text: /*
   * Copyright (c) 2009, Willow Garage, Inc.
   * Copyright (c) 2017, Open Source Robotics Foundation, Inc.
   * All rights reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions are met:
   *
   *     * Redistributions of source code must retain the above copyright
   *       notice, this list of conditions and the following disclaimer.
   *     * Redistributions in binary form must reproduce the above copyright
   *       notice, this list of conditions and the following disclaimer in the
   *       documentation and/or other materials provided with the distribution.
   *     * Neither the name of the Willow Garage, Inc. nor the names of its
   *       contributors may be used to endorse or promote products derived from
   *       this software without specific prior written permission.
   *
   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
   * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
   * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
   * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
   * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
   * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
   * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
   * POSSIBILITY OF SUCH DAMAGE.
   */
  
  #ifndef RVIZ_COMMON__WINDOW_MANAGER_INTERFACE_HPP_
  #define RVIZ_COMMON__WINDOW_MANAGER_INTERFACE_HPP_
  
  #include <Qt>
  
  class QWidget;
  class QString;
  
  namespace rviz_common
  {
  
  class PanelDockWidget;
  
  /// Pure virtual class which represents the interface for adding panels to the main rviz frame.
  /**
   * This class is useful as a way to moc a small part of the VisualizationFrame
   * class while testing without having to moc the whole thing.
   */
  class WindowManagerInterface
  {
  public:
    virtual ~WindowManagerInterface() = default;
  
    /// Return the parent QWidget.
    virtual
    QWidget *
    getParentWindow() = 0;
  
    /// Add a pane to the visualizer.
    /**
     * To remove a pane, delete it.
     * Other operations can also be done directly to the PanelDockWidget:
     * show(), hide(), close(), etc.
     */
    virtual
    PanelDockWidget *
    addPane(
      const QString & name,
      QWidget * pane,
      Qt::DockWidgetArea area = Qt::LeftDockWidgetArea,
      bool floating = true) = 0;
  
    /// Set the message displayed in the status bar.
    virtual
    void
    setStatus(const QString & message) = 0;
  };
  
  }  // namespace rviz_common
  
  #endif  // RVIZ_COMMON__WINDOW_MANAGER_INTERFACE_HPP_
  