compilerdlg.cpp

简单的pl/0词法分析程序

// CompilerDlg.cpp : implementation file
//

#include "stdafx.h"
#include "Compiler.h"
#include "CompilerDlg.h"
#include "lexical.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()

/////////////////////////////////////////////////////////////////////////////
// CCompilerDlg dialog

CCompilerDlg::CCompilerDlg(CWnd* pParent /*=NULL*/)
	: CDialog(CCompilerDlg::IDD, pParent)
{
	//{{AFX_DATA_INIT(CCompilerDlg)
		// NOTE: the ClassWizard will add member initialization here
	//}}AFX_DATA_INIT
	// Note that LoadIcon does not require a subsequent DestroyIcon in Win32
	m_hIcon = AfxGetApp()->LoadIcon(IDR_MAINFRAME);
}

void CCompilerDlg::DoDataExchange(CDataExchange* pDX)
{
	CDialog::DoDataExchange(pDX);
	//{{AFX_DATA_MAP(CCompilerDlg)
		// NOTE: the ClassWizard will add DDX and DDV calls here
	//}}AFX_DATA_MAP
}

BEGIN_MESSAGE_MAP(CCompilerDlg, CDialog)
	//{{AFX_MSG_MAP(CCompilerDlg)
	ON_WM_SYSCOMMAND()
	ON_WM_PAINT()
	ON_WM_QUERYDRAGICON()
	ON_BN_CLICKED(IDC_BUTTON1, OnScan)
	ON_BN_CLICKED(IDC_BUTTON2, OnLexical)
	ON_BN_CLICKED(IDC_BUTTON3, OnButtonscanOut)
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CCompilerDlg message handlers

BOOL CCompilerDlg::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 CCompilerDlg::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 CCompilerDlg::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 CCompilerDlg::OnQueryDragIcon()
{
	return (HCURSOR) m_hIcon;
}

void CCompilerDlg::OnScan() 
{
	// TODO: Add your control notification handler code here
   char szFilter[]="文本文档(*.txt)|*.txt";//过滤器
   CFileDialog dlg(1,NULL,NULL,NULL,szFilter);
  if(dlg.DoModal()==IDOK)
  {
   m_file_open = dlg.GetPathName();
   ((CWnd *)GetDlgItem(IDC_EDIT))->SetWindowText(m_file_open);
  }
}

void CCompilerDlg::OnLexical() 
{
	// TODO: Add your control notification handler code here
	count=1; 
    /*char scfilename[20],rsfilename[20];//定义用来存放输入源文件和输出目标文件的名字 
    printf("Please input your source file name:"); 
    gets(scfilename); 
    printf("Please input your result file name:"); 
    gets(rsfilename); 
	ForeWin=GetForegroundWindow();   
	char *Buf2Poi=buf2.c_str();   
	m_file_open = ((CWnd *)GetDlgItem(IDC_EDIT))->GetWindowText(ForeWin,Buf2Poi,40);
    m_file_out = ((CWnd *)GetDlgItem(IDC_EDIT))->GetWindowText(ForeWin,Buf2Poi,40);*/
    FILE *fp,*op; 
    fp=fopen(m_file_open,"r"); 
    op=fopen(m_file_out,"w"); 
    if(fp)//打开文件成功后调用函数对源文件进行词法分析 
	{ 
      while(readbuffer(fp)) 
	  { 
      fenxi(buffer,op); 
      count++;//行加一 
      } 
	} 
    else//while the file not exist 
	{ 
      //printf("Your souce file not exist!!!\n"); 
	  ((CWnd *)GetDlgItem(IDC_EDIT1))->SetWindowText("Your souce file not exist!!!");
      //exit(0); 
	} 
    fclose(fp);//close the files 
    fclose(op); 
	((CWnd *)GetDlgItem(IDC_EDIT1))->SetWindowText("词法分析成功，现在可以查看结果。");
    //printf("ok!");//output the mark of end 
    //getchar(); 
}

void CCompilerDlg::OnButtonscanOut() 
{
	// TODO: Add your control notification handler code here
	char szFilter[]="文本文档(*.txt)|*.txt";//过滤器
   CFileDialog dlg(1,NULL,NULL,NULL,szFilter);
  if(dlg.DoModal()==IDOK)
  {
   m_file_out = dlg.GetPathName();
   ((CWnd *)GetDlgItem(IDC_EDIT2))->SetWindowText(m_file_out);
  }
}