1 files changed, 298 insertions, 0 deletions
diff --git a/src/gui/clientChatDialog.cpp b/src/gui/clientChatDialog.cpp
new file mode 100644
index 0000000..7c32790
--- /dev/null
+++ b/src/gui/clientChatDialog.cpp
@@ -0,0 +1,298 @@
+/*
+ # Copyright (c) 2009, 2010 - OpenSLX Project, Computer Center University of
+ # Freiburg
+ #
+ # This program is free software distributed under the GPL version 2.
+ # See http://openslx.org/COPYING
+ #
+ # If you have any feedback please consult http://openslx.org/feedback and
+ # send your suggestions, praise, or complaints to feedback@openslx.org
+ #
+ # General information about OpenSLX can be found at http://openslx.org/
+ # -----------------------------------------------------------------------------
+ # clientChatDialog.cpp
+ #  - graphical chat interface
+ # -----------------------------------------------------------------------------
+ */
+
+#include "clientChatDialog.h"
+
+ClientChatDialog::ClientChatDialog(QWidget *parent) :
+        QDialog(parent)
+{
+    _trayIcon = NULL;
+    _nickname = "";
+
+    setupUi(this);
+    setAcceptDrops(true);
+    connect(pushButton, SIGNAL(clicked()), this, SLOT(send()));
+
+    // connect to D-Bus and get interface
+    QDBusConnection dbus = QDBusConnection::sessionBus();
+    dbus.registerObject("/chat", this);
+    dbus.registerService("org.openslx.pvsgui");
+    _ifaceDBus = new OrgOpenslxPvsInterface("org.openslx.pvs", "/", dbus, this);
+    connect(_ifaceDBus, SIGNAL(chat_receive(QString, QString, QString)), this,
+            SLOT(receive(QString, QString, QString)));
+
+    // add first tab for public messages
+    tabWidget->clear();
+    QTextEdit *t = new QTextEdit();
+    t->setReadOnly(true);
+    tabWidget->addTab(t, "@all");
+    _hash = new QHash<QString, QTextEdit*> ();
+    _hash->insert(tabWidget->tabText(0), t);
+
+    // already connected?
+    QDBusPendingReply<QString> reply = _ifaceDBus->isConnected();
+    reply.waitForFinished();
+    if (reply.isValid() && reply.value() != "")
+    {
+        // get available nicknames if already connected
+        QDBusPendingReply<QStringList> reply1 = _ifaceDBus->chat_getNicknames();
+        reply1.waitForFinished();
+        QStringList nicknames = reply1.value();
+        if (reply1.isValid() && !nicknames.isEmpty())
+            listWidget->addItems(nicknames);
+
+        connected();
+    }
+    else
+        disconnected();
+
+    // setup menu
+    _menu = new QMenu();
+    _sendFileAction = new QAction(tr("&Send File..."), this);
+    _menu->addAction(_sendFileAction);
+
+    connect(listWidget, SIGNAL(doubleClicked(QModelIndex)), this,
+            SLOT(addTab(QModelIndex)));
+    connect(tabWidget, SIGNAL(tabCloseRequested(int)), this,
+            SLOT(removeTab(int)));
+    connect(tabWidget, SIGNAL(currentChanged(int)), this, SLOT(removeIcon(int)));
+    connect(listWidget, SIGNAL(customContextMenuRequested(QPoint)), this,
+            SLOT(showMenu(QPoint)));
+    connect(_sendFileAction, SIGNAL(triggered()), this,
+            SLOT(sendFile()));
+
+    connect(_ifaceDBus, SIGNAL(chat_client_add(QString)), this,
+            SLOT(addClient(QString)));
+    connect(_ifaceDBus, SIGNAL(chat_client_remove(QString)), this,
+            SLOT(removeClient(QString)));
+    connect(_ifaceDBus, SIGNAL(disconnected()), listWidget,
+            SLOT(clear()));
+    connect(_ifaceDBus, SIGNAL(connected(QString)), this,
+                SLOT(connected()));
+    connect(_ifaceDBus, SIGNAL(disconnected()), this,
+                SLOT(disconnected()));
+
+    lineEdit->setFocus();
+}
+
+ClientChatDialog::~ClientChatDialog()
+{
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// Public
+
+void ClientChatDialog::setTrayIcon(QSystemTrayIcon *trayIcon)
+{
+    _trayIcon = trayIcon;
+    // FIXME: messageClicked() is always emitted, not only on chat msg
+    //connect(_trayIcon, SIGNAL(messageClicked()), this, SLOT(open()));
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// Protected
+
+void ClientChatDialog::dragEnterEvent(QDragEnterEvent *event)
+{
+    if (event->mimeData()->hasUrls())
+        event->accept();
+}
+
+void ClientChatDialog::dropEvent(QDropEvent *event)
+{
+    event->accept();
+    sendFile(event->mimeData()->urls().first().toLocalFile());
+}
+
+////////////////////////////////////////////////////////////////////////////////
+// Private
+
+void ClientChatDialog::send()
+{
+    QString msg = lineEdit->text();
+    if (msg != "")
+    {
+        QString nick_to = tabWidget->tabText(tabWidget->currentIndex());
+        _ifaceDBus->chat_send(nick_to, _nickname, msg);
+        lineEdit->clear();
+        lineEdit->setFocus();
+
+        qDebug("[%s] S %s -> %s : %s", metaObject()->className(),
+               qPrintable(_nickname), qPrintable(nick_to), qPrintable(msg));
+    }
+}
+
+void ClientChatDialog::receive(QString nick_from, QString nick_to, QString msg)
+{
+    qDebug("[%s] R %s <- %s : %s", metaObject()->className(),
+           qPrintable(nick_to), qPrintable(nick_from), qPrintable(msg));
+
+    if (nick_to == tabWidget->tabText(0) || nick_from == _nickname)
+        printMsg(nick_from, msg, getTab(nick_to)); // public message or own msg
+    else
+        printMsg(nick_from, msg, getTab(nick_from)); // private message
+}
+
+void ClientChatDialog::addTab(QModelIndex i)
+{
+    QString text = i.data().toString();
+    if (_hash->contains(text))
+        tabWidget->setCurrentWidget(_hash->value(text));
+    else
+    {
+        QTextEdit *t = new QTextEdit();
+        t->setReadOnly(true);
+        tabWidget->setCurrentIndex(tabWidget->addTab(t, text));
+        _hash->insert(text, t);
+    }
+    lineEdit->setFocus();
+}
+
+void ClientChatDialog::removeTab(int i)
+{
+    if (i != 0)
+    {
+        _hash->remove(tabWidget->tabText(i));
+        tabWidget->removeTab(i);
+        lineEdit->setFocus();
+    }
+}
+
+void ClientChatDialog::addClient(QString nick)
+{
+    listWidget->addItem(nick);
+    printEvent("-> " + nick + tr(" has joined the chat."));
+}
+
+void ClientChatDialog::removeClient(QString nick)
+{
+    delete listWidget->findItems(nick, Qt::MatchExactly).first();
+    printEvent("<- " + nick + tr(" has left the chat."));
+}
+
+void ClientChatDialog::removeIcon(int i)
+{
+    tabWidget->setTabIcon(i, QIcon());
+}
+
+void ClientChatDialog::showMenu(QPoint p)
+{
+    _menu->popup(listWidget->mapToGlobal(p));
+}
+
+void ClientChatDialog::sendFile()
+{
+    ClientFileSendDialog *d = new ClientFileSendDialog(this);
+    d->open(listWidget->currentItem()->text());
+}
+
+void ClientChatDialog::sendFile(QString filename)
+{
+    if (tabWidget->currentIndex() == 0 || filename == "")
+        return;
+
+    // ask user
+    QString nick = tabWidget->tabText(tabWidget->currentIndex());
+    QMessageBox::StandardButton result = QMessageBox::question(0,
+            tr("PVS File Transfer"),
+            tr("Send file '") + filename + tr("' to ") + nick + "?",
+            QMessageBox::Ok | QMessageBox::Cancel, QMessageBox::Ok);
+
+    if (result !=  QMessageBox::Ok)
+        return;
+
+    ClientFileSendDialog *d = new ClientFileSendDialog(this);
+    d->open(nick, filename);
+}
+
+void ClientChatDialog::connected()
+{
+    // get current users name from backend
+    QDBusPendingReply<QString> reply = _ifaceDBus->chat_getNickname();
+    reply.waitForFinished();
+    if (reply.isValid())
+    {
+        _nickname = reply.value();
+        pushButton->setEnabled(true);
+        printEvent("!!! " + tr("Connected."));
+    }
+
+    qDebug("[%s] Nickname: '%s'", metaObject()->className(),
+           qPrintable(_nickname));
+}
+
+void ClientChatDialog::disconnected()
+{
+    pushButton->setEnabled(false);
+    printEvent("!!! " + tr("Disconnected."));
+}
+
+QTextEdit* ClientChatDialog::getTab(QString text)
+{
+    if (!_hash->contains(text))
+    {
+        QTextEdit *t = new QTextEdit();
+        t->setReadOnly(true);
+        tabWidget->addTab(t, text);
+        _hash->insert(text, t);
+    }
+    lineEdit->setFocus();
+    return _hash->value(text);
+}
+
+void ClientChatDialog::printMsg(QString nick_from, QString msg, QTextEdit *t)
+{
+    // move cursor at the end
+    t->moveCursor(QTextCursor::End);
+
+    // print time
+    t->setTextColor(QColor(0, 100, 0));
+    t->append("[" + QTime::currentTime().toString("hh:mm") + "] ");
+
+    // print nickname
+    t->setTextColor(QColor(0, 0, 255));
+    t->insertPlainText("<" + nick_from + "> ");
+
+    // print message
+    t->setTextColor(QColor(0, 0, 0));
+    t->insertPlainText(msg);
+
+    // show icon if not current tab
+    if (tabWidget->currentIndex() != tabWidget->indexOf(t))
+        tabWidget->setTabIcon(tabWidget->indexOf(t), QIcon(":chat_msg16.svg"));
+
+    // show balloon message if supported and chat-dialog is not visible
+    if (!isVisible() && _trayIcon && QSystemTrayIcon::supportsMessages())
+        _trayIcon->showMessage(tr("Message from <") + nick_from + ">", msg,
+                               QSystemTrayIcon::Information, 20000);
+}
+
+void ClientChatDialog::printEvent(QString msg)
+{
+    QTextEdit *t = _hash->value(tabWidget->tabText(0));
+
+    // move cursor at the end
+    t->moveCursor(QTextCursor::End);
+
+    t->setTextColor(QColor(150, 150, 150));
+
+    // print time
+    t->append("[" + QTime::currentTime().toString("hh:mm") + "] ");
+
+    // print message
+    t->insertPlainText(msg);
+}