Font.DemiBold
                     color:          isSatellite ? "black" : "white"
                 }
@@ -110,7 +110,7 @@ Item {
                     horizontalAlignment: TextEdit.AlignHCenter
                 }
                 QGCLabel {
-                    text:           groundSpeed
+                    text:           groundSpeed.toFixed(1)
                     font.weight:    Font.DemiBold
                     color:          isSatellite ? "black" : "white"
                 }
@@ -134,7 +134,7 @@ Item {
                     horizontalAlignment: TextEdit.AlignHCenter
                 }
                 QGCLabel {
-                    text:           airSpeed
+                    text:           airSpeed.toFixed(1)
                     font.weight:    Font.DemiBold
                     color:          isSatellite ? "black" : "white"
                 }
@@ -156,7 +156,7 @@ Item {
                     horizontalAlignment: TextEdit.AlignHCenter
                 }
                 QGCLabel {
-                    text:           climbRate
+                    text:           climbRate.toFixed(1)
                     font.weight:    Font.DemiBold
                     color:          isSatellite ? "black" : "white"
                 }

src/QmlControls/QGroundControlQmlGlobal.cc

 /*=====================================================================
- 
+
  QGroundControl Open Source Ground Control Station
- 
+
  (c) 2009 - 2014 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
@@ -26,6 +26,8 @@
 
 #include "QGroundControlQmlGlobal.h"
 
+static const char* kQmlGlobalKeyName = "QGCQml";
+
 QGroundControlQmlGlobal::QGroundControlQmlGlobal(QObject* parent)
     : QObject(parent)
     , _homePositionManager(HomePositionManager::instance())
@@ -38,3 +40,31 @@ QGroundControlQmlGlobal::~QGroundControlQmlGlobal()
 {
 
 }
+
+void QGroundControlQmlGlobal::saveGlobalSetting (const QString& key, const QString& value)
+{
+    QSettings settings;
+    settings.beginGroup(kQmlGlobalKeyName);
+    settings.setValue(key, value);
+}
+
+QString QGroundControlQmlGlobal::loadGlobalSetting (const QString& key, const QString& defaultValue)
+{
+    QSettings settings;
+    settings.beginGroup(kQmlGlobalKeyName);
+    return settings.value(key, defaultValue).toString();
+}
+
+void QGroundControlQmlGlobal::saveBoolGlobalSetting (const QString& key, bool value)
+{
+    QSettings settings;
+    settings.beginGroup(kQmlGlobalKeyName);
+    settings.setValue(key, value);
+}
+
+bool QGroundControlQmlGlobal::loadBoolGlobalSetting (const QString& key, bool defaultValue)
+{
+    QSettings settings;
+    settings.beginGroup(kQmlGlobalKeyName);
+    return settings.value(key, defaultValue).toBool();
+}

src/QmlControls/QGroundControlQmlGlobal.h

@@ -47,6 +47,11 @@ public:
     Q_PROPERTY(qreal                zOrderWidgets       READ zOrderWidgets          CONSTANT) ///< z order value to widgets, for example: zoom controls, hud widgetss
     Q_PROPERTY(qreal                zOrderMapItems      READ zOrderMapItems         CONSTANT) ///< z order value for map items, for example: mission item indicators
 
+    Q_INVOKABLE void    saveGlobalSetting       (const QString& key, const QString& value);
+    Q_INVOKABLE QString loadGlobalSetting       (const QString& key, const QString& defaultValue);
+    Q_INVOKABLE void    saveBoolGlobalSetting   (const QString& key, bool value);
+    Q_INVOKABLE bool    loadBoolGlobalSetting   (const QString& key, bool defaultValue);
+
     // Property accesors
 
     HomePositionManager*    homePositionManager ()      { return _homePositionManager; }