WPF RegisterAttached ListBoxItem(附加属性传递到Item)

 /// <summary>
/// Controls的附加属性
/// </summary>
public class ControlsAttached : DependencyObject
{
public static CornerRadius GetCornerRadius(DependencyObject obj)
{
return (CornerRadius)obj.GetValue(CornerRadiusProperty);
} public static void SetCornerRadius(DependencyObject obj, CornerRadius value)
{
obj.SetValue(CornerRadiusProperty, value);
} // Using a DependencyProperty as the backing store for CornerRadius. This enables animation, styling, binding, etc...
public static readonly DependencyProperty CornerRadiusProperty =
DependencyProperty.RegisterAttached("CornerRadius", typeof(CornerRadius), typeof(ControlsAttached), new PropertyMetadata(new CornerRadius())); public static Thickness GetBorderThickness(DependencyObject obj)
{
return (Thickness)obj.GetValue(BorderThicknessProperty);
} public static void SetBorderThickness(DependencyObject obj, Thickness value)
{
obj.SetValue(BorderThicknessProperty, value);
} // Using a DependencyProperty as the backing store for BorderThickness. This enables animation, styling, binding, etc...
public static readonly DependencyProperty BorderThicknessProperty =
DependencyProperty.RegisterAttached("BorderThickness", typeof(Thickness), typeof(ControlsAttached), new PropertyMetadata(new Thickness())); public static int GetControlTag(DependencyObject obj)
{
return (int)obj.GetValue(ControlTagProperty);
} public static void SetControlTag(DependencyObject obj, int value)
{
obj.SetValue(ControlTagProperty, value);
} // Using a DependencyProperty as the backing store for ControlTag. This enables animation, styling, binding, etc...
public static readonly DependencyProperty ControlTagProperty =
DependencyProperty.RegisterAttached("ControlTag", typeof(int), typeof(ControlsAttached), new PropertyMetadata()); public static Visibility GetIsShowControl(DependencyObject obj)
{
return (Visibility)obj.GetValue(IsShowControlProperty);
}
public static void SetIsShowControl(DependencyObject obj, Visibility value)
{
obj.SetValue(IsShowControlProperty, value);
} /// <summary>
/// 是否显示控件
/// </summary>
/// <param name="obj"></param>
/// <param name="value"></param>
// Using a DependencyProperty as the backing store for IsShowControl. This enables animation, styling, binding, etc...
public static readonly DependencyProperty IsShowControlProperty =
DependencyProperty.RegisterAttached("IsShowControl", typeof(Visibility), typeof(ControlsAttached), new PropertyMetadata(Visibility.Visible)); public static double GetAttachHeight(DependencyObject obj)
{
return (double)obj.GetValue(AttachHeightProperty);
} public static void SetAttachHeight(DependencyObject obj, double value)
{
obj.SetValue(AttachHeightProperty, value);
} // Using a DependencyProperty as the backing store for AttachHeight. This enables animation, styling, binding, etc...
public static readonly DependencyProperty AttachHeightProperty =
DependencyProperty.RegisterAttached("AttachHeight", typeof(double), typeof(ControlsAttached), new PropertyMetadata(double.NaN)); public static Brush GetMouseOverBackground(DependencyObject obj)
{
return (Brush)obj.GetValue(MouseOverBackgroundProperty);
} public static void SetMouseOverBackground(DependencyObject obj, Brush value)
{
obj.SetValue(MouseOverBackgroundProperty, value);
} // Using a DependencyProperty as the backing store for MouseOverBackground. This enables animation, styling, binding, etc...
public static readonly DependencyProperty MouseOverBackgroundProperty =
DependencyProperty.RegisterAttached("MouseOverBackground", typeof(Brush), typeof(ControlsAttached), new PropertyMetadata(Brushes.Transparent)); public static Brush GetMouseOverBorderBrush(DependencyObject obj)
{
return (Brush)obj.GetValue(MouseOverBorderBrushProperty);
} public static void SetMouseOverBorderBrush(DependencyObject obj, Brush value)
{
obj.SetValue(MouseOverBorderBrushProperty, value);
} // Using a DependencyProperty as the backing store for MouseOverBorderBrush. This enables animation, styling, binding, etc...
public static readonly DependencyProperty MouseOverBorderBrushProperty =
DependencyProperty.RegisterAttached("MouseOverBorderBrush", typeof(Brush), typeof(ControlsAttached), new PropertyMetadata(Brushes.Transparent)); public static Brush GetPressBackground(DependencyObject obj)
{
return (Brush)obj.GetValue(PressBackgroundProperty);
} public static void SetPressBackground(DependencyObject obj, Brush value)
{
obj.SetValue(PressBackgroundProperty, value);
} // Using a DependencyProperty as the backing store for PressBackground. This enables animation, styling, binding, etc...
public static readonly DependencyProperty PressBackgroundProperty =
DependencyProperty.RegisterAttached("PressBackground", typeof(Brush), typeof(ControlsAttached), new PropertyMetadata(Brushes.Transparent)); public static Brush GetPressBorderBrush(DependencyObject obj)
{
return (Brush)obj.GetValue(PressBorderBrushProperty);
} public static void SetPressBorderBrush(DependencyObject obj, Brush value)
{
obj.SetValue(PressBorderBrushProperty, value);
} // Using a DependencyProperty as the backing store for PressBorderBrush. This enables animation, styling, binding, etc...
public static readonly DependencyProperty PressBorderBrushProperty =
DependencyProperty.RegisterAttached("PressBorderBrush", typeof(Brush), typeof(ControlsAttached), new PropertyMetadata(Brushes.Transparent)); public static int GetControlEnable(DependencyObject obj)
{
return (int)obj.GetValue(ControlEnableProperty);
} public static void SetControlEnable(DependencyObject obj, int value)
{
obj.SetValue(ControlEnableProperty, value);
} // Using a DependencyProperty as the backing store for ControlEnable. This enables animation, styling, binding, etc...
public static readonly DependencyProperty ControlEnableProperty =
DependencyProperty.RegisterAttached("ControlEnable", typeof(int), typeof(ControlsAttached), new PropertyMetadata()); public static VerticalAlignment GetVerticalAlignment(DependencyObject obj)
{
return (VerticalAlignment)obj.GetValue(VerticalAlignmentProperty);
} public static void SetVerticalAlignment(DependencyObject obj, VerticalAlignment value)
{
obj.SetValue(VerticalAlignmentProperty, value);
} // Using a DependencyProperty as the backing store for VerticalAlignment. This enables animation, styling, binding, etc...
public static readonly DependencyProperty VerticalAlignmentProperty =
DependencyProperty.RegisterAttached("VerticalAlignment", typeof(VerticalAlignment), typeof(ControlsAttached), new PropertyMetadata(VerticalAlignment.Stretch)); public static HorizontalAlignment GetHorizontalAlignment(DependencyObject obj)
{
return (HorizontalAlignment)obj.GetValue(HorizontalAlignmentProperty);
} public static void SetHorizontalAlignment(DependencyObject obj, HorizontalAlignment value)
{
obj.SetValue(HorizontalAlignmentProperty, value);
} // Using a DependencyProperty as the backing store for HorizontalAlignment. This enables animation, styling, binding, etc...
public static readonly DependencyProperty HorizontalAlignmentProperty =
DependencyProperty.RegisterAttached("HorizontalAlignment", typeof(HorizontalAlignment), typeof(ControlsAttached), new PropertyMetadata(HorizontalAlignment.Stretch)); }
    <Style x:Key="ListBoxItemStyle"
TargetType="{x:Type ListBoxItem}">
<Setter Property="HorizontalContentAlignment"
Value="Stretch"></Setter>
<Setter Property="Foreground"
Value="White"></Setter>
<Setter Property="SnapsToDevicePixels"
Value="True"></Setter>
<Setter Property="FocusVisualStyle"
Value="{x:Null}"></Setter>
<Setter Property="Template">
<Setter.Value>
<ControlTemplate TargetType="{x:Type ListBoxItem}">
<Grid>
<Border Name="Border"
BorderBrush="Transparent"
CornerRadius=""
Margin="1 1"
Height="">
<Border.Background>
<SolidColorBrush Color="Transparent"
x:Name="BorderBg"></SolidColorBrush>
</Border.Background>
<ContentPresenter VerticalAlignment="{Binding Path=(local:ControlsAttached.VerticalAlignment),RelativeSource={RelativeSource Mode=FindAncestor,AncestorType={x:Type ListBox}}}"
Margin="3 0" />
</Border>
</Grid>
<ControlTemplate.Triggers>
<Trigger Property="IsSelected"
Value="True">
<Setter Property="Background"
TargetName="Border"
Value="#9ab6bd" />
<Setter Property="Foreground"
Value="Black"></Setter>
</Trigger>
<Trigger Property="IsMouseOver"
Value="True">
<Setter TargetName="Border"
Property="BorderBrush"
Value="#acacac"></Setter>
<Trigger.EnterActions>
<BeginStoryboard>
<Storyboard>
<ColorAnimation Storyboard.TargetName="BorderBg"
Storyboard.TargetProperty="Color"
To="#4f7f8d"
Duration="0:0:0.3"></ColorAnimation> </Storyboard>
</BeginStoryboard>
</Trigger.EnterActions>
<Trigger.ExitActions>
<BeginStoryboard>
<Storyboard>
<ColorAnimation Storyboard.TargetName="BorderBg"
Storyboard.TargetProperty="Color"
Duration="0:0:0.3">
</ColorAnimation>
</Storyboard>
</BeginStoryboard>
</Trigger.ExitActions>
</Trigger> </ControlTemplate.Triggers>
</ControlTemplate>
</Setter.Value>
</Setter>
</Style>
 <ListBox ItemsSource="{Binding datas}"
SelectedItem="{Binding data}"
DisplayMemberPath="Name"
Foreground="White"
Style="{DynamicResource MyListBoxStyle}"
local:ControlsAttached.VerticalAlignment="Bottom"
ItemContainerStyle="{DynamicResource ListBoxItemStyle}">
</ListBox>
(local:ControlsAttached.VerticalAlignment)
一定要加()否则绑定不生效!!!
实现这个是为了再ListBox设置子项对齐的方式,不会因为子项对齐方式不一样而新建Style
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