L_AnnGetContainer

#include "l_bitmap.h"

L_LTANN_API L_INT L_AnnGetContainer(hObject, phContainer)

HANNOBJECT hObject;	handle to the annotation object
pHANNOBJECT phContainer;	address of the variable to be updated

Gets the handle of the container of the specified annotation object.

Parameter	Description
hObject	Handle to the annotation object.
phContainer	Address of the HANNOBJECT variable to be updated with the handle of the container. If the object does not have a container, the updated value is NULL.

Returns

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

Comments

Before calling this function, you must declare a variable of data type HANNOBJECT. Then, pass the address of the variable in the phContainer parameter. This function will update the variable with the handle of the annotation object's container.

Required DLLs and Libraries

LTANN

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

Platforms

Win32, x64.

Example

This example compares the immediate container to the root container.

L_INT AnnGetContainerExample(HANNOBJECT hAnnObject) 
{ 
   L_INT nRet; 
   HANNOBJECT ThisContainer;  /* Container for this object */ 
   HANNOBJECT TopContainer;   /* Root container for the whole window */ 
   /* Get both the immediate container and the root container */ 
   nRet = L_AnnGetContainer(hAnnObject, &ThisContainer); 
   if(nRet != SUCCESS) 
      return nRet; 
   nRet = L_AnnGetTopContainer(hAnnObject, &TopContainer); 
   if(nRet != SUCCESS) 
      return nRet; 
   /* Compare the container handles */ 
   if (ThisContainer == TopContainer) 
      MessageBox (NULL, TEXT("Top-level object"), TEXT("Notice"), MB_OK); 
   else 
      MessageBox (NULL, TEXT("Object in a sub-container"), TEXT("Notice"), MB_OK); 
   return SUCCESS; 
}

Help Version 19.0.2017.10.27

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LEADTOOLS Raster Imaging C API Help

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LEADTOOLS Raster Imaging Features

Redistributables/Files To Be Included With Your Application

Functions:	L_AnnInsert, L_AnnRemove, L_AnnGetTopContainer, L_AnnEnumerate, L_AnnGetItem
Topics:	Annotation Functions: Creating and Deleting Annotations
	Annotation Functions: Object Information
	Implementing Annotations
	Implementing an Automated Annotation Program
	Implementing a Non-automated Annotation Program
	Obtaining Annotation Object Information
	Using Rulers in Annotation Objects