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#include "mandatorylineedit.h"

#include "errorcollector.h"

#include <QPalette>

#include <QDebug>

MandatoryLineEdit::MandatoryLineEdit(const QString &invalidValueText, QWidget *parent)

    : QLineEdit(parent),

      m_badValue(false),

      m_badValueText(invalidValueText)

{

    connect(this, SIGNAL(textChanged(QString)), SLOT(valueChanged(QString)));

}

void MandatoryLineEdit::validate(ErrorCollector *errors)

{

    QPalette pal;

    pal.setColor(QPalette::Text, Qt::red);

    if (text().isEmpty() || m_badValue) {

        setText(m_badValueText);

        setPalette(pal);

        m_badValue = true;

        errors->addMissingFieldError();

    }

}

bool MandatoryLineEdit::hasText() const

{

    return !text().isEmpty() && !m_badValue;

}

void MandatoryLineEdit::valueChanged(const QString &)

{

    setPalette(QPalette());

    m_badValue = false;

}

void MandatoryLineEdit::focusInEvent(QFocusEvent *event)

{

    if (m_badValue)

        clear();

    QLineEdit::focusInEvent(event);

}