树形控件

	mImageList.Create(16,16,ILC_COLOR24|ILC_MASK,1,1);
	mImageList.Add(LoadIcon(AfxGetResourceHandle(),MAKEINTRESOURCE(IDI_ICON2)));
	mImageList.Add(LoadIcon(AfxGetResourceHandle(),MAKEINTRESOURCE(IDI_ICON3)));
	mImageList.Add(LoadIcon(AfxGetResourceHandle(),MAKEINTRESOURCE(IDI_ICON1)));
	mTree.SetImageList(&mImageList,TVSIL_NORMAL);

	HTREEITEM hRoot = mTree.InsertItem(_T("根"),0,0);
	
	HTREEITEM hL0_0 = mTree.InsertItem(_T("层0-0"),1,1,hRoot);
	mTree.InsertItem(_T("层1-0"),2,2,hL0_0);
	mTree.InsertItem(_T("层1-1"),2,2,hL0_0);
	mTree.InsertItem(_T("层1-2"),2,2,hL0_0);
	mTree.InsertItem(_T("层1-3"),2,2,hL0_0);

	HTREEITEM hL0_1 = mTree.InsertItem(_T("层0-1"),1,1,hRoot);
	mTree.InsertItem(_T("层1-0"),2,2,hL0_1);
	mTree.InsertItem(_T("层1-1"),2,2,hL0_1);
	mTree.InsertItem(_T("层1-2"),2,2,hL0_1);