PAINTEFFECTDATA
typedef struct tagPAINTEFFECTDATA
{
   HWND hBitmapWindow;
   LBitmapWindow 
 L_FAR *pClass;
   HWND hPanWindow;
   L_UINT uPass;
   L_UINT uType;
} PAINTEFFECTDATA, L_FAR * LPPAINTEFFECTDATA;
| Member | Description | 
| hBitmapWindow | Handle to the bitmap window. | 
| pClass | Pointer to an LBitmapWindow object. | 
| uPass | The number of completed passes. | 
| uType | The type of effect. Possible values are: | 
| 
 | Value | Meaning | 
| 
 | EFX_NOTIFY_TRANSITION | painting a transition. | 
| 
 | EFX_NOTIFY_IMAGE | painting an image. |