Files
cantata/gui/playlistspage.cpp

405 lines
14 KiB
C++

/*
* Cantata
*
* Copyright (c) 2011-2012 Craig Drummond <craig.p.drummond@gmail.com>
*
* ----
*
* 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; see the file COPYING. If not, write to
* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "playlistspage.h"
#include "playlistsmodel.h"
#include "mpdconnection.h"
#include <QtGui/QIcon>
#include <QtGui/QToolButton>
#ifdef ENABLE_KDE_SUPPORT
#include <KDE/KAction>
#include <KDE/KLocale>
#include <KDE/KActionCollection>
#include <KDE/KMessageBox>
#include <KDE/KInputDialog>
#include <KDE/KGlobalSettings>
#else
#include <QtGui/QInputDialog>
#include <QtGui/QAction>
#include <QtGui/QMessageBox>
#endif
PlaylistsPage::PlaylistsPage(MainWindow *p)
: QWidget(p)
, mw(p)
{
setupUi(this);
#ifdef ENABLE_KDE_SUPPORT
renamePlaylistAction = p->actionCollection()->addAction("renameplaylist");
renamePlaylistAction->setText(i18n("Rename"));
#else
renamePlaylistAction = new QAction(tr("Rename"), this);
#endif
renamePlaylistAction->setIcon(QIcon::fromTheme("edit-rename"));
replacePlaylist->setDefaultAction(p->replacePlaylistAction);
libraryUpdate->setDefaultAction(p->refreshAction);
connect(genreCombo, SIGNAL(currentIndexChanged(int)), this, SLOT(searchItems()));
connect(PlaylistsModel::self(), SIGNAL(updateGenres(const QSet<QString> &)), this, SLOT(updateGenres(const QSet<QString> &)));
MainWindow::initButton(replacePlaylist);
MainWindow::initButton(libraryUpdate);
MainWindow::initButton(replacePlaylist);
view->allowGroupedView();
#ifdef ENABLE_KDE_SUPPORT
view->setTopText(i18n("Playlists"));
#else
view->setTopText(tr("Playlists"));
#endif
view->addAction(p->addToPlaylistAction);
view->addAction(p->replacePlaylistAction);
view->addAction(renamePlaylistAction);
view->addAction(p->removeAction);
// view->addAction(p->burnAction);
view->setUniformRowHeights(true);
view->setAcceptDrops(true);
view->setDragDropOverwriteMode(false);
view->setDragDropMode(QAbstractItemView::DragDrop);
proxy.setSourceModel(PlaylistsModel::self());
view->setModel(&proxy);
view->init(p->replacePlaylistAction, p->addToPlaylistAction);
view->setDeleteAction(p->removeAction);
connect(view, SIGNAL(doubleClicked(const QModelIndex &)), this, SLOT(itemDoubleClicked(const QModelIndex &)));
connect(view, SIGNAL(itemsSelected(bool)), SLOT(controlActions()));
connect(view, SIGNAL(searchItems()), this, SLOT(searchItems()));
//connect(this, SIGNAL(add(const QStringList &)), MPDConnection::self(), SLOT(add(const QStringList &)));
connect(this, SIGNAL(loadPlaylist(const QString &, bool)), MPDConnection::self(), SLOT(loadPlaylist(const QString &, bool)));
connect(this, SIGNAL(removePlaylist(const QString &)), MPDConnection::self(), SLOT(removePlaylist(const QString &)));
connect(this, SIGNAL(savePlaylist(const QString &)), MPDConnection::self(), SLOT(savePlaylist(const QString &)));
connect(this, SIGNAL(renamePlaylist(const QString &, const QString &)), MPDConnection::self(), SLOT(renamePlaylist(const QString &, const QString &)));
connect(this, SIGNAL(removeFromPlaylist(const QString &, const QList<quint32> &)), MPDConnection::self(), SLOT(removeFromPlaylist(const QString &, const QList<quint32> &)));
connect(p->savePlaylistAction, SIGNAL(activated()), this, SLOT(savePlaylist()));
connect(renamePlaylistAction, SIGNAL(triggered()), this, SLOT(renamePlaylist()));
connect(PlaylistsModel::self(), SIGNAL(updated(const QModelIndex &)), this, SLOT(updated(const QModelIndex &)));
connect(PlaylistsModel::self(), SIGNAL(playlistRemoved(quint32)), view, SLOT(collectionRemoved(quint32)));
MainWindow::initButton(menuButton);
menuButton->setPopupMode(QToolButton::InstantPopup);
QMenu *menu=new QMenu(this);
menu->addAction(p->addToPlaylistAction);
menu->addAction(p->removeAction);
menu->addAction(renamePlaylistAction);
menuButton->setMenu(menu);
menuButton->setIcon(QIcon::fromTheme("system-run"));
updateGenres(QSet<QString>());
}
PlaylistsPage::~PlaylistsPage()
{
}
void PlaylistsPage::setStartClosed(bool sc)
{
view->setStartClosed(sc);
}
bool PlaylistsPage::isStartClosed()
{
return view->isStartClosed();
}
void PlaylistsPage::updateRows()
{
view->updateRows();
}
void PlaylistsPage::refresh()
{
PlaylistsModel::self()->getPlaylists();
}
void PlaylistsPage::clear()
{
PlaylistsModel::self()->clear();
}
QStringList PlaylistsPage::selectedFiles() const
{
const QModelIndexList &indexes=view->selectedIndexes();
if (0==indexes.size()) {
return QStringList();
}
QModelIndexList mapped;
foreach (const QModelIndex &idx, indexes) {
mapped.append(proxy.mapToSource(idx));
}
return PlaylistsModel::self()->filenames(mapped, true);
}
void PlaylistsPage::addSelectionToPlaylist(bool replace)
{
addItemsToPlayQueue(view->selectedIndexes(), replace);
}
void PlaylistsPage::setView(int mode)
{
bool diff=view->viewMode()!=mode;
view->setMode((ItemView::Mode)mode);
if (diff) {
clear();
refresh();
}
}
void PlaylistsPage::removeItems()
{
QSet<QString> remPlaylists;
QMap<QString, QList<quint32> > remSongs;
QModelIndexList selected = view->selectedIndexes();
foreach(const QModelIndex &index, selected) {
if(index.isValid()) {
QModelIndex realIndex(proxy.mapToSource(index));
if(realIndex.isValid()) {
PlaylistsModel::Item *item=static_cast<PlaylistsModel::Item *>(realIndex.internalPointer());
if(item->isPlaylist()) {
PlaylistsModel::PlaylistItem *pl=static_cast<PlaylistsModel::PlaylistItem *>(item);
remPlaylists.insert(pl->name);
if (remSongs.contains(pl->name)) {
remSongs.remove(pl->name);
}
} else {
PlaylistsModel::SongItem *song=static_cast<PlaylistsModel::SongItem *>(item);
if (!remPlaylists.contains(song->parent->name)) {
remSongs[song->parent->name].append(song->parent->songs.indexOf(song));
}
}
}
}
}
// Should not happen!
if (remPlaylists.isEmpty() && remSongs.isEmpty()) {
return;
}
#ifdef ENABLE_KDE_SUPPORT
if (KMessageBox::No==KMessageBox::warningYesNo(this, i18n("Are you sure you wish to remove the selected items?"), i18n("Remove?"))) {
return;
}
#else
if (QMessageBox::No==QMessageBox::warning(this, tr("Remove?"), tr("Are you sure you wish to remove the selected items?"),
QMessageBox::Yes|QMessageBox::No, QMessageBox::No)) {
return;
}
#endif
foreach (const QString &pl, remPlaylists) {
emit removePlaylist(pl);
}
QMap<QString, QList<quint32> >::ConstIterator it=remSongs.constBegin();
QMap<QString, QList<quint32> >::ConstIterator end=remSongs.constEnd();
for (; it!=end; ++it) {
emit removeFromPlaylist(it.key(), it.value());
}
}
void PlaylistsPage::savePlaylist()
{
#ifdef ENABLE_KDE_SUPPORT
QString name = KInputDialog::getText(i18n("Playlist Name"), i18n("Enter a name for the playlist:"), QString(), 0, this);
#else
QString name = QInputDialog::getText(this, tr("Playlist Name"), tr("Enter a name for the playlist:"));
#endif
if (!name.isEmpty()) {
if (PlaylistsModel::self()->exists(name)) {
#ifdef ENABLE_KDE_SUPPORT
if (KMessageBox::No==KMessageBox::warningYesNo(this, i18n("A playlist named <b>%1</b> already exists!<br/>Overwrite?").arg(name), i18n("Overwrite Playlist?"))) {
#else
if (QMessageBox::No==QMessageBox::warning(this, tr("Overwrite Playlist?"), tr("A playlist named <b>%1</b> already exists!<br/>Overwrite?").arg(name),
QMessageBox::Yes|QMessageBox::No, QMessageBox::No)) {
#endif
return;
}
else {
emit removePlaylist(name);
}
}
emit savePlaylist(name);
}
}
void PlaylistsPage::renamePlaylist()
{
const QModelIndexList items = view->selectedIndexes();
if (items.size() == 1) {
QModelIndex sourceIndex = proxy.mapToSource(items.first());
QString name = PlaylistsModel::self()->data(sourceIndex, Qt::DisplayRole).toString();
#ifdef ENABLE_KDE_SUPPORT
QString newName = KInputDialog::getText(i18n("Rename Playlist"), i18n("Enter new name for playlist:"), name, 0, this);
#else
QString newName = QInputDialog::getText(this, tr("Rename Playlist"), tr("Enter new name for playlist:"), QLineEdit::Normal, name);
#endif
if (!newName.isEmpty()) {
if (PlaylistsModel::self()->exists(newName)) {
#ifdef ENABLE_KDE_SUPPORT
if (KMessageBox::No==KMessageBox::warningYesNo(this, i18n("A playlist named <b>%1</b> already exists!<br/>Overwrite?").arg(newName), i18n("Overwrite Playlist?"))) {
#else
if (QMessageBox::No==QMessageBox::warning(this, tr("Overwrite Playlist?"), tr("A playlist named <b>%1</b> already exists!<br/>Overwrite?").arg(newName),
QMessageBox::Yes|QMessageBox::No, QMessageBox::No)) {
#endif
return;
}
else {
emit removePlaylist(newName);
}
}
emit renamePlaylist(name, newName);
}
}
}
void PlaylistsPage::itemDoubleClicked(const QModelIndex &index)
{
if (
#ifdef ENABLE_KDE_SUPPORT
KGlobalSettings::singleClick() ||
#endif
!static_cast<PlaylistsModel::Item *>(proxy.mapToSource(index).internalPointer())->isPlaylist()) {
QModelIndexList indexes;
indexes.append(index);
addItemsToPlayQueue(indexes, false);
}
}
void PlaylistsPage::addItemsToPlayQueue(const QModelIndexList &indexes, bool replace)
{
if (0==indexes.size()) {
return;
}
// If we only have 1 item selected, see if it is a playlist. If so, we might be able to
// just ask MPD to load it...
if (1==indexes.count()) {
QModelIndex idx=proxy.mapToSource(*(indexes.begin()));
PlaylistsModel::Item *item=static_cast<PlaylistsModel::Item *>(idx.internalPointer());
if (item->isPlaylist()) {
bool loadable=true;
foreach (const PlaylistsModel::SongItem *s, static_cast<PlaylistsModel::PlaylistItem*>(item)->songs) {
if (s->file.startsWith("http:/")) {
loadable=false; // Can't just load playlist, might need to parse HTTP...
break;
}
}
if (loadable) {
emit loadPlaylist(static_cast<PlaylistsModel::PlaylistItem*>(item)->name, replace);
return;
}
}
}
QModelIndexList mapped;
foreach (const QModelIndex &idx, indexes) {
mapped.prepend(proxy.mapToSource(idx));
}
QStringList files=PlaylistsModel::self()->filenames(mapped);
if (!files.isEmpty()) {
emit add(files, replace);
view->clearSelection();
}
}
void PlaylistsPage::controlActions()
{
QModelIndexList selected=view->selectedIndexes();
bool enable=false;
if (1==selected.count()) {
QModelIndex index = proxy.mapToSource(selected.first());
PlaylistsModel::Item *item=static_cast<PlaylistsModel::Item *>(index.internalPointer());
if (item && item->isPlaylist()) {
enable=true;
}
}
renamePlaylistAction->setEnabled(enable);
renamePlaylistAction->setEnabled(enable);
mw->removeAction->setEnabled(selected.count()>0);
mw->replacePlaylistAction->setEnabled(selected.count()>0);
mw->addToPlaylistAction->setEnabled(selected.count()>0);
}
void PlaylistsPage::searchItems()
{
bool updated=proxy.update(view->searchText().trimmed(), genreCombo->currentIndex()<=0 ? QString() : genreCombo->currentText());
if (proxy.enabled()) {
view->expandAll();
} else if(updated) {
view->updateRows();
}
}
void PlaylistsPage::updated(const QModelIndex &index)
{
view->updateRows(proxy.mapFromSource(index));
}
void PlaylistsPage::updateGenres(const QSet<QString> &g)
{
if (genreCombo->count() && g==genres) {
return;
}
genres=g;
QStringList entries=g.toList();
qSort(entries);
#ifdef ENABLE_KDE_SUPPORT
entries.prepend(i18n("All Genres"));
#else
entries.prepend(tr("All Genres"));
#endif
QString currentFilter = genreCombo->currentIndex() ? genreCombo->currentText() : QString();
genreCombo->clear();
genreCombo->addItems(entries);
if (0==genres.count()) {
genreCombo->setCurrentIndex(0);
} else {
if (!currentFilter.isEmpty()) {
bool found=false;
for (int i=1; i<genreCombo->count() && !found; ++i) {
if (genreCombo->itemText(i) == currentFilter) {
genreCombo->setCurrentIndex(i);
found=true;
}
}
if (!found) {
genreCombo->setCurrentIndex(0);
}
}
}
}