# Visualization Library

A lightweight C++ OpenGL middleware for 2D/3D graphics

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# D:/VL/BuildSystem/VL_DISTRO/Visualization_Library_SDK/src/vlGraphics/UIEventListener.hpp

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    00001 /**************************************************************************************/
    00002 /*                                                                                    */
    00003 /*  Visualization Library                                                             */
    00004 /*  http://www.visualizationlibrary.com                                               */
    00005 /*                                                                                    */
    00006 /*  Copyright (c) 2005-2010, Michele Bosi                                             */
    00007 /*  All rights reserved.                                                              */
    00008 /*                                                                                    */
    00009 /*  Redistribution and use in source and binary forms, with or without modification,  */
    00010 /*  are permitted provided that the following conditions are met:                     */
    00011 /*                                                                                    */
    00012 /*  - Redistributions of source code must retain the above copyright notice, this     */
    00013 /*  list of conditions and the following disclaimer.                                  */
    00014 /*                                                                                    */
    00015 /*  - Redistributions in binary form must reproduce the above copyright notice, this  */
    00016 /*  list of conditions and the following disclaimer in the documentation and/or       */
    00017 /*  other materials provided with the distribution.                                   */
    00018 /*                                                                                    */
    00019 /*  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND   */
    00020 /*  ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED     */
    00021 /*  WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE            */
    00022 /*  DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR  */
    00023 /*  ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES    */
    00024 /*  (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;      */
    00025 /*  LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON    */
    00026 /*  ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT           */
    00027 /*  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS     */
    00028 /*  SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.                      */
    00029 /*                                                                                    */
    00030 /**************************************************************************************/
    00031
    00032 #ifndef EventListener_INCLUDE_ONCE
    00033 #define EventListener_INCLUDE_ONCE
    00034
    00035 #include <vlGraphics/link_config.hpp>
    00036 #include <vlCore/String.hpp>
    00037
    00038 namespace vl
    00039 {
    00040   class OpenGLContext;
    00041   //-----------------------------------------------------------------------------
    00042   // UIEventListener
    00043   //-----------------------------------------------------------------------------
    00055   class VLGRAPHICS_EXPORT UIEventListener: public Object
    00056   {
    00057   friend class OpenGLContext;
    00058   public:
    00059     virtual const char* className() { return "vl::UIEventListener"; }
    00060
    00062     UIEventListener(): mOpenGLContext(NULL), mEnabled(true)
    00063     {
    00064       VL_DEBUG_SET_OBJECT_NAME()
    00065     }
    00066
    00068     virtual void initEvent() = 0;
    00069
    00071     virtual void destroyEvent() = 0;
    00072
    00075     virtual void updateEvent() = 0;
    00076
    00078     virtual void enableEvent(bool enabled) = 0;
    00079
    00081     virtual void addedListenerEvent(OpenGLContext*) = 0;
    00082
    00084     virtual void removedListenerEvent(OpenGLContext*) = 0;
    00085
    00087     virtual void mouseMoveEvent(int x, int y) = 0;
    00088
    00090     virtual void mouseUpEvent(EMouseButton button, int x, int y) = 0;
    00091
    00093     virtual void mouseDownEvent(EMouseButton button, int x, int y) = 0;
    00094
    00096     virtual void mouseWheelEvent(int n) = 0;
    00097
    00099     virtual void keyPressEvent(unsigned short unicode_ch, EKey key) = 0;
    00100
    00102     virtual void keyReleaseEvent(unsigned short unicode_ch, EKey key) = 0;
    00103
    00105     virtual void resizeEvent(int x, int y) = 0;
    00106
    00108     virtual void fileDroppedEvent(const std::vector<String>& files) = 0;
    00109
    00111     virtual void visibilityEvent(bool visible) = 0;
    00112
    00115     virtual void setEnabled(bool enabled) { if (mEnabled != enabled) { mEnabled = enabled; enableEvent(enabled); } }
    00116
    00118     bool isEnabled() const { return mEnabled; }
    00119
    00121     OpenGLContext* openglContext();
    00122
    00124     const OpenGLContext* openglContext() const;
    00125
    00126   private:
    00127     OpenGLContext* mOpenGLContext;
    00128     bool mEnabled;
    00129   };
    00130 }
    00131
    00132 #endif

Visualization Library v2011.05.1142 Reference Documentation
Copyright 2005-2011 Michele Bosi. All rights reserved.
Updated on Thu May 26 2011 22:51:25.
Permission is granted to use this page to write and publish articles regarding Visualization Library.