fileshowview.cpp

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// FileShowView.cpp : implementation of the CFileShowView class
//

#include "stdafx.h"
#include "DriveExplorer.h"

#include "DriveExplorerDoc.h"
#include "FileShowView.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

static m_bAccend = TRUE;
static int CALLBACK CompareFileNameAscend(LPARAM lParam1, LPARAM lParam2, 
  LPARAM lParamSort)
{
	CListCtrl* pListCtrl = (CListCtrl*) lParamSort;
// 	CString    text1 ;
// 	CString    text2 ;

// 	int index;
// 	 LVFINDINFO info;
// 	 info.flags = LVFI_PARAM;
// 
// 	 info.lParam = lParam1;
// 	 index = pListCtrl->FindItem(&info);
// 	 text1 = pListCtrl->GetItemText(index, 0); //获取前一个文本信息
//  
// 	 info.lParam = lParam2;
// 	 index = pListCtrl->FindItem(&info);
// 	 text2 = pListCtrl->GetItemText(index, 0);  //获取后一个文本信息 
	CString    text1 = pListCtrl->GetItemText(lParam1, 0);
	CString    text2 = pListCtrl->GetItemText(lParam2, 0);
	//字符串型
	 if(m_bAccend)
	  return text1.CompareNoCase(text2);
	 else
	  return text2.CompareNoCase(text1);
}

static int CALLBACK CompareFileSize(LPARAM lParam1, LPARAM lParam2, 
  LPARAM lParamSort)
{
	CListCtrl* pListCtrl = (CListCtrl*) lParamSort;
	CString    text1 = pListCtrl->GetItemText(lParam1, 1);
	CString    text2 = pListCtrl->GetItemText(lParam2, 1);
	DWORD	size1, size2;
	size1 = size2 = 0;
	if(lstrcmp(text1.Right(2), _T("BY")) == 0)
	{
		size1 = atoi(text1.Left(text1.GetLength() - 2));
	}
	else if(lstrcmp(text1.Right(2), _T("KB")) == 0)
	{
		size1 = atoi(text1.Left(text1.GetLength() - 2)) * 1024;
	}
	else if(lstrcmp(text1.Right(2), _T("MB")) == 0)
	{
		size1 = atoi(text1.Left(text1.GetLength() - 2)) * 1024 * 1024;
	}
	if(lstrcmp(text2.Right(2), _T("BY")) == 0)
	{
		size2 = atoi(text2.Left(text2.GetLength() - 2));
	}
	else if(lstrcmp(text2.Right(2), _T("KB")) == 0)
	{
		size2 = atoi(text2.Left(text2.GetLength() - 2)) * 1024;
	}
	else if(lstrcmp(text2.Right(2), _T("MB")) == 0)
	{
		size2 = atoi(text2.Left(text2.GetLength() - 2)) * 1024 * 1024;
	}
	if(m_bAccend)
	  return size1 - size2;
	 else
	  return size2 - size1;	
}
/////////////////////////////////////////////////////////////////////////////
// CFileShowView

IMPLEMENT_DYNCREATE(CFileShowView, CListView)

BEGIN_MESSAGE_MAP(CFileShowView, CListView)
	//{{AFX_MSG_MAP(CFileShowView)
	ON_NOTIFY_REFLECT(NM_DBLCLK, OnDblclk)
	ON_NOTIFY_REFLECT(LVN_COLUMNCLICK, OnColumnclick)
	//}}AFX_MSG_MAP
	// Standard printing commands
	ON_COMMAND(ID_FILE_PRINT, CListView::OnFilePrint)
	ON_COMMAND(ID_FILE_PRINT_DIRECT, CListView::OnFilePrint)
	ON_COMMAND(ID_FILE_PRINT_PREVIEW, CListView::OnFilePrintPreview)
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CFileShowView construction/destruction

CFileShowView::CFileShowView()
{
	// TODO: add construction code here
	m_pImagelist = NULL;
	m_plstFileItem = NULL;
	//m_bAccend = FALSE;
}

CFileShowView::~CFileShowView()
{
	if(NULL != m_pImagelist)
	{
		for(int i = 0; i < m_pImagelist->GetImageCount(); i++)
		{
			::DestroyIcon(m_pImagelist->ExtractIcon(i));
		}
		m_pImagelist->DeleteImageList();
		delete m_pImagelist;
		m_pImagelist = NULL;
	}
	if(NULL != m_plstFileItem)
	{
		for(int i = 0; i < m_plstFileItem->GetSize(); i++)
		{
			delete (FileItemSt*)m_plstFileItem->GetAt(i);
		}
		m_plstFileItem->RemoveAll();
		delete m_plstFileItem;
		m_plstFileItem = NULL;
	}

}

BOOL CFileShowView::PreCreateWindow(CREATESTRUCT& cs)
{
	// TODO: Modify the Window class or styles here by modifying
	//  the CREATESTRUCT cs

	return CListView::PreCreateWindow(cs);
}

/////////////////////////////////////////////////////////////////////////////
// CFileShowView drawing

void CFileShowView::OnDraw(CDC* pDC)
{
	CDriveExplorerDoc* pDoc = GetDocument();
	ASSERT_VALID(pDoc);
	// TODO: add draw code for native data here
}

void CFileShowView::OnInitialUpdate()
{
	CListView::OnInitialUpdate();


	// TODO: You may populate your ListView with items by directly accessing
	//  its list control through a call to GetListCtrl().
	CListCtrl& ListCtrl = this->GetListCtrl();
	CRect rect;
	this->GetClientRect(&rect);
	long lWndStyle = ::GetWindowLong(this->GetSafeHwnd(), GWL_STYLE);
	lWndStyle |= LVS_REPORT | LVS_SINGLESEL;
	::SetWindowLong(this->GetSafeHwnd(), GWL_STYLE, lWndStyle);
	ListCtrl.InsertColumn(0, _T("名称"), LVCFMT_LEFT | DT_VCENTER, rect.Width() / 4);
	ListCtrl.InsertColumn(1, _T("大小"), LVCFMT_RIGHT | DT_VCENTER, rect.Width() / 4);
	ListCtrl.InsertColumn(2, _T("类型"), LVCFMT_RIGHT | DT_VCENTER, rect.Width() / 4);
	ListCtrl.InsertColumn(3, _T("修改时间"), LVCFMT_LEFT | DT_VCENTER, rect.Width() / 4);
	
	if(NULL == m_pImagelist)
	{
		m_pImagelist = new CImageList;
	}
	if(m_pImagelist)
	{
		m_pImagelist->Create(16, 16, ILC_COLOR8 | ILC_MASK, 0, 1024);
	}
	HICON HIconTemp = AfxGetApp()->LoadIcon(MAKEINTRESOURCE(IDI_FILEFOLDER));
	m_pImagelist->Add(HIconTemp);
	ListCtrl.SetImageList(m_pImagelist, LVSIL_SMALL);
	if(NULL == m_plstFileItem)
	{
		m_plstFileItem = new CDWordArray;
	}
}

/////////////////////////////////////////////////////////////////////////////
// CFileShowView printing

BOOL CFileShowView::OnPreparePrinting(CPrintInfo* pInfo)
{
	// default preparation
	return DoPreparePrinting(pInfo);
}

void CFileShowView::OnBeginPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
	// TODO: add extra initialization before printing
}

void CFileShowView::OnEndPrinting(CDC* /*pDC*/, CPrintInfo* /*pInfo*/)
{
	// TODO: add cleanup after printing
}

/////////////////////////////////////////////////////////////////////////////
// CFileShowView diagnostics

#ifdef _DEBUG
void CFileShowView::AssertValid() const
{
	CListView::AssertValid();
}

void CFileShowView::Dump(CDumpContext& dc) const
{
	CListView::Dump(dc);
}

CDriveExplorerDoc* CFileShowView::GetDocument() // non-debug version is inline
{
	ASSERT(m_pDocument->IsKindOf(RUNTIME_CLASS(CDriveExplorerDoc)));
	return (CDriveExplorerDoc*)m_pDocument;
}
#endif //_DEBUG

/////////////////////////////////////////////////////////////////////////////
// CFileShowView message handlers

void CFileShowView::OnUpdate(CView* pSender, LPARAM lHint, CObject* pHint) 
{
	// TODO: Add your specialized code here and/or call the base class
	CString strPath;
	strPath = GetDocument()->GetCurParentFilePath();
	GetListCtrl().DeleteAllItems();
	if(NULL == m_plstFileItem)
		return;
	for(int i = 0; i < m_plstFileItem->GetSize(); i++)
	{
		delete (FileItemSt*)m_plstFileItem->GetAt(i);
	}
	m_plstFileItem->RemoveAll();
	for(i = 1; i < m_pImagelist->GetImageCount(); i++)
	{
		::DestroyIcon(m_pImagelist->ExtractIcon(i));
		m_pImagelist->Remove(i);
	}
	WIN32_FIND_DATA fd;
	CString str;
	CString strFileName;
	str.Format("%s*.*", strPath);
	HANDLE handle = FindFirstFile((LPCTSTR)str, &fd);
	if(INVALID_HANDLE_VALUE == handle)
		return;
	do
	{
		if(fd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
		{
			if(fd.dwFileAttributes & FILE_ATTRIBUTE_HIDDEN)
			{

			}
			else
			{
				if(strcmp(fd.cFileName, ".") == 0 || strcmp(fd.cFileName, "..") == 0)
					continue;
				FileItemSt* pNode = new FileItemSt;
				pNode->dwFileSize = 0;
				pNode->ftModifyTime = fd.ftLastWriteTime;
				pNode->nImageIndex = 0;
				strcpy(pNode->szFileName, fd.cFileName);
				strcpy(pNode->szTypeName, _T("文件夹"));
				m_plstFileItem->Add((DWORD)pNode);
			}
		}
		else
		{
			if(fd.dwFileAttributes & FILE_ATTRIBUTE_HIDDEN)
			{

			}
			else
			{
				strFileName.Format("%s%s", strPath, fd.cFileName);
				SHFILEINFO  shFi;
				HIMAGELIST hIamgeList = (HIMAGELIST)SHGetFileInfo(strFileName, 0, &shFi, sizeof(SHFILEINFO),
					SHGFI_ICON | SHGFI_SMALLICON | SHGFI_TYPENAME);
				FileItemSt* pNode = new FileItemSt;
				strcpy(pNode->szFileName, fd.cFileName);
				strcpy(pNode->szTypeName, shFi.szTypeName);
				pNode->ftModifyTime = fd.ftLastWriteTime;
				pNode->dwFileSize =  (fd.nFileSizeHigh * MAXDWORD) + fd.nFileSizeLow;
				pNode->nImageIndex = m_pImagelist->Add(shFi.hIcon);
				m_plstFileItem->Add((DWORD)pNode);
			}
		}
	}while(	FindNextFile(handle, &fd));

	for(i = 0; i < m_plstFileItem->GetSize(); i++)
	{
		FileItemSt* pNode = (FileItemSt*)m_plstFileItem->GetAt(i);
		GetListCtrl().InsertItem(i, pNode->szFileName, pNode->nImageIndex);
		GetListCtrl().SetItemData(i, i);
		CString strTemp;
		if(pNode->dwFileSize == 0)
		{
			strTemp = "";
		}
		else if(pNode->dwFileSize < 1024)
		{
			strTemp.Format("%dBY", pNode->dwFileSize);
		}
		else if(pNode->dwFileSize >= 1024 && pNode->dwFileSize < 1024 * 1024) 
		{
			if(pNode->dwFileSize % 1024)
			{
				strTemp.Format("%dKB", pNode->dwFileSize / 1024);
			}
			else
			{
				strTemp.Format("%dKB", pNode->dwFileSize / 1024 + 1);
			}
		}
		else
		{
			strTemp.Format("%dMB", pNode->dwFileSize / 1024 / 1024 + 1);
		}
		GetListCtrl().SetItemText(i, 1, strTemp);
		GetListCtrl().SetItemText(i, 2,  pNode->szTypeName);
		CTime tm(pNode->ftModifyTime);
		strTemp.Format("%d-%d-%d %d:%d", tm.GetYear(), tm.GetMonth(), tm.GetDay(), tm.GetHour(), tm.GetMinute());
		GetListCtrl().SetItemText(i, 3, strTemp);
	}
}

void CFileShowView::OnDblclk(NMHDR* pNMHDR, LRESULT* pResult) 
{
	// TODO: Add your control notification handler code here
	NMLISTVIEW* pLVITem = (NMLISTVIEW*)pNMHDR;
	int nIdex = pLVITem->iItem;
	if(lstrcmp(GetListCtrl().GetItemText(nIdex, 2), _T("文件夹")) == 0)
	{
		GetDocument()->SetCurSelFilePathInTreeView(GetListCtrl().GetItemText(nIdex, 0));
		GetDocument()->UpdateAllViews(this);
	}
	else
	{
		CString strFileName = GetDocument()->GetCurParentFilePath();
		CString strFilePath = GetDocument()->GetCurParentFilePath();
		strFilePath.TrimRight('\\');
		strFileName += GetListCtrl().GetItemText(nIdex, 0);
		ShellExecute(NULL, _T("open"), strFileName, NULL, 
			strFilePath, SW_SHOW);
	}
	//GetListCtrl().
	*pResult = 0;
}

void CFileShowView::OnColumnclick(NMHDR* pNMHDR, LRESULT* pResult) 
{
	NM_LISTVIEW* pNMListView = (NM_LISTVIEW*)pNMHDR;
	// TODO: Add your control notification handler code here
	CListCtrl& thisCtrl = GetListCtrl();
	if(pNMListView->iSubItem == 0)
	{
		thisCtrl.SortItems(CompareFileNameAscend, (LPARAM)&thisCtrl);
		m_bAccend = !m_bAccend;
	}
	else if(pNMListView->iSubItem == 1)
	{
		thisCtrl.SortItems(CompareFileSize, (LPARAM)&thisCtrl);
		m_bAccend = !m_bAccend;
	}
	*pResult = 0;
}