ListView/ListBox

开发平台：
Visual C++

WZDLISTV.CPP：源码内容
							// WzdListView.cpp : implementation of the CWzdListView class
//
#include "stdafx.h"
#include "Wzd.h"
#include "WzdDoc.h"
#include "WzdListView.h"
#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif
/////////////////////////////////////////////////////////////////////////////
// CWzdListView
IMPLEMENT_DYNCREATE(CWzdListView, CListView)
BEGIN_MESSAGE_MAP(CWzdListView, CListView)
	//{{AFX_MSG_MAP(CWzdListView)
	ON_WM_LBUTTONDBLCLK()
	//}}AFX_MSG_MAP
	// Standard printing commands
	ON_COMMAND(ID_FILE_PRINT, CView::OnFilePrint)
	ON_COMMAND(ID_FILE_PRINT_DIRECT, CView::OnFilePrint)
	ON_COMMAND(ID_FILE_PRINT_PREVIEW, CView::OnFilePrintPreview)
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CWzdListView construction/destruction
CWzdListView::CWzdListView()
{
	// TODO: add construction code here
}
CWzdListView::~CWzdListView()
{
}
BOOL CWzdListView::PreCreateWindow(CREATESTRUCT& cs)
{
	// TODO: Modify the Window class or styles here by modifying
	//  the CREATESTRUCT cs
	return CListView::PreCreateWindow(cs);
}
/////////////////////////////////////////////////////////////////////////////
// CWzdListView drawing
void CWzdListView::OnDraw(CDC* pDC)
{
	CWzdDoc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);
	// TODO: add draw code for native data here
}
/////////////////////////////////////////////////////////////////////////////
// CWzdListView printing
BOOL CWzdListView::OnPreparePrinting(CPrintInfo* pInfo)
{
	// default preparation
	return DoPreparePrinting(pInfo);
}
void CWzdListView::OnBeginPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
	// TODO: add extra initialization before printing
}
void CWzdListView::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
	// TODO: add cleanup after printing
}
/////////////////////////////////////////////////////////////////////////////
// CWzdListView diagnostics
#ifdef _DEBUG
void CWzdListView::AssertValid() const
{
	CView::AssertValid();
}
void CWzdListView::Dump(CDumpContext& dc) const
{
	CView::Dump(dc);
}
CWzdDoc* CWzdListView::GetDocument() // non-debug version is inline
{
	ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CWzdDoc)));
	return (CWzdDoc*)m_pDocument;
}
#endif //_DEBUG
/////////////////////////////////////////////////////////////////////////////
// CWzdListView message handlers
void CWzdListView::OnInitialUpdate() 
{
	CListView::OnInitialUpdate();
	
	// attach image lists to list control
	m_ImageList.Create(IDB_NORMAL_BITMAP, 32, 1, RGB(0,0,0));
	GetListCtrl().SetImageList(&m_ImageList, LVSIL_NORMAL);
	m_ImageSmallList.Create(IDB_SMALL_BITMAP, 16, 1, RGB(0,0,0));
	GetListCtrl().SetImageList(&m_ImageSmallList, LVSIL_SMALL);
	// initialize list control
	CClientDC dc(this);
	TEXTMETRIC tm;
	dc.GetTextMetrics(&tm);
	GetListCtrl().ModifyStyle(0,LVS_REPORT|LVS_SHOWSELALWAYS);
	GetListCtrl().SendMessage(LVM_SETEXTENDEDLISTVIEWSTYLE,0,LVS_EX_FULLROWSELECT);
	GetListCtrl().InsertColumn(0,"Name",LVCFMT_LEFT,20*tm.tmAveCharWidth,0);
	GetListCtrl().InsertColumn(1,"Comment",LVCFMT_LEFT,30*tm.tmAveCharWidth,1);
	
}
void CWzdListView::OnUpdate(CView* pSender, LPARAM lHint, CObject* pHint) 
{
	if (lHint&TREE_VIEW_ONLY)
	{
		return;
	}
	GetListCtrl().DeleteAllItems();
	switch (lHint)
	{
		case ICON_LIST_VIEW:
			GetListCtrl().ModifyStyle(LVS_LIST|LVS_SMALLICON|LVS_REPORT,LVS_ICON);
			break;
		case LIST_LIST_VIEW:
			GetListCtrl().ModifyStyle(LVS_ICON|LVS_SMALLICON|LVS_REPORT,LVS_LIST);
			break;
		case SMALL_ICON_LIST_VIEW:
			GetListCtrl().ModifyStyle(LVS_LIST|LVS_ICON|LVS_REPORT,LVS_SMALLICON);
			break;
		case REPORT_LIST_VIEW:
			GetListCtrl().ModifyStyle(LVS_LIST|LVS_SMALLICON|LVS_ICON,LVS_REPORT);
			break;
	}
	// list all folders in selection
	POSITION pos;
	CWzdInfo *pSelInfo=GetDocument()->GetSelection();	
	for (pos = pSelInfo->m_list.GetHeadPosition(); pos;)
	{
		CWzdInfo *pInfo = pSelInfo->m_list.GetNext(pos);
		if (pInfo->m_nCategory==CWzdInfo::FOLDER)
		{
	 		AddLine(pInfo);
		}
	}
	// list all files in selection
	for (pos = pSelInfo->m_list.GetHeadPosition(); pos;)
	{
		CWzdInfo *pInfo = pSelInfo->m_list.GetNext(pos);
		if (pInfo->m_nCategory==CWzdInfo::FILE)
		{
	 		AddLine(pInfo);
		}
	}
}
void CWzdListView::AddLine(CWzdInfo *pInfo)
{
	LV_ITEM item;
	item.mask = LVIF_TEXT | LVIF_IMAGE | LVIF_PARAM;
	item.iItem = GetListCtrl().GetItemCount();
	item.iSubItem = 0;
	item.pszText = (char *)LPCTSTR(pInfo->m_sName);
	item.iImage = pInfo->m_nCategory;
	item.lParam = (DWORD)pInfo;
	int ndx=GetListCtrl().InsertItem(&item);
	// if report style add comment
	if (GetListCtrl().GetStyle() & LVS_REPORT)
	{
		GetListCtrl().SetItemText(ndx, 1, pInfo->m_sComment); 
	}
}
void CWzdListView::OnLButtonDblClk(UINT nFlags, CPoint point) 
{
	int ndx;
	if (GetListCtrl().GetSelectedCount()==1 &&
		 (ndx = GetListCtrl().GetNextItem(-1, LVIS_SELECTED)) != -1)
	{
		GetDocument()->SaveSelection((CWzdInfo *)GetListCtrl().GetItemData(ndx),TREE_VIEW_SELECT);
	}
	
	CListView::OnLButtonDblClk(nFlags, point);
}

						