KeyInterface.hh 5.04 KB
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/*===========================================================================*\
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*                                                                            *
*                              OpenFlipper                                   *
*      Copyright (C) 2001-2010 by Computer Graphics Group, RWTH Aachen       *
*                           www.openflipper.org                              *
*                                                                            *
*--------------------------------------------------------------------------- *
*  This file is part of OpenFlipper.                                         *
*                                                                            *
*  OpenFlipper is free software: you can redistribute it and/or modify       *
*  it under the terms of the GNU Lesser General Public License as            *
*  published by the Free Software Foundation, either version 3 of            *
*  the License, or (at your option) any later version with the               *
*  following exceptions:                                                     *
*                                                                            *
*  If other files instantiate templates or use macros                        *
*  or inline functions from this file, or you compile this file and          *
*  link it with other files to produce an executable, this file does         *
*  not by itself cause the resulting executable to be covered by the         *
*  GNU Lesser General Public License. This exception does not however        *
*  invalidate any other reasons why the executable file might be             *
*  covered by the GNU Lesser General Public License.                         *
*                                                                            *
*  OpenFlipper 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 Lesser General Public License for more details.                       *
*                                                                            *
*  You should have received a copy of the GNU LesserGeneral Public           *
*  License along with OpenFlipper. If not,                                   *
*  see <http://www.gnu.org/licenses/>.                                       *
*                                                                            *
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\*===========================================================================*/

/*===========================================================================*\
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*                                                                            *
*   $Revision$                                                       *
*   $LastChangedBy$                                                *
*   $Date$                     *
*                                                                            *
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\*===========================================================================*/
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//
// C++ Interface: Basic Interface for keyboard events received from the examiner widget
//
// Description: 
//
//
// Author: Jan Moebius <moebius@informatik.rwth-aachen.de>, (C) 2007



#ifndef KEYINTERFACE_HH 
#define KEYINTERFACE_HH 

#include <QtGui>
 
 /** \brief Interface class for plugins which have to react on keyboard  events
  * 
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  * Using this interface you can react on key events. You first have to register
  * a key (or key combination). For each registered key you will receive a keyEvent when
  * the key was pressed and a keyReleaseEvent when the key was released.
  *
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  * See our tutorial \ref ex3 for an example of how to use mouse and keyboard events
  * within a plugin.
  *
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  */ 
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class KeyInterface {
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   signals:
      /**  \brief Register a key-combination for your plugin
       * 
       * To obtain key events from the viewer for a certain key-combination, you have
       * to register that combination first
       *
       * @param _key the key that should be registered
       * @param _modifiers the keyboard modifiers
       * @param _description a short description about the functionality
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       * @param _multiUse can the key additionally be registered by another plugin
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       */
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      virtual void registerKey(int /*_key*/, Qt::KeyboardModifiers /*_modifiers*/, QString /*_description*/, bool /*_multiUse*/ = false) {};
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   public slots :
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      /**  \brief Key Event from Main App
       * 
       * This slot is called if a key event occured in the Viewer 
       * @param _event Keyevent
      */
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      virtual void slotKeyEvent( QKeyEvent* /*_event*/ ) {};
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      /**  \brief Key Release Event from Main App
       * 
       * This slot is called if a key release event occured in the Viewer 
       * @param _event Keyevent
      */
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      virtual void slotKeyReleaseEvent( QKeyEvent* /*_event*/ ) {};
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   public : 
       
      /// Destructor
      virtual ~KeyInterface() {};
      
};

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Q_DECLARE_INTERFACE(KeyInterface,"OpenFlipper.KeyInterface/1.1")
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#endif // KEYINTERFACE_HH