void TextConsoleViewer::view()
{
#ifdef _WIN32
int topline, leftpos;
leftpos = topline = 0;
INPUT_RECORD ir;
HANDLE hCon = GetStdHandle(STD_OUTPUT_HANDLE);
HANDLE hConI = CreateFile("CONIN$", GENERIC_READ, FILE_SHARE_READ, 0, OPEN_EXISTING, 0, 0);
if (hConI == INVALID_HANDLE_VALUE) return;
SetConsoleMode(hConI, ENABLE_MOUSE_INPUT|ENABLE_WINDOW_INPUT);
CONSOLE_SCREEN_BUFFER_INFO csbi;
hCon = CreateConsoleScreenBuffer(GENERIC_WRITE|GENERIC_READ, 0, 0, CONSOLE_TEXTMODE_BUFFER, 0);
SetConsoleActiveScreenBuffer(hCon);
GetConsoleScreenBufferInfo(hCon, &csbi);
CONSOLE_CURSOR_INFO cci;
cci.dwSize = 100;
cci.bVisible = FALSE;
SetConsoleCursorInfo(hCon, &cci);
CHAR_INFO *buffer = new CHAR_INFO[csbi.dwSize.X * csbi.dwSize.Y];
bool unc_fault = false;
do {
int lline = csbi.dwSize.Y;
if (topline+lline > textLinesStore->getLineCount()) lline = textLinesStore->getLineCount()-topline;
baseEditor->visibleTextEvent(topline, lline);
for(int i = topline; i < topline + csbi.dwSize.Y; i++) {
int Y = i-topline;
int li;
for(li = 0; li < csbi.dwSize.X; li++) {
buffer[Y*csbi.dwSize.X + li].Char.UnicodeChar = ' ';
buffer[Y*csbi.dwSize.X + li].Attributes = background;
};
if (i >= textLinesStore->getLineCount()) continue;
DString iLine = textLinesStore->getLine(i);
for(li = 0; li < csbi.dwSize.X; li++) {
if (leftpos+li >= iLine.length()) break;
buffer[Y*csbi.dwSize.X + li].Char.UnicodeChar = iLine[leftpos+li];
if (unc_fault)
buffer[Y*csbi.dwSize.X + li].Char.AsciiChar = Encodings::toChar(encoding, iLine[leftpos+li]);
};
for(LineRegion *l1 = baseEditor->getLineRegions(i); l1 != null; l1 = l1->next) {
if (l1->special || l1->rdef == null) continue;
int end = l1->end;
if (end == -1) end = iLine.length();
int X = l1->start - leftpos;
int len = end - l1->start;
if (X < 0) {
len += X;
X = 0;
};
if (len < 0 || X >= csbi.dwSize.X) continue;
if (len+X > csbi.dwSize.X) len = csbi.dwSize.X-X;
WORD color = (WORD)(l1->styled()->fore + (l1->styled()->back<<4));
if (!l1->styled()->bfore) color = (color&0xF0) + (background&0xF);
if (!l1->styled()->bback) color = (color&0xF) + (background&0xF0);
for(int li = 0; li < len; li++)
buffer[Y*csbi.dwSize.X + X + li].Attributes = color;
};
};
COORD coor;
coor.X = coor.Y = 0;
SMALL_RECT sr;
sr.Left = 0;
sr.Right = csbi.dwSize.X-1;
sr.Top = 0;
sr.Bottom = csbi.dwSize.Y-1;
if (!unc_fault && !WriteConsoleOutputW(hCon, buffer, csbi.dwSize, coor, &sr)) {
unc_fault = true;
continue;
};
if (unc_fault) WriteConsoleOutputA(hCon, buffer, csbi.dwSize, coor, &sr);
// managing the keyboard
do {
DWORD tmp;
ReadConsoleInput(hConI, &ir, 1, &tmp);
if (ir.EventType == WINDOW_BUFFER_SIZE_EVENT) {
GetConsoleScreenBufferInfo(hCon, &csbi);
delete[] buffer;
buffer = new CHAR_INFO[csbi.dwSize.X * csbi.dwSize.Y];
break;
};
if (ir.EventType == MOUSE_EVENT && ir.Event.MouseEvent.dwEventFlags == 0x4) {
switch(ir.Event.MouseEvent.dwButtonState) {
case 0x780000:
topline-=csbi.dwSize.Y;
if (topline < 0) topline = 0;
break;
case 0xFF880000:
topline += csbi.dwSize.Y;
if (topline > textLinesStore->getLineCount() - csbi.dwSize.Y) topline = textLinesStore->getLineCount() - csbi.dwSize.Y;
if (topline < 0) topline = 0;
break;
};
break;
};
if (ir.EventType == KEY_EVENT && ir.Event.KeyEvent.bKeyDown) {
// moving view position
switch(ir.Event.KeyEvent.wVirtualKeyCode) {
case VK_UP:
if (topline) topline--;
break;
case VK_DOWN:
if (topline+csbi.dwSize.Y < textLinesStore->getLineCount()) topline++;
break;
case VK_LEFT:
leftpos--;
if (ir.Event.KeyEvent.dwControlKeyState & (RIGHT_CTRL_PRESSED|LEFT_CTRL_PRESSED))
leftpos -= 15;
if (leftpos < 0) leftpos = 0;
break;
case VK_RIGHT:
leftpos++;
if (ir.Event.KeyEvent.dwControlKeyState & (RIGHT_CTRL_PRESSED|LEFT_CTRL_PRESSED))
leftpos += 15;
break;
case VK_PRIOR:
topline-=csbi.dwSize.Y;
if (topline < 0) topline = 0;
break;
case VK_NEXT:
case VK_SPACE:
topline += csbi.dwSize.Y;
if (topline > textLinesStore->getLineCount() - csbi.dwSize.Y) topline = textLinesStore->getLineCount() - csbi.dwSize.Y;
if (topline < 0) topline = 0;
break;
case VK_HOME:
leftpos = topline = 0;
break;
case VK_END:
topline = textLinesStore->getLineCount()-csbi.dwSize.Y;
if (topline < 0) topline = 0;
leftpos = 0;
break;
};
break;
};
} while(true);
} while(ir.Event.KeyEvent.wVirtualKeyCode != VK_ESCAPE);
delete[] buffer;
SetConsoleActiveScreenBuffer(GetStdHandle(STD_OUTPUT_HANDLE));
CloseHandle(hCon);
#else
printf("unix edition doesn't support interactive text viewing\n\n");
for(int i = 0; i < textLinesStore->getLineCount(); i++) {
DString line = textLinesStore->getLine(i);
printf("%s\n", line.getChars());
};
#endif
};
int DServerSock::sendPacket ( int hSock, const DString & packet, bool checkSock )
{
ssize_t numberChar;
fd_set stFdSet;
struct timeval stTime;
DString buffer;
long int timeout;
if ( checkSock )
{
// check if socket is opened
timeout = m_timeout;
setTimeout ( 10 );
m_status = readMessage ( hSock, buffer );
setTimeout ( timeout );
}
if ( m_hSocket < 0 || m_status == NO_SOCKET )
{
m_status = NO_SOCKET;
m_lastError = "No opened socket found";
return m_status;
}
FD_ZERO ( &stFdSet );
FD_SET ( hSock, &stFdSet );
stTime.tv_sec = m_timeout;
stTime.tv_usec = 0;
if (m_debug)
{
printMessage(packet);
}
// Check if data can be sent without any blocking
if ( ( select ( hSock+1, NULL, &stFdSet, NULL, &stTime ) != -1 ) &&
( FD_ISSET ( hSock, &stFdSet ) ) )
{
numberChar = send ( hSock, packet.c_str(), packet.length(), 0 );
if ( numberChar == static_cast<ssize_t> ( packet.length() ) )
{
m_lastError = "";
m_status = SUCCESS;
}
else
{
m_lastError = "No data sent, ";
m_lastError = + strerror ( errno );
m_status = NO_SEND;
}
}
else
{
m_lastError = "No data sent, ";
m_lastError = + strerror ( errno );
m_status = NO_SEND;
}
return m_status;
}
void CFindOptions::QueryParser( const DString& query )
{
mPureQuery = query;
mQuery.clear();
// TODO Добавлять еще в начале и конце (.*) если нет кавычек в запросе
UINT _length = query.length();
for(UINT i=0;i<_length;i++)
{
if( (query[i] == Character::ASTERISK)
|| (query[i] == Character::SPACE) )
{
mQuery += L"(.*)";
continue;
}
if( (query[i] == Character::PLUS) // +
||(query[i] == Character::QUESTION_MARK) // ?
||(query[i] == Character::CARET_CURCUMFLEX) // ^
||(query[i] == Character::DOLLAR_SIGN) // $
||(query[i] == Character::EXCLAMATION_POINT) // !
||(query[i] == Character::OPEN_BRACE) // {
||(query[i] == Character::CLOSE_BRACE) // }
||(query[i] == Character::BACKSLASH) // '\''
||(query[i] == Character::GREATER_THAN_SIGN) // >
||(query[i] == Character::LESS_THAN_SIGN) // <
||(query[i] == Character::VERTICAL_BAR) // |
||(query[i] == Character::OPEN_BRACKET) // (
||(query[i] == Character::CLOSE_BRACKET) // )
||(query[i] == Character::EQUALS_SIGN) // =
||(query[i] == Character::LEFT_SQUARE_BRACKET) // [
||(query[i] == Character::RIGHT_SQUARE_BRACKET) // ]
||(query[i] == Character::COLON) // :
||(query[i] == Character::HYPHEN_MINUS) // -
||(query[i] == Character::PERIOD) ) // .
{
mQuery += L'\\';
// And continue...
}
mQuery += query[i];
}
}
int DServerSock::readMessage ( int hSock, DString &message )
{
int numberChar;
int availableNbChar = 0;
char * bufchar;
DString buffer;
bool finished = false;
// clear line
message.clear();
if ( hSock < 0 || m_status == NO_SOCKET )
{
m_status = NO_SOCKET;
m_lastError = "No opened socket found";
return m_status;
}
bufchar = new char[ m_buffSize + 1 ];
while ( ! finished )
{
ioctl( hSock, FIONREAD, &availableNbChar );
if ( availableNbChar )
{
memset ( bufchar, 0x0, m_buffSize + 1 );
numberChar = recv ( hSock, bufchar, sizeof( bufchar ), 0 );
if ( numberChar < 0 )
{
if ( ! message.length() )
{
m_lastError = "No data, ";
m_lastError += strerror ( errno );
m_status = RECV_NOTHING;
//break;
}
}
else if ( numberChar == 0 )
{
m_lastError = "Socket disconnected, ";
m_lastError += strerror ( errno );
m_status = NO_SOCKET;
break;
}
else
{
buffer = bufchar;
buffer.truncate ( numberChar );
if ( buffer.length() > 0 )
{
if (m_debug)
{
printMessage(buffer);
}
if ( buffer.right(2) == "\r\n" )
{
finished = true;
}
message += buffer;
m_status = SUCCESS;
m_lastError = "";
}
else
{
if ( ! message.length() )
{
m_status = RECV_EMPTY;
m_lastError = "Receive an empty message";
}
break;
}
}
}
else
{
finished = true;
}
}
delete[]( bufchar );
return m_status;
}
