PropertyMapperExtensions.PrependToMapping 方法

定义

重载

PrependToMapping<TVirtualView,TViewHandler>(IPropertyMapper<IElement,IElementHandler>, String, Action<TViewHandler,TVirtualView>)

指定要在现有属性映射之前运行的方法,但如果类型不匹配,则跳过。

PrependToMapping<TVirtualView,TViewHandler>(IPropertyMapper<TVirtualView,TViewHandler>, String, Action<TViewHandler,TVirtualView>)

指定要在现有属性映射之前运行的方法。

PrependToMapping<TVirtualView,TViewHandler>(IPropertyMapper<IElement,IElementHandler>, String, Action<TViewHandler,TVirtualView>)

Source:
PropertyMapperExtensions.cs
Source:
PropertyMapperExtensions.cs

指定要在现有属性映射之前运行的方法,但如果类型不匹配,则跳过。

public:
generic <typename TVirtualView, typename TViewHandler>
 where TVirtualView : Microsoft::Maui::IElement where TViewHandler : Microsoft::Maui::IElementHandler[System::Runtime::CompilerServices::Extension]
 static void PrependToMapping(Microsoft::Maui::IPropertyMapper<Microsoft::Maui::IElement ^, Microsoft::Maui::IElementHandler ^> ^ propertyMapper, System::String ^ key, Action<TViewHandler, TVirtualView> ^ method);
public static void PrependToMapping<TVirtualView,TViewHandler> (this Microsoft.Maui.IPropertyMapper<Microsoft.Maui.IElement,Microsoft.Maui.IElementHandler> propertyMapper, string key, Action<TViewHandler,TVirtualView> method) where TVirtualView : Microsoft.Maui.IElement where TViewHandler : Microsoft.Maui.IElementHandler;
static member PrependToMapping : Microsoft.Maui.IPropertyMapper<Microsoft.Maui.IElement, Microsoft.Maui.IElementHandler> * string * Action<'ViewHandler, 'VirtualView (requires 'ViewHandler :> Microsoft.Maui.IElementHandler and 'VirtualView :> Microsoft.Maui.IElement)> -> unit (requires 'VirtualView :> Microsoft.Maui.IElement and 'ViewHandler :> Microsoft.Maui.IElementHandler)
<Extension()>
Public Sub PrependToMapping(Of TVirtualView As IElement, TViewHandler As IElement) (propertyMapper As IPropertyMapper(Of IElement, IElementHandler), key As String, method As Action(Of TViewHandler, TVirtualView))

类型参数

TVirtualView

跨平台类型。

TViewHandler

处理程序类型。

参数

propertyMapper
IPropertyMapper<IElement,IElementHandler>

要在其中更改映射的属性映射器。

key
String

属性的名称。

method
Action<TViewHandler,TVirtualView>

在现有映射开始之前要调用的方法。

适用于

PrependToMapping<TVirtualView,TViewHandler>(IPropertyMapper<TVirtualView,TViewHandler>, String, Action<TViewHandler,TVirtualView>)

Source:
PropertyMapperExtensions.cs
Source:
PropertyMapperExtensions.cs

指定要在现有属性映射之前运行的方法。

public:
generic <typename TVirtualView, typename TViewHandler>
 where TVirtualView : Microsoft::Maui::IElement where TViewHandler : Microsoft::Maui::IElementHandler[System::Runtime::CompilerServices::Extension]
 static void PrependToMapping(Microsoft::Maui::IPropertyMapper<TVirtualView, TViewHandler> ^ propertyMapper, System::String ^ key, Action<TViewHandler, TVirtualView> ^ method);
public static void PrependToMapping<TVirtualView,TViewHandler> (this Microsoft.Maui.IPropertyMapper<TVirtualView,TViewHandler> propertyMapper, string key, Action<TViewHandler,TVirtualView> method) where TVirtualView : Microsoft.Maui.IElement where TViewHandler : Microsoft.Maui.IElementHandler;
static member PrependToMapping : Microsoft.Maui.IPropertyMapper<'VirtualView, 'ViewHandler (requires 'VirtualView :> Microsoft.Maui.IElement and 'ViewHandler :> Microsoft.Maui.IElementHandler)> * string * Action<'ViewHandler, 'VirtualView (requires 'ViewHandler :> Microsoft.Maui.IElementHandler and 'VirtualView :> Microsoft.Maui.IElement)> -> unit (requires 'VirtualView :> Microsoft.Maui.IElement and 'ViewHandler :> Microsoft.Maui.IElementHandler)
<Extension()>
Public Sub PrependToMapping(Of TVirtualView As IElement, TViewHandler As IElement) (propertyMapper As IPropertyMapper(Of TVirtualView, TViewHandler), key As String, method As Action(Of TViewHandler, TVirtualView))

类型参数

TVirtualView

跨平台类型。

TViewHandler

处理程序类型。

参数

propertyMapper
IPropertyMapper<TVirtualView,TViewHandler>

要在其中更改映射的属性映射器。

key
String

属性的名称。

method
Action<TViewHandler,TVirtualView>

在现有映射开始之前要调用的方法。

适用于