path: root/src/dialog.cpp

#include "dialog.h"
#include "ui_dialog.h"
#include "save_restore_session.h"
#include "sessiontreeitem.h"


Dialog::Dialog(QWidget *parent) :
    QDialog(parent),
    ui(new Ui::Dialog)
{
    model_ = new SessionTreeModel(parent);
    ui->setupUi(this);

    QDBusConnection dbus = QDBusConnection::sessionBus();
    ifaceDBus_ = new OrgOpenslxPvsInterface("org.openslx.pvs", "/", dbus, this);

    if (ifaceDBus_->isValid()) {
        // PVS is running
        QStringList accessOptions;
        accessOptions << "None" << "View Only" << "Full";
        ui->comboBoxLecturer->insertItems(0, accessOptions);
        ui->comboBoxOthers->insertItems(0, accessOptions);

        readPVSSettings();
        ui->PVSOptionsGroupBox->show();
    } else {
        ui->PVSOptionsGroupBox->hide();
    }
}

Dialog::~Dialog()
{
    delete ui;
    delete model_;
}

void Dialog::changeEvent(QEvent *e)
{
    QDialog::changeEvent(e);
    switch (e->type()) {
    case QEvent::LanguageChange:
        ui->retranslateUi(this);
        break;
    default:
        break;
    }
}

void Dialog::on_treeView_activated(QModelIndex index)
{
    //TODO handle failures
    //printf ("Item %d has been activated\n", index.row());
    //TODO get rid of this->entries, storing them in the model should be enough
    // alternatively use references instead of copies?

    SessionTreeItem* item =
            static_cast<SessionTreeItem*>(index.internalPointer());

    const Session* s(item->session());
    if (!s) {
        return;
    }
    if (s->run()) {
        if (ifaceDBus_->isValid()) {
            writePVSSettings();
        }
        writeSessionName(s->shortDescription());
        close();
    } else {
        // TODO: error instead of close
        close();
    }
}

void Dialog::addItems(const QList<Session*>& entries, const QString& section) {
    // TODO: section
    // TODO: this is not the right way to do this
    // we probably do not need a copy of the entries vector in Dialog and Model
    //printf("Dialog::addItems()\n");
    //printf(" before: %d items\n", this->entries_.size());
    //printf(" %d new items\n", entries.size());
    //this->entries_.append(entries);
    //printf(" after: %d items\n", this->entries_.size());

    this->model_->addItems(entries, section);

    // TODO: do this only once?
    ui->treeView->setModel(model_);
    ui->treeView->expandAll();
}

void Dialog::on_pushButtonAbort_clicked()
{
    close();
}

void Dialog::on_pushButtonStart_clicked()
{
    // TODO: check if a model is selected
    this->on_treeView_activated(ui->treeView->selectionModel()->currentIndex());
}

void Dialog::readPVSSettings()
{
    QDBusPendingReply<QString> reply;

    reply = ifaceDBus_->getConfigValue("Permissions/vnc_lecturer");
    reply.waitForFinished();
    if (reply.isValid())
    {
        if (reply.value() == "rw") {
            ui->comboBoxLecturer->setCurrentIndex(2);
        } else if (reply.value() == "ro") {
            ui->comboBoxLecturer->setCurrentIndex(1);
        } else {
            ui->comboBoxLecturer->setCurrentIndex(0);
        }
    }

    reply = ifaceDBus_->getConfigValue("Permissions/vnc_other");
    reply.waitForFinished();
    if (reply.isValid())
    {
        if (reply.value() == "rw") {
            ui->comboBoxOthers->setCurrentIndex(2);
        } else if (reply.value() == "ro") {
            ui->comboBoxOthers->setCurrentIndex(1);
        } else {
            ui->comboBoxOthers->setCurrentIndex(0);
        }
    }

    reply = ifaceDBus_->getConfigValue("Permissions/allow_chat");
    reply.waitForFinished();
    if (reply.isValid())
        ui->checkBoxChat->setChecked(reply.value() == "T");

    reply = ifaceDBus_->getConfigValue("Permissions/allow_filetransfer");
    reply.waitForFinished();
    if (reply.isValid())
        ui->checkBoxFileTransfer->setChecked(reply.value() == "T");
}

void Dialog::writePVSSettings()
{
    int accessLecturer = ui->comboBoxLecturer->currentIndex();
    if (accessLecturer == 2) {
        ifaceDBus_->setConfigValue("Permissions/vnc_lecturer", "rw");
    } else if (accessLecturer == 1) {
        ifaceDBus_->setConfigValue("Permissions/vnc_lecturer", "ro");
    } else {
        ifaceDBus_->setConfigValue("Permissions/vnc_lecturer", "no");
    }

    int accessOthers = ui->comboBoxOthers->currentIndex();
    if (accessOthers == 2) {
        ifaceDBus_->setConfigValue("Permissions/vnc_other", "rw");
    } else if (accessOthers == 1) {
        ifaceDBus_->setConfigValue("Permissions/vnc_other", "ro");
    } else {
        ifaceDBus_->setConfigValue("Permissions/vnc_other", "no");
    }

    ifaceDBus_->setConfigValue("Permissions/allow_chat",
            QString(ui->checkBoxChat->isChecked() ? "T" : "F"));
    ifaceDBus_->setConfigValue("Permissions/allow_filetransfer",
            QString(ui->checkBoxFileTransfer->isChecked() ? "T" : "F"));
}

void Dialog::on_comboBoxLecturer_currentIndexChanged(int index)
{
    // TODO: may others have more access than lecturer?
    if (index < ui->comboBoxOthers->currentIndex()) {
        ui->comboBoxOthers->setCurrentIndex(index);
    }
}

void Dialog::on_comboBoxOthers_currentIndexChanged(int index)
{
    // TODO: may others have more access than lecturer?
    if (index > ui->comboBoxLecturer->currentIndex()) {
        ui->comboBoxLecturer->setCurrentIndex(index);
    }

}