|
|
|
#include "bitcoinamountfield.h"
|
|
|
|
#include "qvalidatedlineedit.h"
|
|
|
|
#include "bitcoinunits.h"
|
|
|
|
|
|
|
|
#include <QLabel>
|
|
|
|
#include <QLineEdit>
|
|
|
|
#include <QRegExpValidator>
|
|
|
|
#include <QHBoxLayout>
|
|
|
|
#include <QKeyEvent>
|
|
|
|
|
|
|
|
BitcoinAmountField::BitcoinAmountField(QWidget *parent):
|
|
|
|
QWidget(parent), amount(0), decimals(0)
|
|
|
|
{
|
|
|
|
amount = new QValidatedLineEdit(this);
|
|
|
|
amount->setValidator(new QRegExpValidator(QRegExp("[0-9]*"), this));
|
|
|
|
amount->setAlignment(Qt::AlignRight|Qt::AlignVCenter);
|
|
|
|
amount->installEventFilter(this);
|
|
|
|
amount->setMaximumWidth(100);
|
|
|
|
decimals = new QValidatedLineEdit(this);
|
|
|
|
decimals->setValidator(new QRegExpValidator(QRegExp("[0-9]+"), this));
|
|
|
|
decimals->setMaxLength(8);
|
|
|
|
decimals->setAlignment(Qt::AlignLeft|Qt::AlignVCenter);
|
|
|
|
decimals->setMaximumWidth(75);
|
|
|
|
|
|
|
|
QHBoxLayout *layout = new QHBoxLayout(this);
|
|
|
|
layout->setSpacing(0);
|
|
|
|
layout->addWidget(amount);
|
|
|
|
layout->addWidget(new QLabel(QString(".")));
|
|
|
|
layout->addWidget(decimals);
|
|
|
|
layout->addWidget(new QLabel(QString(" ") + BitcoinUnits::name(BitcoinUnits::BTC)));
|
|
|
|
layout->addStretch(1);
|
|
|
|
layout->setContentsMargins(0,0,0,0);
|
|
|
|
|
|
|
|
setLayout(layout);
|
|
|
|
|
|
|
|
setFocusPolicy(Qt::TabFocus);
|
|
|
|
setFocusProxy(amount);
|
|
|
|
|
|
|
|
// If one if the widgets changes, the combined content changes as well
|
|
|
|
connect(amount, SIGNAL(textChanged(QString)), this, SIGNAL(textChanged()));
|
|
|
|
connect(decimals, SIGNAL(textChanged(QString)), this, SIGNAL(textChanged()));
|
|
|
|
}
|
|
|
|
|
|
|
|
void BitcoinAmountField::setText(const QString &text)
|
|
|
|
{
|
|
|
|
const QStringList parts = text.split(QString("."));
|
|
|
|
if(parts.size() == 2)
|
|
|
|
{
|
|
|
|
amount->setText(parts[0]);
|
|
|
|
decimals->setText(parts[1]);
|
|
|
|
}
|
|
|
|
else
|
|
|
|
{
|
|
|
|
amount->setText(QString());
|
|
|
|
decimals->setText(QString());
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
void BitcoinAmountField::clear()
|
|
|
|
{
|
|
|
|
amount->clear();
|
|
|
|
decimals->clear();
|
|
|
|
}
|
|
|
|
|
|
|
|
bool BitcoinAmountField::validate()
|
|
|
|
{
|
|
|
|
bool valid = true;
|
|
|
|
if(decimals->text().isEmpty())
|
|
|
|
{
|
|
|
|
decimals->setValid(false);
|
|
|
|
valid = false;
|
|
|
|
}
|
|
|
|
if(!BitcoinUnits::parse(BitcoinUnits::BTC, text(), 0))
|
|
|
|
{
|
|
|
|
amount->setValid(false);
|
|
|
|
decimals->setValid(false);
|
|
|
|
valid = false;
|
|
|
|
}
|
|
|
|
|
|
|
|
return valid;
|
|
|
|
}
|
|
|
|
|
|
|
|
QString BitcoinAmountField::text() const
|
|
|
|
{
|
|
|
|
if(decimals->text().isEmpty())
|
|
|
|
{
|
|
|
|
return QString();
|
|
|
|
}
|
|
|
|
return amount->text() + QString(".") + decimals->text();
|
|
|
|
}
|
|
|
|
|
|
|
|
// Intercept '.' and ',' keys, if pressed focus a specified widget
|
|
|
|
bool BitcoinAmountField::eventFilter(QObject *object, QEvent *event)
|
|
|
|
{
|
|
|
|
Q_UNUSED(object);
|
|
|
|
if(event->type() == QEvent::KeyPress)
|
|
|
|
{
|
|
|
|
QKeyEvent *keyEvent = static_cast<QKeyEvent *>(event);
|
|
|
|
if(keyEvent->key() == Qt::Key_Period || keyEvent->key() == Qt::Key_Comma)
|
|
|
|
{
|
|
|
|
decimals->setFocus();
|
|
|
|
decimals->selectAll();
|
|
|
|
}
|
|
|
|
}
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
|
|
|
|
QWidget *BitcoinAmountField::setupTabChain(QWidget *prev)
|
|
|
|
{
|
|
|
|
QWidget::setTabOrder(prev, amount);
|
|
|
|
QWidget::setTabOrder(amount, decimals);
|
|
|
|
return decimals;
|
|
|
|
}
|