void Main_OnCommand(HWND hwnd, int id, HWND hwndCtl, UINT codeNotify)
//按钮动作响应函数的代码 ,里边有8行,但是只读了最后一行
{
switch(id)
{
case ID_MIOPEN:
{
FILE *fp;
char buff[65535];
char str[65535];
fp=fopen("c:\\text.txt","r");
if(fp!=NULL)
{
while(!feof(fp))
{
fgets(buff,sizeof(buff),fp);
SetDlgItemText(hwnd,IDC_RICHEDIT,buff);
}
fclose(fp);
}
}
break;
}
}