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#ifndef INDEXWINDOW_H
#define INDEXWINDOW_H

#include <QtCore/QUrl>
#include <QtGui/QWidget>
#include <QtGui/QLineEdit>

QT_BEGIN_NAMESPACE

class QHelpIndexWidget;
class QHelpEngine;
class QModelIndex;

class IndexWindow : public QWidget
{
    Q_OBJECT

public:
    IndexWindow(QHelpEngine *helpEngine, QWidget *parent = 0);
    ~IndexWindow();

    void setSearchLineEditText(const QString &text);
    QString searchLineEditText() const
    {
        return m_searchLineEdit->text();
    }

signals:
    void linkActivated(const QUrl &link);
    void linksActivated(const QMap<QString, QUrl> &links,
        const QString &keyword);
    void escapePressed();

private slots:
    void filterIndices(const QString &filter);
    void enableSearchLineEdit();
    void disableSearchLineEdit();

private:
    bool eventFilter(QObject *obj, QEvent *e);
    void focusInEvent(QFocusEvent *e);
    void open(QHelpIndexWidget *indexWidget, const QModelIndex &index);

    QLineEdit *m_searchLineEdit;
    QHelpIndexWidget *m_indexWidget;
    QHelpEngine *m_helpEngine;
};

QT_END_NAMESPACE

#endif // INDEXWINDOW_H
