Question

我无法在wp7中滚动页面。虽然我已经添加了scrollview但它仍然无效。

<phone:PhoneApplicationPage 
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"
mc:Ignorable="d" d:DesignWidth="480" d:DesignHeight="860"
x:Class="sastadeal.PhonePage1"
FontFamily="{StaticResource PhoneFontFamilyNormal}"
FontSize="{StaticResource PhoneFontSizeNormal}"
Foreground="{StaticResource PhoneForegroundBrush}"
Orientation="Portrait"
shell:SystemTray.IsVisible="True" Height="1768">

<!--LayoutRoot is the root grid where all page content is placed-->
<Grid x:Name="LayoutRoot" Background="Transparent" Height="1768">
    <ScrollViewer>

        <!--TitlePanel contains the name of the application and page title-->
<!--TitlePanel contains the name of the application and page title-->

    <Grid x:Name="ContentPanel" Margin="24,8,0,-8" Background="#FF61B1DE" Height="1768" >

        <Image Height="76" Margin="8,8,0,0" Source="logo.png" Stretch="Fill" VerticalAlignment="Top"/>

        <TextBlock HorizontalAlignment="Left" Margin="35,124,0,0" TextWrapping="Wrap" Text="Account Purpose" VerticalAlignment="Top" Foreground="Black"/>
        <ListBox x:Name="lb" Height="70" Margin="36,161,185,0" VerticalAlignment="Top" FontSize="24" Background="#FF00BEEF">
            <ListBoxItem x:Name="lb_vendor" Content="Launch &amp; Grab Deals"/>
            <ListBoxItem x:Name="lb_customer" Content="Grab Deals"/>
        </ListBox>
        <TextBlock HorizontalAlignment="Left" Margin="32,252,0,0" TextWrapping="Wrap" Text="Enter You Vendor Code" Foreground="Black" VerticalAlignment="Top" Name="Vendorcode_tb"/>
        <TextBox x:Name="vendorcode_text" HorizontalAlignment="Left" Margin="21,283,0,0" TextWrapping="Wrap" Text="" VerticalAlignment="Top" Width="334" />
        <TextBlock HorizontalAlignment="Left" Margin="35,363,0,0" TextWrapping="Wrap" Text="e-Mail ID-" Foreground="Black" VerticalAlignment="Top"/>
        <TextBox HorizontalAlignment="Left" Margin="21,390,0,0" TextWrapping="Wrap" Text="" VerticalAlignment="Top" Width="334"/>
        <TextBlock HorizontalAlignment="Left" Margin="32,466,0,0" TextWrapping="Wrap" Text="Enter Password - " Foreground="Black" VerticalAlignment="Top"/>
        <TextBox x:Name="pwd" HorizontalAlignment="Left" Margin="21,497,0,0" TextWrapping="Wrap" VerticalAlignment="Top" Width="335"/>
        <TextBox x:Name="pwdr" HorizontalAlignment="Left" Margin="21,596,0,0" TextWrapping="Wrap" Text="" VerticalAlignment="Top" Width="335"/>
        <TextBlock HorizontalAlignment="Left" Margin="32,569,0,0" TextWrapping="Wrap" Text="Re-enter password" Foreground="Black" VerticalAlignment="Top"/>
        <TextBlock HorizontalAlignment="Left" Margin="35,669,0,0" TextWrapping="Wrap" Text="Contact Number -" VerticalAlignment="Top" Foreground="Black"/>
        <TextBox x:Name="Cno_txt" HorizontalAlignment="Left" Margin="21,700,0,0" TextWrapping="Wrap" VerticalAlignment="Top" Width="335" InputScope="Number"/>
        <TextBlock HorizontalAlignment="Left" Margin="36,776,0,0" TextWrapping="Wrap" Text="Mobile Number- " Foreground="Black" VerticalAlignment="Top"/>
        <TextBox x:Name="mno_text" HorizontalAlignment="Left" Margin="21,807,0,0" TextWrapping="Wrap" Text="" VerticalAlignment="Top" Width="335"/>
        <TextBlock HorizontalAlignment="Left" Margin="30,898,0,0" TextWrapping="Wrap" Text="Address 1" Foreground="Black" VerticalAlignment="Top"/>
        <TextBox HorizontalAlignment="Left" Margin="36,950,0,0" TextWrapping="Wrap" Text="" x:Name="add1_text" Width="335" InputScope="PostalAddress" Height="72" VerticalAlignment="Top"/>
        <TextBlock HorizontalAlignment="Left" Margin="36,1026,0,0" TextWrapping="Wrap" Text="Address 2" Foreground="Black" VerticalAlignment="Top"/>
        <TextBox HorizontalAlignment="Left" Margin="36,1057,0,0" TextWrapping="Wrap" Text="" VerticalAlignment="Top" Width="335"/>

    </Grid>
    </ScrollViewer>
</Grid>

屏幕自动返回其先前位置，滚动未完成。它只是像弹性

一样向下移动而不是向后移动

Answer 1

Grid，ScrollViewer的唯一孩子，其固定高度为1768.这决定了ScrollViewer可以向上/向下滚动的最大区域。

默认情况下，您的ScrollViewer会延伸以适合其父级。该父母是另一个Grid，其固定高度为1768.

因此ScrollViewer的固定高度也是1768，因此无需滚动。可滚动的数量是ScrollViewer高度与内容高度之间的差异。在这种情况下，差异为0。

删除外部网格的固定高度。我怀疑您的Windows Phone有1768高屏幕：）

Windows phone 7 scrollviewer问题

1 个答案: