qgsactionmenu.h

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/***************************************************************************
    qgsactionmenu.h
     --------------------------------------
    Date                 : 11.8.2014
    Copyright            : (C) 2014 Matthias Kuhn
    Email                : matthias at opengis dot ch
 ***************************************************************************
 *                                                                         *
 *   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 QGSACTIONMENU_H
#define QGSACTIONMENU_H
 
#include <QMenu>
#include "qgis_sip.h"
 
#include "qgsfeature.h"
#include "qgsattributeeditorcontext.h"
#include "qgsaction.h"
#include "qgis_gui.h"
 
class QgsMapLayer;
class QgsMapLayerAction;
class QgsVectorLayer;
class QgsActionManager;
class QgsMapLayerActionContextGenerator;
 
class GUI_EXPORT QgsActionMenu : public QMenu
{
    Q_OBJECT
 
  public:
 
    struct GUI_EXPORT ActionData
    {
 
      ActionData() = default;
      ActionData( const QgsAction &action, QgsFeatureId featureId, QgsMapLayer *mapLayer );
      ActionData( QgsMapLayerAction *action, QgsFeatureId featureId, QgsMapLayer *mapLayer );
 
      Qgis::ActionType actionType = Qgis::ActionType::Invalid;
      QVariant actionData;
      QgsFeatureId featureId = 0;
      QgsMapLayer *mapLayer = nullptr;
    };
 
    explicit QgsActionMenu( QgsVectorLayer *layer, const QgsFeature &feature, const QString &actionScope, QWidget *parent SIP_TRANSFERTHIS = nullptr );
 
    explicit QgsActionMenu( QgsVectorLayer *layer, QgsFeatureId fid, const QString &actionScope, QWidget *parent SIP_TRANSFERTHIS = nullptr );
 
    void setActionContextGenerator( QgsMapLayerActionContextGenerator *generator );
 
    void setFeature( const QgsFeature &feature );
 
    void setMode( QgsAttributeEditorContext::Mode mode );
 
    void setExpressionContextScope( const QgsExpressionContextScope &scope );
 
    QgsExpressionContextScope expressionContextScope() const;
 
    QList<QgsAction> menuActions();
 
    bool isEmpty() const;
 
  signals:
 
    void reinit();
 
  private slots:
    void triggerAction();
    void reloadActions();
    void layerWillBeDeleted();
 
  private:
    void init();
    QgsFeature feature();
 
    QgsVectorLayer *mLayer = nullptr;
    int mVisibleActionCount = 0;
    QList<QgsAction> mActions;
    QgsFeature mFeature;
    QgsFeatureId mFeatureId;
    QString mActionScope;
    QgsExpressionContextScope mExpressionContextScope;
    QgsAttributeEditorContext::Mode mMode = QgsAttributeEditorContext::SingleEditMode;
 
    QgsMapLayerActionContextGenerator *mContextGenerator = nullptr;
};
 
 
Q_DECLARE_METATYPE( QgsActionMenu::ActionData )
 
#endif // QGSACTIONMENU_H