Binding Constructor (String^, Object^, String^, Boolean, DataSourceUpdateMode, Object^)
Initializes a new instance of the Binding class that binds the indicated control property to the specified data member of the specified data source. Optionally enables formatting, propagates values to the data source based on the specified update setting, and sets the property to the specified value when a DBNull is returned from the data source.
Assembly: System.Windows.Forms (in System.Windows.Forms.dll)
public: Binding( String^ propertyName, Object^ dataSource, String^ dataMember, bool formattingEnabled, DataSourceUpdateMode dataSourceUpdateMode, Object^ nullValue )
Parameters
- propertyName
-
Type:
System::String^
The name of the control property to bind.
- dataSource
-
Type:
System::Object^
An Object representing the data source.
- dataMember
-
Type:
System::String^
The property or list to bind to.
- formattingEnabled
-
Type:
System::Boolean
true to format the displayed data; otherwise, false.
- dataSourceUpdateMode
-
Type:
System.Windows.Forms::DataSourceUpdateMode
One of the DataSourceUpdateMode values.
- nullValue
-
Type:
System::Object^
The Object to be applied to the bound control property if the data source value is DBNull.
| Exception | Condition |
|---|---|
| ArgumentException | The property given by propertyName does not exist on the control. -or- The data source or data member or control property specified are associated with another binding in the collection. |
You can specify an instance of any of the following classes for the data source:
Any class that implements the IList interface
Any class
See the Binding class for more information about creating the dataMember string.
When you create a binding to a control's property, the new Binding inspects the events exposed by the bound control and attaches to two particular events:
An event named PropertyNameChanged (for example, Control::BackColorChanged)
Available since 2.0