【高德地图API】Pivot控件中加载地图并禁止Pivot手势

如题，解决方案，参考【Windows phone应用开发[20]-禁止Pivot手势】http://www.cnblogs.com/chenkai/p/3408658.html。

xaml代码清单

<phone:PhoneApplicationPage
    x:Class="PhoneApp2.Samples.MapPage"
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:phone="clr-namespace:Microsoft.Phone.Controls;assembly=Microsoft.Phone"
    xmlns:shell="clr-namespace:Microsoft.Phone.Shell;assembly=Microsoft.Phone"
    xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
    xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
    FontFamily="{StaticResource PhoneFontFamilyNormal}"
    FontSize="{StaticResource PhoneFontSizeNormal}"
    Foreground="{StaticResource PhoneForegroundBrush}"
    SupportedOrientations="Portrait" Orientation="Portrait"
    mc:Ignorable="d"
    shell:SystemTray.IsVisible="True">

    <!--LayoutRoot 是包含所有页面内容的根网格-->
    <Grid x:Name="LayoutRoot" Background="Transparent">
        <Grid.RowDefinitions>
            <RowDefinition Height="Auto"/>
            <RowDefinition Height="*"/>
        </Grid.RowDefinitions>

        <!--TitlePanel 包含应用程序的名称和页标题-->
        <StackPanel Grid.Row="0" Margin="12,17,0,28">
            <TextBlock Text="我的应用程序" Style="{StaticResource PhoneTextNormalStyle}"/>
            <TextBlock Text="页面名称" Margin="9,-7,0,0" Style="{StaticResource PhoneTextTitle1Style}"/>
        </StackPanel>

        <!--ContentPanel - 在此处放置其他内容-->
        <Grid x:Name="ContentPanel" Grid.Row="1" Margin="12,0,12,0">
            <phone:Pivot x:Name="pivot1" Grid.Row="1" Title="pivot" >
                <phone:PivotItem x:Name="pivot" CacheMode="{x:Null}" Header="item1" >
                    <Grid x:Name="mapLayer">
                    </Grid>
                </phone:PivotItem>
                <phone:PivotItem CacheMode="{x:Null}" Header="item2">
                    <Grid x:Name="mapLayer2">
                        <Button  Content="button" Margin="116,232,108,132"/>
                        <TextBlock Text="item2" Margin="150,174,124,244"/>
                    </Grid>
                </phone:PivotItem>
                <phone:PivotItem CacheMode="{x:Null}" Header="item2">
                    <Grid x:Name="mapLayer3">
                        <Button  Content="button" Margin="116,232,152,132"/>
                    <TextBlock Text="item2" Margin="150,174,124,244"/>

                    </Grid>
                </phone:PivotItem>
            </phone:Pivot>
        </Grid>
    </Grid>

</phone:PhoneApplicationPage>

cs代码清单

 AMap amap;
        AMapMarker marker;

        //private Point currentPoint;
        //private Point oldPoint;

        public MapPage()
        {
            InitializeComponent();

            this.mapLayer.Children.Add(amap = new AMap());
            Touch.FrameReported += (s, e) =>
                {
                    if (e.GetPrimaryTouchPoint(amap).Action == TouchAction.Up)
                    {
                        //this.pivot1.IsLocked = false;
                    }
                };
            //amap.ManipulationStarted += (s, e) =>
            //    {
            //        this.pivot1.IsLocked = true;
            //    };



            //amap.Loaded += amap_Loaded;
            this.Loaded += MapPage_Loaded;
        }

        void MapPage_Loaded(object sender, RoutedEventArgs e)
        {
            Events();
        }

        private void Events()
        {
            this.pivot.UseOptimizedManipulationRouting = false;
            this.pivot.AddHandler(PivotItem.ManipulationStartedEvent, new EventHandler<ManipulationStartedEventArgs>(pivot_ManipulationStarted), true);
            this.pivot.AddHandler(PivotItem.ManipulationDeltaEvent, new EventHandler<ManipulationDeltaEventArgs>(pivot_ManipulationCompleted), true);
        }



        Point startPoint;
        private void pivot_ManipulationStarted(object sender, ManipulationStartedEventArgs e)
        {
            startPoint = e.ManipulationOrigin;
        }


        private void pivot_ManipulationCompleted(object sender, ManipulationDeltaEventArgs e)
        {
            Point endPoint = e.ManipulationOrigin;
            if (endPoint.X - startPoint.X >= 0)
            {
                #region Control Right Side
                e.Complete();
                e.Handled = true;
                #endregion
            }
            if (endPoint.X - startPoint.X < 0)
            {
                #region Control Left Side
                e.Complete();
                e.Handled = true;
                #endregion
            }
        }
    }