C / C++ / MFC

//declare the binary in header file like<br />
//#define A "0000000"<br />
//#define B "0000001"<br />
void CMyPsmDlg::OnButtonEncode() <br />
{<br />
char bu;<br />
FILE *InFile,*Binary;<br />
InFile=fopen(SourceFileName,"r"); //SourceFileName is a CString object<br />
Binary1=fopen("Binary1.txt","w");<br />
while(true)<br />
{<br />
 bu=fgetc(InFile);<br />
  if(feof(InFile))<br />
  break;<br />
  if ((bu=='%'))<br />
  fprintf(Binary1,PERCENT);<br />
else if (bu==' ')<br />
     fprintf(Binary1,SPACE);<br />
else if ((bu=='1'))<br />
    fprintf(Binary1,N1);<br />
else if ((bu=='2'))<br />
     fprintf(Binary1,N2);<br />
//change every character in the source file to binary and print it <br />
//at Binary1.txt<br />
fclose(Infile);<br />
 fclose(Binary);<br />
}<br />
<br />
FILE *Carrier, *Binary1,*LastOutput1;<br />
Carrier=fopen(CarrierFileName,"r");<br />
Binary1=fopen("Binary1.txt","r");<br />
LastOutput1=fopen("OutputFileName.txt","w");<br />
char BinaryBuffer,CarrierBuffer;<br />
//<br />
while (true)<br />
{<br />
CarrierBuffer=fgetc(Carrier);<br />
if(feof(Carrier))<br />
break;<br />
else  if (CarrierBuffer=='A')<br />
    fprintf(LastOutput1,"A");<br />
else if (CarrierBuffer=='B')<br />
    fprintf(LastOutput1,"B");<br />
else if (CarrierBuffer=='C')<br />
    fprintf(LastOutput1,"C");<br />
//until all characters in keyboard<br />
else if (CarrierBuffer==' ')<br />
	{<br />
		BinaryBuffer=fgetc(Binary1);<br />
		if(feof(Binary1))<br />
		fprintf(LastOutput1," ");<br />
		else if (BinaryBuffer=='1')<br />
		   fprintf(LastOutput1,"   ");//double space<br />
			else if (BinaryBuffer=='0')<br />
		   fprintf(LastOutput1," ");<br />
	}<br />
	<br />
}<br />
<br />
}<br />
void CMyPsmDlg::OnButtonDecode()<br />
{<br />
char BinaryBuffer2[8],SpaceBinBuff;<br />
FILE *Binary2,*LastOutputDecode,*LastOutputEncode;<br />
Binary2=fopen("Binary2.txt","w");<br />
LastOutputEncode=fopen("OutputFileName.txt","r");<br />
while (true)<br />
{<br />
SpaceBinBuff=fgetc(LastOutputEncode);<br />
if (feof(LastOutputEncode))<br />
  break;<br />
if (SpaceBinBuff==' ' && fgetc(LastOutputEncode) == ' ')<br />
	{	<br />
fprintf(Binary2,"1");<br />
	}<br />
else if (SpaceBinBuff==' ')<br />
	{<br />
	fprintf(Binary2,"0");<br />
	}<br />
}<br />
fclose(Binary2);<br />
fclose(LastOutputEncode);<br />
FILE *Binary2;<br />
Binary2=fopen("Binary2.txt","r");<br />
 LastOutputDecode=fopen( "AfterDecode.txt","w");<br />
while(true)<br />
{   <br />
  fgets(BinaryBuffer2,8,Binary3);<br />
  if(feof(Binary3))<br />
    break;<br />
<br />
  if (strcmp(BinaryBuffer2,A)==0)<br />
    fprintf(LastOutputDecode,"A");<br />
<br />
else if (strcmp(BinaryBuffer2,B)==0)<br />
    fprintf(LastOutputDecode,"B");<br />
<br />
else if (strcmp(BinaryBuffer2,C)==0)<br />
    fprintf(LastOutputDecode,"C");<br />
//until all char in keyboard<br />
fclose(LastOutputDecode);<br />
 fclose(Binary3);<br />
<br />
} 

CEdit* pEdit=(CEdit*)GetDlgItem(IDC_EDIT1);<br />
CString strTeks;<br />
pEdit->GetWindowText(strTeks);<br />
<br />
int  nLineCount = pEdit->GetLineCount();<br />
 CString  strLine;<br />
   for (i=0;i < nLineCount;i++)<br />
   {<br />
      int len = pEdit->LineLength(pEdit->LineIndex(i));<br />
      pEdit->GetLine(i, strTeks.GetBuffer(len), len);<br />
     strTeks.ReleaseBuffer(len);<br />
     strLine.Format(TEXT("line %d: '%s'\n"), i, strTeks);<br />
}