Question

为什么这个列表框在Windows XP而不是Vista或Windows 7上崩溃，

它构建良好没有错误，但当我试图在崩溃的xp中运行它，我得到这个错误.. System.FormatExeption

<ListBox Name="lvMyAssignments" ScrollViewer.VerticalScrollBarVisibility="Hidden" Height="280" ScrollViewer.HorizontalScrollBarVisibility="Disabled">
<ListBox.ItemTemplate>
    <DataTemplate>
        <Button Margin="0,3,0,0" Tag="{Binding Path=Plocklista}" Background="Transparent" Click="Open_Assignment">
            <StackPanel>
                <Border BorderBrush="Black" BorderThickness="1,1,1,0">
                    <Border.Style>
                        <Style>
                            <Style.Triggers>
                                <DataTrigger Binding="{Binding Path=IsSelected, RelativeSource={RelativeSource Mode=FindAncestor,AncestorType={x:Type ListBoxItem}}}" Value="True">
                                    <Setter Property="Border.Height" Value="100"/>
                                    <Setter Property="Border.Background">
                                        <Setter.Value>
                                            <LinearGradientBrush EndPoint="0.5,1" StartPoint="0.5,0" MappingMode="RelativeToBoundingBox">
                                                <GradientStop Color="DarkGray" Offset="1"/>
                                                <GradientStop Color="#FFE8E8E8"/>
                                                <GradientStop Color="#FFBDBDBD" Offset="0.153"/>
                                                <GradientStop Color="DarkGray" Offset="0.904"/>
                                            </LinearGradientBrush>
                                        </Setter.Value>
                                    </Setter>
                                </DataTrigger>
                            </Style.Triggers>
                        </Style>
                    </Border.Style>
                    <Border.Background>
                        <LinearGradientBrush EndPoint="0.5,1" StartPoint="0.5,0" MappingMode="RelativeToBoundingBox">
                            <GradientStop Color="#FFECECEC" Offset="1"/>
                            <GradientStop Color="#FFE8E8E8"/>
                            <GradientStop Color="#FFBDBDBD" Offset="0.153"/>
                            <GradientStop Color="#FFE8E8E8" Offset="0.904"/>
                        </LinearGradientBrush>
                    </Border.Background>
                    <StackPanel Orientation="Horizontal" VerticalAlignment="Center">
                        <Border BorderBrush="Darkgray" BorderThickness="0,0,1,0">
                            <DockPanel Width="555">
                                <ItemsControl Height="70" ItemsSource="{Binding Path=Descriptions}" Background="Transparent" BorderThickness="0" >
                                    <ItemsControl.ItemTemplate>
                                        <DataTemplate>
                                            <StackPanel Orientation="Horizontal">
                                                <TextBlock FontWeight="Bold" Text="{Binding Path=Value}"/>
                                                <TextBlock FontWeight="Bold" Margin="5,0,0,0" Text="{Binding Path=Key}"/>
                                            </StackPanel>
                                        </DataTemplate>
                                    </ItemsControl.ItemTemplate>
                                </ItemsControl>
                            </DockPanel>
                        </Border>
                        <StackPanel HorizontalAlignment="Center">
                            <StackPanel.Background>
                                <LinearGradientBrush EndPoint="1,0.5" StartPoint="0,0.5">
                                    <LinearGradientBrush.RelativeTransform>
                                        <TransformGroup>
                                            <TranslateTransform X="-0.5" Y="-0.5"/>
                                            <ScaleTransform ScaleX="1" ScaleY="1"/>
                                            <SkewTransform AngleX="0" AngleY="0"/>
                                            <RotateTransform Angle="90"/>
                                            <TranslateTransform X="0.5" Y="0.5"/>
                                            <TranslateTransform X="0" Y="0"/>
                                        </TransformGroup>
                                    </LinearGradientBrush.RelativeTransform>
                                    <GradientStop Color="sc#1, 1, 0.158960834, 0.004391442" Offset="0"/>
                                    <GradientStop Color="sc#1, 1, 0.5, 0.5" Offset="1"/>
                                </LinearGradientBrush>
                            </StackPanel.Background>
                            <StackPanel HorizontalAlignment="Center">
                                <StackPanel.Background>
                                    <LinearGradientBrush EndPoint="1,0.5" StartPoint="0,0.5">
                                        <LinearGradientBrush.RelativeTransform>
                                            <TransformGroup>
                                                <TranslateTransform X="-0.5" Y="-0.5"/>
                                                <ScaleTransform ScaleX="1" ScaleY="1"/>
                                                <SkewTransform AngleX="0" AngleY="0"/>
                                                <RotateTransform Angle="90"/>
                                                <TranslateTransform X="0.5" Y="0.5"/>
                                                <TranslateTransform X="0" Y="0"/>
                                            </TransformGroup>
                                        </LinearGradientBrush.RelativeTransform>
                                        <GradientStop Color="sc#1, 1, 0.158960834, 0.004391442" Offset="0"/>
                                        <GradientStop Color="sc#1, 1, 0.5, 0.5" Offset="1"/>
                                    </LinearGradientBrush>
                                </StackPanel.Background>
                                <TextBlock Text="{Binding Path=Antal}" TextAlignment="Center" Width="100" FontSize="44pt" FontFamily="Calibri"/>
                            </StackPanel>
                        </StackPanel>
                    </StackPanel>
                </Border>
            </StackPanel>
        </Button>
    </DataTemplate>
</ListBox.ItemTemplate>

Answer 1

我在XAML中看到的唯一可能受操作系统版本影响的是Font="Calibri"，因为XP将安装与Vista / Win7不同的字体，并且WPF有自己的字体处理。也许就是这样，但可能不是。

我建议您发布您获得的FormatException的堆栈跟踪。这可能会提供一些真实的线索。还要尝试将XAML归结为给出错误所需的最小值。然后我们将更有可能看到它。

WPF列表框在XP上崩溃

1 个答案: