barcodedlg.cpp

条形码技术 用来共享 大家多多交流 大家多多交流

// BarCodeDlg.cpp : implementation file
//

#include "stdafx.h"
#include "BarCode.h"
#include "BarCodeDlg.h"

#include "BarRecog.h"
#include "AddSampleDlg.h"

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

/////////////////////////////////////////////////////////////////////////////
// CAboutDlg dialog used for App About

class CAboutDlg : public CDialog
{
public:
	CAboutDlg();

// Dialog Data
	//{{AFX_DATA(CAboutDlg)
	enum { IDD = IDD_ABOUTBOX };
	//}}AFX_DATA

	// ClassWizard generated virtual function overrides
	//{{AFX_VIRTUAL(CAboutDlg)
	protected:
	virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support
	//}}AFX_VIRTUAL

// Implementation
protected:
	//{{AFX_MSG(CAboutDlg)
	//}}AFX_MSG
	DECLARE_MESSAGE_MAP()
};

CAboutDlg::CAboutDlg() : CDialog(CAboutDlg::IDD)
{
	//{{AFX_DATA_INIT(CAboutDlg)
	//}}AFX_DATA_INIT
}

void CAboutDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CAboutDlg)
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CAboutDlg, CDialog)
	//{{AFX_MSG_MAP(CAboutDlg)
		// No message handlers
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CBarCodeDlg dialog

CBarCodeDlg::CBarCodeDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CBarCodeDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CBarCodeDlg)
	m_strCodeStyle = _T("");
	m_strCodeNumber = _T("");
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CBarCodeDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CBarCodeDlg)
	DDX_Text(pDX, IDC_EDIT_CODE_STYLE, m_strCodeStyle);
	DDX_Text(pDX, IDC_EDIT_CODE_NUMMER, m_strCodeNumber);
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CBarCodeDlg, CDialog)
	//{{AFX_MSG_MAP(CBarCodeDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BTN_OPEN_FILE, OnBtnOpenFile)
	ON_BN_CLICKED(IDC_BTN_PREV, OnBtnPrev)
	ON_BN_CLICKED(IDC_BTN_NEXT, OnBtnNext)
	ON_BN_CLICKED(IDC_BTN_RECOG, OnBtnRecog)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CBarCodeDlg message handlers

BOOL CBarCodeDlg::OnInitDialog()
{
	CDialog::OnInitDialog();

	// Add "About..." menu item to system menu.

	// IDM_ABOUTBOX must be in the system command range.
	ASSERT((IDM_ABOUTBOX & 0xFFF0) == IDM_ABOUTBOX);
	ASSERT(IDM_ABOUTBOX < 0xF000);

	CMenu* pSysMenu = GetSystemMenu(FALSE);
	if (pSysMenu != NULL)
	{
		CString strAboutMenu;
		strAboutMenu.LoadString(IDS_ABOUTBOX);
		if (!strAboutMenu.IsEmpty())
		{
			pSysMenu->AppendMenu(MF_SEPARATOR);
			pSysMenu->AppendMenu(MF_STRING, IDM_ABOUTBOX, strAboutMenu);
		}
	}

	// Set the icon for this dialog.  The framework does this automatically
	//  when the application's main window is not a dialog
	SetIcon(m_hIcon, TRUE);			// Set big icon
	SetIcon(m_hIcon, FALSE);		// Set small icon
	
	// TODO: Add extra initialization here
	CWnd *pWnd1 = (CWnd *)GetDlgItem(IDC_SHOW);
	CRect rc;
	pWnd1->GetWindowRect(&rc);
	m_iDrawWidth  = rc.Width();
	m_iDrawHeight = rc.Height();
	pDCPic = pWnd1->GetDC();
	
	return TRUE;  // return TRUE  unless you set the focus to a control
}

void CBarCodeDlg::OnSysCommand(UINT nID, LPARAM lParam)
{
	if ((nID & 0xFFF0) == IDM_ABOUTBOX)
	{
		CAboutDlg dlgAbout;
		dlgAbout.DoModal();
	}
	else
	{
		CDialog::OnSysCommand(nID, lParam);
	}
}

// If you add a minimize button to your dialog, you will need the code below
//  to draw the icon.  For MFC applications using the document/view model,
//  this is automatically done for you by the framework.

void CBarCodeDlg::OnPaint() 
{
	if (IsIconic())
	{
		CPaintDC dc(this); // device context for painting

		SendMessage(WM_ICONERASEBKGND, (WPARAM) dc.GetSafeHdc(), 0);

		// Center icon in client rectangle
		int cxIcon = GetSystemMetrics(SM_CXICON);
		int cyIcon = GetSystemMetrics(SM_CYICON);
		CRect rect;
		GetClientRect(&rect);
		int x = (rect.Width() - cxIcon + 1) / 2;
		int y = (rect.Height() - cyIcon + 1) / 2;

		// Draw the icon
		dc.DrawIcon(x, y, m_hIcon);
	}
	else
	{
		CDialog::OnPaint();
		if((iTotalTestNum = arFilePathSet.GetSize()) > 0)
		{
			CString strFile = arFilePathSet.GetAt(iCurTestNum);
			barRecog.LoadImage(strFile);
			barRecog.m_dib->Draw(pDCPic, m_iDrawWidth, m_iDrawHeight);
		}
	}
}

// The system calls this to obtain the cursor to display while the user drags
//  the minimized window.
HCURSOR CBarCodeDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

/*************************************************************************
 * 打开文件
 ************************************************************************/
void CBarCodeDlg::OnBtnOpenFile() 
{
	CString FilePathName;

	CAddSampleDlg FileDlg(TRUE, "", NULL, 
		OFN_HIDEREADONLY | OFN_OVERWRITEPROMPT | OFN_ALLOWMULTISELECT, 
		"BMP格式条形码图象(*.bmp)|*.bmp|所有文件(*.*)|*.*||",
		AfxGetMainWnd());

	if (FileDlg.DoModal () != IDOK)
		return;

	CString strFile;
	CString strInfo;
	arFilePathSet.RemoveAll();
	POSITION pos = FileDlg.GetStartPosition();
	
	while( pos ) 
	{
		strFile = FileDlg.GetNextPathName( pos );//获取文件名
		arFilePathSet.Add(strFile);
	}
	if((iTotalTestNum = arFilePathSet.GetSize()) > 0)
	{
		iCurTestNum = 0;
		strFile = arFilePathSet.GetAt(0);
		barRecog.LoadImage(strFile);
		barRecog.m_dib->Draw(pDCPic, m_iDrawWidth, m_iDrawHeight);
	}
}

void CBarCodeDlg::OnBtnPrev() 
{
	if(iCurTestNum <= 0)
		return;
	CString strFile;
	iCurTestNum--;
	strFile = arFilePathSet.GetAt(iCurTestNum);
	barRecog.LoadImage(strFile);
	barRecog.m_dib->Draw(pDCPic, m_iDrawWidth, m_iDrawHeight);
}

void CBarCodeDlg::OnBtnNext() 
{
	if(iCurTestNum >= iTotalTestNum-1)
		return;
	CString strFile;
	iCurTestNum++;
	strFile = arFilePathSet.GetAt(iCurTestNum);
	barRecog.LoadImage(strFile);
	barRecog.m_dib->Draw(pDCPic, m_iDrawWidth, m_iDrawHeight);
}

void CBarCodeDlg::OnBtnRecog() 
{
	barRecog.PreProcess();
	if(barRecog.Recognize()==false)
		MessageBox("无法识别！");
	else
	{
		m_strCodeStyle = barRecog.strCodeStyle;
		m_strCodeNumber = barRecog.strCodeNumber;
		UpdateData(false);
	}
}