qgsoptionsdialoghighlightwidget.h

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/***************************************************************************
    qgsoptionsdialoghighlightwidget.h
     -------------------------------
    Date                 : February 2018
    Copyright            : (C) 2018 Denis Rouzaud
    Email                : [email protected]
 ***************************************************************************
 *                                                                         *
 *   This program is free software; you can redistribute it and/or modify  *
 *   it under the terms of the GNU General Public License as published by  *
 *   the Free Software Foundation; either version 2 of the License, or     *
 *   (at your option) any later version.                                   *
 *                                                                         *
 ***************************************************************************/

#ifndef QGSOPTIONSDIALOGHIGHLIGHTWIDGET_H
#define QGSOPTIONSDIALOGHIGHLIGHTWIDGET_H

#include <QObject>
#include <QPointer>
#include <QWidget>

#include "qgis_gui.h"
#include "qgis_sip.h"

class GUI_EXPORT QgsOptionsDialogHighlightWidget : public QObject
{

    Q_OBJECT
  public:

    static QgsOptionsDialogHighlightWidget *createWidget( QWidget *widget ) SIP_FACTORY;

    bool isValid() { return !mWidget.isNull(); }

    bool searchHighlight( const QString &text );

    QWidget *widget() {return mWidget;}


    bool eventFilter( QObject *obj, QEvent *event ) override;


  protected:

    virtual bool searchText( const QString &text ) = 0;

    virtual bool highlightText( const QString &text ) = 0;

    virtual void reset() = 0;

    explicit QgsOptionsDialogHighlightWidget( QWidget *widget = nullptr );

    QPointer< QWidget > mWidget;

  private:
    QString mSearchText = QString();
    bool mChangedStyle = false;
    bool mInstalledFilter = false;
};

#endif // QGSOPTIONSDIALOGHIGHLIGHTWIDGET_H