qgsexternalresourcewidgetwrapper.h

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/***************************************************************************
    qgsexternalresourcewidgetwrapper.h
     --------------------------------------
 begin                : 16.12.2015
 copyright            : (C) 2015 by 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 QGSEXTERNALRESOURCEWIDGETWRAPPER_H
#define QGSEXTERNALRESOURCEWIDGETWRAPPER_H
 
class QgsExternalResourceWidget;
 
class QLabel;
class QLineEdit;
 
#include "qgis_gui.h"
#include "qgsattributeform.h"
#include "qgseditorwidgetwrapper.h"
 
SIP_NO_FILE
 


class GUI_EXPORT QgsExternalResourceWidgetWrapper : public QgsEditorWidgetWrapper
{
    Q_OBJECT
  public:
    explicit QgsExternalResourceWidgetWrapper( QgsVectorLayer *layer, int fieldIdx, QWidget *editor = nullptr, QgsMessageBar *messageBar = nullptr, QWidget *parent = nullptr );
 
    // QgsEditorWidgetWrapper interface
  public:
    QVariant value() const override;
    void showIndeterminateState() override;
 
  protected:
    QWidget *createWidget( QWidget *parent ) override;
    void initWidget( QWidget *editor ) override;
    bool valid() const override;

    void updateFileWidgetExpressionContext();
 
  public slots:
    void setFeature( const QgsFeature &feature ) override;
    void setEnabled( bool enabled ) override;

    void widgetValueChanged( const QString &attribute, const QVariant &newValue, bool attributeChanged );
 
 
  private:
    void updateValues( const QVariant &value, const QVariantList & = QVariantList() ) override;
    void updateConstraintWidgetStatus() override;
    void updateProperties( const QgsFeature &feature );
 
    QLineEdit *mLineEdit = nullptr;
    QLabel *mLabel = nullptr;
    QgsAttributeForm *mForm = nullptr;
    QgsExternalResourceWidget *mQgsWidget = nullptr;
    QgsMessageBar *mMessageBar = nullptr;
 
    friend class TestQgsExternalResourceWidgetWrapper;
};
 
#endif // QGSEXTERNALRESOURCEWIDGETWRAPPER_H