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projectsettings.cpp

/***************************************************************************
 *   Copyright (C) 2008 by Jean-Baptiste Mardelle (jb@kdenlive.org)        *
 *                                                                         *
 *   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 Street, Fifth Floor, Boston, MA  02110-1301  USA          *
 ***************************************************************************/

#include "projectsettings.h"
#include "kdenlivesettings.h"
#include "profilesdialog.h"
#include "docclipbase.h"

#include <KStandardDirs>
#include <KMessageBox>
#include <KDebug>
#include <kio/directorysizejob.h>
#include <KIO/NetAccess>

#include <QDir>
#include <kmessagebox.h>

ProjectSettings::ProjectSettings(ClipManager *manager, int videotracks, int audiotracks, const QString projectPath, bool readOnlyTracks, bool savedProject, QWidget * parent) :
        QDialog(parent), m_savedProject(savedProject), m_clipManager(manager), m_deleteUnused(false)
{
    setupUi(this);

    QMap <QString, QString> profilesInfo = ProfilesDialog::getProfilesInfo();
    QMapIterator<QString, QString> i(profilesInfo);
    while (i.hasNext()) {
        i.next();
        profiles_list->addItem(i.key(), i.value());
    }
    project_folder->setMode(KFile::Directory);
    project_folder->setUrl(KUrl(projectPath));
    QString currentProf = KdenliveSettings::current_profile();

    for (int i = 0; i < profiles_list->count(); i++) {
        if (profiles_list->itemData(i).toString() == currentProf) {
            profiles_list->setCurrentIndex(i);
            break;
        }
    }

    m_buttonOk = buttonBox->button(QDialogButtonBox::Ok);
    //buttonOk->setEnabled(false);
    audio_thumbs->setChecked(KdenliveSettings::audiothumbnails());
    video_thumbs->setChecked(KdenliveSettings::videothumbnails());
    audio_tracks->setValue(audiotracks);
    video_tracks->setValue(videotracks);
    if (readOnlyTracks) {
        video_tracks->setEnabled(false);
        audio_tracks->setEnabled(false);
    }
    slotUpdateDisplay();
    if (manager != NULL) {
        slotUpdateFiles();
        connect(clear_cache, SIGNAL(clicked()), this, SLOT(slotClearCache()));
        connect(delete_unused, SIGNAL(clicked()), this, SLOT(slotDeleteUnused()));
    } else tabWidget->widget(1)->setEnabled(false);
    connect(profiles_list, SIGNAL(currentIndexChanged(int)), this, SLOT(slotUpdateDisplay()));
    connect(project_folder, SIGNAL(textChanged(const QString &)), this, SLOT(slotUpdateButton(const QString &)));
}

void ProjectSettings::slotDeleteUnused()
{
    QStringList toDelete;
    QList <DocClipBase*> list = m_clipManager->documentClipList();
    for (int i = 0; i < list.count(); i++) {
        DocClipBase *clip = list.at(i);
        if (clip->numReferences() == 0) {
            KUrl url = clip->fileURL();
            if (!url.isEmpty()) toDelete << url.path();
        }
    }
    if (toDelete.count() == 0) {
        KMessageBox::sorry(this, i18n("No clip to delete"));
        return;
    }
    if (KMessageBox::warningYesNoList(this, i18n("This will remove the following files from your hard drive.\nThis action cannot be undone, only use if you know what you are doing.\nAre you sure you want to continue?"), toDelete, i18n("Delete unused clips")) != KMessageBox::Yes) return;
    m_deleteUnused = true;
    delete_unused->setEnabled(false);
}

bool ProjectSettings::deleteUnused() const
{
    return m_deleteUnused;
}

void ProjectSettings::slotClearCache()
{
    buttonBox->setEnabled(false);
    KIO::NetAccess::del(KUrl(project_folder->url().path(KUrl::AddTrailingSlash) + "thumbs/"), this);
    KStandardDirs::makeDir(project_folder->url().path(KUrl::AddTrailingSlash) + "thumbs/");
    buttonBox->setEnabled(true);
    slotUpdateFiles(true);
}

void ProjectSettings::slotUpdateFiles(bool cacheOnly)
{
    KIO::DirectorySizeJob * job = KIO::directorySize(project_folder->url().path(KUrl::AddTrailingSlash) + "thumbs/");
    job->exec();
    thumbs_count->setText(QString::number(job->totalFiles()));
    thumbs_size->setText(KIO::convertSize(job->totalSize()));
    delete job;
    if (cacheOnly) return;
    int unused = 0;
    int used = 0;
    KIO::filesize_t usedSize = 0;
    KIO::filesize_t unUsedSize = 0;
    QList <DocClipBase*> list = m_clipManager->documentClipList();

    for (int i = 0; i < list.count(); i++) {
        DocClipBase *clip = list.at(i);
        if (clip->numReferences() == 0) {
            unused++;
            unUsedSize += clip->fileSize();
        } else {
            used++;
            usedSize += clip->fileSize();
        }
    }
    used_count->setText(QString::number(used));
    used_size->setText(KIO::convertSize(usedSize));
    unused_count->setText(QString::number(unused));
    unused_size->setText(KIO::convertSize(unUsedSize));
    if (!m_deleteUnused) delete_unused->setEnabled(unused > 0);
}

void ProjectSettings::accept()
{
    if (!m_savedProject && selectedProfile() != KdenliveSettings::current_profile())
        if (KMessageBox::warningContinueCancel(this, i18n("Changing the profile of your project cannot be undone.\nIt is recommended to save your project before attempting this operation that might cause some corruption in transitions.\n Are you sure you want to proceed?"), i18n("Confirm profile change")) == KMessageBox::Cancel) return;
    QDialog::accept();
}

void ProjectSettings::slotUpdateDisplay()
{
    QString currentProfile = profiles_list->itemData(profiles_list->currentIndex()).toString();
    QMap< QString, QString > values = ProfilesDialog::getSettingsFromFile(currentProfile);
    p_size->setText(values.value("width") + 'x' + values.value("height"));
    p_fps->setText(values.value("frame_rate_num") + '/' + values.value("frame_rate_den"));
    p_aspect->setText(values.value("sample_aspect_num") + '/' + values.value("sample_aspect_den"));
    p_display->setText(values.value("display_aspect_num") + '/' + values.value("display_aspect_den"));
    if (values.value("progressive").toInt() == 0) p_progressive->setText(i18n("Interlaced"));
    else p_progressive->setText(i18n("Progressive"));
}

void ProjectSettings::slotUpdateButton(const QString &path)
{
    if (path.isEmpty()) m_buttonOk->setEnabled(false);
    else {
        m_buttonOk->setEnabled(true);
        slotUpdateFiles(true);
    }
}

QString ProjectSettings::selectedProfile() const
{
    return profiles_list->itemData(profiles_list->currentIndex()).toString();
}

KUrl ProjectSettings::selectedFolder() const
{
    return project_folder->url();
}

QPoint ProjectSettings::tracks()
{
    QPoint p;
    p.setX(video_tracks->value());
    p.setY(audio_tracks->value());
    return p;
}

bool ProjectSettings::enableVideoThumbs() const
{
    return video_thumbs->isChecked();
}

bool ProjectSettings::enableAudioThumbs() const
{
    return audio_thumbs->isChecked();
}

#include "projectsettings.moc"



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