Defines identifiers used to indicate the type of filter that a ToolboxItemFilterAttribute uses.
Assembly: System (in System.dll)
|Indicates that a toolbox item filter string is allowed, but not required.|
|Indicates that custom processing is required to determine whether to use a toolbox item filter string. |
This type of is typically specified on a root designer class to indicate that the designer wishes to accept or reject a toolbox item through code. The designer must implement the GetToolSupported method of the IToolboxUser interface.
|Indicates that a toolbox item filter string is not allowed. |
If a designer and a component class both have a filter string and one has a of , the toolbox item will not be available.
|Indicates that a toolbox item filter string must be present for a toolbox item to be enabled. |
For a toolbox item with a filter type of to be enabled, the designer and the component class must have a matching filter string. Additionally, neither the designer or component class can have a of for the toolbox item to be enabled.
Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows XP SP2 x64 Edition, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2
The .NET Framework does not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.