lab5

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

int main()
{
	HANDLE hstdout, hInputFile, hstdin;
	COORD pos;
	WORD attr=0x2e;
	DWORD actlen;
	int posInText;
 	bool bResult;
	char buffer[2000];
	WORD wOldColorAttrs;
	_CONSOLE_SCREEN_BUFFER_INFO csbiInfo;
	INPUT_RECORD charinfo;

	hstdout=GetStdHandle(STD_OUTPUT_HANDLE);
  	hstdin=GetStdHandle(STD_INPUT_HANDLE);
	if ((hstdout==INVALID_HANDLE_VALUE)|(hstdin==INVALID_HANDLE_VALUE))
		{printf("Error GetStdHandle \n"); return(1);}
	SetConsoleMode(hstdin, ENABLE_MOUSE_INPUT);
	GetConsoleScreenBufferInfo(hstdout, &csbiInfo);
	wOldColorAttrs = csbiInfo.wAttributes;
	hInputFile = CreateFile("test.txt", GENERIC_READ, FILE_SHARE_READ, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, 0);
	bResult = ReadFile(hInputFile, buffer, 2000, &actlen, NULL);
	if (bResult == false)
	{
		printf("Error when read from file occured");
		return(1);
	}
	CloseHandle(hInputFile);
	WriteConsole(hstdout, buffer, actlen, &actlen, NULL);
	do
	{ 
	  ReadConsoleInput(hstdin, &charinfo, 1, &actlen);
	  if ((charinfo.EventType==MOUSE_EVENT)&(charinfo.Event.MouseEvent.dwButtonState==FROM_LEFT_1ST_BUTTON_PRESSED))
	  {
		posInText = charinfo.Event.MouseEvent.dwMousePosition.X;
		pos.X = 0; 
		pos.Y = charinfo.Event.MouseEvent.dwMousePosition.Y;
		ReadConsoleOutputCharacter(hstdout, buffer, csbiInfo.dwSize.X, pos, &actlen);
		int i, j;
		for (i = posInText - 1; (i > 0)&(buffer[i - 1] != ' '); i--);
		for (j = i + 1; (j < actlen)&(buffer[j] != ' '); j++);
		pos.Y = 30;
		pos.X = 24;
		SetConsoleTextAttribute(hstdout, attr);
		SetConsoleCursorPosition(hstdout, pos);
		WriteConsole(hstdout, "               ", 15, &actlen, NULL);
		SetConsoleCursorPosition(hstdout, pos);
		WriteConsole(hstdout, &buffer[i], j-i, &actlen, NULL);
		SetConsoleTextAttribute(hstdout, wOldColorAttrs);
	  }
	}
	while (!((charinfo.EventType==MOUSE_EVENT)&&(charinfo.Event.MouseEvent.dwButtonState==RIGHTMOST_BUTTON_PRESSED)));
	SetConsoleTextAttribute(hstdout, wOldColorAttrs);
	return 0;
}