public static PropertyMetadata CreatePropertyMetadata <T>(
T defaultValue,
CastedPropertyChangedCallback?propertyChangedCallback,
CastedCoerceValueCallback <T>?coerceValueCallback)
{
return(new PropertyMetadata(defaultValue, DownCast(propertyChangedCallback), DownCast(coerceValueCallback)));
}
public static PropertyMetadata CreateUIPropertyMetadata <T>(
T defaultValue,
CastedPropertyChangedCallback propertyChangedCallback,
CastedCoerceValueCallback <T> coerceValueCallback,
bool isAnimationProhibited)
{
return(new UIPropertyMetadata(defaultValue, DownCast(propertyChangedCallback), DownCast(coerceValueCallback), isAnimationProhibited));
}
public static PropertyMetadata CreatePropertyMetadata <T>(
CastedPropertyChangedCallback propertyChangedCallback,
CastedCoerceValueCallback <T>?coerceValueCallback)
{
return(new PropertyMetadata(DownCast(propertyChangedCallback))
{
CoerceValueCallback = DownCast(coerceValueCallback)
});
}
public static void OverrideMetadata <T>(
DependencyProperty dp,
CastedPropertyChangedCallback propertyChangedCallback,
CastedCoerceValueCallback <T>?coerceValueCallback = null)
{
OverrideMetadata(
dp,
CreatePropertyMetadata(propertyChangedCallback, coerceValueCallback));
}
public static DependencyProperty AddOwner <T>(
DependencyProperty dp,
CastedPropertyChangedCallback propertyChangedCallback,
CastedCoerceValueCallback <T>?coerceValueCallback = null)
{
return(AddOwner(
dp,
CreatePropertyMetadata(propertyChangedCallback, coerceValueCallback)));
}
public static DependencyProperty Register <T>(
Expression <Func <TOwner, T> > propertyLamba,
CastedPropertyChangedCallback propertyChangedCallback,
CastedCoerceValueCallback <T>?coerceValueCallback = null,
CastedValidateValueCallback <T>?validateValueCallback = null)
{
return(Register(
propertyLamba,
CreatePropertyMetadata(propertyChangedCallback, coerceValueCallback),
validateValueCallback));
}
public static DependencyPropertyKey RegisterReadOnly <T>(
Expression <Func <TOwner, T> > propertyLamba,
T defaultValue,
CastedPropertyChangedCallback?propertyChangedCallback = null,
CastedCoerceValueCallback <T>?coerceValueCallback = null,
CastedValidateValueCallback <T>?validateValueCallback = null)
{
return(RegisterReadOnly(
propertyLamba,
CreatePropertyMetadata(defaultValue, propertyChangedCallback, coerceValueCallback),
validateValueCallback));
}
public static PropertyMetadata CreateFrameworkPropertyMetadata <T>(
T defaultValue,
FrameworkPropertyMetadataOptions flags,
CastedPropertyChangedCallback?propertyChangedCallback = null,
CastedCoerceValueCallback <T>?coerceValueCallback = null,
bool isAnimationProhibited = false,
UpdateSourceTrigger?defaultUpdateSourceTrigger = null)
{
return(defaultUpdateSourceTrigger.HasValue
? new FrameworkPropertyMetadata(defaultValue, flags, DownCast(propertyChangedCallback), DownCast(coerceValueCallback), isAnimationProhibited, defaultUpdateSourceTrigger.Value)
: new FrameworkPropertyMetadata(defaultValue, flags, DownCast(propertyChangedCallback), DownCast(coerceValueCallback), isAnimationProhibited));
}
public static void OverrideMetadata <T>(
DependencyProperty dp,
T defaultValue,
FrameworkPropertyMetadataOptions flags,
CastedPropertyChangedCallback?propertyChangedCallback = null,
CastedCoerceValueCallback <T>?coerceValueCallback = null,
bool isAnimationProhibited = false,
UpdateSourceTrigger?defaultUpdateSourceTrigger = null)
{
OverrideMetadata(
dp,
CreateFrameworkPropertyMetadata(
defaultValue,
flags,
propertyChangedCallback,
coerceValueCallback,
isAnimationProhibited,
defaultUpdateSourceTrigger));
}
public static DependencyProperty Register <T>(
Expression <Func <TOwner, T> > propertyLamba,
T defaultValue,
FrameworkPropertyMetadataOptions flags,
CastedPropertyChangedCallback?propertyChangedCallback = null,
CastedCoerceValueCallback <T>?coerceValueCallback = null,
bool isAnimationProhibited = false,
UpdateSourceTrigger?defaultUpdateSourceTrigger = null,
CastedValidateValueCallback <T>?validateValueCallback = null)
{
return(Register(
propertyLamba,
CreateFrameworkPropertyMetadata(
defaultValue,
flags,
propertyChangedCallback,
coerceValueCallback,
isAnimationProhibited,
defaultUpdateSourceTrigger),
validateValueCallback));
}
/// <summary>
/// Converts a <see cref="CastedCoerceValueCallback{T}"/> to a <see cref="CoerceValueCallback"/>.
/// </summary>
/// <typeparam name="T">The value type</typeparam>
/// <param name="callback">The callback.</param>
/// <returns>a <see cref="CoerceValueCallback"/> or <c>null</c> if the input is null.</returns>
public static CoerceValueCallback DownCast <T>(CastedCoerceValueCallback <T> callback)
{
return((callback == null) ? null : new CoerceValueCallback((d, baseValue) => callback((TOwnerObject)d, baseValue)));
}
/// <summary>
/// Registers a dependency with the dependency property system for the <see cref="TOwnerObject" /> based on the property passed in.
/// </summary>
/// <typeparam name="TProperty">The property type (inferred from the lambda).</typeparam>
/// <param name="propertyLambda">The property indicator lambda.</param>
/// <param name="defaultValue">The default value.</param>
/// <param name="propChanged">The property changed handler.</param>
/// <param name="coerceValue">The coerce value handler.</param>
/// <param name="validateValue">The validate value handler.</param>
/// <returns>The <see cref="DependencyProperty" /> that was created and registered with the system.</returns>
public static DependencyProperty RegisterFP <TProperty>(Expression <Func <TOwnerObject, TProperty> > propertyLambda, TProperty defaultValue, CastedPropertyChangedCallback <TProperty> propChanged, CastedCoerceValueCallback <TProperty> coerceValue, CastedValidateValueCallback <TProperty> validateValue, FrameworkPropertyMetadataOptions options = FrameworkPropertyMetadataOptions.None)
{
var expression = propertyLambda?.Body as MemberExpression;
ValidatePropertyExpression(expression);
return(DependencyProperty.Register(
expression.Member.Name,
typeof(TProperty),
typeof(TOwnerObject),
new FrameworkPropertyMetadata(defaultValue, options, DownCast(propChanged), DownCast(coerceValue)), DownCast(validateValue)
));
}
/// <summary>
/// Registers a dependency with the dependency property system for the <see cref="TOwnerObject"/> based on the property passed in.
/// </summary>
/// <typeparam name="TProperty">The property type (inferred from the lambda).</typeparam>
/// <param name="propertyLambda">The property indicator lambda.</param>
/// <param name="defaultValue">The default value.</param>
/// <param name="propChanged">The property changed handler.</param>
/// <param name="coerceValue">The coerce value handler.</param>
/// <returns>The <see cref="DependencyProperty"/> that was created and registered with the system.</returns>
public static DependencyProperty RegisterFP <TProperty>(Expression <Func <TOwnerObject, TProperty> > propertyLambda, TProperty defaultValue, CastedPropertyChangedCallback <TProperty> propChanged, CastedCoerceValueCallback <TProperty> coerceValue, FrameworkPropertyMetadataOptions options = FrameworkPropertyMetadataOptions.None)
{
return(Register(propertyLambda, new FrameworkPropertyMetadata(defaultValue, options, DownCast(propChanged), DownCast(coerceValue))));
}
public static CoerceValueCallback?DownCast <T>(CastedCoerceValueCallback <T>?callback)
{
return((callback != null) ? new CoerceValueCallback((d, baseValue) => callback((TOwner)d, (T)baseValue)) : null);
}
