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/*
 * Copyright 2008 Benjamin C. Meyer <ben@meyerhome.net>
 * Taken from Arora Browser.
 */

#ifndef SEARCHLINEEDIT_H
#define SEARCHLINEEDIT_H

#include <qlineedit.h>
#include <qabstractbutton.h>
#include <qwidget.h>
#include <qstyleoption.h>

QT_BEGIN_NAMESPACE
class QMenu;
class QLineEdit;
QT_END_NAMESPACE

class SearchButton;
class ClearButton;
class ExLineEdit : public QWidget
{
    Q_OBJECT

public:
    ExLineEdit(QWidget *parent = 0);

    inline QLineEdit *lineEdit() const { return m_lineEdit; }

    void setLeftWidget(QWidget *widget);
    QWidget *leftWidget() const;

    QSize sizeHint() const;

protected:
    void focusInEvent(QFocusEvent *event);
    void focusOutEvent(QFocusEvent *event);
    void keyPressEvent(QKeyEvent *event);
    void paintEvent(QPaintEvent *event);
    void resizeEvent(QResizeEvent *event);
    bool event(QEvent *event);
    void clear();

protected:
    void updateGeometries();
    void initStyleOption(QStyleOptionFrameV2 *option) const;

    QWidget *m_leftWidget;
    QLineEdit *m_lineEdit;
    ClearButton *m_clearButton;
};
/*
    Clear button on the right hand side of the search widget.
    Hidden by default
    "A circle with an X in it"
 */
class ClearButton : public QAbstractButton
{
    Q_OBJECT

public:
    ClearButton(QWidget *parent = 0);
    void paintEvent(QPaintEvent *event);

public slots:
    void textChanged(const QString &text);
};


class SearchLineEdit : public ExLineEdit
{
    Q_OBJECT
    Q_PROPERTY(QString inactiveText READ inactiveText WRITE setInactiveText)

signals:
    void textChanged(const QString &text);

public:
    SearchLineEdit(QWidget *parent = 0);

    QString inactiveText() const;
    void setInactiveText(const QString &text);

    QMenu *menu() const;
    void setMenu(QMenu *menu);

protected:
    void resizeEvent(QResizeEvent *event);
    void paintEvent(QPaintEvent *event);

private:
    void updateGeometries();

    SearchButton *m_searchButton;
    QString m_inactiveText;
};

#endif // SEARCHLINEEDIT_H