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// RegExDemoDlg.cpp : implementation file
//
#include "stdafx.h"
#include "RegExDemo.h"
#include "RegExDemoDlg.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()
/////////////////////////////////////////////////////////////////////////////
// CRegExDemoDlg dialog
CRegExDemoDlg::CRegExDemoDlg(CWnd* pParent /*=NULL*/)
: CDialog(CRegExDemoDlg::IDD, pParent)
{
//{{AFX_DATA_INIT(CRegExDemoDlg)
// 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 CRegExDemoDlg::DoDataExchange(CDataExchange* pDX)
{
CDialog::DoDataExchange(pDX);
//{{AFX_DATA_MAP(CRegExDemoDlg)
DDX_Control(pDX, IDC_RICHEDIT1, m_rich_edit);
//}}AFX_DATA_MAP
}
BEGIN_MESSAGE_MAP(CRegExDemoDlg, CDialog)
//{{AFX_MSG_MAP(CRegExDemoDlg)
ON_WM_SYSCOMMAND()
ON_WM_PAINT()
ON_WM_QUERYDRAGICON()
ON_COMMAND(ID_FILE_EXIT, OnFileExit)
ON_COMMAND(ID_FILE_OPEN, OnFileOpen)
ON_COMMAND(ID_EDIT_FIND, OnEditFind)
ON_MESSAGE(WM_FIND_NEXT, OnFindNext)
ON_COMMAND(ID_EDIT_TESTMENU, OnEditTestmenu)
ON_COMMAND(ID_HELP_ABOUT, OnHelpAbout)
//}}AFX_MSG_MAP
END_MESSAGE_MAP()
/////////////////////////////////////////////////////////////////////////////
// CRegExDemoDlg message handlers
BOOL CRegExDemoDlg::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
// Create main menu
if(m_MainMenu.LoadMenu(IDR_MAIN_MENU))
SetMenu(&m_MainMenu);
else AfxMessageBox(_T("Could not create main menu."));
// Create Find Dialog
m_FindDialog.Create(IDD_FIND_DIALOG, this);
m_FindDialog.ShowWindow(SW_HIDE);
// Set Font to be courier new
LOGFONT lf;
memset(&lf, 0, sizeof(LOGFONT)); // zero out structure
lf.lfHeight = 14; // request a 12-pixel-height font
strcpy(lf.lfFaceName, "Courier New"); // request a face name "Arial"
m_Font.CreateFontIndirect(&lf); // create the font
m_rich_edit.SetFont(&m_Font);
return TRUE; // return TRUE unless you set the focus to a control
}
void CRegExDemoDlg::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 CRegExDemoDlg::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 CRegExDemoDlg::OnQueryDragIcon()
{
return (HCURSOR) m_hIcon;
}
void CRegExDemoDlg::OnFileExit()
{ EndDialog(0); }
void CRegExDemoDlg::OnFileOpen()
{
CFileDialog dlg(TRUE);
if(dlg.DoModal() == IDOK)
{
CFile f;
if(f.Open(dlg.GetPathName(), CFile::modeRead | CFile::typeBinary))
{
char *pBuff = new char[f.GetLength()+1];
if(f.Read(pBuff, f.GetLength()) != f.GetLength())
AfxMessageBox(_T("Did not read complete file."));
pBuff[f.GetLength()] = 0;
m_rich_edit.SetWindowText(pBuff);
delete pBuff;
f.Close();
}
else AfxMessageBox(_T("Could not open file " + dlg.GetPathName()));
}
}
void CRegExDemoDlg::OnEditFind()
{
m_FindDialog.ShowWindow(SW_SHOW);
}
LRESULT CRegExDemoDlg::OnFindNext(WPARAM wParam, LPARAM lParam)
{
static CString strRegEx = _T("");
// return values
int nPos;
string strPattern;
// get the regular expression
CString strRegExText;
m_FindDialog.GetDlgItemText(IDC_REG_EX_EDIT, strRegExText);
// if regular expression was changed then parse it
if(strRegExText.Compare(strRegEx) != 0)
{
if(!m_RegEx.SetRegEx(string(strRegExText)))
AfxMessageBox(_T("Error parsing regular expression."));
// Save Tables for debuging purposes
m_RegEx.SaveNFATable();
m_RegEx.SaveDFATable();
m_RegEx.SaveNFAGraph();
m_RegEx.SaveDFAGraph();
CString strTextToSearch;
m_rich_edit.GetWindowText(strTextToSearch);
// now call m_RegEx.FindFirst(...);
if(m_RegEx.FindFirst(string(strTextToSearch), nPos, strPattern))
{
int nStartPos = nPos;
int nEndPos = nStartPos + strPattern.size();
m_rich_edit.SetSel(nStartPos, nEndPos);
m_rich_edit.HideSelection(FALSE, TRUE);
strRegEx = strRegExText;
return 0;
}
else
{
strRegEx = strRegExText;
return -1;
}
}
else
{
// Call find next
if(m_RegEx.FindNext(nPos, strPattern))
{
int nStartPos = nPos;
int nEndPos = nStartPos + strPattern.size();
m_rich_edit.SetSel(nStartPos, nEndPos);
m_rich_edit.HideSelection(FALSE, TRUE);
}
else return -1;
}
return 0;
}
void CRegExDemoDlg::OnEditTestmenu()
{
}
void CRegExDemoDlg::OnHelpAbout()
{
CAboutDlg dlg;
dlg.DoModal();
}
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Originally from Bosnia and Herzegovina, but lived for 6 years in Germany where I did majority of education, then moved to US, where I live since 1999. I like programming, computers in general, but also Basketball, Soccer, Tennis, and many other things. Masters graduate from Grand Valley State University in CIS and working as a full time software developer. Please visit my website
www.amergerzic.com