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序号：17012 发表者：小年 发表日期：2002-10-07 13:50:29
<br>主题：我想查CTreeCtrl中的GetNextItem(HTREEITEM hItem, unsigned int nCod
<br>内容：我想查CTreeCtrl中的GetNextItem(HTREEITEM hItem, unsigned int nCode),nCode有那几种值，它的#define 列出来；
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<font color=red>答案被接受</font><br>回复者：Norton AntivVirus 回复日期：2002-10-07 14:03:15
<br>内容：TVGN_CARET&nbsp;&nbsp; Retrieves the currently selected item.<BR>TVGN_CHILD&nbsp;&nbsp; Retrieves the first child item. The hItem parameter must be NULL.<BR>TVGN_DROPHILITE&nbsp;&nbsp; Retrieves the item that is the target of a drag-and-drop operation.<BR>TVGN_FIRSTVISIBLE&nbsp;&nbsp; Retrieves the first visible item.<BR>TVGN_NEXT&nbsp;&nbsp; Retrieves the next sibling item.<BR>TVGN_NEXTVISIBLE&nbsp;&nbsp; Retrieves the next visible item that follows the specified item.<BR>TVGN_PARENT&nbsp;&nbsp; Retrieves the parent of the specified item.<BR>TVGN_PREVIOUS&nbsp;&nbsp; Retrieves the previous sibling item.<BR>TVGN_PREVIOUSVISIBLE&nbsp;&nbsp; Retrieves the first visible item that precedes the specified item.<BR>TVGN_ROOT&nbsp;&nbsp; Retrieves the first child item of the root item of which the specified item is a part. <BR><BR><BR>#define TVGN_ROOT&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 0x0000<BR>#define TVGN_NEXT&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 0x0001<BR>#define TVGN_PREVIOUS&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 0x0002<BR>#define TVGN_PARENT&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 0x0003<BR>#define TVGN_CHILD&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0x0004<BR>#define TVGN_FIRSTVISIBLE&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 0x0005<BR>#define TVGN_NEXTVISIBLE&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0x0006<BR>#define TVGN_PREVIOUSVISIBLE&nbsp;&nbsp;&nbsp;&nbsp;0x0007<BR>#define TVGN_DROPHILITE&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp; 0x0008<BR>#define TVGN_CARET&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0x0009<BR>#if (_WIN32_IE &gt;= 0x0400)<BR>#define TVGN_LASTVISIBLE&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;0x000A<BR>#endif&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;// _WIN32_IE &gt;= 0x0400<BR><BR>define in CommCtrl.h<BR><BR>2002-10-7 14:04:55