ImageGear Professional v18.2 > API Reference Guide > Core Component API Reference > Core Component Functions Reference > Global Control Parameter Functions > IG_gctrl_item_by_index_get |
This function is like IG_gctrl_item_get(), but returns information about parameter determined by given index in array.
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AT_BOOL ACCUAPI IG_gctrl_item_by_index_get( UINT nIndex, LPCHAR CtrlID, DWORD dwIDSize, LPAT_MODE lpnValType, LPVOID lpValue, DWORD dwValSize, LPDWORD lpdwValSize, LPCHAR lpTextInfo, DWORD dwTextBufSize, LPDWORD lpdwTextInfoSize ); |
Name | Type | Description |
nIndex | UINT | IN: Index of global control parameter in the array. |
CtrlID | LPCHAR | OUT: The name of global control parameter. |
dwIDSize | DWORD | IN: Size of CtrlID in bytes. |
lpnValType | LPAT_MODE | OUT: The type of global control parameter value. |
lpValue | LPVOID | OUT: Buffer where to copy control parameter value. |
dwValSize | DWORD | IN: Size of lpValue buffer in bytes. |
lpdwValSize | LPDWORD | OUT: Actual size of parameter value in bytes. |
lpTextInfo | LPCHAR | OUT: Buffer where to copy text description of global control parameter. |
dwTextBufSize | DWORD | IN: Size of lpTextInfo buffer in bytes. |
lpdwTextInfoSize | LPDWORD | OUT: Actual size of the text description of parameter. |
TRUE if global parameter with given name is found; FALSE if it does not exist.
This function does not process image pixels.
See also the section Working with Global Control Parameters.