Function ProExtdataSlotRead
Description
Reads the data from the specified slot.
Replacement in Object TOOLKIT: |
Synopsis
#include <ProExtdata.h>
ProExtdataSlotRead | |
( ProExtdataSlot* p_extslot /* (In) The handle to the data slot. */ int key_by_flag /* (In) The key-by flag -- either KEY_BY_ID or KEY_BY_NAME. */ int* data_type /* (Out) The data type. The valid types are PRO_INTEGER_TYPE, PRO_DOUBLE_TYPE, PRO_WIDE_STRING_TYPE, PRO_STREAM_TYPE, PRO_CHAPTER_TYPE. PRO_CHAPTER_TYPE behaves similar to PRO_STREAM_TYPE but has no data length limit. */ int* data_size /* (Out) The size of the data. This argument applies to PRO_STREAM_TYPE only. */ void** r_p_data /* (Out) The returned data handle. */ ) |
Returns
The function successfully read data from the specified slot. | |
The function failed. | |
The specified model or class name is invalid. | |
The specified key_by_flag is invalid. | |
The specified slot was not found. | |
The data_size is NULL. | |
No data exists in the slot. |
Sample Code References
User Guide References