M21/user/ManageMessage.c

/****************************************
消息管理1.发送；2接收；3.存储;4.读取；
****************************************/
#include "includes.h" 

SUT_MESAGE_LIST g_sutMesageList;

/*****************************************************************
MESAGESysReadIndex
从这里读取短信
******************************************************************/
void MESAGESysReadIndex(void)
{
	u8 *pBuf;
	pBuf=(u8 *)&g_sutMesageList;
	sFlash_Read(pBuf,MESAGE_DATA_ADDR,sizeof(SUT_MESAGE_LIST));
}

/******************************************************************
MESAGESysSaveIndex
*******************************************************************/
void MESAGESysSaveIndex(void)
{
	u8 *pBuf;
	pBuf=(u8 *)&g_sutMesageList;
	sFlash_Write(pBuf,MESAGE_DATA_ADDR,sizeof(SUT_MESAGE_LIST));
}

/***************************************************************
先暂且他不会损坏
****************************************************************/


/****************************************************************
获取短信实际长度
*****************************************************************/
int GetMessageLen(int MessageIndex)
{
	int len;
	if(MessageIndex<0)return 0;
	len=g_sutMesageList.MESAGEInfo[MessageIndex].MESAGELen;  
	if(len<0 || len>(MESAGE_DATA_ADDR_END-MESAGE_DATA_ADDR))return 0;
	else return len;
}

/*****************************************************************
读取短信
**********************************************************************/
int ReadMessageData(int MessageIndex,u32 startAddr,u32 readLen,unsigned char *pData)
{
	int len;
	u32 addr;
	if(MessageIndex<0)return 0;
	if(MessageIndex>=g_sutMesageList.MESAGECount)return 0;
	if((startAddr+readLen)>g_sutMesageList.MESAGEInfo[MessageIndex].MESAGELen){
		len=g_sutMesageList.MESAGEInfo[MessageIndex].MESAGELen-startAddr;
	}else{
		len=readLen;
	}
	addr=g_sutMesageList.MESAGEInfo[MessageIndex].MESAGEAddr + startAddr;
	sFlash_Read(pData,addr,len);
	return len;
}

#if 1
void MessageEditInit(SUT_MESSAGE_EDIT *p,unsigned short x,unsigned char y,char *def)
{
	p->x=x;
	p->y=y;
	p->len=strlen(def);
	p->ylen=16;
	p->item=0;
}

uint16_t MessageEditShow(SUT_MESSAGE_EDIT *p,char *def)
{
	uint16_t index=0;
	unsigned short x;
	char *temp =def;
  char buf[62];
	char buf1[4];
	uint8_t i;
	uint8_t item,page;
	uint8_t write;
	GuiClearArea(p->x,p->y,p->x+p->xlen,p->y+p->ylen); 
	memset(p->buffer1,0,sizeof(p->buffer1));
	x=LCD_WIDTH-p->x-1;
	p->item=x/8;//最多一行可以显示多少个字节
	page=0;

	item = 0;
	write = 0;
	while(*temp != 0)
	{
		if(*temp > 0x9f)
		{
			if(p->item-item >=2)
			{
				memcpy(&p->buffer1[0]+item, temp, 2);
				item += 2;
				temp += 2;
			}else
				write = 1;
		}
		else
		{
			if(p->item-item >= 1)
			{
				p->buffer1[item] = *temp;
				item ++;
				temp ++;
			}
			else
				write=1;
		}
		if(write)
		{
			write=0;
			p->buffer1[item]=0;
			GuiShowStr(p->x,p->y+page++*16,p->buffer1,0x01);
			index += item;
			item=0;
			
			if(page>=5) return index;
		}
	}
	p->buffer1[item]=0;
	GuiShowStr(p->x,p->y+page++*16,p->buffer1,0x01);
	return 0;
}
#else
void MessageEditInit(SUT_MESSAGE_EDIT *p,unsigned short x,unsigned char y,char *def)
{
	p->x=x;
	p->y=y;
	strncpy(p->buffer,def,NUM_EDIT_BUFFER_LEN_MAX);
	p->len=strlen(p->buffer);
	p->xlen=p->len*8;
	p->ylen=16;
	p->item=0;
}

void MessageEditShow(SUT_MESSAGE_EDIT *p,char *def)
{
	unsigned short x,w,j=0;
	char *temp =def;
	char buf[3];
	GuiClearArea(p->x,p->y,p->x+p->xlen,p->y+p->ylen); 
	x=p->item*8;
	p->len=strlen(def);//多此一举
	snprintf(buf, sizeof(buf),"%d",p->len);
	SlwTrace(INF,buf);
	memset(p->buffer1,0,sizeof(p->buffer1));
	IWDG_ReloadCounter();
//	if(((int)p->len)<100&&(g_ucMessageFlag==0)){
	while(j<(int)(p->len)/18+1){
	strncpy(p->buffer1,temp+j*18,18);//0-17//p->buffer
	p->buffer[18]=0;
	GuiShowStr(p->x,p->y+j*16,p->buffer1,0x01);
	if((j)*18>p->len)break;
	j++;
	}
}
#endif