HTREEITEM hRoot;
TV_INSERTSTRUCT tInsert; tInsert.hParent=TVI_ROOT;
tInsert.hInsertAfter=TVI_LAST;
tInsert.item.mask=TVIF_TEXT|TVIF_PARAM|TVIF_IMAGE|TVIF_SELECTEDIMAGE;
tInsert.item.pszText=m_RootName;
tInsert.item.lParam=0;
hRoot = m_tree.InsertItem(&tInsert); m_tree.Expand(hRoot,TVE_EXPAND);
expand返回0,没有展开成功? 我想列表默认是全展开的,这么写不对吗?
tvis.hParent = TVI_ROOT;//=NULL,root of this tree control
tvis.hInsertAfter = TVI_LAST;// TVI_SORT ,TVI_FIRST;
tvis.item.mask = TVIF_TEXT|TVIF_IMAGE|TVIF_SELECTEDIMAGE|TVIF_CHILDREN;//|TVIF_STATE;
tvis.item.pszText= computer;
tvis.item.cchTextMax = MAX_PATH;
tvis.item.cChildren=1;// has child show "+"