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 /* This file is part of the KDE project
  * Copyright (C) 2006-2007 Thomas Zander <zander@kde.org>
  *
  * This library is free software; you can redistribute it and/or
  * modify it under the terms of the GNU Library General Public
  * License as published by the Free Software Foundation; either
  * version 2 of the License, or (at your option) any later version.
  *
  * This library is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  * Library General Public License for more details.
  *
  * You should have received a copy of the GNU Library General Public License
  * along with this library; see the file COPYING.LIB.  If not, write to
  * the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  * Boston, MA 02110-1301, USA.
  */
 
 #ifndef KOSHAPECONFIGWIDGETBASE_H
 #define KOSHAPECONFIGWIDGETBASE_H
 
 #include "KoCanvasResourceManager.h"
 
 #include <QWidget>
 
 #include "flake_export.h"
 
 class KoShape;
 class KUndo2Command;
 class KoUnit;
 
 /**
  * Base widget for shape-configuration panels.
  * This is an interface type class used by classes that intend to provide
  * a GUI for configuring newly created shapes as created by a KoShapeFactoryBase.
  *
  * Every time after a shape is created the KoShapeFactoryBase for that shape-type
  * will be queried for all the config widgets; both factory specific as well as
  * those set by the hosting application.
  * A dialog will be shown with all those panels, each extending this class.
  * The framework will then call open() to populate the widget with data from
  * the param shape.  After the user ok-ed the dialog the save() will be called
  * to allow the widget to apply all settings from the widget to the shape.
  */
 class FLAKE_EXPORT KoShapeConfigWidgetBase : public QWidget
 {
     Q_OBJECT
 public:
     /**
      * Default constructor
      */
     KoShapeConfigWidgetBase();
     ~KoShapeConfigWidgetBase() override;
 
     /**
      * Open the argument shape by interpreting the data and setting that data on this
      * widget.
      * @param shape the shape that is to be queried for the data this widget can edit.
      */
     virtual void open(KoShape *shape) = 0;
     /**
      * Save the data  of this widget to the shape passed to open earlier to
      * apply any user changed options.
      * Called by the tool that created the shape.
      */
     virtual void save() = 0;
 
     /**
      * Overwrite this method to set the application unit type and update all unit-widgets
      * in this panel.
      * Called by the tool that created the shape using KoCavasBase::unit()
      * @param unit the new unit to show data in.
      */
     virtual void setUnit(const KoUnit &unit);
 
     /// called to set the canvas resource manager of the canvas the user used to insert the new shape.
     void setResourceManager(KoCanvasResourceManager *rm);
 
     /// Return true if the shape config panel should be shown after the shape is created
     virtual bool showOnShapeCreate();
 
     /// Return true if the shape config panel should be shown when the shape is selected
     virtual bool showOnShapeSelect();
 
     /// Creates a command which applies all changes to the opened shape
     virtual KUndo2Command * createCommand();
 
 Q_SIGNALS:
     /// is emitted after one of the config options has changed
     void propertyChanged();
 
     /// is emitted when the dialog should be accepted ie a file double clicked in a filebrowser
     void accept();
 
 protected:
     KoCanvasResourceManager *m_resourceManager; ///< the resource provider with data for this canvas
 };
 
 #endif