MEUserCmdManager.hh

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/*
 * Copyright (C) 2016 Open Source Robotics Foundation
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
*/

#ifndef GAZEBO_GUI_MODEL_MEUSERCMDMANAGER_HH_
#define GAZEBO_GUI_MODEL_MEUSERCMDMANAGER_HH_

#include <memory>
#include <string>
#include <utility>
#include <vector>
#include <sdf/sdf.hh>

#include "gazebo/gui/qt.h"
#include "gazebo/gui/UserCmdHistory.hh"
#include "gazebo/gui/model/ModelEditorTypes.hh"

#include "gazebo/util/system.hh"

namespace gazebo
{
  namespace gui
  {
    class UserCmdHistory;

    // Forward declare private data.
    class MEUserCmdPrivate;
    class MEUserCmdManagerPrivate;

    class GZ_GUI_VISIBLE MEUserCmd
    {
      public: enum CmdType
      {
        INSERTING_LINK = 0,

        DELETING_LINK = 1,

        INSERTING_NESTED_MODEL = 2,

        DELETING_NESTED_MODEL = 3,

        INSERTING_JOINT = 4,

        DELETING_JOINT = 5
      };

      public: MEUserCmd(const unsigned int _id, const std::string &_description,
          MEUserCmd::CmdType _type);

      public: virtual ~MEUserCmd();

      public: virtual void Undo();

      public: virtual void Redo();

      public: unsigned int Id() const;

      public: std::string Description() const;

      public: void SetSDF(sdf::ElementPtr _sdf);

      public: void SetScopedName(const std::string &_name);

      public: void SetJointId(const std::string &_id);

      protected: std::unique_ptr<MEUserCmdPrivate> dataPtr;
    };

    class GZ_GUI_VISIBLE MEUserCmdManager : public UserCmdHistory
    {
      Q_OBJECT

      public: MEUserCmdManager();

      public: virtual ~MEUserCmdManager();

      public: void Reset();

      public: MEUserCmdPtr NewCmd(const std::string &_description,
          const MEUserCmd::CmdType _type);

      private slots: void OnUndoCommand(QAction *_action);

      private slots: void OnRedoCommand(QAction *_action);

      private: virtual bool HasUndo() const;

      private: virtual bool HasRedo() const;

      private: virtual std::vector<std::pair<unsigned int, std::string>>
          Cmds(const bool _undo) const;

      private: std::unique_ptr<MEUserCmdManagerPrivate> dataPtr;
    };
  }
}
#endif