ConvNumsDlg.cpp
上传用户:qzzxgm
上传日期:2009-12-14
资源大小:1882k
文件大小:8k
- // ConvNumsDlg.cpp : implementation file
- //
- #include "stdafx.h"
- #include "ConvNums.h"
- #include "ConvNumsDlg.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()
- /////////////////////////////////////////////////////////////////////////////
- // CConvNumsDlg dialog
- CConvNumsDlg::CConvNumsDlg(CWnd* pParent /*=NULL*/)
- : CDialog(CConvNumsDlg::IDD, pParent)
- {
- //{{AFX_DATA_INIT(CConvNumsDlg)
- m_strDecimal = _T("");
- m_strBinary = _T("");
- m_strHex = _T("");
- //}}AFX_DATA_INIT
- // Note that LoadIcon does not require a subsequent DestroyIcon in Win32
- m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
- }
- void CConvNumsDlg::DoDataExchange(CDataExchange* pDX)
- {
- CDialog::DoDataExchange(pDX);
- //{{AFX_DATA_MAP(CConvNumsDlg)
- DDX_Text(pDX, IDC_DECIMAL, m_strDecimal);
- DDX_Text(pDX, IDC_BINARY, m_strBinary);
- DDX_Text(pDX, IDC_HEX, m_strHex);
- //}}AFX_DATA_MAP
- }
- BEGIN_MESSAGE_MAP(CConvNumsDlg, CDialog)
- //{{AFX_MSG_MAP(CConvNumsDlg)
- ON_WM_SYSCOMMAND()
- ON_WM_PAINT()
- ON_WM_QUERYDRAGICON()
- ON_BN_CLICKED(IDC_DECIMAL_CONV, OnDecimalConv)
- ON_BN_CLICKED(IDC_BINARY_CONV, OnBinaryConv)
- ON_BN_CLICKED(IDC_HEX_CONV, OnHexConv)
- //}}AFX_MSG_MAP
- END_MESSAGE_MAP()
- /////////////////////////////////////////////////////////////////////////////
- // CConvNumsDlg message handlers
- BOOL CConvNumsDlg::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
-
- return TRUE; // return TRUE unless you set the focus to a control
- }
- void CConvNumsDlg::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 CConvNumsDlg::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();
- }
- }
- // The system calls this to obtain the cursor to display while the user drags
- // the minimized window.
- HCURSOR CConvNumsDlg::OnQueryDragIcon()
- {
- return (HCURSOR) m_hIcon;
- }
- //将16进制的一个字符转换为十进制的数
- unsigned char CConvNumsDlg::BtoH(char ch)
- {
- //0-9
- if (ch >= '0' && ch <= '9')
- return (ch - '0');
- //9-15
- if (ch >= 'A' && ch <= 'F')
- return (ch - 'A' + 0xA);
- //9-15
- if (ch >= 'a' && ch <= 'f')
- return (ch - 'a' + 0xA);
- return(255);
- }
- //转换十进制数
- void CConvNumsDlg::OnDecimalConv()
- {
- UpdateData(TRUE);
- //先转换为二进制
- m_strBinary = DecimalToBinary(m_strDecimal);
- //再转换为十六进制
- m_strHex = BinaryToHex(m_strBinary);
- UpdateData(FALSE);
- }
- //转换二进制数
- void CConvNumsDlg::OnBinaryConv()
- {
- UpdateData(TRUE);
- //转换为十进制
- m_strDecimal = BinaryToDecimal(m_strBinary);
- //转换为十六进制
- m_strHex = BinaryToHex(m_strBinary);
- UpdateData(FALSE);
- }
- //转换十六进制数
- void CConvNumsDlg::OnHexConv()
- {
- UpdateData(TRUE);
- //先转换为二进制
- m_strBinary = HexToBinary(m_strHex);
- //再转换为十进制
- m_strDecimal = BinaryToDecimal(m_strBinary);
- UpdateData(FALSE);
- }
- //转换十六进制为二进制
- CString CConvNumsDlg::HexToBinary(CString strHex)
- {
- int nLenth = strHex.GetLength();
- char* Hex = new char[nLenth];
- Hex = strHex.GetBuffer(0);
- CString strBinary = "";
- for(int i=0;i<nLenth;i++)
- {
- //转换一位十六进制数为十进制
- char h = Hex[nLenth-1-i];
- int j = BtoH(h);
- CString str;
- str.Format("%d",j);
- //转换十进制为4为二进制
- str = DecimalToBinary(str);
- strBinary += str;
- }
- return strBinary;
- }
- //转换二进制为十六进制
- CString CConvNumsDlg::BinaryToHex(CString strBinary)
- {
- int nLength = strBinary.GetLength();
- CString str = strBinary;
- //位数不是四的倍数时补齐
- switch(nLength%4)
- {
- case 0:
- break;
- case 1:
- strBinary.Format("%d%d%d%s",0,0,0,str);
- break;
- case 2:
- strBinary.Format("%d%d%s",0,0,str);
- break;
- case 3:
- strBinary.Format("%d%s",0,str);
- break;
- default:
- return "";
- break;
- }
- CString strHex,str1;
- str1 = "";
- nLength = strBinary.GetLength();
- for(int i=1;i<=(nLength/4);i++)
- {
- //每四位二进制数转换为一十六进制数
- str = strBinary.Left(4);
- CString strDecimal = BinaryToDecimal(str);
- int nDecimal = atoi(strDecimal.GetBuffer(0));
- if(nDecimal<10)
- str1.Format("%d",nDecimal);
- else
- {
- char c = 'A' + (nDecimal-10);
- str1.Format("%c",c);
- }
- strHex += str1;
- strBinary = strBinary.Right(strBinary.GetLength()-str.GetLength());
- }
- return strHex;
- }
- //转换十进制为二进制
- CString CConvNumsDlg::DecimalToBinary(CString strDecimal)
- {
- int nDecimal = atoi(strDecimal.GetBuffer(0));
- int nYushu; //余数
- int nShang; //商
- CString strBinary = "";
- char buff[2];
- CString str = "";
- BOOL bContinue = TRUE;
- while(bContinue)
- {
- nYushu = nDecimal%2;
- nShang = nDecimal/2;
- sprintf(buff,"%d",nYushu);
- str = strBinary;
- strBinary.Format("%s%s",buff,str);
- nDecimal = nShang;
- if(nShang==0)
- bContinue = FALSE;
- }
- return strBinary;
- }
- //转换二进制为十进制
- CString CConvNumsDlg::BinaryToDecimal(CString strBinary)
- {
- int nLenth = strBinary.GetLength();
- char* Binary = new char[nLenth];
- Binary = strBinary.GetBuffer(0);
- int nDecimal = 0;
- for(int i=0;i<nLenth;i++)
- {
- char h = Binary[nLenth-1-i];
- char str[1];
- str[0] = h;
- int j = atoi(str);
- for(int k=0;k<i;k++)
- {
- j=j*2;
- }
- nDecimal += j;
- }
- CString strDecimal;
- strDecimal.Format("%d",nDecimal);
- return strDecimal;
- }