ProvideEditorExtensionAttribute Constructor (Object^, String^, Int32)

Visual Studio 2015

Initializes an instance of ProvideEditorExtensionAttribute.

Namespace: Microsoft.VisualStudio.Shell
Assembly: Microsoft.VisualStudio.Shell.14.0 (in Microsoft.VisualStudio.Shell.14.0.dll)

Syntax

C++

public:
ProvideEditorExtensionAttribute(
	Object^ factoryType,
	String^ extension,
	int priority
)

Parameters

factoryType

Type: System::Object^

One of following types:

The type of the editor factory expressed as a string.

The GUID of the editor factory.

The type of the editor factory.

extension: Type: System::String^
The file extension to associate with the editor factory. This extension should include the prefix ".".

priority: Type: System::Int32
The priority of this editor factory. The editors with the higher priority number is given a chance to read a file first. Upon failure, the next editor in priority is used.

Remarks

This constructor is useful if you do not have access to the editor factory because it is implemented elsewhere.

Exceptions

Exception type	Condition
ArgumentNullException	This method throws an ArgumentNullException if: Factory GUID value passed in factoryType is null. Factory string is null. Extension is null.
ArgumentException	This method throws an ArgumentException if: The factory GUID string cannot be converted to a GUID object. Extension does not begin with a ".".

Exception type

Condition

ArgumentNullException

This method throws an ArgumentNullException if:

Factory GUID value passed in factoryType is null.
Factory string is null.
Extension is null.

ArgumentException

This method throws an ArgumentException if:

The factory GUID string cannot be converted to a GUID object.
Extension does not begin with a ".".

Examples

The following C# code applies the ProvideEditorExtension attribute to a VSPackage named BasicEditor.

[ProvideEditorExtension(typeof(EditorFactory), ".myext", 32, "{A2FE74E1-B743-11d0-AE1A-00A0C90FFFC3}", "..\\..\\Templates", 106)]
public class BasicEditor : Package {}