/usr/include/qgis/qgslayertreeembeddedwidgetsimpl.h is in libqgis-dev 2.18.17+dfsg-1.
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qgslayertreeembeddedwidgetsimpl.h
--------------------------------------
Date : May 2016
Copyright : (C) 2016 by Martin Dobias
Email : wonder dot sk at gmail dot com
***************************************************************************
* *
* 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 QGSLAYERTREEEMBEDDEDWIDGETSIMPL_H
#define QGSLAYERTREEEMBEDDEDWIDGETSIMPL_H
#include <QWidget>
#include "qgslayertreeembeddedwidgetregistry.h"
class QSlider;
class QTimer;
class QgsMapLayer;
///@cond PRIVATE
/**
* @brief Implementation of simple transparency widget to be used in layer tree view
*
* @note private class - not in QGIS API
*/
class QgsLayerTreeTransparencyWidget : public QWidget
{
Q_OBJECT
public:
QgsLayerTreeTransparencyWidget( QgsMapLayer* layer );
virtual QSize sizeHint() const override;
class Provider : public QgsLayerTreeEmbeddedWidgetProvider
{
public:
virtual QString id() const override;
virtual QString name() const override;
virtual QgsLayerTreeTransparencyWidget* createWidget( QgsMapLayer* layer, int widgetIndex ) override;
virtual bool supportsLayer( QgsMapLayer *layer ) override;
};
public slots:
void sliderValueChanged( int value );
void updateTransparencyFromSlider();
void layerTrChanged();
private:
QgsMapLayer* mLayer;
QSlider* mSlider;
QTimer* mTimer;
};
///@endcond
#endif // QGSLAYERTREEEMBEDDEDWIDGETSIMPL_H
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