Maui快捷键操作

在Page页面根节点添加如下代码。
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<FlyoutBase.ContextFlyout>
    <MenuFlyout>
        <MenuFlyoutItem Command="{Binding StartOrStopCommand}" IsEnabled="{Binding IsEnabledPage}">
            <MenuFlyoutItem.Text>
                <MultiBinding StringFormat="{}{0}/{1}">
                    <Binding Path="LocalizationResourceManager[Start]"/>
                    <Binding Path="LocalizationResourceManager[Stop]"/>
                </MultiBinding>
            </MenuFlyoutItem.Text>
            <MenuFlyoutItem.KeyboardAccelerators>
                <KeyboardAccelerator Modifiers="None" Key="Space" />
            </MenuFlyoutItem.KeyboardAccelerators>
        </MenuFlyoutItem>
        <MenuFlyoutItem Text="{Binding LocalizationResourceManager[Reset]}" Command="{Binding SpirometryResetCommand}" IsEnabled="{Binding SpirometryStartCommand.IsRunning, Mode=OneWay}">
            <MenuFlyoutItem.KeyboardAccelerators>
                <KeyboardAccelerator Modifiers="None" Key="R" />
            </MenuFlyoutItem.KeyboardAccelerators>
        </MenuFlyoutItem>
        <MenuFlyoutItem Text="{Binding LocalizationResourceManager[ReturnHome]}" Command="{Binding GoHomeCommand}" IsEnabled="{Binding SpirometryStartCommand.IsRunning, Mode=OneWay, Converter={StaticResource InvertedBoolConverter}}">
            <MenuFlyoutItem.KeyboardAccelerators>
                <KeyboardAccelerator Modifiers="None" Key="Escape" />
            </MenuFlyoutItem.KeyboardAccelerators>
        </MenuFlyoutItem>
    </MenuFlyout>
</FlyoutBase.ContextFlyout>