markereditor.cpp

LINUX下的混音软件

    QListViewItem *item = m_listView->firstChild();

    do {
        MarkerEditorViewItem *ei =
            dynamic_cast<MarkerEditorViewItem *>(item);
        if (!ei || ei->isFake())
            continue;

        RemoveMarkerCommand *rc =
            new RemoveMarkerCommand(&m_doc->getComposition(),
                                    ei->getRawTime(),
                                    qstrtostr(item->text(1)),
                                    qstrtostr(item->text(2)));
        command->addCommand(rc);
    } while ((item = item->nextSibling()));

    addCommandToHistory(command);
}

void
MarkerEditor::slotAdd()
{
    RG_DEBUG << "MarkerEditor::slotAdd" << endl;

    AddMarkerCommand *command =
        new AddMarkerCommand(&m_doc->getComposition(),
                             m_doc->getComposition().getPosition(),
                             std::string("new marker"),
                             std::string("no description"));

    addCommandToHistory(command);
}

void
MarkerEditor::slotDelete()
{
    RG_DEBUG << "MarkerEditor::slotDelete" << endl;
    QListViewItem *item = m_listView->currentItem();

    MarkerEditorViewItem *ei =
        dynamic_cast<MarkerEditorViewItem *>(item);

    if (!ei || ei->isFake())
        return ;

    RemoveMarkerCommand *command =
        new RemoveMarkerCommand(&m_doc->getComposition(),
                                ei->getRawTime(),
                                qstrtostr(item->text(1)),
                                qstrtostr(item->text(2)));

    addCommandToHistory(command);

}

void
MarkerEditor::slotClose()
{
    RG_DEBUG << "MarkerEditor::slotClose" << endl;

    if (m_doc)
        m_doc->getCommandHistory()->detachView(actionCollection());
    m_doc = 0;

    close();
}

void
MarkerEditor::setupActions()
{
    KAction* close = KStdAction::close(this,
                                       SLOT(slotClose()),
                                       actionCollection());

    m_closeButton->setText(close->text());
    connect(m_closeButton, SIGNAL(released()), this, SLOT(slotClose()));

    // some adjustments
    new KToolBarPopupAction(i18n("Und&o"),
                            "undo",
                            KStdAccel::key(KStdAccel::Undo),
                            actionCollection(),
                            KStdAction::stdName(KStdAction::Undo));

    new KToolBarPopupAction(i18n("Re&do"),
                            "redo",
                            KStdAccel::key(KStdAccel::Redo),
                            actionCollection(),
                            KStdAction::stdName(KStdAction::Redo));

    QString pixmapDir = KGlobal::dirs()->findResource("appdata", "pixmaps/");
    kapp->config()->setGroup(MarkerEditorConfigGroup);
    int timeMode = kapp->config()->readNumEntry("timemode", 0);

    KRadioAction *action;

    QCanvasPixmap pixmap(pixmapDir + "/toolbar/time-musical.png");
    QIconSet icon(pixmap);

    action = new KRadioAction(i18n("&Musical Times"), icon, 0, this,
                              SLOT(slotMusicalTime()),
                              actionCollection(), "time_musical");
    action->setExclusiveGroup("timeMode");
    if (timeMode == 0)
        action->setChecked(true);

    pixmap.load(pixmapDir + "/toolbar/time-real.png");
    icon = QIconSet(pixmap);

    action = new KRadioAction(i18n("&Real Times"), icon, 0, this,
                              SLOT(slotRealTime()),
                              actionCollection(), "time_real");
    action->setExclusiveGroup("timeMode");
    if (timeMode == 1)
        action->setChecked(true);

    pixmap.load(pixmapDir + "/toolbar/time-raw.png");
    icon = QIconSet(pixmap);

    action = new KRadioAction(i18n("Ra&w Times"), icon, 0, this,
                              SLOT(slotRawTime()),
                              actionCollection(), "time_raw");
    action->setExclusiveGroup("timeMode");
    if (timeMode == 2)
        action->setChecked(true);

    createGUI("markereditor.rc");
}

void
MarkerEditor::addCommandToHistory(KCommand *command)
{
    getCommandHistory()->addCommand(command);
    setModified(false);
}

MultiViewCommandHistory*
MarkerEditor::getCommandHistory()
{
    return m_doc->getCommandHistory();
}

void
MarkerEditor::setModified(bool modified)
{
    RG_DEBUG << "MarkerEditor::setModified(" << modified << ")" << endl;

    if (modified) {}
    else {}

    m_modified = modified;
}

void
MarkerEditor::checkModified()
{
    RG_DEBUG << "MarkerEditor::checkModified(" << m_modified << ")"
    << endl;

}

void
MarkerEditor::slotEdit(QListViewItem *i)
{
    RG_DEBUG << "MarkerEditor::slotEdit" << endl;

    if (m_listView->selectionMode() == QListView::NoSelection) {
        // The marker list is empty, so we shouldn't allow editing the
        // <none> placeholder
        return ;
    }

    // Need to get the raw time from the ListViewItem
    //
    MarkerEditorViewItem *item =
        dynamic_cast<MarkerEditorViewItem*>(i);

    if (!item || item->isFake())
        return ;

    MarkerModifyDialog dialog(this,
                              &m_doc->getComposition(),
                              item->getRawTime(),
                              item->text(1),
                              item->text(2));

    if (dialog.exec() == QDialog::Accepted) {
        ModifyMarkerCommand *command =
            new ModifyMarkerCommand(&m_doc->getComposition(),
                                    dialog.getOriginalTime(),
                                    dialog.getTime(),
                                    qstrtostr(dialog.getName()),
                                    qstrtostr(dialog.getDescription()));

        addCommandToHistory(command);
    }


}

void
MarkerEditor::closeEvent(QCloseEvent *e)
{
    emit closing();
    KMainWindow::closeEvent(e);
}

void
MarkerEditor::setDocument(RosegardenGUIDoc *doc)
{
    // reset our pointers
    m_doc = doc;
    m_modified = false;

    slotUpdate();
}

void
MarkerEditor::slotItemClicked(QListViewItem *item)
{
    RG_DEBUG << "MarkerEditor::slotItemClicked" << endl;
    MarkerEditorViewItem *ei =
        dynamic_cast<MarkerEditorViewItem *>(item);

    if (ei && !ei->isFake()) {
        RG_DEBUG << "MarkerEditor::slotItemClicked - "
        << "jump to marker at " << ei->getRawTime() << endl;

        emit jumpToMarker(timeT(ei->getRawTime()));
    }
}

QString
MarkerEditor::makeTimeString(timeT time, int timeMode)
{
    switch (timeMode) {

    case 0:  // musical time
        {
            int bar, beat, fraction, remainder;
            m_doc->getComposition().getMusicalTimeForAbsoluteTime
            (time, bar, beat, fraction, remainder);
            ++bar;
            return QString("%1%2%3-%4%5-%6%7-%8%9   ")
                   .arg(bar / 100)
                   .arg((bar % 100) / 10)
                   .arg(bar % 10)
                   .arg(beat / 10)
                   .arg(beat % 10)
                   .arg(fraction / 10)
                   .arg(fraction % 10)
                   .arg(remainder / 10)
                   .arg(remainder % 10);
        }

    case 1:  // real time
        {
            RealTime rt =
                m_doc->getComposition().getElapsedRealTime(time);
            //        return QString("%1   ").arg(rt.toString().c_str());
            return QString("%1   ").arg(rt.toText().c_str());
        }

    default:
        return QString("%1   ").arg(time);
    }
}

void
MarkerEditor::slotMusicalTime()
{
    kapp->config()->setGroup(MarkerEditorConfigGroup);
    kapp->config()->writeEntry("timemode", 0);
    slotUpdate();
}

void
MarkerEditor::slotRealTime()
{
    kapp->config()->setGroup(MarkerEditorConfigGroup);
    kapp->config()->writeEntry("timemode", 1);
    slotUpdate();
}

void
MarkerEditor::slotRawTime()
{
    kapp->config()->setGroup(MarkerEditorConfigGroup);
    kapp->config()->writeEntry("timemode", 2);
    slotUpdate();
}

}
#include "MarkerEditor.moc"