Flight display: Create property variable

src/FlightDisplay/FlightDisplayView.qml

@@ -43,6 +43,7 @@ QGCView {
     property var    _geoFenceController:    _planMasterController.geoFenceController
     property var    _rallyPointController:  _planMasterController.rallyPointController
     property var    _activeVehicle:         QGroundControl.multiVehicleManager.activeVehicle
+    property var    _videoReceiver:         QGroundControl.videoManager.videoReceiver
     property bool   _mainIsMap:             QGroundControl.videoManager.hasVideo ? QGroundControl.loadBoolGlobalSetting(_mainIsMapKey,  true) : true
     property bool   _isPipVisible:          QGroundControl.videoManager.hasVideo ? QGroundControl.loadBoolGlobalSetting(_PIPVisibleKey, true) : false
     property real   _savedZoomLevel:        0
@@ -370,14 +371,14 @@ QGCView {
             anchors.right:      _flightVideo.right
             height:             ScreenTools.defaultFontPixelHeight * 2
             width:              height
-            visible:            QGroundControl.videoManager.videoReceiver && QGroundControl.videoManager.videoReceiver.videoRunning && QGroundControl.settingsManager.videoSettings.showRecControl.rawValue
+            visible:            _videoReceiver && _videoReceiver.videoRunning && QGroundControl.settingsManager.videoSettings.showRecControl.rawValue
             opacity:            0.75
 
             Rectangle {
                 anchors.top:        parent.top
                 anchors.bottom:     parent.bottom
                 width:              height
-                radius:             QGroundControl.videoManager && QGroundControl.videoManager.videoReceiver && QGroundControl.videoManager.videoReceiver.recording ? 0 : height
+                radius:             QGroundControl.videoManager && _videoReceiver && _videoReceiver.recording ? 0 : height
                 color:              "red"
             }
 
@@ -394,7 +395,7 @@ QGCView {
 
             MouseArea {
                 anchors.fill:   parent
-                onClicked:      QGroundControl.videoManager.videoReceiver && QGroundControl.videoManager.videoReceiver.recording ? QGroundControl.videoManager.videoReceiver.stopRecording() : QGroundControl.videoManager.videoReceiver.startRecording()
+                onClicked:      _videoReceiver && _videoReceiver.recording ? _videoReceiver.stopRecording() : _videoReceiver.startRecording()
             }
         }