WPF，TextBlock ，ToolTip 显示
<TextBlock Text="{Binding OutPointString}" Width="80" TextTrimming="CharacterEllipsis" TextAlignment="Left" VerticalAlignment="Center"> <ToolTipService.ToolTip> <ToolTip Style="{DynamicResource NormalToolTip}"> <TextBlock Text="{Binding OutPointString}" MaxWidth="300" TextWrapping="Wrap"/> </ToolTip> </ToolTipService.ToolTip> </TextBlock>

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