更新:找到一种更好的方法,Border
如果Effect
直接应用于ScrollViewer
封装模板中文本的部分,则可以跳过该部分.
<TextBox Text="Shadow Text">
<TextBox.Resources>
<Style TargetType="ScrollViewer">
<Setter Property="Effect">
<Setter.Value>
<DropShadowEffect ShadowDepth="4"
Direction="330"
Color="Black"
Opacity="0.5"
BlurRadius="4"/>
</Setter.Value>
</Setter>
</Style>
</TextBox.Resources>
</TextBox>
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更新2:错过了创建TextBox
代码的部分.这是与上面的Xaml等效的c#
Setter effectSetter = new Setter();
effectSetter.Property = ScrollViewer.EffectProperty;
effectSetter.Value = new DropShadowEffect
{
ShadowDepth = 4,
Direction = 330,
Color = Colors.Black,
Opacity = 0.5,
BlurRadius = 4
};
Style dropShadowScrollViewerStyle = new Style(typeof(ScrollViewer));
dropShadowScrollViewerStyle.Setters.Add(effectSetter);
TextBox dropShadowTextBox = new TextBox();
dropShadowTextBox.Text = "Shadow Text";
dropShadowTextBox.Foreground = Brushes.Teal;
dropShadowTextBox.FontSize = 40;
dropShadowTextBox.Margin = new Thickness(10);
dropShadowTextBox.Resources.Add(typeof(ScrollViewer), dropShadowScrollViewerStyle);
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好问题,一个想法是使背景和BorderBrush透明TextBox
,并将其放在一个Border
<Border BorderThickness="1"
BorderBrush="#FF7F9DB9"
SnapsToDevicePixels="True"
UseLayoutRounding="True"
Margin="10">
<TextBox Text="Shadow Text"
Foreground="Teal"
FontSize="40"
Background="Transparent"
BorderBrush="Transparent">
<TextBox.Effect>
<DropShadowEffect ShadowDepth="4"
Direction="330"
Color="Black"
Opacity="0.5"
BlurRadius="4"/>
</TextBox.Effect>
</TextBox>
</Border>
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这是与"正常"的比较 TextBox
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