L_DispContainerSetAnnotationCreatedCallBack

Summary

Sets a callback function that occurs every time the user creates an annotation object.

Syntax

#include "ltivw.h"

L_LTIVW_API L_INT EXT_FUNCTION L_DispContainerSetAnnotationCreatedCallBack (hCellWnd, pfnCallBack, pUserData)

Parameters

L_HWND hCellWnd

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

DISPCONTAINERANNOTATIONCREATEDCALLBACK pfnCallBack

Callback function that is called every time the user creates an annotation object. The callback function must adhere to the function prototype described in DISPCONTAINERANNOTATIONCREATEDCALLBACK.

L_VOID * pUserData

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

To use this feature, assign a value to a variable or create a structure that contains as many fields as you need. Then, in this parameter, 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 the additional parameters are not needed, you can pass NULL in this parameter.

Returns

Value Meaning
SUCCESS The function was successful.
< 1 An error occurred. Refer to Return Codes.

Comments

This function sets the annotation-created callback. To get the annotation-created callback, use L_DispContainerGetAnnotationCreatedCallBack

Required DLLs and Libraries

See Also

Functions

Topics

Example

For an example, refer to L_DispContainerGetAnnotationCreatedCallBack.

Help Version 22.0.2022.12.7
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LEADTOOLS Medical Image Viewer C API Help
Products | Support | Contact Us | Intellectual Property Notices
© 1991-2023 LEAD Technologies, Inc. All Rights Reserved.