qgsstyleitemslistwidget.h

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/***************************************************************************
 qgsstyleitemslistwidget.h
 -------------------------
 begin                : June 2019
 copyright            : (C) 2019 by Nyall Dawson
 email                : nyall dot dawson at gmail.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 QGSSTYLEITEMSLISTWIDGET_H
#define QGSSTYLEITEMSLISTWIDGET_H

#include "ui_qgsstyleitemslistwidgetbase.h"

#include "qgsstylemodel.h"
#include <QWidget>
#include "qgis_gui.h"

class QgsStyle;
class QMenu;


#ifndef SIP_RUN
class QgsReadOnlyStyleModel : public QgsStyleProxyModel
{
    Q_OBJECT
  public:

    explicit QgsReadOnlyStyleModel( QgsStyleModel *sourceModel, QObject *parent = nullptr );
    explicit QgsReadOnlyStyleModel( QgsStyle *style, QObject *parent = nullptr );
    Qt::ItemFlags flags( const QModelIndex &index ) const override;
    QVariant data( const QModelIndex &index, int role ) const override;

};
#endif

class GUI_EXPORT QgsStyleItemsListWidget : public QWidget, private Ui::QgsStyleItemsListWidgetBase
{
    Q_OBJECT

  public:

    QgsStyleItemsListWidget( QWidget *parent SIP_TRANSFERTHIS );

    void setStyle( QgsStyle *style );

    void setEntityType( QgsStyle::StyleEntity type );

    void setEntityTypes( const QList<QgsStyle::StyleEntity> &filters ) SIP_SKIP;

    void setSymbolType( QgsSymbol::SymbolType type );

    void setLayerType( QgsWkbTypes::GeometryType type );

    QString currentTagFilter() const;

#ifndef SIP_RUN

    QMenu *advancedMenu();

    void setAdvancedMenu( QMenu *menu );

    void showAdvancedButton( bool enabled );
#endif

    QString currentItemName() const;

    QgsStyle::StyleEntity currentEntityType() const;

  protected:

    void showEvent( QShowEvent *event ) override;

  signals:

    void selectionChanged( const QString &name, QgsStyle::StyleEntity type );

    void saveEntity();

  private slots:
    void groupsCombo_currentIndexChanged( int index );
    void updateModelFilters();
    void onSelectionChanged( const QModelIndex &index );
    void populateGroups();
    void openStyleManager();

  private:
    QgsStyle *mStyle = nullptr;
    QgsStyleProxyModel *mModel = nullptr;
    bool mUpdatingGroups = false;
};

#endif //QGSSTYLEITEMSLISTWIDGET_H