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CommandMapperExtensions.PrependToMapping Method

Definition

Overloads

PrependToMapping<TVirtualView,TViewHandler>(CommandMapper<TVirtualView,TViewHandler>, String, Action<TViewHandler,TVirtualView,Object>)

Specify a method to be run before an existing command mapping.

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

Specify a method to be run before an existing command mapping but skip if the types do not match.

PrependToMapping<TVirtualView,TViewHandler>(ICommandMapper<TVirtualView,TViewHandler>, String, Action<TViewHandler,TVirtualView,Object>)

Specify a method to be run before an existing command mapping.

PrependToMapping<TVirtualView,TViewHandler>(CommandMapper<TVirtualView,TViewHandler>, String, Action<TViewHandler,TVirtualView,Object>)

Source:
CommandMapperExtensions.cs
Source:
CommandMapperExtensions.cs

Specify a method to be run before an existing command mapping.

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::CommandMapper<TVirtualView, TViewHandler> ^ commandMapper, System::String ^ key, Action<TViewHandler, TVirtualView, System::Object ^> ^ method);
public static void PrependToMapping<TVirtualView,TViewHandler> (this Microsoft.Maui.CommandMapper<TVirtualView,TViewHandler> commandMapper, string key, Action<TViewHandler,TVirtualView,object?> method) where TVirtualView : Microsoft.Maui.IElement where TViewHandler : Microsoft.Maui.IElementHandler;
static member PrependToMapping : Microsoft.Maui.CommandMapper<'VirtualView, 'ViewHandler (requires 'VirtualView :> Microsoft.Maui.IElement and 'ViewHandler :> Microsoft.Maui.IElementHandler)> * string * Action<'ViewHandler, 'VirtualView, obj (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) (commandMapper As CommandMapper(Of TVirtualView, TViewHandler), key As String, method As Action(Of TViewHandler, TVirtualView, Object))

Type Parameters

TVirtualView

The cross-platform type.

TViewHandler

The handler type.

Parameters

commandMapper
CommandMapper<TVirtualView,TViewHandler>

The command mapper in which to change the mapping.

key
String

The name of the command.

method
Action<TViewHandler,TVirtualView,Object>

The method to call before the existing mapping begins.

Applies to

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

Source:
CommandMapperExtensions.cs
Source:
CommandMapperExtensions.cs

Specify a method to be run before an existing command mapping but skip if the types do not match.

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::ICommandMapper<Microsoft::Maui::IElement ^, Microsoft::Maui::IElementHandler ^> ^ commandMapper, System::String ^ key, Action<TViewHandler, TVirtualView, System::Object ^> ^ method);
public static void PrependToMapping<TVirtualView,TViewHandler> (this Microsoft.Maui.ICommandMapper<Microsoft.Maui.IElement,Microsoft.Maui.IElementHandler> commandMapper, string key, Action<TViewHandler,TVirtualView,object?> method) where TVirtualView : Microsoft.Maui.IElement where TViewHandler : Microsoft.Maui.IElementHandler;
static member PrependToMapping : Microsoft.Maui.ICommandMapper<Microsoft.Maui.IElement, Microsoft.Maui.IElementHandler> * string * Action<'ViewHandler, 'VirtualView, obj (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) (commandMapper As ICommandMapper(Of IElement, IElementHandler), key As String, method As Action(Of TViewHandler, TVirtualView, Object))

Type Parameters

TVirtualView

The cross-platform type.

TViewHandler

The handler type.

Parameters

commandMapper
ICommandMapper<IElement,IElementHandler>

The command mapper in which to change the mapping.

key
String

The name of the command.

method
Action<TViewHandler,TVirtualView,Object>

The method to call before the existing mapping begins.

Applies to

PrependToMapping<TVirtualView,TViewHandler>(ICommandMapper<TVirtualView,TViewHandler>, String, Action<TViewHandler,TVirtualView,Object>)

Source:
CommandMapperExtensions.cs
Source:
CommandMapperExtensions.cs

Specify a method to be run before an existing command mapping.

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::ICommandMapper<TVirtualView, TViewHandler> ^ commandMapper, System::String ^ key, Action<TViewHandler, TVirtualView, System::Object ^> ^ method);
public static void PrependToMapping<TVirtualView,TViewHandler> (this Microsoft.Maui.ICommandMapper<TVirtualView,TViewHandler> commandMapper, string key, Action<TViewHandler,TVirtualView,object?> method) where TVirtualView : Microsoft.Maui.IElement where TViewHandler : Microsoft.Maui.IElementHandler;
static member PrependToMapping : Microsoft.Maui.ICommandMapper<'VirtualView, 'ViewHandler (requires 'VirtualView :> Microsoft.Maui.IElement and 'ViewHandler :> Microsoft.Maui.IElementHandler)> * string * Action<'ViewHandler, 'VirtualView, obj (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) (commandMapper As ICommandMapper(Of TVirtualView, TViewHandler), key As String, method As Action(Of TViewHandler, TVirtualView, Object))

Type Parameters

TVirtualView

The cross-platform type.

TViewHandler

The handler type.

Parameters

commandMapper
ICommandMapper<TVirtualView,TViewHandler>

The command mapper in which to change the mapping.

key
String

The name of the command.

method
Action<TViewHandler,TVirtualView,Object>

The method to call before the existing mapping begins.

Applies to