qgscustomlayerorderwidget.h

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/***************************************************************************
  qgscustomlayerorderwidget.h
  --------------------------------------
  Date                 : May 2014
  Copyright            : (C) 2014 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 QGSCUSTOMLAYERORDERWIDGET_H
#define QGSCUSTOMLAYERORDERWIDGET_H
 
#include <QWidget>
#include "qgis.h"
#include <QAbstractListModel>
#include "qgis_gui.h"
 
class CustomLayerOrderModel;
class QgsLayerTreeMapCanvasBridge;
class QgsLayerTreeNode;
class QgsMapLayer;
 
class QCheckBox;
class QListView;
 
class GUI_EXPORT QgsCustomLayerOrderWidget : public QWidget
{
    Q_OBJECT
  public:
 
    explicit QgsCustomLayerOrderWidget( QgsLayerTreeMapCanvasBridge *bridge, QWidget *parent SIP_TRANSFERTHIS = nullptr );
 
  signals:
 
  private slots:
    void bridgeHasCustomLayerOrderChanged( bool state );
    void bridgeCustomLayerOrderChanged();
    void nodeVisibilityChanged( QgsLayerTreeNode *node );
 
    void modelUpdated();
 
  private:
    QgsLayerTreeMapCanvasBridge *mBridge = nullptr;
 
    QCheckBox *mChkOverride = nullptr;
    CustomLayerOrderModel *mModel = nullptr;
    QListView *mView = nullptr;
};
 
 
#ifndef SIP_RUN
class CustomLayerOrderModel : public QAbstractListModel
{
    Q_OBJECT
 
  public:
    CustomLayerOrderModel( QgsLayerTreeMapCanvasBridge *bridge, QObject *parent = nullptr );
 
    int rowCount( const QModelIndex & ) const override;
 
    QVariant data( const QModelIndex &index, int role ) const override;
 
    bool setData( const QModelIndex &index, const QVariant &value, int role ) override;
 
    Qt::ItemFlags flags( const QModelIndex &index ) const override;
 
    Qt::DropActions supportedDropActions() const override;
 
    QStringList mimeTypes() const override;
 
    QMimeData *mimeData( const QModelIndexList &indexes ) const override;
 
    bool dropMimeData( const QMimeData *data, Qt::DropAction action, int row, int column, const QModelIndex &parent ) override;
 
    bool removeRows( int row, int count, const QModelIndex &parent ) override;
 
    void refreshModel( const QList<QgsMapLayer *> &order );
 
    QStringList order() const { return mOrder; }
 
    void updateLayerVisibility( const QString &layerId );
 
  protected:
    QgsLayerTreeMapCanvasBridge *mBridge = nullptr;
    QStringList mOrder;
};
#endif
 
#endif // QGSCUSTOMLAYERORDERWIDGET_H