<ResourceDictionary xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml">
<!--In this example, an implecit style for Calendar is defined elsewhere
in the application. DatePickerCalendarStyle is based on the implicit
style so that the DatePicker will use the application's calendar style.-->
<Style x:Key="DatePickerCalendarStyle"
TargetType="{x:Type Calendar}"
BasedOn="{StaticResource {x:Type Calendar}}" />
<!--The template for the button that displays the calendar.-->
<Style x:Key="DropDownButtonStyle"
TargetType="Button">
<Setter Property="Template">
<Setter.Value>
<ControlTemplate TargetType="{x:Type Button}">
<Grid>
<VisualStateManager.VisualStateGroups>
<VisualStateGroup x:Name="CommonStates">
<VisualStateGroup.Transitions>
<VisualTransition GeneratedDuration="0" />
<VisualTransition GeneratedDuration="0:0:0.1"
To="MouseOver" />
<VisualTransition GeneratedDuration="0:0:0.1"
To="Pressed" />
</VisualStateGroup.Transitions>
<VisualState x:Name="Normal" />
<VisualState x:Name="MouseOver">
<Storyboard>
<ColorAnimationUsingKeyFrames BeginTime="0"
Duration="00:00:00.001"
Storyboard.TargetName="BackgroundGradient"
Storyboard.TargetProperty="(Border.Background).
(GradientBrush.GradientStops)[1].(GradientStop.Color)">
<SplineColorKeyFrame KeyTime="0"
Value="#F2FFFFFF" />
</ColorAnimationUsingKeyFrames>
<ColorAnimationUsingKeyFrames BeginTime="0"
Duration="00:00:00.001"
Storyboard.TargetName="BackgroundGradient"
Storyboard.TargetProperty="(Border.Background).
(GradientBrush.GradientStops)[2].(GradientStop.Color)">
<SplineColorKeyFrame KeyTime="0"
Value="#CCFFFFFF" />
</ColorAnimationUsingKeyFrames>
<ColorAnimation Duration="0"
To="#FF448DCA"
Storyboard.TargetProperty="(Border.Background).
(SolidColorBrush.Color)"
Storyboard.TargetName="Background" />
<ColorAnimationUsingKeyFrames BeginTime="0"
Duration="00:00:00.001"
Storyboard.TargetName="BackgroundGradient"
Storyboard.TargetProperty="(Border.Background).
(GradientBrush.GradientStops)[3].(GradientStop.Color)">
<SplineColorKeyFrame KeyTime="0"
Value="#7FFFFFFF" />
</ColorAnimationUsingKeyFrames>
</Storyboard>
</VisualState>
<VisualState x:Name="Pressed">
<Storyboard>
<ColorAnimationUsingKeyFrames BeginTime="0"
Duration="00:00:00.001"
Storyboard.TargetName="Background"
Storyboard.TargetProperty="(Border.Background).
(SolidColorBrush.Color)">
<SplineColorKeyFrame KeyTime="0"
Value="#FF448DCA" />
</ColorAnimationUsingKeyFrames>
<DoubleAnimationUsingKeyFrames BeginTime="0"
Duration="00:00:00.001"
Storyboard.TargetProperty="(UIElement.Opacity)"
Storyboard.TargetName="Highlight">
<SplineDoubleKeyFrame KeyTime="0"
Value="1" />
</DoubleAnimationUsingKeyFrames>
<ColorAnimationUsingKeyFrames BeginTime="0"
Duration="00:00:00.001"
Storyboard.TargetName="BackgroundGradient"
Storyboard.TargetProperty="(Border.Background).
(GradientBrush.GradientStops)[0].(GradientStop.Color)">
<SplineColorKeyFrame KeyTime="0"
Value="#F4FFFFFF" />
</ColorAnimationUsingKeyFrames>
<ColorAnimationUsingKeyFrames BeginTime="0"
Duration="00:00:00.001"
Storyboard.TargetName="BackgroundGradient"
Storyboard.TargetProperty="(Border.Background).
(GradientBrush.GradientStops)[1].(GradientStop.Color)">
<SplineColorKeyFrame KeyTime="0"
Value="#EAFFFFFF" />
</ColorAnimationUsingKeyFrames>
<ColorAnimationUsingKeyFrames BeginTime="0"
Duration="00:00:00.001"
Storyboard.TargetName="BackgroundGradient"
Storyboard.TargetProperty="(Border.Background).
(GradientBrush.GradientStops)[2].(GradientStop.Color)">
<SplineColorKeyFrame KeyTime="0"
Value="#C6FFFFFF" />
</ColorAnimationUsingKeyFrames>
<ColorAnimationUsingKeyFrames BeginTime="0"
Duration="00:00:00.001"
Storyboard.TargetName="BackgroundGradient"
Storyboard.TargetProperty="(Border.Background).
(GradientBrush.GradientStops)[3].(GradientStop.Color)">
<SplineColorKeyFrame KeyTime="0"
Value="#6BFFFFFF" />
</ColorAnimationUsingKeyFrames>
</Storyboard>
</VisualState>
<VisualState x:Name="Disabled" />
</VisualStateGroup>
</VisualStateManager.VisualStateGroups>
<Grid Background="#11FFFFFF"
FlowDirection="LeftToRight"
HorizontalAlignment="Center"
Height="18"
Margin="0"
VerticalAlignment="Center"
Width="19">
<Grid.ColumnDefinitions>
<ColumnDefinition Width="20*" />
<ColumnDefinition Width="20*" />
<ColumnDefinition Width="20*" />
<ColumnDefinition Width="20*" />
</Grid.ColumnDefinitions>
<Grid.RowDefinitions>
<RowDefinition Height="23*" />
<RowDefinition Height="19*" />
<RowDefinition Height="19*" />
<RowDefinition Height="19*" />
</Grid.RowDefinitions>
<Border x:Name="Highlight"
BorderThickness="1"
Grid.ColumnSpan="4"
CornerRadius="0,0,1,1"
Margin="-1"
Opacity="1"
Grid.Row="0"
Grid.RowSpan="4">
<Border.BorderBrush>
<SolidColorBrush Color="{DynamicResource ControlPressedColor}" />
</Border.BorderBrush>
</Border>
<Border x:Name="Background"
BorderBrush="#FFFFFFFF"
BorderThickness="1"
Grid.ColumnSpan="4"
CornerRadius=".5"
Margin="0,-1,0,0"
Opacity="1"
Grid.Row="1"
Grid.RowSpan="3">
<Border.Background>
<SolidColorBrush Color="{DynamicResource ControlDarkColor}" />
</Border.Background>
</Border>
<Border x:Name="BackgroundGradient"
BorderBrush="#BF000000"
BorderThickness="1"
Grid.ColumnSpan="4"
CornerRadius=".5"
Margin="0,-1,0,0"
Opacity="1"
Grid.Row="1"
Grid.RowSpan="3">
<Border.Background>
<LinearGradientBrush EndPoint=".7,1"
StartPoint=".7,0">
<GradientStop Color="#FFFFFFFF"
Offset="0" />
<GradientStop Color="#F9FFFFFF"
Offset="0.375" />
<GradientStop Color="#E5FFFFFF"
Offset="0.625" />
<GradientStop Color="#C6FFFFFF"
Offset="1" />
</LinearGradientBrush>
</Border.Background>
</Border>
<Rectangle Grid.ColumnSpan="4"
Grid.RowSpan="1"
StrokeThickness="1">
<Rectangle.Fill>
<LinearGradientBrush EndPoint="0,1"
StartPoint="0,0">
<GradientStop Color="{DynamicResource HeaderTopColor}" />
<GradientStop Color="{DynamicResource ControlMediumColor}"
Offset="1" />
</LinearGradientBrush>
</Rectangle.Fill>
<Rectangle.Stroke>
<LinearGradientBrush EndPoint="0.48,-1"
StartPoint="0.48,1.25">
<GradientStop Color="#FF494949" />
<GradientStop Color="#FF9F9F9F"
Offset="1" />
</LinearGradientBrush>
</Rectangle.Stroke>
</Rectangle>
<Path Fill="#FF2F2F2F"
Grid.Row="1"
Grid.Column="0"
Grid.RowSpan="3"
Grid.ColumnSpan="4"
HorizontalAlignment="Center"
VerticalAlignment="Center"
RenderTransformOrigin="0.5,0.5"
Margin="4,3,4,3"
Stretch="Fill"
Data="M11.426758,8.4305077 L11.749023,8.4305077
L11.749023,16.331387 L10.674805,16.331387
L10.674805,10.299648 L9.0742188,11.298672
L9.0742188,10.294277 C9.4788408,10.090176
9.9094238,9.8090878 10.365967,9.4510155
C10.82251,9.0929432 11.176106,8.7527733
11.426758,8.4305077 z M14.65086,8.4305077
L18.566387,8.4305077 L18.566387,9.3435936
L15.671368,9.3435936 L15.671368,11.255703
C15.936341,11.058764 16.27293,10.960293
16.681133,10.960293 C17.411602,10.960293
17.969301,11.178717 18.354229,11.615566
C18.739157,12.052416 18.931622,12.673672
18.931622,13.479336 C18.931622,15.452317
18.052553,16.438808 16.294415,16.438808
C15.560365,16.438808 14.951641,16.234707
14.468243,15.826504 L14.881817,14.929531
C15.368796,15.326992 15.837872,15.525723
16.289043,15.525723 C17.298809,15.525723
17.803692,14.895514 17.803692,13.635098
C17.803692,12.460618 17.305971,11.873379
16.310528,11.873379 C15.83071,11.873379
15.399232,12.079271 15.016094,12.491055
L14.65086,12.238613 z" />
<Ellipse Grid.ColumnSpan="4"
Fill="#FFFFFFFF"
HorizontalAlignment="Center"
Height="3"
StrokeThickness="0"
VerticalAlignment="Center"
Width="3" />
<Border x:Name="DisabledVisual"
BorderBrush="#B2FFFFFF"
BorderThickness="1"
Grid.ColumnSpan="4"
CornerRadius="0,0,.5,.5"
Opacity="0"
Grid.Row="0"
Grid.RowSpan="4" />
</Grid>
</Grid>
</ControlTemplate>
</Setter.Value>
</Setter>
</Style>
<Style TargetType="{x:Type DatePicker}">
<Setter Property="Foreground"
Value="#FF333333" />
<Setter Property="IsTodayHighlighted"
Value="True" />
<Setter Property="SelectedDateFormat"
Value="Short" />
<Setter Property="Padding"
Value="2" />
<Setter Property="BorderThickness"
Value="1" />
<Setter Property="HorizontalContentAlignment"
Value="Stretch" />
<!--Set CalendarStyle to DatePickerCalendarStyle.-->
<Setter Property="CalendarStyle"
Value="{DynamicResource DatePickerCalendarStyle}" />
<Setter Property="Template">
<Setter.Value>
<ControlTemplate TargetType="{x:Type DatePicker}">
<Border BorderThickness="{TemplateBinding BorderThickness}"
Padding="{TemplateBinding Padding}">
<Border.BorderBrush>
<LinearGradientBrush EndPoint="0.5,1"
StartPoint="0.5,0">
<GradientStop Color="{DynamicResource BorderLightColor}"
Offset="0" />
<GradientStop Color="{DynamicResource BorderDarkColor}"
Offset="1" />
</LinearGradientBrush>
</Border.BorderBrush>
<Border.Background>
<LinearGradientBrush EndPoint="0.5,1"
StartPoint="0.5,0">
<GradientStop Color="{DynamicResource HeaderTopColor}"
Offset="0" />
<GradientStop Color="{DynamicResource ControlMediumColor}"
Offset="1" />
</LinearGradientBrush>
</Border.Background>
<VisualStateManager.VisualStateGroups>
<VisualStateGroup x:Name="CommonStates">
<VisualState x:Name="Normal" />
<VisualState x:Name="Disabled">
<Storyboard>
<DoubleAnimation Duration="0"
To="1"
Storyboard.TargetProperty="Opacity"
Storyboard.TargetName="PART_DisabledVisual" />
</Storyboard>
</VisualState>
</VisualStateGroup>
</VisualStateManager.VisualStateGroups>
<Grid x:Name="PART_Root"
HorizontalAlignment="{TemplateBinding HorizontalContentAlignment}"
VerticalAlignment="{TemplateBinding VerticalContentAlignment}">
<Grid.ColumnDefinitions>
<ColumnDefinition Width="*" />
<ColumnDefinition Width="Auto" />
</Grid.ColumnDefinitions>
<Button x:Name="PART_Button"
Grid.Column="1"
Foreground="{TemplateBinding Foreground}"
Focusable="False"
HorizontalAlignment="Left"
Margin="3,0,3,0"
Grid.Row="0"
Style="{StaticResource DropDownButtonStyle}"
VerticalAlignment="Top" />
<DatePickerTextBox x:Name="PART_TextBox"
Grid.Column="0"
Foreground="{TemplateBinding Foreground}"
Focusable="{TemplateBinding Focusable}"
HorizontalContentAlignment="Stretch"
Grid.Row="0"
VerticalContentAlignment="Stretch" />
<Grid x:Name="PART_DisabledVisual"
Grid.ColumnSpan="2"
Grid.Column="0"
IsHitTestVisible="False"
Opacity="0"
Grid.Row="0">
<Grid.ColumnDefinitions>
<ColumnDefinition Width="*" />
<ColumnDefinition Width="Auto" />
</Grid.ColumnDefinitions>
<Rectangle Grid.Column="0"
Fill="#A5FFFFFF"
RadiusY="1"
Grid.Row="0"
RadiusX="1" />
<Rectangle Grid.Column="1"
Fill="#A5FFFFFF"
Height="18"
Margin="3,0,3,0"
RadiusY="1"
Grid.Row="0"
RadiusX="1"
Width="19" />
<Popup x:Name="PART_Popup"
AllowsTransparency="True"
Placement="Bottom"
PlacementTarget="{Binding ElementName=PART_TextBox}"
StaysOpen="False" />
</Grid>
</Grid>
</Border>
</ControlTemplate>
</Setter.Value>
</Setter>
</Style>
</ResourceDictionary>
这篇博客详细介绍了WPF中DatePicker的ControlTemplate，包括如何定义日历样式、按钮模板，以及不同状态（如正常、鼠标悬停、按下）下的视觉效果。内容涉及样式设置、动画、视觉状态管理，为自定义DatePicker的外观提供了指导。
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