Поиск текста в чужом окне (FindWindow/EnumChildWindows)

#include <windows.h>
#include <iostream.h>
#include <conio.h>
 
BOOL CALLBACK EnumChildProc(HWND hwnd, LPARAM lParam )
{
 cout << "Child hwnd :" << hwnd << endl;
 return true;
}
 
void main()
{
 char buffer[512];
 ZeroMemory(buffer,512);
 HWND wnd = FindWindow(NULL, "task.cpp [Press Any Key]");
 if(wnd!=NULL)
 {
  SendMessage(wnd, WM_GETTEXT, 512, (LPARAM)buffer);
  cout<<buffer<< endl;
  ::EnumChildWindows(wnd, (WNDENUMPROC)EnumChildProc, NULL);
 } 
 getch();

char buffer[512];
 ZeroMemory(buffer,512);
 HWND wnd = FindWindow(NULL, "task.cpp [Press Any Key]");
 if(wnd!=NULL)
 {
  GetWindowText(wnd, buffer, GetWindowTextLength(wnd)+1);
 }

HWND NextWindowElement(HWND h, LPCTSTR fasdClass, LPCTSTR fasdWindow, int level)
{
  HWND h2 = NULL;
  for(int i = 0; i < level; i++)
    h2 = FindWindowEx(h, h2, fasdClass, fasdWindow);
  return h2;
}
 
HWND hWnd = FindWindow("SkinDialog", "LAN Game");
HWND hWnd2 = NextWindowElement(hWnd, "Static", NULL, 1);
char caption[100];
if (IsWindow(hWnd2))
  SendMessage(hWnd2, WM_GETTEXT, sizeof(caption), (LPARAM)caption);