Files
cantata/gui/playlistspage.cpp
2013-10-10 20:30:02 +00:00

366 lines
13 KiB
C++

/*
* Cantata
*
* Copyright (c) 2011-2013 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 "messagebox.h"
#include "inputdialog.h"
#include "localize.h"
#include "icons.h"
#include "stdactions.h"
#include "actioncollection.h"
#include "mpdconnection.h"
#include <QMenu>
#ifndef ENABLE_KDE_SUPPORT
#include <QStyle>
#endif
PlaylistsPage::PlaylistsPage(QWidget *p)
: QWidget(p)
{
setupUi(this);
renamePlaylistAction = ActionCollection::get()->createAction("renameplaylist", i18n("Rename"), "edit-rename");
replacePlayQueue->setDefaultAction(StdActions::self()->replacePlayQueueAction);
libraryUpdate->setDefaultAction(StdActions::self()->refreshAction);
searchButton->setDefaultAction(StdActions::self()->searchAction);
connect(genreCombo, SIGNAL(currentIndexChanged(int)), this, SLOT(searchItems()));
connect(PlaylistsModel::self(), SIGNAL(updateGenres(const QSet<QString> &)), genreCombo, SLOT(update(const QSet<QString> &)));
view->allowGroupedView();
view->addAction(StdActions::self()->addToPlayQueueAction);
view->addAction(StdActions::self()->replacePlayQueueAction);
view->addAction(StdActions::self()->addWithPriorityAction);
#ifdef ENABLE_DEVICES_SUPPORT
view->addAction(StdActions::self()->copyToDeviceAction);
#endif
view->addAction(renamePlaylistAction);
view->addAction(StdActions::self()->removeAction);
view->setUniformRowHeights(true);
view->setAcceptDrops(true);
view->setDragDropOverwriteMode(false);
view->setDragDropMode(QAbstractItemView::DragDrop);
proxy.setSourceModel(PlaylistsModel::self());
view->setModel(&proxy);
view->setDeleteAction(StdActions::self()->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(view, SIGNAL(rootIndexSet(QModelIndex)), this, SLOT(updateGenres(QModelIndex)));
//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(StdActions::self()->savePlayQueueAction, SIGNAL(triggered(bool)), this, SLOT(savePlaylist()));
connect(renamePlaylistAction, SIGNAL(triggered(bool)), 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)));
QMenu *menu=new QMenu(this);
menu->addAction(StdActions::self()->addToPlayQueueAction);
menu->addAction(StdActions::self()->addWithPriorityAction);
menu->addAction(StdActions::self()->removeAction);
menu->addAction(renamePlaylistAction);
menuButton->setMenu(menu);
}
PlaylistsPage::~PlaylistsPage()
{
}
void PlaylistsPage::setStartClosed(bool sc)
{
view->setStartClosed(sc);
}
bool PlaylistsPage::isStartClosed()
{
return view->isStartClosed();
}
void PlaylistsPage::updateRows()
{
view->updateRows();
}
void PlaylistsPage::refresh()
{
view->setLevel(0);
PlaylistsModel::self()->getPlaylists();
}
void PlaylistsPage::clear()
{
PlaylistsModel::self()->clear();
}
//QStringList PlaylistsPage::selectedFiles() const
//{
// QModelIndexList indexes=view->selectedIndexes();
// if (indexes.isEmpty()) {
// 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, quint8 priorty)
{
addItemsToPlayQueue(view->selectedIndexes(), replace, priorty);
}
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;
}
if (remPlaylists.count() &&
MessageBox::No==MessageBox::warningYesNo(this, i18n("Are you sure you wish to remove the selected playlists?\nThis cannot be undone."),
i18n("Remove Playlists"), StdGuiItem::remove(), StdGuiItem::cancel())) {
return;
}
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()
{
QString name = InputDialog::getText(i18n("Playlist Name"), i18n("Enter a name for the playlist:"), QString(), 0, this);
if (!name.isEmpty()) {
if (PlaylistsModel::self()->exists(name)) {
if (MessageBox::No==MessageBox::warningYesNo(this, i18n("A playlist named <b>%1</b> already exists!<br/>Overwrite?", name),
i18n("Overwrite Playlist"), StdGuiItem::overwrite(), StdGuiItem::cancel())) {
return;
}
else {
emit removePlaylist(name);
}
}
emit savePlaylist(name);
}
}
void PlaylistsPage::renamePlaylist()
{
const QModelIndexList items = view->selectedIndexes(false); // Dont need sorted selection here...
if (1==items.size()) {
QModelIndex sourceIndex = proxy.mapToSource(items.first());
QString name = PlaylistsModel::self()->data(sourceIndex, Qt::DisplayRole).toString();
QString newName = InputDialog::getText(i18n("Rename Playlist"), i18n("Enter new name for playlist:"), name, 0, this);
if (!newName.isEmpty() && name!=newName) {
if (PlaylistsModel::self()->exists(newName)) {
if (MessageBox::No==MessageBox::warningYesNo(this, i18n("A playlist named <b>%1</b> already exists!<br/>Overwrite?", newName),
i18n("Overwrite Playlist"), StdGuiItem::overwrite(), StdGuiItem::cancel())) {
return;
}
else {
emit removePlaylist(newName);
}
}
emit renamePlaylist(name, newName);
}
}
}
void PlaylistsPage::itemDoubleClicked(const QModelIndex &index)
{
if (
#ifdef ENABLE_KDE_SUPPORT
KGlobalSettings::singleClick()
#else
style()->styleHint(QStyle::SH_ItemView_ActivateItemOnSingleClick, 0, this)
#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, quint8 priorty)
{
if (indexes.isEmpty()) {
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() && 0==priorty) {
QModelIndex idx=proxy.mapToSource(*(indexes.begin()));
PlaylistsModel::Item *item=static_cast<PlaylistsModel::Item *>(idx.internalPointer());
if (item->isPlaylist()) {
emit loadPlaylist(static_cast<PlaylistsModel::PlaylistItem*>(item)->name, replace);
return;
}
}
QModelIndexList mapped;
foreach (const QModelIndex &idx, indexes) {
mapped.append(proxy.mapToSource(idx));
}
QStringList files=PlaylistsModel::self()->filenames(mapped);
if (!files.isEmpty()) {
emit add(files, replace, priorty);
view->clearSelection();
}
}
#ifdef ENABLE_DEVICES_SUPPORT
QList<Song> PlaylistsPage::selectedSongs() const
{
QModelIndexList selected = view->selectedIndexes();
if (selected.isEmpty()) {
return QList<Song>();
}
QModelIndexList mapped;
foreach (const QModelIndex &idx, selected) {
mapped.append(proxy.mapToSource(idx));
}
return PlaylistsModel::self()->songs(mapped);
}
void PlaylistsPage::addSelectionToDevice(const QString &udi)
{
QList<Song> songs=selectedSongs();
if (!songs.isEmpty()) {
emit addToDevice(QString(), udi, songs);
view->clearSelection();
}
}
#endif
void PlaylistsPage::controlActions()
{
QModelIndexList selected=view->selectedIndexes(false); // Dont need sorted selection here...
bool canRename=false;
bool enableActions=selected.count()>0;
if (1==selected.count()) {
QModelIndex index = proxy.mapToSource(selected.first());
PlaylistsModel::Item *item=static_cast<PlaylistsModel::Item *>(index.internalPointer());
if (item && item->isPlaylist()) {
canRename=true;
}
}
renamePlaylistAction->setEnabled(canRename);
StdActions::self()->removeAction->setEnabled(enableActions);
StdActions::self()->replacePlayQueueAction->setEnabled(enableActions);
StdActions::self()->addToPlayQueueAction->setEnabled(enableActions);
StdActions::self()->addWithPriorityAction->setEnabled(enableActions);
#ifdef ENABLE_DEVICES_SUPPORT
StdActions::self()->copyToDeviceAction->setEnabled(enableActions);
#endif
menuButton->controlState();
}
void PlaylistsPage::searchItems()
{
QString text=view->searchText().trimmed();
bool updated=proxy.update(text, genreCombo->currentIndex()<=0 ? QString() : genreCombo->currentText());
if (proxy.enabled() && !proxy.filterText().isEmpty()) {
view->expandAll();
}
if(updated) {
view->updateRows();
}
}
void PlaylistsPage::updated(const QModelIndex &index)
{
view->updateRows(proxy.mapFromSource(index));
}
void PlaylistsPage::updateGenres(const QModelIndex &idx)
{
if (idx.isValid()) {
QModelIndex m=proxy.mapToSource(idx);
if (m.isValid() && static_cast<PlaylistsModel::Item *>(m.internalPointer())->isPlaylist()) {
genreCombo->update(static_cast<PlaylistsModel::PlaylistItem *>(m.internalPointer())->genres);
return;
}
}
genreCombo->update(PlaylistsModel::self()->genres());
}