#ifndef BYTECONVERTERDIALOG_H
#define BYTECONVERTERDIALOG_H
#include <QWidget>
class ByteConverterDialog
: public QWidget{
Q_OBJECT
public:
ByteConverterDialog();
private:
private slots:
void decChanged(const QString&);
void hexChanged(const QString&);
void binChanged(const QString&);
};
#endif // BYTECONVERTERDIALOG_H
#ifndef BYTECONVERTERDIALOG_H
#define BYTECONVERTERDIALOG_H
#include <QWidget>
class QLineEdit; //forward declartion
class ByteConverterDialog : public QWidget
{
Q_OBJECT
public:
ByteConverterDialog();
private:
QLineEdit* decEdit;
QLineEdit* hexEdit;
QLineEdit* binEdit;
private slots:
void decChanged(const QString&);
void hexChanged(const QString&);
void binChanged(const QString&);
};
#endif // BYTECONVERTERDIALOG_H
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#include <QLineEdit>
#include <QLabel>
#include <QPushButton>
#include <QVBoxLayout>
#include <QHBoxLayout>
#include <QGridLayout>
#include <QIntValidator>
#include <QRegExpValidator>
#include "ByteConverterDialog.h"
ByteConverterDialog::ByteConverterDialog()
{
mainLayout->addLayout(editLayout);
mainLayout->addStretch();
mainLayout->addLayout(buttonLayout);
editLayout->addWidget(decLabel,0,0);
editLayout->addWidget(decEdit,0,1);
editLayout->addWidget(hexLabel,1,0);
editLayout->addWidget(hexEdit,1,1);
editLayout->addWidget(binLabel,2,0);
editLayout->addWidget(binEdit,2,1);
buttonLayout->addStretch();
buttonLayout->addWidget(exitButton);
exitButton->setDefault(true);
this->setWindowTitle("Byte Converter");
decEdit->setValidator(decValidator);
hexEdit->setValidator(hexValidator);
binEdit->setValidator(binValidator);
connect(exitButton,SIGNAL(clicked()),this,SLOT(close()));
connect(decEdit,
SIGNAL(textChanged
(QString)),
this,
SLOT(decChanged
(QString)));
connect(hexEdit,
SIGNAL(textChanged
(QString)),
this,
SLOT(hexChanged
(QString)));
connect(binEdit,
SIGNAL(textChanged
(QString)),
this,
SLOT(binChanged
(QString)));
}
void ByteConverterDialog::decChanged(const QString& newValue)
{
bool ok;
int num = newValue.toInt(&ok);
if(ok)
{
hexEdit
->setText
(QString::number(num,
16));
binEdit
->setText
(QString::number(num,
2));
}
else
{
hexEdit->setText("");
binEdit->setText("");
}
}
void ByteConverterDialog::hexChanged(const QString& newValue)
{
bool ok;
int num = newValue.toInt(&ok);
if(ok)
{
decEdit
->setText
(QString::number(num
));
binEdit
->setText
(QString::number(num,
2));
}
else
{
decEdit->setText("");
binEdit->setText("");
}
}
void ByteConverterDialog::binChanged(const QString& newValue)
{
bool ok;
int num = newValue.toInt(&ok);
if(ok)
{
decEdit
->setText
(QString::number(num
));
hexEdit
->setText
(QString::number(num,
16));
}
else
{
decEdit->setText("");
hexEdit->setText("");
}
}
#include <QLineEdit>
#include <QLabel>
#include <QPushButton>
#include <QVBoxLayout>
#include <QHBoxLayout>
#include <QGridLayout>
#include <QIntValidator>
#include <QRegExpValidator>
#include "ByteConverterDialog.h"
ByteConverterDialog::ByteConverterDialog()
{
QVBoxLayout *mainLayout = new QVBoxLayout(this);
QGridLayout *editLayout = new QGridLayout;
QHBoxLayout *buttonLayout = new QHBoxLayout;
mainLayout->addLayout(editLayout);
mainLayout->addStretch();
mainLayout->addLayout(buttonLayout);
QLabel *decLabel = new QLabel(tr("Decimal"));
QLabel *hexLabel = new QLabel(tr("Hex"));
QLabel *binLabel = new QLabel(tr("Binary"));
decEdit = new QLineEdit;
hexEdit = new QLineEdit;
binEdit = new QLineEdit;
editLayout->addWidget(decLabel,0,0);
editLayout->addWidget(decEdit,0,1);
editLayout->addWidget(hexLabel,1,0);
editLayout->addWidget(hexEdit,1,1);
editLayout->addWidget(binLabel,2,0);
editLayout->addWidget(binEdit,2,1);
QPushButton *exitButton = new QPushButton(tr("Quit"));
buttonLayout->addStretch();
buttonLayout->addWidget(exitButton);
exitButton->setDefault(true);
this->setWindowTitle("Byte Converter");
QIntValidator* decValidator = new QIntValidator(0,255,decEdit);
decEdit->setValidator(decValidator);
QRegExpValidator* hexValidator = new QRegExpValidator(QRegExp("[0-9A-Fa-f]{1,2}"),hexEdit);
hexEdit->setValidator(hexValidator);
QRegExpValidator* binValidator = new QRegExpValidator(QRegExp("[01]{1,8}"),binEdit);
binEdit->setValidator(binValidator);
connect(exitButton,SIGNAL(clicked()),this,SLOT(close()));
connect(decEdit,SIGNAL(textChanged(QString)),this,SLOT(decChanged(QString)));
connect(hexEdit,SIGNAL(textChanged(QString)),this,SLOT(hexChanged(QString)));
connect(binEdit,SIGNAL(textChanged(QString)),this,SLOT(binChanged(QString)));
}
void ByteConverterDialog::decChanged(const QString& newValue)
{
bool ok;
int num = newValue.toInt(&ok);
if(ok)
{
hexEdit->setText(QString::number(num,16));
binEdit->setText(QString::number(num,2));
}
else
{
hexEdit->setText("");
binEdit->setText("");
}
}
void ByteConverterDialog::hexChanged(const QString& newValue)
{
bool ok;
int num = newValue.toInt(&ok);
if(ok)
{
decEdit->setText(QString::number(num));
binEdit->setText(QString::number(num,2));
}
else
{
decEdit->setText("");
binEdit->setText("");
}
}
void ByteConverterDialog::binChanged(const QString& newValue)
{
bool ok;
int num = newValue.toInt(&ok);
if(ok)
{
decEdit->setText(QString::number(num));
hexEdit->setText(QString::number(num,16));
}
else
{
decEdit->setText("");
hexEdit->setText("");
}
}
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#include <QApplication>
#include "ByteConverterDialog.h"
int main(int argc,char *argv[])
{
ByteConverterDialog bc;
bc.setAttribute(Qt::WA_QuitOnClose);
bc.show();
return app.exec();
}
#include <QApplication>
#include "ByteConverterDialog.h"
int main(int argc,char *argv[])
{
QApplication app(argc,argv);
ByteConverterDialog bc;
bc.setAttribute(Qt::WA_QuitOnClose);
bc.show();
return app.exec();
}
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