L_DispContainerSetActiveSubCellChangedCallBack

#include "l_bitmap.h"

L_LTIVW_API L_INT EXT_FUNCTION L_DispContainerSetActiveSubCellChangedCallBack (hCellWnd, pfnCallBack, pUserData)

L_HWND hCellWnd;

handle to the cell window

DISPCONTAINERACTIVESUBCELLCHANGED pfnCallBack;

callback function

L_VOID * pUserData;

pointer to more parameters for the callback

Sets a callback function that is called every time the user changes the active sub-cell.

Parameter

Description

hCellWnd

A handle to the window that represents the Medical Viewer Cell.

pfnCallBack

Callback function that is called every time the active sub-cell changes, either by clicking on a different sub-cell or by scrolling.

 

The callback function must adhere to the function prototype described in DISPCONTAINERACTIVESUBCELLCHANGED.

pUserData

Void pointer that you can use to pass one or more additional parameters used by the callback function.

 

To use this feature, assign a value to a variable or create a structure that contains as many fields as you need. Then pass the address of the variable or structure, casting it to L_VOID *. The callback function, which receives the address in its own pUserData parameter, can cast it to a pointer of the appropriate data type to access your variable or structure.

 

If additional parameters are not needed, pass NULL.

Returns

SUCCESS

The function was successful.

< 1

An error occurred. Refer to Return Codes.

Comments

This function sets the active sub-cell for the changed callback. To get the active sub-cell for the changed callback use the L_DispContainerGetActiveSubCellChangedCallBack.

Required DLLs and Libraries

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

Help Version 19.0.2017.10.18
Products | Support | Contact Us | Copyright Notices
© 1991-2017 LEAD Technologies, Inc. All Rights Reserved.
LEADTOOLS Medical Image Viewer C API Help