ledbuffer.hpp

是一个键盘测试程序

#ifndef _LEDBUFFER_H__
#define _LEDBUFFER_H__

#include "ledtype.h"

#ifdef __cplusplus
extern "C" {
#endif

class LedBuffer {
public:

	LedBuffer() {
		m_count = 0;	
		m_used = 0;
		m_data = NULL; 
	}

	virtual ~LedBuffer();

	void setSize(int capacity);
	int getSize();
	BOOL isEmpty();
	BOOL isFull();
	int getMaxIndex();
	/*
	@return the newly appended string's id
	*/
	size_t GB2312ToUCS2(char* out_buf, size_t buf_len,
					            const char* in_str);
	size_t ToUCS2(char* out_buf, size_t buf_len,
					const char* in_str,
					const char* in_code);
	int AppendUCS2(const unsigned short* str);
	//int add(const char* str);
	BOOL rm_byIndex(int idx);
	/*
	@return 0 , no item removed;
	@return >0 , the count of items removed;
	*/ 
	int  rm_byDate(time_t timebegin,time_t timeend);
	BOOL replaceUCS2(int idx,const unsigned short* str);
	//BOOL replace(int idx, const char* str);
	/*
	  @ 0 return ok
	  @ >0 output buffer too small, the minBuffersize;
	  */
	int textUCS2(unsigned short* buf,int size);
	BOOL setDate(int idx, time_t date);
	void clear();
	int find_bycontentUCS2(const unsigned short* str);
	int getcontentUCS2_byIndex(int idx,unsigned short* buf,int size);
private:
	int m_count;
	int m_used;
	void* m_data;
};

#ifdef __cplusplus
}
#endif

#endif