BindingContext::Contains Method (Object^, String^)
Gets a value indicating whether the BindingContext contains the BindingManagerBase associated with the specified data source and data member.
Assembly: System.Windows.Forms (in System.Windows.Forms.dll)
Parameters
- dataSource
-
Type:
System::Object^
An Object that represents the data source.
- dataMember
-
Type:
System::String^
The information needed to resolve to a specific BindingManagerBase.
Return Value
Type: System::Booleantrue if the BindingContext contains the specified BindingManagerBase; otherwise, false.
See the Binding class for a list of possible data sources and for information about creating bindings between controls and data sources.
See the Item property for information about returning a BindingManagerBase using a data source and data member.
The following code example uses the Contains method to test whether a specific BindingManagerBase exists before attempting to get it through the Item property.
Available since 1.1