Qt project file


#-------------------------------------------------

#

# Project created by QtCreator 2010-08-06T16:34:35

#

#-------------------------------------------------

QT       += core gui

TARGET = ToolRegexTester

TEMPLATE = app

LIBS += -L/usr/local/lib -lboost_regex

SOURCES += main.cpp\

        dialogmain.cpp \

    dialogabout.cpp

HEADERS  += dialogmain.h \

    dialogabout.h

FORMS    += dialogmain.ui \

    dialogabout.ui

RESOURCES += \

    resources.qrc

Source code

dialogabout.h


#ifndef DIALOGABOUT_H

#define DIALOGABOUT_H



#include <QDialog>



namespace Ui {

  class DialogAbout;

}



class DialogAbout : public QDialog

{

  Q_OBJECT

  

public:

  explicit DialogAbout(QWidget *parent = 0);

  ~DialogAbout();

  

protected:

  void changeEvent(QEvent *e);

  

private:

  Ui::DialogAbout *ui;

};



#endif // DIALOGABOUT_H

dialogabout.cpp


#include "dialogabout.h"

#include "ui_dialogabout.h"



DialogAbout::DialogAbout(QWidget *parent) :

    QDialog(parent),

    ui(new Ui::DialogAbout)

{

  ui->setupUi(this);

}



DialogAbout::~DialogAbout()

{

  delete ui;

}



void DialogAbout::changeEvent(QEvent *e)

{

  QDialog::changeEvent(e);

  switch (e->type()) {

  case QEvent::LanguageChange:

    ui->retranslateUi(this);

    break;

  default:

    break;

  }

}

dialogmain.h


#ifndef DIALOGMAIN_H

#define DIALOGMAIN_H



#include <QDialog>



namespace Ui {

  class DialogMain;

}



class DialogMain : public QDialog

{

  Q_OBJECT



public:

  explicit DialogMain(QWidget *parent = 0);

  ~DialogMain();



protected:

  void changeEvent(QEvent *e);



private:

  Ui::DialogMain *ui;



private slots:

  void onAnyChange();

  void onAboutClick();

};



#endif // DIALOGMAIN_H

dialogmain.cpp


#include <cassert>

#include <string>

#include <boost/regex.hpp>

#include "dialogabout.h"



#include "dialogmain.h"

#include "ui_dialogmain.h"



DialogMain::DialogMain(QWidget *parent) :

    QDialog(parent),

    ui(new Ui::DialogMain)

{

  ui->setupUi(this);

  QObject::connect(ui->edit_line,SIGNAL(textEdited(QString)),this,SLOT(onAnyChange()));

  QObject::connect(ui->edit_regex,SIGNAL(textEdited(QString)),this,SLOT(onAnyChange()));

  QObject::connect(ui->button_about,SIGNAL(clicked()),this,SLOT(onAboutClick()));



  ui->edit_line->setText("'1234 AB' is a valid Dutch zip code");

  ui->edit_regex->setText("\\d{4}\\s[A-Z]{2}");

  this->onAnyChange();

}



DialogMain::~DialogMain()

{

  delete ui;

}



void DialogMain::changeEvent(QEvent *e)

{

  QDialog::changeEvent(e);

  switch (e->type()) {

  case QEvent::LanguageChange:

    ui->retranslateUi(this);

    break;

  default:

    break;

  }

}



void DialogMain::onAnyChange()

{

  const std::string regex_string = ui->edit_regex->text().toStdString();

  //Check if regex input is valid

  try

  {

    const boost::regex regex_temp(regex_string);

  }

  catch (boost::regex_error& e)

  {

    ui->label_regex_valid->setText("Regex valid: no");

    ui->label_regex_match->setText("Regex matches line: n/a");

    ui->label_regex_found->setText("Regex found in line: n/a");

    return;

  }

  ui->label_regex_valid->setText("Regex valid: yes");



  const boost::regex r(regex_string);



  const std::string s = ui->edit_line->text().toStdString();



  ui->label_regex_match->setText("Regex matches line: "

    + QString(boost::regex_match(s,r) ? "yes" : "no"));



  ui->label_regex_found->setText("Regex found in line: "

    + QString(boost::regex_search(s,r) ? "yes" : "no"));

}



void DialogMain::onAboutClick()

{

  DialogAbout d;

  d.exec();

}

main.cpp


#include <QtGui/QApplication>

#include "dialogmain.h"



int main(int argc, char *argv[])

{

  QApplication a(argc, argv);

  DialogMain w;

  w.show();

  return a.exec();

}

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(Tool) RegexTester source code (version 1.0)

Qt project file

Source code

dialogabout.h

dialogabout.cpp

dialogmain.h

dialogmain.cpp

main.cpp