92 lines
2.5 KiB
C
92 lines
2.5 KiB
C
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#ifndef INCLUDE_IPSUTIL_H
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#define INCLUDE_IPSUTIL_H
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// This file contains utility functions for wireless components
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// Function: SELECT_PREV_LISTITEM
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// Description:
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// Intended to be used after deleting a CListCtrl item to reset
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// the selected item.
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// Returns:
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// index - returns with the new index which is -1 if the list
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// is empty.
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template<class T>
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inline int SELECT_PREV_LISTITEM(T &list, int nIndex)
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{
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int nSelectIndex;
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if (0 == list.GetItemCount())
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return -1;
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else
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nSelectIndex = max( 0, nIndex - 1 );
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ASSERT( nSelectIndex < list.GetItemCount() );
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if (nSelectIndex >= 0)
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{
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VERIFY(list.SetItemState( nSelectIndex, LVIS_FOCUSED|LVIS_SELECTED, LVIS_FOCUSED|LVIS_SELECTED ));
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}
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return nSelectIndex;
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}
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// Function: SELECT_NO_LISTITEM
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// Description:
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// This function is intended to used on a CListCtrl. It ensures
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// no list items are selected.
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template<class T>
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inline void SELECT_NO_LISTITEM(T &list)
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{
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if (0 == list.GetSelectedCount())
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return;
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int nIndex = -1;
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while (-1 != (nIndex = list.GetNextItem( nIndex, LVNI_SELECTED )))
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{
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VERIFY(list.SetItemState( nIndex, 0, LVIS_SELECTED | LVIS_FOCUSED ));
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}
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ASSERT( 0 == list.GetSelectedCount() );
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return;
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}
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// Function: SET_POST_REMOVE_FOCUS
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// Description:
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// This function is intended to be used on a dialogs. It sets the
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// focus to an appropriate control after a list item has been deleted.
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template<class T>
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inline void SET_POST_REMOVE_FOCUS( T *pDlg, int nListSel, UINT nAddId, UINT nRemoveId, CWnd *pWndPrevFocus )
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{
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ASSERT( 0 != nAddId );
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ASSERT( 0 != nRemoveId );
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// Fix up focus, if necessary
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if (::GetFocus() == NULL)
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{
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if (-1 == nListSel)
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{
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// Set focus to add button when theres is nothing in the list
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CWnd *pWndButton = pDlg->GetDlgItem( nAddId );
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ASSERT( NULL != pWndButton );
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pDlg->GotoDlgCtrl( pWndButton );
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}
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else
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{
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if (NULL != pWndPrevFocus)
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{
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// Restore lost focus
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pDlg->GotoDlgCtrl( pWndPrevFocus );
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}
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else
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{
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// Restore focus to remove button
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CWnd *pWndButton = pDlg->GetDlgItem( nRemoveId );
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ASSERT( NULL != pWndButton );
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pDlg->GotoDlgCtrl( pWndButton );
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}
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}
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}
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return;
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}
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#endif //#ifndef INCLUDE_IPSUTIL_H
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