472 lines
16 KiB
C++
472 lines
16 KiB
C++
/*
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* Cantata
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*
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* Copyright (c) 2011-2012 Craig Drummond <craig.p.drummond@gmail.com>
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*
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* ----
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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* Boston, MA 02110-1301, USA.
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*/
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#include "streamspage.h"
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#include "streamdialog.h"
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#include "streamcategorydialog.h"
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#include "mpdconnection.h"
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#include <QtGui/QIcon>
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#include <QtGui/QToolButton>
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#ifdef ENABLE_KDE_SUPPORT
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#include <KDE/KAction>
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#include <KDE/KLocale>
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#include <KDE/KActionCollection>
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#include <KDE/KMessageBox>
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#include <KDE/KFileDialog>
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#include <KDE/KInputDialog>
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#else
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#include <QtGui/QInputDialog>
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#include <QtGui/QAction>
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#include <QtGui/QMessageBox>
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#include <QtGui/QFileDialog>
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#include <QtCore/QDir>
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#endif
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StreamsPage::StreamsPage(MainWindow *p)
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: QWidget(p)
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, enabled(false)
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, mw(p)
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{
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setupUi(this);
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#ifdef ENABLE_KDE_SUPPORT
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importAction = p->actionCollection()->addAction("importstreams");
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importAction->setText(i18n("Import Streams"));
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exportAction = p->actionCollection()->addAction("exportstreams");
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exportAction->setText(i18n("Export Streams"));
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addAction = p->actionCollection()->addAction("addstream");
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addAction->setText(i18n("Add Stream"));
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editAction = p->actionCollection()->addAction("editstream");
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editAction->setText(i18n("Edit"));
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#else
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importAction = new QAction(tr("Import Streams"), this);
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exportAction = new QAction(tr("Export Streams"), this);
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addAction = new QAction(tr("Add Stream"), this);
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editAction = new QAction(tr("Edit"), this);
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#endif
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importAction->setIcon(QIcon::fromTheme("document-import"));
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exportAction->setIcon(QIcon::fromTheme("document-export"));
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addAction->setIcon(QIcon::fromTheme("list-add"));
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editAction->setIcon(QIcon::fromTheme("document-edit"));
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replacePlaylist->setDefaultAction(p->replacePlaylistAction);
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// connect(view, SIGNAL(itemsSelected(bool)), addToPlaylist, SLOT(setEnabled(bool)));
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connect(view, SIGNAL(doubleClicked(const QModelIndex &)), this, SLOT(itemDoubleClicked(const QModelIndex &)));
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connect(view, SIGNAL(searchItems()), this, SLOT(searchItems()));
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connect(view, SIGNAL(itemsSelected(bool)), SLOT(controlActions()));
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connect(addAction, SIGNAL(triggered(bool)), this, SLOT(add()));
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connect(editAction, SIGNAL(triggered(bool)), this, SLOT(edit()));
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connect(importAction, SIGNAL(triggered(bool)), this, SLOT(importXml()));
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connect(exportAction, SIGNAL(triggered(bool)), this, SLOT(exportXml()));
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connect(genreCombo, SIGNAL(currentIndexChanged(int)), this, SLOT(searchItems()));
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connect(&model, SIGNAL(updateGenres(const QSet<QString> &)), SLOT(updateGenres(const QSet<QString> &)));
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MainWindow::initButton(menuButton);
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menuButton->setPopupMode(QToolButton::InstantPopup);
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QMenu *menu=new QMenu(this);
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menu->addAction(addAction);
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menu->addAction(p->removeAction);
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menu->addAction(editAction);
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menu->addAction(importAction);
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menu->addAction(exportAction);
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menuButton->setMenu(menu);
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menuButton->setIcon(QIcon::fromTheme("system-run"));
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MainWindow::initButton(replacePlaylist);
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replacePlaylist->setEnabled(false);
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#ifdef ENABLE_KDE_SUPPORT
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view->setTopText(i18n("Streams"));
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#else
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view->setTopText(tr("Streams"));
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#endif
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// view->addAction(p->addToPlaylistAction);
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view->addAction(p->replacePlaylistAction);
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view->addAction(editAction);
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view->addAction(exportAction);
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view->addAction(p->removeAction);
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proxy.setSourceModel(&model);
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view->setModel(&proxy);
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view->setDeleteAction(p->removeAction);
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view->init(p->replacePlaylistAction, 0);
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updateGenres(QSet<QString>());
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}
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StreamsPage::~StreamsPage()
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{
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}
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void StreamsPage::setEnabled(bool e)
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{
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if (e==enabled) {
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return;
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}
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enabled=e;
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if (enabled) {
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refresh();
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}
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}
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void StreamsPage::refresh()
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{
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if (enabled) {
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model.reload();
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exportAction->setEnabled(model.rowCount()>0);
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}
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}
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void StreamsPage::save()
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{
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model.save(true);
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}
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void StreamsPage::addSelectionToPlaylist(bool replace)
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{
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addItemsToPlayQueue(view->selectedIndexes(), replace);
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}
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void StreamsPage::addItemsToPlayQueue(const QModelIndexList &indexes, bool replace)
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{
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if (0==indexes.size()) {
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return;
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}
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QModelIndexList mapped;
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foreach (const QModelIndex &idx, indexes) {
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mapped.append(proxy.mapToSource(idx));
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}
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QStringList files=model.filenames(mapped);
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if (!files.isEmpty()) {
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emit add(files, replace);
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view->clearSelection();
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}
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}
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void StreamsPage::itemDoubleClicked(const QModelIndex &index)
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{
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if (!static_cast<StreamsModel::Item *>(proxy.mapToSource(index).internalPointer())->isCategory()) {
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QModelIndexList indexes;
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indexes.append(index);
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addItemsToPlayQueue(indexes, false);
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}
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}
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void StreamsPage::updateGenres(const QSet<QString> &g)
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{
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if (genreCombo->count() && g==genres) {
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return;
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}
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genres=g;
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QStringList entries=g.toList();
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qSort(entries);
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#ifdef ENABLE_KDE_SUPPORT
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entries.prepend(i18n("All Genres"));
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#else
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entries.prepend(tr("All Genres"));
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#endif
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QString currentFilter = genreCombo->currentIndex() ? genreCombo->currentText() : QString();
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genreCombo->clear();
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genreCombo->addItems(entries);
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if (0==genres.count()) {
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genreCombo->setCurrentIndex(0);
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} else {
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if (!currentFilter.isEmpty()) {
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bool found=false;
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for (int i=1; i<genreCombo->count() && !found; ++i) {
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if (genreCombo->itemText(i) == currentFilter) {
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genreCombo->setCurrentIndex(i);
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found=true;
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}
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}
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if (!found) {
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genreCombo->setCurrentIndex(0);
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}
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}
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}
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}
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void StreamsPage::importXml()
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{
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#ifdef ENABLE_KDE_SUPPORT
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QString fileName=KFileDialog::getOpenFileName(KUrl(), i18n("*.cantata|Cantata Streams"), this, i18n("Import Streams"));
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#else
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QString fileName=QFileDialog::getOpenFileName(this, tr("Import Streams"), QDir::homePath(), tr("Cantata Streams (*.cantata)"));
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#endif
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if (fileName.isEmpty()) {
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return;
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}
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if (!model.import(fileName)) {
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#ifdef ENABLE_KDE_SUPPORT
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KMessageBox::error(this, i18n("Failed to import <b>%1</b>!<br/>Please check this is of the correct type.", fileName));
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#else
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QMessageBox::critical(this, tr("Error"), tr("Failed to import <b>%1</b>!<br/>Please check this is of the correct type.").arg(fileName));
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#endif
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}
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}
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void StreamsPage::exportXml()
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{
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QModelIndexList selected=view->selectedIndexes();
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QSet<StreamsModel::Item *> items;
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QSet<StreamsModel::Item *> categories;
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foreach (const QModelIndex &idx, selected) {
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QModelIndex i=proxy.mapToSource(idx);
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StreamsModel::Item *itm=static_cast<StreamsModel::Item *>(i.internalPointer());
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if (itm->isCategory()) {
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if (!categories.contains(itm)) {
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categories.insert(itm);
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}
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foreach (StreamsModel::StreamItem *s, static_cast<StreamsModel::CategoryItem *>(itm)->streams) {
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items.insert(s);
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}
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} else {
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items.insert(itm);
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categories.insert(static_cast<StreamsModel::StreamItem *>(itm)->parent);
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}
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}
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QString name;
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if (1==categories.count()) {
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name=static_cast<StreamsModel::StreamItem *>(*(categories.begin()))->name+QLatin1String(".cantata");
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}
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#ifdef ENABLE_KDE_SUPPORT
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QString fileName=KFileDialog::getSaveFileName(name, i18n("*.cantata|Cantata Streams"), this, i18n("Export Streams"));
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#else
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QString fileName=QFileDialog::getSaveFileName(this, tr("Export Streams"), name, tr("Cantata Streams (*.cantata)"));
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#endif
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if (fileName.isEmpty()) {
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return;
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}
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if (!model.save(fileName, categories+items)) {
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#ifdef ENABLE_KDE_SUPPORT
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KMessageBox::error(this, i18n("Failed to create <b>%1</b>!", fileName));
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#else
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QMessageBox::critical(this, tr("Error"), tr("Failed to create <b>%1</b>!").arg(fileName));
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#endif
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}
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}
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void StreamsPage::add()
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{
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StreamDialog dlg(getCategories(), getGenres(), model.urlHandlers(), this);
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if (QDialog::Accepted==dlg.exec()) {
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QString name=dlg.name();
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QString url=dlg.url();
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QString cat=dlg.category();
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QString existing=model.name(cat, url);
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if (!existing.isEmpty()) {
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#ifdef ENABLE_KDE_SUPPORT
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KMessageBox::error(this, i18n("Stream already exists!<br/><b>%1</b>", existing));
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#else
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QMessageBox::critical(this, tr("Error"), tr("Stream already exists!<br/><b>%1</b>").arg(existing));
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#endif
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return;
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}
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if (!model.add(cat, name, dlg.genre(), dlg.icon(), url)) {
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#ifdef ENABLE_KDE_SUPPORT
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KMessageBox::error(this, i18n("A stream named <b>%1</b> already exists!", name));
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#else
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QMessageBox::critical(this, tr("Error"), tr("A stream named <b>%1</b> already exists!").arg(name));
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#endif
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}
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}
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exportAction->setEnabled(model.rowCount()>0);
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}
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void StreamsPage::removeItems()
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{
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QStringList streams;
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QModelIndexList selected = view->selectedIndexes();
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if (0==selected.size()) {
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return;
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}
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QModelIndex firstIndex=proxy.mapToSource(selected.first());
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QString firstName=model.data(firstIndex, Qt::DisplayRole).toString();
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#ifdef ENABLE_KDE_SUPPORT
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if (KMessageBox::No==KMessageBox::warningYesNo(this, selected.size()>1 ? i18n("Are you sure you wish to remove the %1 selected streams?").arg(selected.size())
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: i18n("Are you sure you wish to remove <b>%1</b>?").arg(firstName),
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selected.size()>1 ? i18n("Remove Streams?") : i18n("Remove Stream?"))) {
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return;
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}
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#else
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if (QMessageBox::No==QMessageBox::warning(this, selected.size()>1 ? tr("Remove Streams?") : tr("Remove Stream?"),
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selected.size()>1 ? tr("Are you sure you wish to remove the %1 selected streams?").arg(selected.size())
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: tr("Are you sure you wish to remove <b>%1</b>?").arg(firstName),
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QMessageBox::Yes|QMessageBox::No, QMessageBox::No)) {
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return;
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}
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#endif
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// Ensure that if we have a category selected, we dont also try to remove one of its children
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QSet<StreamsModel::CategoryItem *> removeCategories;
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QList<StreamsModel::StreamItem *> removeStreams;
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QModelIndexList remove;
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//..obtain catagories to remove...
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foreach(QModelIndex index, selected) {
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QModelIndex idx=proxy.mapToSource(index);
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StreamsModel::Item *item=static_cast<StreamsModel::Item *>(idx.internalPointer());
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if (item->isCategory()) {
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removeCategories.insert(static_cast<StreamsModel::CategoryItem *>(item));
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}
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}
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// Obtain streams in non-selected categories...
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foreach(QModelIndex index, selected) {
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QModelIndex idx=proxy.mapToSource(index);
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StreamsModel::Item *item=static_cast<StreamsModel::Item *>(idx.internalPointer());
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if (!item->isCategory()) {
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removeStreams.append(static_cast<StreamsModel::StreamItem *>(item));
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}
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}
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foreach (StreamsModel::CategoryItem *i, removeCategories) {
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model.removeCategory(i);
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}
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foreach (StreamsModel::StreamItem *i, removeStreams) {
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model.removeStream(i);
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}
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model.updateGenres();
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exportAction->setEnabled(model.rowCount()>0);
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}
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void StreamsPage::edit()
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{
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QStringList streams;
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QModelIndexList selected = view->selectedIndexes();
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if (1!=selected.size()) {
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return;
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}
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QModelIndex index=proxy.mapToSource(selected.first());
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StreamsModel::Item *item=static_cast<StreamsModel::Item *>(index.internalPointer());
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QString name=item->name;
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QString icon=item->icon;
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if (item->isCategory()) {
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StreamCategoryDialog dlg(getCategories(), this);
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dlg.setEdit(name, icon);
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if (QDialog::Accepted==dlg.exec()) {
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model.editCategory(index, dlg.name(), dlg.icon());
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}
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return;
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}
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StreamDialog dlg(getCategories(), getGenres(), model.urlHandlers(), this);
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StreamsModel::StreamItem *stream=static_cast<StreamsModel::StreamItem *>(item);
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QString url=stream->url.toString();
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QString cat=stream->parent->name;
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QString genre=stream->genre;
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dlg.setEdit(cat, name, genre, icon, url);
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if (QDialog::Accepted==dlg.exec()) {
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QString newName=dlg.name();
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#ifdef ENABLE_KDE_SUPPORT
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QString newIcon=dlg.icon();
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#else
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QString newIcon;
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#endif
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QString newUrl=dlg.url();
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QString newCat=dlg.category();
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QString newGenre=dlg.genre();
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QString existingNameForUrl=newUrl!=url ? model.name(newCat, newUrl) : QString();
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//
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if (!existingNameForUrl.isEmpty()) {
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#ifdef ENABLE_KDE_SUPPORT
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KMessageBox::error(this, i18n("Stream already exists!<br/><b>%1 (%2)</b>", existingNameForUrl, newCat));
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#else
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QMessageBox::critical(this, tr("Error"), tr("Stream already exists!<br/><b>%1 (%2)</b>").arg(existingNameForUrl).arg(newCat));
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#endif
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} else if (newName!=name && model.entryExists(newCat, newName)) {
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#ifdef ENABLE_KDE_SUPPORT
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KMessageBox::error(this, i18n("A stream named <b>%1 (%2)</b> already exists!", newName, newCat));
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#else
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QMessageBox::critical(this, tr("Error"), tr("A stream named <b>%1 (%2)</b> already exists!").arg(newName).arg(newCat));
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#endif
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} else {
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model.editStream(index, cat, newCat, newName, newGenre, newIcon, newUrl);
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}
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}
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}
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void StreamsPage::controlActions()
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{
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QModelIndexList selected=view->selectedIndexes();
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editAction->setEnabled(1==selected.size());
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replacePlaylist->setEnabled(selected.count());
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mw->removeAction->setEnabled(selected.count());
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exportAction->setEnabled(model.rowCount());
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mw->replacePlaylistAction->setEnabled(selected.count());
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}
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void StreamsPage::searchItems()
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{
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proxy.update(view->searchText().trimmed(), genreCombo->currentIndex()<=0 ? QString() : genreCombo->currentText());
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if (proxy.enabled()) {
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view->expandAll();
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}
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}
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QStringList StreamsPage::getCategories()
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{
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QStringList categories;
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for(int i=0; i<model.rowCount(); ++i) {
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QModelIndex idx=model.index(i, 0, QModelIndex());
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if (idx.isValid()) {
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categories.append(static_cast<StreamsModel::Item *>(idx.internalPointer())->name);
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}
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}
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if (categories.isEmpty()) {
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#ifdef ENABLE_KDE_SUPPORT
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categories.append(i18n("General"));
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#else
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categories.append(tr("General"));
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#endif
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}
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qSort(categories);
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return categories;
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}
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QStringList StreamsPage::getGenres()
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{
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QStringList g=genres.toList();
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qSort(g);
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return g;
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} |