CWE-ou-minkata/Sources/Tools/MaxComponent/plResponderCmd.h

/*==LICENSE==*

CyanWorlds.com Engine - MMOG client, server and tools
Copyright (C) 2011  Cyan Worlds, Inc.

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*==LICENSE==*/
#ifndef plResponderCmd_h_inc
#define plResponderCmd_h_inc

#include <vector>
#include <string>
#include "pnKeyedObject/plKey.h"

class ParamBlockDesc2;
class IParamBlock2;
class plMessage;
class plErrorMsg;
class plMaxNode;

class ResponderWaitInfo
{
public:
    const char* responderName;  // For error messages

    plMessage *msg;     // Message created by the responder command
    plKey receiver;     // Key to send the callback message to
    const char *point;  // Marker name to wait on (nil for end)
    int callbackUser;   // Value to set the callback user value to
};

class plResponderCmd
{
public:
    static plResponderCmd *Find(IParamBlock2 *pb);

    virtual ParamBlockDesc2 *GetDesc()=0;

    virtual int NumTypes()=0;
    virtual const char *GetCategory(int idx)=0;
    virtual const char *GetName(int idx)=0;
    virtual const char *GetInstanceName(IParamBlock2 *pb)=0;

    virtual IParamBlock2 *CreatePB(int idx);

    // In case the command needs to set any properties on a node
    virtual void SetupProperties(plMaxNode* node, plErrorMsg* pErrMsg, IParamBlock2* pb) {}
    virtual plMessage *CreateMsg(plMaxNode* node, plErrorMsg* pErrMsg, IParamBlock2* pb)=0;

    typedef std::vector<std::string> WaitPoints;
    // Can other commands wait on you?
    virtual bool IsWaitable(IParamBlock2 *pb) { return false; }
    // The names of the points commands can wait on (or leave empty for only 'end')
    virtual void GetWaitPoints(IParamBlock2 *pb, WaitPoints& waitPoints) {}
    // Take your message and modify it to send a callback to 'receiver', with fUser set to callbackUser
    virtual void CreateWait(plMaxNode* node, plErrorMsg* pErrMsg, IParamBlock2 *pb, ResponderWaitInfo& waitInfo) {}
};

#endif // plResponderCmd_h_inc