C / C++ / MFC

#include <stdio.h>
#include <stdlib.h>
#include <windows.h>

int hexalpha_to_int(int c)
{
  char hexalpha[] = "aAbBcCdDeEfF";
  int i;
  int answer = 0;

  for(i = 0; answer == 0 && hexalpha[i] != '\0'; i++)
  {
    if(hexalpha[i] == c)
    {
      answer = 10 + (i / 2);
    }
  }

  return answer;
}

unsigned int htoi(const char s[])
{
  unsigned int answer = 0;
  int i = 0;
  int valid = 1;
  int hexit;

  if(s[i] == '0')
  {
    ++i;
    if(s[i] == 'x' || s[i] == 'X')
    {
      ++i;
    }
  }

  while(valid && s[i] != '\0')
  {
    answer = answer * 16;
    if(s[i] >= '0' && s[i] <= '9')
    {
      answer = answer + (s[i] - '0');
    }
    else
    {
      hexit = hexalpha_to_int(s[i]);
      if(hexit == 0)
      {
        valid = 0;
      }
      else
      {
        answer = answer + hexit;
      }
    }

    ++i;
  }

  if(!valid)
  {
    answer = 0;
  }

  return answer;
}

int conv(char *hex)
{
  char *endp = NULL;
  unsigned int result;
  unsigned int check;

    result = htoi(hex);
    check = (unsigned int)strtoul(hex, &endp, 16);

    if((*endp != '\0' && result == 0) || result == check)
    {
      printf("%u\n", result);
    }
    else
    {
     MessageBox(NULL,"Invalid hexadecimal value.",0,0);
    }
  
  return 0;
}

int main(void) 
{
	conv("4E");
	return 0;
}

char ch = 0x4e;

char ch = (char)strtol("4e", NULL, 16);

khb wrote:

Does anybody know where I can get it or how I can update my PSDK for VC6?

"Opinions are neither right nor wrong. I cannot change your opinion. I can, however, change what influences your opinion." - David Crow

dSolariuM wrote:

I want to send tArhis array to another computer.What is a fast (fastest) way to send them (in about miliseconds)??

"Opinions are neither right nor wrong. I cannot change your opinion. I can, however, change what influences your opinion." - David Crow

BOOL CALLBACK EnumZOrderProc(HWND hwnd, LPARAM lParam);<br />
<br />
class CZOrder<br />
{<br />
public:<br />
	int	m_zorder;<br />
	HWND m_hwndFind;<br />
<br />
	CZOrder() : m_zorder(0), m_hwndFind(NULL) <br />
	{ }<br />
<br />
	int GetWindowZOrder(HWND hwnd)<br />
	{<br />
		m_hwndFind = hwnd;<br />
		m_zorder = -1;<br />
		::EnumChildWindows(::GetDesktopWindow(), EnumZOrderProc, (LPARAM)this);<br />
		return m_zorder;<br />
	}<br />
<br />
};<br />
<br />
BOOL CALLBACK EnumZOrderProc(HWND hwnd, LPARAM lParam)<br />
{<br />
	WINDOWPLACEMENT wp;<br />
	wp.length = sizeof(WINDOWPLACEMENT);<br />
	::GetWindowPlacement(hwnd, &wp);<br />
<br />
	if (wp.showCmd != SW_SHOWMINIMIZED  // ignore minimized windows<br />
		&& ::IsWindowVisible(hwnd)		// ignore hidden windows<br />
		&& ::GetParent(hwnd) == NULL)	// top level windows only<br />
	{<br />
		CZOrder* pZorder = reinterpret_cast<CZOrder*>(lParam);<br />
		pZorder->m_zorder++;			// bump zorder<br />
<br />
		if (hwnd == pZorder->m_hwndFind)<br />
			return FALSE;				// found window -- quit enumerating<br />
	}<br />
	return TRUE;	// keep enumerating<br />
}<br />
<br />
CZOrder zo;<br />
int windowZOrder = zo.GetWindowZOrder(hwnd);<br />
<br />