LImageListControl::GetFirstVisible
#include "ltwrappr.h"
L_INT LImageListControl::GetFirstVisible ()
Gets the index of the first visible item in the ImageList Control. This item is the one at the upper left corner of the control's view.
Returns
>= 0 |
The zero-based index of the first visible item. |
< 0 |
An error occurred. Refer to Return Codes. |
Required DLLs and Libraries
LTDIS For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application. |
See Also
Functions: |
|
Topics: |
Example
L_INT LImageListControl__GetFirstVisibleExample(LImageListControl & ImageList, L_INT& nLastVisible) { L_INT nViewSize, nFirstVisible; L_INT nColsOrRowsCount, nItemsCount; nViewSize = ImageList.GetViewSize(); nFirstVisible = ImageList.GetFirstVisible(); if (ImageList.GetScrollStyle() == SCROLLSTYLE_VERTICAL) nColsOrRowsCount = ImageList.GetColumnCount(); else nColsOrRowsCount = ImageList.GetRowCount(); nLastVisible = nFirstVisible + (nViewSize * nColsOrRowsCount) - 1; nItemsCount = ImageList.GetItemCount(); if (nLastVisible > nItemsCount - 1) nLastVisible = nItemsCount - 1; return SUCCESS; }