}

messageLog_->scrollToBottom();

lastSentMessage_ = QString(input_->toPlainText());

onSendMessageRequest(Q2PSTRING(input_->toPlainText()), isCorrection_);

inputClearing_ = true;

input_->clear();

cancelCorrection();

inputClearing_ = false;

}

void QtChatWindow::handleInputChanged() {

if (inputClearing_) {

return;

}

if (input_->toPlainText().isEmpty()) {

onUserCancelsTyping();

} else {

onUserTyping();

}

}

void QtChatWindow::handleCursorPositionChanged() {

if (tabCompletion_) {

return;

}

tabCompleteCursor_.clearSelection();

}

void QtChatWindow::show() {

if (parentWidget() == NULL) {

QWidget::show();

}

emit windowOpening();

}

void QtChatWindow::activate() {

if (isWindow()) {

QWidget::show();

}

emit wantsToActivate();

input_->setFocus();

}

void QtChatWindow::resizeEvent(QResizeEvent*) {

emit geometryChanged();

}

void QtChatWindow::moveEvent(QMoveEvent*) {

emit geometryChanged();

}

void QtChatWindow::dragEnterEvent(QDragEnterEvent *event) {

if (event->mimeData()->hasUrls() && event->mimeData()->urls().size() == 1) {

// TODO: check whether contact actually supports file transfer

if (!isMUC_) {

event->acceptProposedAction();

}

} else if (event->mimeData()->hasFormat("application/vnd.swift.contact-jid-list")) {

if (isMUC_ || supportsImpromptuChat_) {

event->acceptProposedAction();

}

}

}

void QtChatWindow::dropEvent(QDropEvent *event) {

if (fileTransferEnabled_ == ChatWindow::Yes && event->mimeData()->hasUrls()) {

if (event->mimeData()->urls().size() == 1) {

onSendFileRequest(Q2PSTRING(event->mimeData()->urls().at(0).toLocalFile()));

} else {

std::string messageText(Q2PSTRING(tr("Sending of multiple files at once isn't supported at this time.")));

std::string selector = availableLabels_[index.row()].getSelector();

std::string displayMarking = label ? label->getDisplayMarking() : "";

QString labelName = selector.empty() ? displayMarking.c_str() : selector.c_str();

return labelName;

}

return QVariant();

}

std::vector<SecurityLabelsCatalog::Item> availableLabels_;

};

class QtChatWindow : public QtTabbable, public ChatWindow {

Q_OBJECT

public:

QtChatWindow(const QString &contact, QtChatTheme* theme, UIEventStream* eventStream, SettingsProvider* settings);

~QtChatWindow();

std::string addMessage(const ChatMessage& message, const std::string &senderName, bool senderIsSelf, boost::shared_ptr<SecurityLabel> label, const std::string& avatarPath, const boost::posix_time::ptime& time, const HighlightAction& highlight);

std::string addAction(const ChatMessage& message, const std::string &senderName, bool senderIsSelf, boost::shared_ptr<SecurityLabel> label, const std::string& avatarPath, const boost::posix_time::ptime& time, const HighlightAction& highlight);

void addSystemMessage(const ChatMessage& message, Direction direction);

void addPresenceMessage(const ChatMessage& message, Direction direction);

void addErrorMessage(const ChatMessage& message);

void replaceMessage(const ChatMessage& message, const std::string& id, const boost::posix_time::ptime& time, const HighlightAction& highlight);

void replaceWithAction(const ChatMessage& message, const std::string& id, const boost::posix_time::ptime& time, const HighlightAction& highlight);

// File transfer related stuff

std::string addFileTransfer(const std::string& senderName, bool senderIsSelf, const std::string& filename, const boost::uintmax_t sizeInBytes);

void setFileTransferProgress(std::string id, const int percentageDone);

void setFileTransferStatus(std::string id, const FileTransferState state, const std::string& msg);

std::string addWhiteboardRequest(bool senderIsSelf);

void setWhiteboardSessionStatus(std::string id, const ChatWindow::WhiteboardSessionState state);

void show();

void activate();

void setUnreadMessageCount(int count);

void convertToMUC(MUCType mucType);

// TreeWidget *getTreeWidget();

void setAvailableSecurityLabels(const std::vector<SecurityLabelsCatalog::Item>& labels);

void setSecurityLabelsEnabled(bool enabled);

void setSecurityLabelsError();

SecurityLabelsCatalog::Item getSelectedSecurityLabel();

void setName(const std::string& name);

void setInputEnabled(bool enabled);

QtTabbable::AlertType getWidgetAlertState();

void setContactChatState(ChatState::ChatStateType state);

void setRosterModel(Roster* roster);

void setTabComplete(TabComplete* completer);

int getCount();

void replaceLastMessage(const ChatMessage& message, const TimestampBehaviour timestampBehaviour);

void setAckState(const std::string& id, AckState state);

// message receipts

void setMessageReceiptState(const std::string& id, ChatWindow::ReceiptState state);

void flash();

QByteArray getSplitterState();

virtual void setAvailableOccupantActions(const std::vector<OccupantAction>& actions);

void setSubject(const std::string& subject);

void showRoomConfigurationForm(Form::ref);

void addMUCInvitation(const std::string& senderName, const JID& jid, const std::string& reason, const std::string& password, bool direct = true, bool isImpromptu = false, bool isContinuation = false);

void setAffiliations(MUCOccupant::Affiliation, const std::vector<JID>&);

void setAvailableRoomActions(const std::vector<RoomAction>& actions);

void setBlockingState(BlockingState state);

virtual void setCanInitiateImpromptuChats(bool supportsImpromptu);

virtual void showBookmarkWindow(const MUCBookmark& bookmark);

public slots:

void handleChangeSplitterState(QByteArray state);