LRasterPaintWindow::MsgProcCallBack

#include "ltwrappr.h"

virtual LRESULT LRasterPaintWindow::MsgProcCallBack(hWnd, uMsg, wParam, lParam)

HWND hWnd;	handle to the bitmap window
UINT uMsg;	the window message
WPARAM wParam;	the first parameter of the window message
LPARAM lParam;	the second parameter of the window message

This function is called for each message the bitmap window control receives.

Parameter	Description
hWnd	Handle to the bitmap window.
uMsg	The window message.
wParam	The first parameter of the window message.
lParam	The second parameter of the window message.

Returns

The result of processing a specific message.

Comments

Override this function to do your own processing of window events and messages. If you override this function you must call the base class implementation (LRasterPaintWindow::MsgProcCallBack) for default processing.

Required DLLs and Libraries

LTPNT
LTDIS
LTFIL
LTAUT
LTCON
LTTLB

For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application

Example

class LUserPntWnd : public LRasterPaintWindow 
{ 
public: 
   LUserPntWnd(); 
   virtual ~LUserPntWnd(); 
   virtual LRESULT MsgProcCallBack(HWND hWnd,UINT uMsg,WPARAM wParam,LPARAM lParam); 
}; 
// Construction/Destruction 
LUserPntWnd::LUserPntWnd() 
{ 
} 
LUserPntWnd::~LUserPntWnd() 
{ 
} 
LRESULT LUserPntWnd::MsgProcCallBack(HWND hWnd,UINT uMsg,WPARAM wParam,LPARAM lParam) 
{ 
   switch (uMsg) 
   { 
      case WM_CLOSE: 
      break ; 
   }; 
   return LRasterPaintWindow::MsgProcCallBack(hWnd,uMsg,wParam,lParam); 
}

Help Version 19.0.2017.10.27

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