PlanView.qml

/****************************************************************************
 *
 *   (c) 2009-2016 QGROUNDCONTROL PROJECT <http://www.qgroundcontrol.org>
 *
 * QGroundControl is licensed according to the terms in the file
 * COPYING.md in the root of the source code directory.
 *
 ****************************************************************************/


import QtQuick          2.3
import QtQuick.Controls 1.2
import QtQuick.Dialogs  1.2
import QtLocation       5.3
import QtPositioning    5.3
import QtQuick.Layouts  1.2

import QGroundControl               1.0
import QGroundControl.FlightMap     1.0
import QGroundControl.ScreenTools   1.0
import QGroundControl.Controls      1.0
import QGroundControl.Palette       1.0
import QGroundControl.Mavlink       1.0
import QGroundControl.Controllers   1.0

/// Mission Editor

QGCView {
    id:         _qgcView
    viewPanel:  panel

    // zOrder comes from the Loader in MainWindow.qml
    z: QGroundControl.zOrderTopMost

    readonly property int       _decimalPlaces:         8
    readonly property real      _horizontalMargin:      ScreenTools.defaultFontPixelWidth  / 2
    readonly property real      _margin:                ScreenTools.defaultFontPixelHeight * 0.5
    readonly property var       _activeVehicle:         QGroundControl.multiVehicleManager.activeVehicle
    readonly property real      _rightPanelWidth:       Math.min(parent.width / 3, ScreenTools.defaultFontPixelWidth * 30)
    readonly property real      _rightPanelOpacity:     1
    readonly property int       _toolButtonCount:       6
    readonly property real      _toolButtonTopMargin:   parent.height - ScreenTools.availableHeight + (ScreenTools.defaultFontPixelHeight / 2)
    readonly property var       _defaultVehicleCoordinate:   QtPositioning.coordinate(37.803784, -122.462276)

    property var    _visualItems:           missionController.visualItems
    property var    _currentMissionItem
    property int    _currentMissionIndex:   0
    property bool   _lightWidgetBorders:    editorMap.isSatelliteMap
    property bool   _addWaypointOnClick:    false
    property bool   _singleComplexItem:     missionController.complexMissionItemNames.length === 1
    property real   _toolbarHeight:   _qgcView.height - ScreenTools.availableHeight

    /// The controller which should be called for load/save, send to/from vehicle calls
    property var _syncDropDownController: missionController

    readonly property int _layerMission:        1
    readonly property int _layerGeoFence:       2
    readonly property int _layerRallyPoints:    3
    property int _editingLayer: _layerMission

    Component.onCompleted: {
        toolbar.missionController =     Qt.binding(function () { return missionController })
        toolbar.currentMissionItem =    Qt.binding(function () { return _currentMissionItem })
    }

    function addComplexItem(complexItemName) {
        var coordinate = editorMap.center
        coordinate.latitude = coordinate.latitude.toFixed(_decimalPlaces)
        coordinate.longitude = coordinate.longitude.toFixed(_decimalPlaces)
        coordinate.altitude = coordinate.altitude.toFixed(_decimalPlaces)
        var sequenceNumber = missionController.insertComplexMissionItem(complexItemName, coordinate, missionController.visualItems.count)
        setCurrentItem(sequenceNumber)
    }

    property bool _firstMissionLoadComplete:    false
    property bool _firstFenceLoadComplete:      false
    property bool _firstRallyLoadComplete:      false
    property bool _firstLoadComplete:           false

    function checkFirstLoadComplete() {
        if (!_firstLoadComplete && _firstMissionLoadComplete && _firstRallyLoadComplete && _firstFenceLoadComplete) {
            _firstLoadComplete = true
            mapFitFunctions.fitMapViewportToAllItems()
        }
    }

    MapFitFunctions {
        id:                         mapFitFunctions
        map:                        editorMap
        mapFitViewport:             editorMap.centerViewport
        usePlannedHomePosition:     true
        mapGeoFenceController:      geoFenceController
        mapMissionController:       missionController
        mapRallyPointController:    rallyPointController
    }

    MissionController {
        id: missionController

        property var nameFilters: [ qsTr("Mission Files (*.%1)").arg(missionController.fileExtension) , qsTr("All Files (*.*)") ]

        Component.onCompleted: {
            start(true /* editMode */)
            setCurrentItem(0)
        }

        // Users is switching away from Plan View
        function saveOnSwitch() {
            save()
        }

        function loadFromSelectedFile() {
            fileDialog.title =          qsTr("Select Mission File")
            fileDialog.selectExisting = true
            fileDialog.nameFilters =    missionController.nameFilters
            fileDialog.openForLoad()
        }

        function saveToSelectedFile() {
            fileDialog.title =          qsTr("Save Mission")
            fileDialog.selectExisting = false
            fileDialog.nameFilters =    missionController.nameFilters
            fileDialog.openForSave()
        }

        function fitViewportToItems() {
            mapFitFunctions.fitMapViewportToMissionItems()
        }

        onVisualItemsChanged: itemDragger.clearItem()

        onNewItemsFromVehicle: {
            if (_visualItems && _visualItems.count != 1) {
                mapFitFunctions.fitMapViewportToMissionItems()
            }
            setCurrentItem(0)
            _firstMissionLoadComplete = true
            checkFirstLoadComplete()
        }
    }

    GeoFenceController {
        id: geoFenceController

        property var nameFilters: [ qsTr("GeoFence Files (*.%1)").arg(geoFenceController.fileExtension) , qsTr("All Files (*.*)") ]

        Component.onCompleted: start(true /* editMode */)

        function saveToSelectedFile() {
            fileDialog.title =          qsTr("Save GeoFence")
            fileDialog.selectExisting = false
            fileDialog.nameFilters =    geoFenceController.nameFilters
            fileDialog.openForSave()
        }

        function loadFromSelectedFile() {
            fileDialog.title =          qsTr("Select GeoFence File")
            fileDialog.selectExisting = true
            fileDialog.nameFilters =    geoFenceController.nameFilters
            fileDialog.openForLoad()
            ///mapFitFunctions.fitMapViewportToFenceItems()
        }

        function fitViewportToItems() {
            mapFitFunctions.fitMapViewportToFenceItems()
        }

        onLoadComplete: {
            _firstFenceLoadComplete = true
            switch (_syncDropDownController) {
            case geoFenceController:
                mapFitFunctions.fitMapViewportToFenceItems()
                break
            case missionController:
                checkFirstLoadComplete()
                break
            }
        }
    }

    RallyPointController {
        id: rallyPointController

        property var nameFilters: [ qsTr("Rally Point Files (*.%1)").arg(rallyPointController.fileExtension) , qsTr("All Files (*.*)") ]

        onCurrentRallyPointChanged: {
            if (_editingLayer == _layerRallyPoints && !currentRallyPoint) {
                itemDragger.visible = false
                itemDragger.coordinateItem = undefined
                itemDragger.mapCoordinateIndicator = undefined
            }
        }

        Component.onCompleted: start(true /* editMode */)

        function saveToSelectedFile() {
            fileDialog.title =          qsTr("Save Rally Points")
            fileDialog.selectExisting = false
            fileDialog.nameFilters =    rallyPointController.nameFilters
            fileDialog.openForSave()
        }

        function loadFromSelectedFile() {
            fileDialog.title =          qsTr("Select Rally Point File")
            fileDialog.selectExisting = true
            fileDialog.nameFilters =    rallyPointController.nameFilters
            fileDialog.openForLoad()
            //mapFitFunctions.fitMapViewportToRallyItems()
        }

        function fitViewportToItems() {
            mapFitFunctions.fitMapViewportToRallyItems()
        }

        onLoadComplete: {
            _firstRallyLoadComplete = true
            switch (_syncDropDownController) {
            case rallyPointController:
                mapFitFunctions.fitMapViewportToRallyItems()
                break
            case missionController:
                checkFirstLoadComplete()
                break
            }
        }
    }

    QGCPalette { id: qgcPal; colorGroupEnabled: enabled }

    ExclusiveGroup {
        id: _mapTypeButtonsExclusiveGroup
    }

    /// Sets a new current mission item
    ///     @param sequenceNumber - index for new item, -1 to clear current item
    function setCurrentItem(sequenceNumber) {
        if (sequenceNumber !== _currentMissionIndex) {
            _currentMissionItem = undefined
            _currentMissionIndex = -1
            for (var i=0; i<_visualItems.count; i++) {
                var visualItem = _visualItems.get(i)
                if (visualItem.sequenceNumber == sequenceNumber) {
                    _currentMissionItem = visualItem
                    _currentMissionItem.isCurrentItem = true
                    _currentMissionIndex = sequenceNumber
                } else {
                    visualItem.isCurrentItem = false
                }
            }
        }
    }

    /// Inserts a new simple mission item
    ///     @param coordinate Location to insert item
    ///     @param index Insert item at this index
    function insertSimpleMissionItem(coordinate, index) {
        setCurrentItem(-1)
        var sequenceNumber = missionController.insertSimpleMissionItem(coordinate, index)
        setCurrentItem(sequenceNumber)
    }

    property int _moveDialogMissionItemIndex

    QGCFileDialog {
        id:             fileDialog
        qgcView:        _qgcView
        folder:         QGroundControl.settingsManager.appSettings.missionSavePath
        fileExtension:  _syncDropDownController.fileExtension

        onAcceptedForSave: {
            _syncDropDownController.saveToFile(file)
            close()
        }

        onAcceptedForLoad: {
            _syncDropDownController.loadFromFile(file)
            _syncDropDownController.fitViewportToItems()
            _currentMissionItem = _visualItems.get(0)
            close()
        }
    }

    Component {
        id: moveDialog

        QGCViewDialog {
            function accept() {
                var toIndex = toCombo.currentIndex

                if (toIndex == 0) {
                    toIndex = 1
                }
                missionController.moveMissionItem(_moveDialogMissionItemIndex, toIndex)
                hideDialog()
            }

            Column {
                anchors.left:   parent.left
                anchors.right:  parent.right
                spacing:        ScreenTools.defaultFontPixelHeight

                QGCLabel {
                    anchors.left:   parent.left
                    anchors.right:  parent.right
                    wrapMode:       Text.WordWrap
                    text:           qsTr("Move the selected mission item to the be after following mission item:")
                }

                QGCComboBox {
                    id:             toCombo
                    model:          _visualItems.count
                    currentIndex:   _moveDialogMissionItemIndex
                }
            }
        }
    }

    QGCViewPanel {
        id:             panel
        height:         ScreenTools.availableHeight
        anchors.bottom: parent.bottom
        anchors.left:   parent.left
        anchors.right:  parent.right

        FlightMap {
            id:             editorMap
            height:         _qgcView.height
            anchors.bottom: parent.bottom
            anchors.left:   parent.left
            anchors.right:  parent.right//rightPanel.left
            mapName:        "MissionEditor"

            // This is the center rectangle of the map which is not obscured by tools
            property rect centerViewport: Qt.rect(_leftToolWidth, _toolbarHeight, editorMap.width - _leftToolWidth - _rightPanelWidth, editorMap.height - _statusHeight - _toolbarHeight)

            property real _leftToolWidth:   toolStrip.x + toolStrip.width
            property real _statusHeight:    waypointValuesDisplay.visible ? editorMap.height - waypointValuesDisplay.y : 0

            readonly property real animationDuration: 500

            // Initial map position duplicates Fly view position
            Component.onCompleted: editorMap.center = QGroundControl.flightMapPosition

            Behavior on zoomLevel {
                NumberAnimation {
                    duration:       editorMap.animationDuration
                    easing.type:    Easing.InOutQuad
                }
            }

            QGCMapPalette { id: mapPal; lightColors: editorMap.isSatelliteMap }

            MouseArea {
                //-- It's a whole lot faster to just fill parent and deal with top offset below
                //   than computing the coordinate offset.
                anchors.fill: parent
                onClicked: {
                    //-- Don't pay attention to items beneath the toolbar.
                    var topLimit = parent.height - ScreenTools.availableHeight
                    if(mouse.y < topLimit) {
                        return
                    }

                    var coordinate = editorMap.toCoordinate(Qt.point(mouse.x, mouse.y), false /* clipToViewPort */)
                    coordinate.latitude = coordinate.latitude.toFixed(_decimalPlaces)
                    coordinate.longitude = coordinate.longitude.toFixed(_decimalPlaces)
                    coordinate.altitude = coordinate.altitude.toFixed(_decimalPlaces)

                    switch (_editingLayer) {
                    case _layerMission:
                        if (_addWaypointOnClick) {
                            insertSimpleMissionItem(coordinate, missionController.visualItems.count)
                        }
                        break
                    case _layerRallyPoints:
                        if (rallyPointController.rallyPointsSupported) {
                            rallyPointController.addPoint(coordinate)
                        }
                        break
                    }
                }
            }

            // We use this item to support dragging since dragging a MapQuickItem just doesn't seem to work
            Rectangle {
                id:             itemDragger
                x:              mapCoordinateIndicator ? (mapCoordinateIndicator.x + mapCoordinateIndicator.anchorPoint.x - (itemDragger.width / 2)) : 100
                y:              mapCoordinateIndicator ? (mapCoordinateIndicator.y + mapCoordinateIndicator.anchorPoint.y - (itemDragger.height / 2)) : 100
                width:          ScreenTools.defaultFontPixelHeight * 3
                height:         ScreenTools.defaultFontPixelHeight * 3
                color:          "transparent"
                visible:        false
                z:              QGroundControl.zOrderMapItems + 1    // Above item icons

                property var    coordinateItem
                property var    mapCoordinateIndicator
                property bool   preventCoordinateBindingLoop: false

                onXChanged: liveDrag()
                onYChanged: liveDrag()

                function liveDrag() {
                    if (!itemDragger.preventCoordinateBindingLoop && Drag.active) {
                        var point = Qt.point(itemDragger.x + (itemDragger.width  / 2), itemDragger.y + (itemDragger.height / 2))
                        var coordinate = editorMap.toCoordinate(point, false /* clipToViewPort */)
                        coordinate.altitude = itemDragger.coordinateItem.coordinate.altitude
                        itemDragger.preventCoordinateBindingLoop = true
                        itemDragger.coordinateItem.coordinate = coordinate
                        itemDragger.preventCoordinateBindingLoop = false
                    }
                }

                function clearItem() {
                    itemDragger.visible = false
                    itemDragger.coordinateItem = undefined
                    itemDragger.mapCoordinateIndicator = undefined
                }

                Drag.active:    itemDrag.drag.active
                Drag.hotSpot.x: width  / 2
                Drag.hotSpot.y: height / 2

                MouseArea {
                    id:             itemDrag
                    anchors.fill:   parent
                    drag.target:    parent
                    drag.minimumX:  0
                    drag.minimumY:  0
                    drag.maximumX:  itemDragger.parent.width - parent.width
                    drag.maximumY:  itemDragger.parent.height - parent.height
                }
            }

            // Add the mission item visuals to the map
            Repeater {
                model: missionController.visualItems

                delegate: MissionItemMapVisual {
                    map:        editorMap
                    onClicked:  setCurrentItem(sequenceNumber)
                }
            }

            // Add lines between waypoints
            MissionLineView {
                model:      _editingLayer == _layerMission ? missionController.waypointLines : undefined
            }

            // Add the vehicles to the map
            MapItemView {
                model: QGroundControl.multiVehicleManager.vehicles
                delegate:
                    VehicleMapItem {
                    vehicle:        object
                    coordinate:     object.coordinate
                    isSatellite:    editorMap.isSatelliteMap
                    size:           ScreenTools.defaultFontPixelHeight * 3
                    z:              QGroundControl.zOrderMapItems - 1
                }
            }
            GeoFenceMapVisuals {
                map:                    editorMap
                myGeoFenceController:   geoFenceController
                interactive:            _editingLayer == _layerGeoFence
                homePosition:           missionController.plannedHomePosition
                planView:               true
            }

            // Rally points on map

            MapItemView {
                model: rallyPointController.points

                delegate: MapQuickItem {
                    id:             itemIndicator
                    anchorPoint.x:  sourceItem.anchorPointX
                    anchorPoint.y:  sourceItem.anchorPointY
                    coordinate:     object.coordinate
                    z:              QGroundControl.zOrderMapItems

                    sourceItem: MissionItemIndexLabel {
                        id:         itemIndexLabel
                        label:      qsTr("R", "rally point map item label")
                        checked:    _editingLayer == _layerRallyPoints ? object == rallyPointController.currentRallyPoint : false

                        onClicked: rallyPointController.currentRallyPoint = object

                        onCheckedChanged: {
                            if (checked) {
                                // Setup our drag item
                                itemDragger.visible = true
                                itemDragger.coordinateItem = Qt.binding(function() { return object })
                                itemDragger.mapCoordinateIndicator = Qt.binding(function() { return itemIndicator })
                            }
                        }
                    }
                }
            }

            ToolStrip {
                id:                 toolStrip
                anchors.leftMargin: ScreenTools.defaultFontPixelWidth
                anchors.left:       parent.left
                anchors.topMargin:  _toolButtonTopMargin
                anchors.top:        parent.top
                color:              qgcPal.window
                title:              qsTr("Plan")
                z:                  QGroundControl.zOrderWidgets
                buttonEnabled:      [ true, true, true, true, true ]
                buttonVisible:      [ true, true, true, _showZoom, _showZoom ]
                maxHeight:          mapScale.y - toolStrip.y

                property bool _showZoom: !ScreenTools.isMobile

                property bool mySingleComplexItem: _singleComplexItem

                model: [
                    {
                        name:       "Waypoint",
                        iconSource: "/qmlimages/MapAddMission.svg",
                        toggle:     true
                    },
                    {
                        name:               "Pattern",
                        iconSource:         "/qmlimages/MapDrawShape.svg",
                        dropPanelComponent: _singleComplexItem ? undefined : patternDropPanel
                    },
                    {
                        name:               "Center",
                        iconSource:         "/qmlimages/MapCenter.svg",
                        dropPanelComponent: centerMapDropPanel
                    },
                    {
                        name:               "In",
                        iconSource:         "/qmlimages/ZoomPlus.svg"
                    },
                    {
                        name:               "Out",
                        iconSource:         "/qmlimages/ZoomMinus.svg"
                    }
                ]

                onClicked: {
                    switch (index) {
                    case 0:
                        _addWaypointOnClick = checked
                        break
                    case 1:
                        if (_singleComplexItem) {
                            addComplexItem(missionController.complexMissionItemNames[0])
                        }
                        break
                    case 3:
                        editorMap.zoomLevel += 0.5
                        break
                    case 4:
                        editorMap.zoomLevel -= 0.5
                        break
                    }
                }
            }

            MapScale {
                id:                 mapScale
                anchors.margins:    ScreenTools.defaultFontPixelHeight * (0.66)
                anchors.bottom:     waypointValuesDisplay.visible ? waypointValuesDisplay.top : parent.bottom
                anchors.left:       parent.left
                mapControl:         editorMap
                visible:            !ScreenTools.isTinyScreen
            }

            MissionItemStatus {
                id:                     waypointValuesDisplay
                anchors.margins:        ScreenTools.defaultFontPixelWidth
                anchors.left:           parent.left
                anchors.bottom:         parent.bottom
                z:                      QGroundControl.zOrderTopMost
                currentMissionItem:     _currentMissionItem
                missionItems:           missionController.visualItems
                expandedWidth:          missionItemEditor.x - (ScreenTools.defaultFontPixelWidth * 2)
                missionDistance:        missionController.missionDistance
                missionTime:            missionController.missionTime
                missionMaxTelemetry:    missionController.missionMaxTelemetry
                visible:                _editingLayer == _layerMission && !ScreenTools.isShortScreen
            }
        } // FlightMap

        // Right pane for mission editing controls
        Rectangle {
            id:                 rightPanel
            anchors.top:        parent.top
            anchors.bottom:     parent.bottom
            anchors.right:      parent.right
            width:              _rightPanelWidth
            color:              qgcPal.window
            opacity:            0.95

            // Plan Element selector (Mission/Fence/Rally)
            Row {
                id:                 planElementSelectorRow
                anchors.top:        parent.top
                anchors.left:       parent.left
                anchors.right:      parent.right
                spacing:            _horizontalMargin
                visible:            false // WIP: Temporarily remove - QGroundControl.corePlugin.options.enablePlanViewSelector

                readonly property real _buttonRadius: ScreenTools.defaultFontPixelHeight * 0.75

                ExclusiveGroup {
                    id: planElementSelectorGroup
                    onCurrentChanged: {
                        switch (current) {
                        case planElementMission:
                            _editingLayer = _layerMission
                            _syncDropDownController = missionController
                            break
                        case planElementGeoFence:
                            _editingLayer = _layerGeoFence
                            _syncDropDownController = geoFenceController
                            break
                        case planElementRallyPoints:
                            _editingLayer = _layerRallyPoints
                            _syncDropDownController = rallyPointController
                            break
                        }
                        _syncDropDownController.fitViewportToItems()
                    }
                }

                QGCRadioButton {
                    id:             planElementMission
                    exclusiveGroup: planElementSelectorGroup
                    text:           qsTr("Mission")
                    checked:        true
                    color:          mapPal.text
                    textStyle:      Text.Outline
                    textStyleColor: mapPal.textOutline
                }

                Item { height: 1; width: 1 }

                QGCRadioButton {
                    id:             planElementGeoFence
                    exclusiveGroup: planElementSelectorGroup
                    text:           qsTr("Fence")
                    color:          mapPal.text
                    textStyle:      Text.Outline
                    textStyleColor: mapPal.textOutline
                }

                Item { height: 1; width: 1 }

                QGCRadioButton {
                    id:             planElementRallyPoints
                    exclusiveGroup: planElementSelectorGroup
                    text:           qsTr("Rally")
                    color:          mapPal.text
                    textStyle:      Text.Outline
                    textStyleColor: mapPal.textOutline
                }
            } // Row - Plan Element Selector

            // Mission Item Editor
            Item {
                id:                 missionItemEditor
                anchors.top:        planElementSelectorRow.visible ? planElementSelectorRow.bottom : planElementSelectorRow.top
                anchors.left:       parent.left
                anchors.right:      parent.right
                anchors.bottom:     parent.bottom
                visible:            _editingLayer == _layerMission

                QGCListView {
                    id:             missionItemEditorListView
                    anchors.fill:   parent
                    spacing:        _margin / 2
                    orientation:    ListView.Vertical
                    model:          missionController.visualItems
                    cacheBuffer:    Math.max(height * 2, 0)
                    clip:           true
                    currentIndex:   _currentMissionIndex
                    highlightMoveDuration: 250

                    delegate: MissionItemEditor {
                        map:            editorMap
                        missionItem:    object
                        width:          parent.width
                        readOnly:       false
                        rootQgcView:    _qgcView

                        onClicked:  setCurrentItem(object.sequenceNumber)

                        onRemove: {
                            var removeIndex = index
                            itemDragger.clearItem()
                            missionController.removeMissionItem(removeIndex)
                            if (removeIndex >= missionController.visualItems.count) {
                                removeIndex--
                            }
                            setCurrentItem(removeIndex)
                        }

                        onInsert: insertSimpleMissionItem(editorMap.center, index)
                    }
                } // QGCListView
            } // Item - Mission Item editor

            // GeoFence Editor
            Loader {
                anchors.top:        planElementSelectorRow.visible ? planElementSelectorRow.bottom : planElementSelectorRow.top
                anchors.left:       parent.left
                anchors.right:      parent.right
                sourceComponent:    _editingLayer == _layerGeoFence ? geoFenceEditorComponent : undefined

                property real   availableWidth:         _rightPanelWidth
                property real   availableHeight:        ScreenTools.availableHeight
                property var    myGeoFenceController:   geoFenceController
            }

            // Rally Point Editor

            RallyPointEditorHeader {
                id:                 rallyPointHeader
                anchors.top:        planElementSelectorRow.visible ? planElementSelectorRow.bottom : planElementSelectorRow.top
                anchors.left:       parent.left
                anchors.right:      parent.right
                visible:            _editingLayer == _layerRallyPoints
                controller:         rallyPointController
            }

            RallyPointItemEditor {
                id:                 rallyPointEditor
                anchors.top:        planElementSelectorRow.visible ? planElementSelectorRow.bottom : planElementSelectorRow.top
                anchors.left:       parent.left
                anchors.right:      parent.right
                visible:            _editingLayer == _layerRallyPoints && rallyPointController.points.count
                rallyPoint:         rallyPointController.currentRallyPoint
                controller:         rallyPointController
            }
        } // Right panel
    } // QGCViewPanel

    Component {
        id: syncLoadFromVehicleOverwrite
        QGCViewMessage {
            id:         syncLoadFromVehicleCheck
            message:   qsTr("You have unsaved/unsent changes. Loading from the Vehicle will lose these changes. Are you sure you want to load from the Vehicle?")
            function accept() {
                hideDialog()
                _syncDropDownController.loadFromVehicle()
            }
        }
    }

    Component {
        id: syncLoadFromFileOverwrite
        QGCViewMessage {
            id:         syncLoadFromVehicleCheck
            message:   qsTr("You have unsaved/unsent changes. Loading a from a file will lose these changes. Are you sure you want to load from a file?")
            function accept() {
                hideDialog()
                _syncDropDownController.loadFromSelectedFile()
            }
        }
    }

    Component {
        id: removeAllPromptDialog
        QGCViewMessage {
            message: qsTr("Are you sure you want to remove all items?")
            function accept() {
                itemDragger.clearItem()
                _syncDropDownController.removeAll()
                hideDialog()
            }
        }
    }

    //- ToolStrip DropPanel Components

    Component {
        id: syncDropPanel

        Column {
            id:         columnHolder
            spacing:    _margin

            property string _overwriteText: (_editingLayer == _layerMission) ? qsTr("Mission overwrite") : ((_editingLayer == _layerGeoFence) ? qsTr("GeoFence overwrite") : qsTr("Rally Points overwrite"))

            QGCLabel {
                width:      sendSaveGrid.width
                wrapMode:   Text.WordWrap
                text:       _syncDropDownController.dirty ?
                                qsTr("You have unsaved changes. You should send to your vehicle, or save to a file:") :
                                qsTr("Sync:")
            }

            GridLayout {
                id:                 sendSaveGrid
                columns:            2
                anchors.margins:    _margin
                rowSpacing:         _margin
                columnSpacing:      ScreenTools.defaultFontPixelWidth

                QGCButton {
                    text:               qsTr("Save")
                    Layout.fillWidth:   true
                    enabled:            !_syncDropDownController.syncInProgress
                    onClicked: {
                        dropPanel.hide()
                        _syncDropDownController.save()
                    }
                }

                QGCButton {
                    text:               qsTr("Load From Vehicle")
                    Layout.fillWidth:   true
                    enabled:            _activeVehicle && !_syncDropDownController.syncInProgress
                    onClicked: {
                        dropPanel.hide()
                        if (_syncDropDownController.dirty) {
                            _qgcView.showDialog(syncLoadFromVehicleOverwrite, columnHolder._overwriteText, _qgcView.showDialogDefaultWidth, StandardButton.Yes | StandardButton.Cancel)
                        } else {
                            _syncDropDownController.loadFromVehicle()
                        }
                    }
                }

                QGCButton {
                    text:               qsTr("Save To File...")
                    Layout.fillWidth:   true
                    enabled:            !_syncDropDownController.syncInProgress
                    onClicked: {
                        dropPanel.hide()
                        _syncDropDownController.saveToSelectedFile()
                    }
                }

                QGCButton {
                    text:               qsTr("Load From File...")
                    Layout.fillWidth:   true
                    enabled:            !_syncDropDownController.syncInProgress
                    onClicked: {
                        dropPanel.hide()
                        if (_syncDropDownController.dirty) {
                            _qgcView.showDialog(syncLoadFromFileOverwrite, columnHolder._overwriteText, _qgcView.showDialogDefaultWidth, StandardButton.Yes | StandardButton.Cancel)
                        } else {
                            _syncDropDownController.loadFromSelectedFile()
                        }
                    }
                }

                QGCButton {
                    text:               qsTr("Remove All")
                    Layout.fillWidth:   true
                    onClicked:  {
                        dropPanel.hide()
                        _qgcView.showDialog(removeAllPromptDialog, qsTr("Remove all"), _qgcView.showDialogDefaultWidth, StandardButton.Yes | StandardButton.No)
                    }
                }
            }
        }
    }

    Component {
        id: centerMapDropPanel

        CenterMapDropPanel {
            map:            editorMap
            fitFunctions:   mapFitFunctions
        }
    }

    Component {
        id: patternDropPanel

        ColumnLayout {
            spacing:    ScreenTools.defaultFontPixelWidth * 0.5

            QGCLabel { text: qsTr("Create complex pattern:") }

            Repeater {
                model: missionController.complexMissionItemNames

                QGCButton {
                    text:               modelData
                    Layout.fillWidth:   true

                    onClicked: {
                        addComplexItem(modelData)
                        dropPanel.hide()
                    }
                }
            }
        } // Column
    }

    Component {
        id: geoFenceEditorComponent

        GeoFenceEditor {
            availableWidth:         _rightPanelWidth
            availableHeight:        ScreenTools.availableHeight
            myGeoFenceController:   geoFenceController
            flightMap:              editorMap
        }
    }
} // QGCVIew