Нашел на просторах такой пример:
Код:
<LinearGradientBrush x:Key="TextBoxBorder" EndPoint="0,20" MappingMode="Absolute" StartPoint="0,0">
<GradientStop Color="#ABADB3" Offset="0.05" />
<GradientStop Color="#E2E3EA" Offset="0.07" />
<GradientStop Color="#E3E9EF" Offset="1" />
</LinearGradientBrush>
<Style x:Key="ExtendedTextBoxTemplate" BasedOn="{x:Null}" TargetType="{x:Type TextBox}">
<Setter Property="Foreground" Value="{DynamicResource {x:Static SystemColors.ControlTextBrushKey}}" />
<Setter Property="Background" Value="{DynamicResource {x:Static SystemColors.WindowBrushKey}}" />
<Setter Property="BorderBrush" Value="{StaticResource TextBoxBorder}" />
<Setter Property="BorderThickness" Value="1" />
<Setter Property="Padding" Value="1" />
<Setter Property="AllowDrop" Value="true" />
<Setter Property="FocusVisualStyle" Value="{x:Null}" />
<Setter Property="ScrollViewer.PanningMode" Value="VerticalFirst" />
<Setter Property="Stylus.IsFlicksEnabled" Value="False" />
<Setter Property="Template">
<Setter.Value>
<ControlTemplate TargetType="{x:Type TextBox}">
<!-- Here i just wrap the content in a grid and place a button on the right, needs to be styled though -->
<Grid>
<Microsoft_Windows_Themes:ListBoxChrome x:Name="Bd"
BorderBrush="{TemplateBinding BorderBrush}"
BorderThickness="{TemplateBinding BorderThickness}"
Background="{TemplateBinding Background}"
RenderMouseOver="{TemplateBinding IsMouseOver}"
RenderFocused="{TemplateBinding IsKeyboardFocusWithin}" SnapsToDevicePixels="true">
<ScrollViewer x:Name="PART_ContentHost"
SnapsToDevicePixels="{TemplateBinding SnapsToDevicePixels}" />
</Microsoft_Windows_Themes:ListBoxChrome>
<Button Content="X" HorizontalAlignment="Right">
<i:Interaction.Triggers>
<i:EventTrigger EventName="Click">
<ta:ClearTextAction
Target="{Binding RelativeSource={RelativeSource TemplatedParent}}" />
</i:EventTrigger>
</i:Interaction.Triggers>
</Button>
</Grid>
<ControlTemplate.Triggers>
<Trigger Property="IsEnabled" Value="false">
<Setter Property="Background" TargetName="Bd"
Value="{DynamicResource {x:Static SystemColors.ControlBrushKey}}" />
<Setter Property="Foreground"
Value="{DynamicResource {x:Static SystemColors.GrayTextBrushKey}}" />
</Trigger>
</ControlTemplate.Triggers>
</ControlTemplate>
</Setter.Value>
</Setter>
</Style>
Код:
class ClearTextAction : TriggerAction<Button>
{
public static readonly DependencyProperty TargetProperty =
DependencyProperty.Register("Target", typeof(TextBox), typeof(ClearTextAction), new UIPropertyMetadata(null));
public TextBox Target
{
get { return (TextBox)GetValue(TargetProperty); }
set { SetValue(TargetProperty, value); }
}
protected override void Invoke(object parameter)
{
Target.Clear();
}
}
К сожалению, спросить у автора возможности нет, но думаю с пониманием у знающих людей проблем не будет.
Не могу вкурить ( и VS тоже) что за пространство имен i и ta. В ивент триггере кнопки.
