123 lines
2.5 KiB
C++
123 lines
2.5 KiB
C++
// Copyright (c) 2011-2016 The Bitcoin Core developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#include "qvalidatedlineedit.h"
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#include "bitcoinaddressvalidator.h"
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#include "guiconstants.h"
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QValidatedLineEdit::QValidatedLineEdit(QWidget *parent) :
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QLineEdit(parent),
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valid(true),
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checkValidator(0)
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{
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connect(this, SIGNAL(textChanged(QString)), this, SLOT(markValid()));
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}
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void QValidatedLineEdit::setValid(bool _valid)
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{
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if(_valid == this->valid)
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{
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return;
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}
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if(_valid)
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{
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setStyleSheet("");
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}
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else
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{
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setStyleSheet(STYLE_INVALID);
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}
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this->valid = _valid;
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}
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void QValidatedLineEdit::focusInEvent(QFocusEvent *evt)
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{
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// Clear invalid flag on focus
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setValid(true);
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QLineEdit::focusInEvent(evt);
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}
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void QValidatedLineEdit::focusOutEvent(QFocusEvent *evt)
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{
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checkValidity();
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QLineEdit::focusOutEvent(evt);
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}
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void QValidatedLineEdit::markValid()
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{
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// As long as a user is typing ensure we display state as valid
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setValid(true);
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}
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void QValidatedLineEdit::clear()
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{
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setValid(true);
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QLineEdit::clear();
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}
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void QValidatedLineEdit::setEnabled(bool enabled)
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{
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if (!enabled)
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{
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// A disabled QValidatedLineEdit should be marked valid
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setValid(true);
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}
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else
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{
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// Recheck validity when QValidatedLineEdit gets enabled
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checkValidity();
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}
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QLineEdit::setEnabled(enabled);
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}
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void QValidatedLineEdit::checkValidity()
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{
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if (text().isEmpty())
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{
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setValid(true);
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}
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else if (hasAcceptableInput())
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{
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setValid(true);
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// Check contents on focus out
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if (checkValidator)
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{
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QString address = text();
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int pos = 0;
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if (checkValidator->validate(address, pos) == QValidator::Acceptable)
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setValid(true);
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else
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setValid(false);
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}
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}
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else
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setValid(false);
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Q_EMIT validationDidChange(this);
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}
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void QValidatedLineEdit::setCheckValidator(const QValidator *v)
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{
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checkValidator = v;
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}
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bool QValidatedLineEdit::isValid()
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{
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// use checkValidator in case the QValidatedLineEdit is disabled
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if (checkValidator)
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{
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QString address = text();
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int pos = 0;
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if (checkValidator->validate(address, pos) == QValidator::Acceptable)
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return true;
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}
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return valid;
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}
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