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40 lines
658 B
C++
40 lines
658 B
C++
#ifndef _MESSAGE_H_
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#define _MESSAGE_H_
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#include "array.h"
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typedef void (*LC_MSG_CALLBACK) (int message, void *data, void *user);
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typedef enum
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{
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LC_MSG_FOCUS_CHANGED,
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// LC_MSG_SELECTION_CHANGED,
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LC_MSG_COUNT
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} LC_MSG_TYPES;
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typedef struct
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{
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LC_MSG_CALLBACK func;
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void *user;
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} LC_MSG_STRUCT;
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class Messenger
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{
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public:
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Messenger ();
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~Messenger ();
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void AddRef ()
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{ m_nRef++; };
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void DecRef ()
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{ m_nRef--; if (m_nRef == 0) delete this; };
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void Dispatch (int message, void *data);
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void Listen (LC_MSG_CALLBACK func, void *user);
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protected:
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int m_nRef;
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PtrArray<LC_MSG_STRUCT> m_Listeners;
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};
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#endif // _MESSAGE_H_
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