Xamarin Forms:无法在网格中对齐 Frame/Entry 和 Button

Xamarin Forms: Can't align Frame/Entry and Button in a grid

我在条目周围有一个框架,在网格中有一个按钮。但是,我无法让 frame/entry 在按钮旁边填满或居中。

这是我的 xaml:

<StackLayout>
        <Grid>
            <Grid.RowDefinitions>
                <RowDefinition Height="*" />
            </Grid.RowDefinitions>
            <Grid.ColumnDefinitions>
                <ColumnDefinition Width="*"/>
                <ColumnDefinition Width="Auto"/>
            </Grid.ColumnDefinitions>
            <Frame Grid.Column="0" BorderColor="{DynamicResource PrimaryColor}" CornerRadius="5" IsClippedToBounds="True"
                   Padding="0" Margin="10,10,5,5" VerticalOptions="CenterAndExpand" HasShadow="False">
                <Entry x:Name="queryEntry" Text="{Binding QueryString}" FontSize="{DynamicResource StandardLabelFontSize}" 
                    Placeholder="Search string" ReturnType="Search" ClearButtonVisibility="WhileEditing" 
                    VerticalOptions="CenterAndExpand" AutomationId="TextSearchEntry" BackgroundColor="#F0F0F0"/>
            </Frame>
            <Button Grid.Column="1" Text="Find" Command="{Binding FindTextCommand}" Margin="0,10,10,0" WidthRequest="80"
                    Padding="0" IsEnabled="{Binding QueryString, Converter={StaticResource NonEmptyStringValue}}"
                    VerticalOptions="Center"/>
        </Grid>
        <Label Text="No Results Found." HorizontalTextAlignment="Center" IsVisible="{Binding WereNoResultsFound}"/>
        <ScrollView>
            <CollectionView ItemsSource="{Binding Items}" SelectionMode="None" >
                <CollectionView.ItemTemplate>

这是它在 iOS 上的布局:

如果您注意到两个控件都从行的顶部开始,但按钮更高。我想让它们都自动成为相同的高度。我尝试了许多不同的设置,但似乎无法正常工作。我提前感谢任何人的帮助。

试试这个,按钮 HeightRequest="35" 和框架 Margin="10,15,5,5"

<Grid>
        <Grid.RowDefinitions>
            <RowDefinition Height="*" />
        </Grid.RowDefinitions>
        <Grid.ColumnDefinitions>
            <ColumnDefinition Width="*"/>
            <ColumnDefinition Width="Auto"/>
        </Grid.ColumnDefinitions>
        <Frame Grid.Column="0" BorderColor="Blue" CornerRadius="5" IsClippedToBounds="True"
               Padding="0" Margin="10,15,5,5" VerticalOptions="CenterAndExpand" HasShadow="False">
            <Entry x:Name="queryEntry" Text="FInd" FontSize="Medium" 
                Placeholder="Search string" ReturnType="Search" ClearButtonVisibility="WhileEditing" 
                VerticalOptions="CenterAndExpand" AutomationId="TextSearchEntry" BackgroundColor="#F0F0F0"/>
        </Frame>
        <Button Grid.Column="1" Text="Find"  Margin="0,10,10,0" WidthRequest="80"  HeightRequest="35"
                Padding="0" BackgroundColor="Blue"
                VerticalOptions="Center"/>
    </Grid>