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 ProEssentials v9 Help

PEWN_MBUTTONCLK

The PEWN_MBUTTONCLK notification message is sent to the parent window when the user middle mouse clicks over the control.

 

Parameter

Description

wParam

Specifies the control identifier in its low-order word and the PEWN_MBUTTONCLK notification code in its high-order word.

lParam

Contains the Windows/ProEssentials handle for the object

 

Comments

This event can be used to receive PEP_ptLASTMOUSEMOVE, and then call PEgethotspot with these coordinates to learn if a hot spot is at this location.

 

.NET/OCX/VCL developers use the standard MouseDown event.

 

See Also: ProEssentials Messages

 

For an example: See the included VC6 Example Project, "PEVIEW.CPP" file, OnCommand handler for an example of event processing. This project will load into VC6 or Visual Studio .NET.