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/***************************************************************************
* fqterm, a terminal emulator for both BBS and *nix. *
* Copyright (C) 2008 fqterm development group. *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. *
***************************************************************************/
#include "state.h"
#include "fqterm.h"
#include <QApplication>
#include <algorithm>
#include "statebuilder.h"
namespace FQTerm{
void FQTermUniteSessionContext::write(const QByteArray& str) {
session_->write(str);
}
FQTermUniteSessionContext::FQTermUniteSessionContext(FQTermUniteSession* session) : QObject(session), session_(session) {
stateTable_[WELCOME] = new FQTermWelcomeState(this);
stateTable_[EXITING] = new FQTermExitState(this);
stateTable_[READING] = new FQTermReadingState(this);
stateTable_[HELP] = new FQTermHelpState(this);
setCurrentState(WELCOME);
}
void FQTermUniteSessionContext::processInput(const QByteArray& input) {
inputBuffer_ += input;
while(true) {
int consumed = currentState_->processInput(inputBuffer_);
inputBuffer_ = inputBuffer_.mid(consumed);
if (!consumed || inputBuffer_.size() == 0) {
break;
}
}
}
void FQTermUniteSessionContext::quit() {
session_->quit();
}
FQTermUniteState* FQTermUniteSessionContext::setCurrentState(int state, bool init /*= true*/) {
StateTableIterator it = stateTable_.find(state);
if (it != stateTable_.end()) {
currentState_ = it->second;
if (init)
currentState_->initialize();
}
return currentState_;
}
FQTermUniteSession::FQTermUniteSession(int socketDescriptor ) : context_(NULL) {
moveToThread(this);
socket_ = new QTcpSocket;
FQ_VERIFY(connect(socket_, SIGNAL(readyRead()),
this, SLOT(readyRead()),Qt::DirectConnection));
FQ_VERIFY(connect(socket_, SIGNAL(disconnected()),
this, SLOT(disconnected()),Qt::DirectConnection));
FQ_VERIFY(connect(socket_, SIGNAL(stateChanged(QAbstractSocket::SocketState)),
this, SLOT(stateChanged(QAbstractSocket::SocketState)),Qt::DirectConnection));
FQ_VERIFY(connect(socket_, SIGNAL(error(QAbstractSocket::SocketError)),
this, SLOT(error(QAbstractSocket::SocketError)),Qt::DirectConnection));
// FQ_VERIFY(connect(socket_, SIGNAL(connected()),
// this, SLOT(welcome()),Qt::DirectConnection));
socket_->setSocketDescriptor(socketDescriptor);
socket_->moveToThread(this);
setTerminationEnabled();
StateBuilder sb;
sb.BuildState();
}
FQTermUniteSession::~FQTermUniteSession() {
socket_->close();
delete socket_;
socket_ = NULL;
}
void FQTermUniteSession::welcome()
{
context_ = new FQTermUniteSessionContext(this);
}
void FQTermUniteSession::readyRead() {
if (context_) {
context_->processInput(socket_->readAll());
}
}
void FQTermUniteSession::write( const QByteArray& output ) {
socket_->write(output);
}
void FQTermUniteSession::run() {
welcome();
exec();
disconnected();
}
void FQTermUniteSession::disconnected() {
if (!isRunning())
return;
quit();
moveToThread(QApplication::instance()->thread());
deleteLater();
}
void FQTermUniteSession::stateChanged( QAbstractSocket::SocketState socketState ) {
}
void FQTermUniteSession::error(QAbstractSocket::SocketError socketError) {
}
}
#include "session.moc"
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