00001 /*========================================================================= 00002 00003 Program: Visualization Toolkit 00004 Module: $RCSfile: vtkCallbackCommand.h,v $ 00005 Language: C++ 00006 00007 Copyright (c) 1993-2001 Ken Martin, Will Schroeder, Bill Lorensen 00008 All rights reserved. 00009 00010 Redistribution and use in source and binary forms, with or without 00011 modification, are permitted provided that the following conditions are met: 00012 00013 * Redistributions of source code must retain the above copyright notice, 00014 this list of conditions and the following disclaimer. 00015 00016 * Redistributions in binary form must reproduce the above copyright notice, 00017 this list of conditions and the following disclaimer in the documentation 00018 and/or other materials provided with the distribution. 00019 00020 * Neither name of Ken Martin, Will Schroeder, or Bill Lorensen nor the names 00021 of any contributors may be used to endorse or promote products derived 00022 from this software without specific prior written permission. 00023 00024 * Modified source versions must be plainly marked as such, and must not be 00025 misrepresented as being the original software. 00026 00027 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS'' 00028 AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 00029 IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 00030 ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR 00031 ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 00032 DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 00033 SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER 00034 CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 00035 OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 00036 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 00037 00038 =========================================================================*/ 00046 #ifndef __vtkCallbackCommand_h 00047 #define __vtkCallbackCommand_h 00048 00049 #include "vtkCommand.h" 00050 00051 // a good command to use for generic function callbacks 00052 // the function should have the format 00053 // void func(vtkObject *,void *clientdata, void *calldata) 00054 class VTK_COMMON_EXPORT vtkCallbackCommand : public vtkCommand 00055 { 00056 public: 00057 static vtkCallbackCommand *New() 00058 {return new vtkCallbackCommand;}; 00059 00060 void SetClientData(void *cd) 00061 {this->ClientData = cd;}; 00062 void SetCallback(void (*f)(vtkObject *, unsigned long, void *, void *)) 00063 {this->Callback = f;}; 00064 void SetClientDataDeleteCallback(void (*f)(void *)) 00065 {this->ClientDataDeleteCallback = f;}; 00066 00067 void Execute(vtkObject *caller, unsigned long event, void *callData); 00068 00069 void *ClientData; 00070 void (*Callback)(vtkObject *, unsigned long, void *, void *); 00071 void (*ClientDataDeleteCallback)(void *); 00072 protected: 00073 vtkCallbackCommand(); 00074 ~vtkCallbackCommand(); 00075 }; 00076 00077 00078 00079 #endif /* __vtkCallbackCommand_h */ 00080