#ifndef QWEBSTYLEEDIT_H
#define QWEBSTYLEEDIT_H

#include <QLineEdit>
#include <QColor>

class QWebStyleEdit : public QLineEdit
{
    Q_OBJECT
    Q_PROPERTY(QString grayedText READ grayedText WRITE setGrayedText)

    QString m_grText;
    QColor base,alternate;
    QColor fgtext,bgtext;
    bool modified;

    void setBackgroundColor(QColor);
    void setForegroundColor(QColor);
    void setItalic(bool);

public:
    QWebStyleEdit(QWidget * parent = 0, QString grText = QString());

    void setGrayedText(const QString &);
    QString grayedText() const;

    void setText(const QString &);
    QString text () const;
protected:
    void focusInEvent(QFocusEvent *);
    void focusOutEvent(QFocusEvent *e);
};

#endif // QWEBSTYLEEDIT_H

#include "qwebstyleedit.h"
#include <QPalette>

QWebStyleEdit::QWebStyleEdit(QWidget * parent,QString grText):QLineEdit(parent)
{
    setGrayedText(grText);
    base = palette().color(QPalette::Base);
    alternate = palette().color(QPalette::AlternateBase);
    fgtext = palette().color(QPalette::Text);
    bgtext = palette().color(QPalette::Midlight);
    setBackgroundColor(alternate);
    setForegroundColor(bgtext);
    setItalic(true);
    modified = false;
}

void QWebStyleEdit::setGrayedText(const QString &grText)
{
    m_grText=grText;
    if(QLineEdit::text().isEmpty())
        QLineEdit::setText(m_grText);
}

QString QWebStyleEdit::grayedText() const
{
    return m_grText;
}

void QWebStyleEdit::focusInEvent(QFocusEvent *e)
{
    QLineEdit::focusInEvent(e);
    setBackgroundColor(base);
    setForegroundColor(fgtext);
    if(!modified)
        QLineEdit::setText("");
    setItalic(false);
}

void QWebStyleEdit::focusOutEvent(QFocusEvent *e)
{
    QLineEdit::focusOutEvent(e);
    setBackgroundColor(alternate);
    setForegroundColor(bgtext);
    if(QLineEdit::text().isEmpty()){
        QLineEdit::setText(m_grText);
        modified = false;
        setItalic(true);
    } else {
        modified = true;
    }
}

void QWebStyleEdit::setBackgroundColor(QColor color)
{
    QPalette p = palette();
    p.setColor(QPalette::Base, color);
    setPalette(p);
}

void QWebStyleEdit::setForegroundColor(QColor color)
{
    QPalette p = palette();
    p.setColor(QPalette::Text, color);
    setPalette(p);
}

void QWebStyleEdit::setText(const QString &text)
{
    QLineEdit::setText(text);
    if(text.isEmpty())
        modified = false;
    else
        modified = true;
}

QString QWebStyleEdit::text() const
{
    if(modified)
        return QLineEdit::text();
    else
        return QString("");
}

void QWebStyleEdit::setItalic(bool it)
{
    QFont fnt(font());
    fnt.setItalic(it);
    setFont(fnt);
}