Name 

Description 

 

_AddRef 

Called when an application uses a component interface. 

 

_Release 

Called when an application releases a component interface. 

 

Changed 

Sends a CM_CHANGED message to the control. 

 

CreateParams 

Initializes a window-creation parameter data structure. 

 

DblClick 

OnDblClick event dispatcher. 

 

DefineProperties 

Provides methods to read and write the IsControl property to a stream such as a form file. 

 

DoEnter 

Respond to receiving input focus. 

 

GetPopupMenu 

Returns the pop-up menu associated with the control. 

 

KeyDown 

Respond to key press events. 

 

MouseDown 

OnMouseDown event dispatcher. 

 

Paint 

Renders the image of a custom control. 

 

QueryInterface 

Returns a reference to a specified interface if the object supports that interface.