// OpenBookFileDlg.cpp : implementation file
//

#include "stdafx.h"
#include "ebook.h"
#include "OpenBookFileDlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// COpenBookFileDlg dialog


COpenBookFileDlg::COpenBookFileDlg(CWnd* pParent /*=NULL*/)
	: CDialog(COpenBookFileDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(COpenBookFileDlg)
		// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT

	// 初始化背景画刷
	CBitmap tmpBmp;
	// 从资源中加载背景图片
	tmpBmp.LoadBitmap(IDB_FILEVIEW_WND);
	
	m_BgDC.CreateCompatibleDC(NULL);
	m_BgDC.SelectObject(&tmpBmp);
	
	tmpBmp.DeleteObject();
	
	m_txtFont.CreateFont(12,0,0,0,FW_NORMAL,0,0,0,GB2312_CHARSET,OUT_DEFAULT_PRECIS,
		CLIP_DEFAULT_PRECIS,DEFAULT_QUALITY,DEFAULT_PITCH|FF_SWISS,_T("Arial"));
	
	m_NumberDir = 0;					// 当前目录下目录总数
	m_CurrentPossion = 0;				// 当前位置	
	// 根目录路径
	m_FilePath = L"\\Storage Card";
	m_File.Empty();
}

COpenBookFileDlg::~COpenBookFileDlg()
{
	m_BgDC.DeleteDC();
	m_txtFont.DeleteObject();
	m_FileNames.RemoveAll();
	m_FileNames.FreeExtra();
}

void COpenBookFileDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(COpenBookFileDlg)
	DDX_Control(pDX, IDC_BUTTON7, m_lab6);
	DDX_Control(pDX, IDC_BUTTON6, m_lab5);
	DDX_Control(pDX, IDC_BUTTON5, m_lab4);
	DDX_Control(pDX, IDC_BUTTON4, m_lab3);
	DDX_Control(pDX, IDC_BUTTON3, m_lab2);
	DDX_Control(pDX, IDC_BUTTON2, m_lab1);
	DDX_Control(pDX, IDC_BUTTON_OPEN, m_butOpen);
	DDX_Control(pDX, IDC_BUTTON_FILEUP, m_butUp);
	DDX_Control(pDX, IDC_BUTTON_FILEDOWN, m_butDown);
	DDX_Control(pDX, IDC_BUTTON_CLOSE, m_butClose);
	//}}AFX_DATA_MAP
}


BEGIN_MESSAGE_MAP(COpenBookFileDlg, CDialog)
	//{{AFX_MSG_MAP(COpenBookFileDlg)
	ON_WM_PAINT()
	ON_WM_ERASEBKGND()
	ON_BN_CLICKED(IDC_BUTTON_CLOSE, OnButtonClose)
	ON_BN_CLICKED(IDC_BUTTON_FILEDOWN, OnButtonFiledown)
	ON_BN_CLICKED(IDC_BUTTON_FILEUP, OnButtonFileup)
	ON_BN_CLICKED(IDC_BUTTON_OPEN, OnButtonOpen)
	ON_BN_CLICKED(IDC_BUTTON2, OnButton2)
	ON_BN_CLICKED(IDC_BUTTON3, OnButton3)
	ON_BN_CLICKED(IDC_BUTTON4, OnButton4)
	ON_BN_CLICKED(IDC_BUTTON5, OnButton5)
	ON_BN_CLICKED(IDC_BUTTON6, OnButton6)
	ON_BN_CLICKED(IDC_BUTTON7, OnButton7)
	ON_WM_COPYDATA()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// COpenBookFileDlg message handlers

void COpenBookFileDlg::OnPaint() 
{
	CPaintDC dc(this); // device context for painting
	
	// TODO: Add your message handler code here
	dc.BitBlt(0,0,320,240,&m_BgDC,0,0,SRCCOPY);
	
	dc.SelectObject(&m_txtFont);
	dc.SetBkMode(TRANSPARENT);
	dc.SetTextColor(RGB(255,255,255));
	dc.DrawText(m_FilePath,CRect(43,4,320,32),DT_LEFT|DT_VCENTER);
	// Do not call CDialog::OnPaint() for painting messages
}

BOOL COpenBookFileDlg::OnInitDialog() 
{
	CDialog::OnInitDialog();
	
	// TODO: Add extra initialization here
	CenterWindow(this);	// center to the hpc screen
	
	// TODO: Add extra initialization here
	// 设置窗口大小
	MoveWindow(0,0,320,240);

	m_butClose.MoveWindow(283,7,25,25);
	m_butClose.LoadBitmaps(IDB_FILEVIEW_CLOSE,IDB_FILEVIEW_CLOSED);

	m_butUp.MoveWindow(271,50,46,46);
	m_butUp.LoadBitmaps(IDB_FILEVIEW_UP,IDB_FILEVIEW_UPD,IDB_FILEVIEW_UPDIS);

	m_butDown.MoveWindow(271,110,46,46);
	m_butDown.LoadBitmaps(IDB_FILEVIEW_DOWN,IDB_FILEVIEW_DOWND,IDB_FILEVIEW_DOWNDIS);

	m_butOpen.MoveWindow(271,170,46,46);
	m_butOpen.LoadBitmaps(IDB_FILEVIEW_OPEN,IDB_FILEVIEW_OPEND);

	m_lab1.MoveWindow(24,51,60,80);
	m_lab1.LoadIcon(IDB_EBOOK_FILE,IDB_EBOOK_FILED,IDB_FILEVIEW_WND,RGB(0,0,0));
	m_lab2.MoveWindow(107,51,60,80);
	m_lab2.LoadIcon(IDB_EBOOK_FILE,IDB_EBOOK_FILED,IDB_FILEVIEW_WND,RGB(0,0,0));
	m_lab3.MoveWindow(189,51,60,80);
	m_lab3.LoadIcon(IDB_EBOOK_FILE,IDB_EBOOK_FILED,IDB_FILEVIEW_WND,RGB(0,0,0));
	m_lab4.MoveWindow(24,134,60,80);
	m_lab4.LoadIcon(IDB_EBOOK_FILE,IDB_EBOOK_FILED,IDB_FILEVIEW_WND,RGB(0,0,0));
	m_lab5.MoveWindow(107,134,60,80);
	m_lab5.LoadIcon(IDB_EBOOK_FILE,IDB_EBOOK_FILED,IDB_FILEVIEW_WND,RGB(0,0,0));
	m_lab6.MoveWindow(189,134,60,80);
	m_lab6.LoadIcon(IDB_EBOOK_FILE,IDB_EBOOK_FILED,IDB_FILEVIEW_WND,RGB(0,0,0));

	ScanFile();
	return TRUE;  // return TRUE unless you set the focus to a control
	              // EXCEPTION: OCX Property Pages should return FALSE
}

BOOL COpenBookFileDlg::OnEraseBkgnd(CDC* pDC) 
{
	// TODO: Add your message handler code here and/or call default
	return FALSE;
	//return CDialog::OnEraseBkgnd(pDC);
}

void COpenBookFileDlg::ScanFile()
{
	CString sSearchFile = m_FilePath + _T("\\*.*");
	CString sFileName;
	CStringArray tmpDir;
	CStringArray tmpFile;
	int i = 0;
	
	tmpDir.RemoveAll();
	tmpFile.RemoveAll();
	
	m_FileNames.RemoveAll();
	
	WIN32_FIND_DATA fd;			// 查找文件信息
    // 查找文件
    HANDLE hFindFile = FindFirstFile(sSearchFile,&fd);
	
    if(hFindFile != INVALID_HANDLE_VALUE)
    {	
		if (!(fd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY))
		{			
			if (IsAvailabFormat(fd.cFileName))
			{
				tmpFile.Add(fd.cFileName);
			}
		} 			
		else
		{
			tmpDir.Add(fd.cFileName);
		}
		
		while(FindNextFile(hFindFile,&fd) != 0)
		{
			if (!(fd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY))
			{
				if (IsAvailabFormat(fd.cFileName))
				{
					tmpFile.Add(fd.cFileName);
				}
			} 					
			else
			{
				tmpDir.Add(fd.cFileName);
			}
			
		}
		
		// 关闭句柄
        FindClose(hFindFile);
		
		m_NumberDir = tmpDir.GetUpperBound() + 1;
	
		tmpDir.Append(tmpFile);
		
		m_FileNames.Append(tmpDir);		
	}
	InvalidateRect(CRect(43,4,320,32));
	ShowFiles(0);
}

bool COpenBookFileDlg::IsAvailabFormat(CString strFileName)
{
	strFileName.MakeLower();
    
    CString FileExt;
    FileExt.Empty();
    // 文件名长度
    int strLen = strFileName.GetLength() - 1;
    
    for(int i = strLen; i >= 0; i--)
    {
        // 查找文件名中最好一个'.'
        if(strFileName.GetAt(i) == '.')
        {
            // 提取文件扩展名
            FileExt = strFileName.Right(strLen - i);
            break;
        }
    }
    
    // 判断扩展名是否符合要求
    if(!FileExt.IsEmpty())
    {
		if(FileExt == L"txt")
		{
			return true;
		}     
		else
		{
			return false;
		}
	}
    else
    {
        return false;
    }
}

void COpenBookFileDlg::ShowFiles(int iStart)
{
	m_lab1.ShowIcon(false);
	m_lab2.ShowIcon(false);
	m_lab3.ShowIcon(false);
	m_lab4.ShowIcon(false);
	m_lab5.ShowIcon(false);
	m_lab6.ShowIcon(false);
	
	int totalFile  = m_FileNames.GetUpperBound() + 1;

	if (iStart < totalFile)
	{
		if (totalFile - iStart >= 6)
		{
			if (iStart < m_NumberDir)
			{
				m_lab1.LoadIcon(IDB_EBOOK_DIR,IDB_EBOOK_DIRD,IDB_FILEVIEW_WND,RGB(0,0,0));
			} 
			else
			{
				m_lab1.LoadIcon(IDB_EBOOK_FILE,IDB_EBOOK_FILED,IDB_FILEVIEW_WND,RGB(0,0,0));
			}
			m_lab1.SetButtonTitle(m_FileNames.GetAt(iStart));
			iStart++;
			
			if (iStart < m_NumberDir)
			{
				m_lab2.LoadIcon(IDB_EBOOK_DIR,IDB_EBOOK_DIRD,IDB_FILEVIEW_WND,RGB(0,0,0));
			} 
			else
			{
				m_lab2.LoadIcon(IDB_EBOOK_FILE,IDB_EBOOK_FILED,IDB_FILEVIEW_WND,RGB(0,0,0));
			}
			m_lab2.SetButtonTitle(m_FileNames.GetAt(iStart));
			iStart++;
			
			if (iStart < m_NumberDir)
			{
				m_lab3.LoadIcon(IDB_EBOOK_DIR,IDB_EBOOK_DIRD,IDB_FILEVIEW_WND,RGB(0,0,0));
			} 
			else
			{
				m_lab3.LoadIcon(IDB_EBOOK_FILE,IDB_EBOOK_FILED,IDB_FILEVIEW_WND,RGB(0,0,0));
			}
			m_lab3.SetButtonTitle(m_FileNames.GetAt(iStart));
			iStart++;
			
			if (iStart < m_NumberDir)
			{
				m_lab4.LoadIcon(IDB_EBOOK_DIR,IDB_EBOOK_DIRD,IDB_FILEVIEW_WND,RGB(0,0,0));
			} 
			else
			{
				m_lab4.LoadIcon(IDB_EBOOK_FILE,IDB_EBOOK_FILED,IDB_FILEVIEW_WND,RGB(0,0,0));
			}
			m_lab4.SetButtonTitle(m_FileNames.GetAt(iStart));
			iStart++;
			
			if (iStart < m_NumberDir)
			{
				m_lab5.LoadIcon(IDB_EBOOK_DIR,IDB_EBOOK_DIRD,IDB_FILEVIEW_WND,RGB(0,0,0));
			} 
			else
			{
				m_lab5.LoadIcon(IDB_EBOOK_FILE,IDB_EBOOK_FILED,IDB_FILEVIEW_WND,RGB(0,0,0));
			}
			m_lab5.SetButtonTitle(m_FileNames.GetAt(iStart));
			iStart++;
			
			if (iStart < m_NumberDir)
			{
				m_lab6.LoadIcon(IDB_EBOOK_DIR,IDB_EBOOK_DIRD,IDB_FILEVIEW_WND,RGB(0,0,0));
			} 
			else
			{
				m_lab6.LoadIcon(IDB_EBOOK_FILE,IDB_EBOOK_FILED,IDB_FILEVIEW_WND,RGB(0,0,0));
			}
			
			m_lab6.SetButtonTitle(m_FileNames.GetAt(iStart));
			iStart++;
			m_CurrentPossion = iStart;
			
			m_lab1.ShowIcon(true);
			m_lab2.ShowIcon(true);
			m_lab3.ShowIcon(true);
			m_lab4.ShowIcon(true);
			m_lab5.ShowIcon(true);
			m_lab6.ShowIcon(true);
			
			m_butDown.EnableWindow(TRUE);

			if (m_CurrentPossion == totalFile)
			{
				m_butDown.EnableWindow(FALSE);
			}
			else
			{
				m_butDown.EnableWindow(TRUE);
			}
		} 
		else
		{
			if (iStart < m_NumberDir)
			{
				m_lab1.LoadIcon(IDB_EBOOK_DIR,IDB_EBOOK_DIRD,IDB_FILEVIEW_WND,RGB(0,0,0));
			} 
			else
			{
				m_lab1.LoadIcon(IDB_EBOOK_FILE,IDB_EBOOK_FILED,IDB_FILEVIEW_WND,RGB(0,0,0));
			}
			m_lab1.SetButtonTitle(m_FileNames.GetAt(iStart));
			iStart++;
			m_lab1.ShowIcon(true);
			
			if (iStart < totalFile)
			{
				if (iStart < m_NumberDir)
				{
					m_lab2.LoadIcon(IDB_EBOOK_DIR,IDB_EBOOK_DIRD,IDB_FILEVIEW_WND,RGB(0,0,0));
				} 
				else
				{
					m_lab2.LoadIcon(IDB_EBOOK_FILE,IDB_EBOOK_FILED,IDB_FILEVIEW_WND,RGB(0,0,0));
				}
				m_lab2.SetButtonTitle(m_FileNames.GetAt(iStart));
				iStart++;
				m_lab2.ShowIcon(true);
			}

			if (iStart < totalFile)
			{
				if (iStart < m_NumberDir)
				{
					m_lab3.LoadIcon(IDB_EBOOK_DIR,IDB_EBOOK_DIRD,IDB_FILEVIEW_WND,RGB(0,0,0));
				} 
				else
				{
					m_lab3.LoadIcon(IDB_EBOOK_FILE,IDB_EBOOK_FILED,IDB_FILEVIEW_WND,RGB(0,0,0));
				}
				m_lab3.SetButtonTitle(m_FileNames.GetAt(iStart));
				iStart++;
				m_lab3.ShowIcon(true);
			}

			if (iStart < totalFile)
			{
				if (iStart < m_NumberDir)
				{
					m_lab4.LoadIcon(IDB_EBOOK_DIR,IDB_EBOOK_DIRD,IDB_FILEVIEW_WND,RGB(0,0,0));
				} 
				else
				{
					m_lab4.LoadIcon(IDB_EBOOK_FILE,IDB_EBOOK_FILED,IDB_FILEVIEW_WND,RGB(0,0,0));
				}
				m_lab4.SetButtonTitle(m_FileNames.GetAt(iStart));
				iStart++;
				m_lab4.ShowIcon(true);
			}

			if (iStart < totalFile)
			{
				if (iStart < m_NumberDir)
				{
					m_lab5.LoadIcon(IDB_EBOOK_DIR,IDB_EBOOK_DIRD,IDB_FILEVIEW_WND,RGB(0,0,0));
				} 
				else
				{
					m_lab5.LoadIcon(IDB_EBOOK_FILE,IDB_EBOOK_FILED,IDB_FILEVIEW_WND,RGB(0,0,0));
				}
				m_lab5.SetButtonTitle(m_FileNames.GetAt(iStart));
				iStart++;
				m_lab5.ShowIcon(true);
			}
		
			m_CurrentPossion = iStart;
			m_butDown.EnableWindow(FALSE);			
		}
		if (m_CurrentPossion - 6 > 0)
		{
			m_butUp.EnableWindow(TRUE);
		} 
		else
		{
			m_butUp.EnableWindow(FALSE);
		}
	}	
	else
	{
		m_butUp.EnableWindow(FALSE);
		m_butDown.EnableWindow(FALSE);
	}
	m_lab1.Invalidate();
	m_lab2.Invalidate();
	m_lab3.Invalidate();
	m_lab4.Invalidate();
	m_lab5.Invalidate();
	m_lab6.Invalidate();
}

void COpenBookFileDlg::OnButtonClose() 
{
	// TODO: Add your control notification handler code here
	EndDialog(IDCANCEL);
}

void COpenBookFileDlg::OnButtonFiledown() 
{
	// TODO: Add your control notification handler code here
	ShowFiles(m_CurrentPossion);
}

void COpenBookFileDlg::OnButtonFileup() 
{
	// TODO: Add your control notification handler code here
	int tmpPossion = 0;
	
	int tmp = m_FileNames.GetUpperBound();

	if (m_CurrentPossion - 12 > 0)
	{
		if (m_CurrentPossion == m_FileNames.GetUpperBound() + 1)
		{
			tmp = (m_FileNames.GetUpperBound() + 1) % 6;
			tmpPossion = m_CurrentPossion - ((m_FileNames.GetUpperBound() + 1) % 6) - 6;
		} 
		else
		{
			tmpPossion = m_CurrentPossion - 12;
		}
	} 
	else
	{
		tmpPossion = 0;
	}
	
	ShowFiles(tmpPossion);
}

void COpenBookFileDlg::OnButtonOpen() 
{
	// TODO: Add your control notification handler code here
	CString str = m_FilePath;	
	str.MakeLower();
	
	if (str != L"\\storage card")
	{
		m_lab1.SetChecked(false);
		m_lab2.SetChecked(false);
		m_lab3.SetChecked(false);
		m_lab4.SetChecked(false);
		m_lab5.SetChecked(false);
		m_lab6.SetChecked(false);
		CString strFileName = m_FilePath;
		
		strFileName.MakeLower();    
		
		CString FileExt;
		FileExt.Empty();
		// 文件名长度
		int strLen = strFileName.GetLength() - 1;
		
		for(int i = strLen; i >= 0; i--)
		{
			// 查找文件名中最好一个'.'
			if(strFileName.GetAt(i) == '\\')
			{
				// 提取文件扩展名
				FileExt = strFileName.Left(i);
				break;
			}
		}
		
		m_FilePath = FileExt;
		ScanFile();
	}	
}


void COpenBookFileDlg::OnButton2() 
{
	// TODO: Add your control notification handler code here
	CString sSearchFile = m_FilePath + L"\\" + m_lab1.GetButtonTitle();
	
	WIN32_FIND_DATA fd;			// 查找文件信息
    // 查找文件
    HANDLE hFindFile = FindFirstFile(sSearchFile,&fd);
	
    if(hFindFile != INVALID_HANDLE_VALUE)
    {	
		if (fd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
		{
			m_FilePath = sSearchFile;
			m_lab1.SetChecked(false);			
			ScanFile();
		}
	}
}

void COpenBookFileDlg::OnButton3() 
{
	// TODO: Add your control notification handler code here
	CString sSearchFile = m_FilePath + L"\\" + m_lab2.GetButtonTitle();
	
	WIN32_FIND_DATA fd;			// 查找文件信息
    // 查找文件
    HANDLE hFindFile = FindFirstFile(sSearchFile,&fd);
	
    if(hFindFile != INVALID_HANDLE_VALUE)
    {	
		if (fd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
		{
			m_FilePath = sSearchFile;
			m_lab2.SetChecked(false);			
			ScanFile();
		}
	}

}

void COpenBookFileDlg::OnButton4() 
{
	// TODO: Add your control notification handler code here
	CString sSearchFile = m_FilePath + L"\\" + m_lab3.GetButtonTitle();
	
	WIN32_FIND_DATA fd;			// 查找文件信息
    // 查找文件
    HANDLE hFindFile = FindFirstFile(sSearchFile,&fd);
	
    if(hFindFile != INVALID_HANDLE_VALUE)
    {	
		if (fd.dwFileAttributes == FILE_ATTRIBUTE_DIRECTORY)
		{
			m_FilePath = sSearchFile;
			m_lab3.SetChecked(false);			
			ScanFile();
		}
	}
}

void COpenBookFileDlg::OnButton5() 
{
	// TODO: Add your control notification handler code here
	CString sSearchFile = m_FilePath + L"\\" + m_lab4.GetButtonTitle();
	
	WIN32_FIND_DATA fd;			// 查找文件信息
    // 查找文件
    HANDLE hFindFile = FindFirstFile(sSearchFile,&fd);
	
    if(hFindFile != INVALID_HANDLE_VALUE)
    {	
		if (fd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
		{
			m_FilePath = sSearchFile;
			m_lab4.SetChecked(false);			
			ScanFile();
		}
	}
}

void COpenBookFileDlg::OnButton6() 
{
	// TODO: Add your control notification handler code here
	CString sSearchFile = m_FilePath + L"\\" + m_lab5.GetButtonTitle();
	
	WIN32_FIND_DATA fd;			// 查找文件信息
    // 查找文件
    HANDLE hFindFile = FindFirstFile(sSearchFile,&fd);
	
    if(hFindFile != INVALID_HANDLE_VALUE)
    {	
		if (fd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
		{
			m_FilePath = sSearchFile;
			m_lab5.SetChecked(false);			
			ScanFile();
		}
	}

}

void COpenBookFileDlg::OnButton7() 
{
	// TODO: Add your control notification handler code here
	CString sSearchFile = m_FilePath + L"\\" + m_lab6.GetButtonTitle();
	
	WIN32_FIND_DATA fd;			// 查找文件信息
    // 查找文件
    HANDLE hFindFile = FindFirstFile(sSearchFile,&fd);
	
    if(hFindFile != INVALID_HANDLE_VALUE)
    {	
		if (fd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY)
		{
			m_FilePath = sSearchFile;
			m_lab6.SetChecked(false);			
			ScanFile();
		}
	}
}

BOOL COpenBookFileDlg::OnCopyData(CWnd* pWnd, COPYDATASTRUCT* pCopyDataStruct) 
{
	// TODO: Add your message handler code here and/or call default
	CString strTitle = *((CString*)(pCopyDataStruct->lpData));

	CString sSearchFile = m_FilePath + L"\\" + strTitle;
	
	WIN32_FIND_DATA fd;			// 查找文件信息
    // 查找文件
    HANDLE hFindFile = FindFirstFile(sSearchFile,&fd);
	
    if(hFindFile != INVALID_HANDLE_VALUE)
    {	
		if (!(fd.dwFileAttributes & FILE_ATTRIBUTE_DIRECTORY))
		{
			m_File= sSearchFile;
			EndDialog(IDOK);
		}
	}

	return CDialog::OnCopyData(pWnd, pCopyDataStruct);
}

CString COpenBookFileDlg::GetFilePath()
{
	if (m_File.IsEmpty())
	{
		return L"";
	} 
	else
	{
		return m_File;
	}	
}