ComboBox.OnMeasureItem(MeasureItemEventArgs) Method
Definition
Important
Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.
Raises the MeasureItem event.
protected:
virtual void OnMeasureItem(System::Windows::Forms::MeasureItemEventArgs ^ e);
protected virtual void OnMeasureItem (System.Windows.Forms.MeasureItemEventArgs e);
abstract member OnMeasureItem : System.Windows.Forms.MeasureItemEventArgs -> unit
override this.OnMeasureItem : System.Windows.Forms.MeasureItemEventArgs -> unit
Protected Overridable Sub OnMeasureItem (e As MeasureItemEventArgs)
Parameters
The MeasureItemEventArgs that was raised.
Remarks
This method is called each time an owner-drawn ComboBox item needs to be drawn and before OnDrawItem is called. For more information, see MeasureItem.
Raising an event invokes the event handler through a delegate. For more information, see Handling and Raising Events.
The OnMeasureItem method also allows derived classes to handle the event without attaching a delegate. This is the preferred technique for handling the event in a derived class.
Notes to Inheritors
When overriding OnMeasureItem(MeasureItemEventArgs) in a derived class, be sure to call the base class's OnMeasureItem(MeasureItemEventArgs) method so that registered delegates receive the event.
Applies to
See also
Feedback
https://aka.ms/ContentUserFeedback.
În curând: Pe parcursul anului 2024, vom elimina treptat Probleme legate de GitHub ca mecanism de feedback pentru conținut și îl vom înlocui cu un nou sistem de feedback. Pentru mai multe informații, consultați:Trimiteți și vizualizați feedback pentru