526 lines
15 KiB
C++
526 lines
15 KiB
C++
/*
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* Strawberry Music Player
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* This code was part of Clementine.
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* Copyright 2010, David Sansome <me@davidsansome.com>
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* Copyright 2013, Jonas Kvinge <jonas@strawbs.net>
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*
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* Strawberry 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 3 of the License, or
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* (at your option) any later version.
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*
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* Strawberry 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
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* GNU 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 Strawberry. If not, see <http://www.gnu.org/licenses/>.
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*
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*/
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#include "config.h"
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#include <qcoreevent.h>
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#include <QtGlobal>
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#include <QWidget>
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#include <QItemSelectionModel>
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#include <QSortFilterProxyModel>
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#include <QAbstractItemView>
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#include <QStyleOptionViewItem>
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#include <QAction>
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#include <QVariant>
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#include <QString>
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#include <QUrl>
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#include <QList>
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#include <QLocale>
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#include <QMap>
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#include <QMessageBox>
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#include <QMenu>
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#include <QMimeData>
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#include <QPainter>
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#include <QPalette>
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#include <QPen>
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#include <QPoint>
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#include <QRect>
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#include <QSet>
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#include <QSize>
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#include <QToolTip>
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#include <QTreeView>
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#include <QHeaderView>
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#include <QWhatsThis>
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#include <QBrush>
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#include <QColor>
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#include <QFont>
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#include <QFontMetrics>
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#include <QPixmap>
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#include <QIcon>
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#include <QLinearGradient>
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#include <QSettings>
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#include <QtEvents>
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#include "core/application.h"
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#include "core/iconloader.h"
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#include "core/mimedata.h"
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#include "core/utilities.h"
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#include "collection/collectionbackend.h"
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#include "collection/collectiondirectorymodel.h"
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#include "collection/collectionmodel.h"
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#include "collection/collectionitem.h"
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#ifndef Q_OS_WIN
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# include "device/devicemanager.h"
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# include "device/devicestatefiltermodel.h"
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#endif
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#include "dialogs/edittagdialog.h"
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#include "organise/organisedialog.h"
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#include "settings/collectionsettingspage.h"
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#include "contextview.h"
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#include "contextalbumsmodel.h"
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#include "contextalbumsview.h"
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ContextItemDelegate::ContextItemDelegate(QObject *parent) : QStyledItemDelegate(parent) {}
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void ContextItemDelegate::paint(QPainter *painter, const QStyleOptionViewItem &opt, const QModelIndex &index) const {
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const bool is_divider = index.data(ContextAlbumsModel::Role_IsDivider).toBool();
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if (is_divider) {
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QString text(index.data().toString());
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painter->save();
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QRect text_rect(opt.rect);
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// Does this item have an icon?
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QPixmap pixmap;
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QVariant decoration = index.data(Qt::DecorationRole);
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if (!decoration.isNull()) {
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if (decoration.canConvert<QPixmap>()) {
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pixmap = decoration.value<QPixmap>();
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}
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else if (decoration.canConvert<QIcon>()) {
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pixmap = decoration.value<QIcon>().pixmap(opt.decorationSize);
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}
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}
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// Draw the icon at the left of the text rectangle
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if (!pixmap.isNull()) {
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QRect icon_rect(text_rect.topLeft(), opt.decorationSize);
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const int padding = (text_rect.height() - icon_rect.height()) / 2;
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icon_rect.adjust(padding, padding, padding, padding);
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text_rect.moveLeft(icon_rect.right() + padding + 6);
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if (pixmap.size() != opt.decorationSize) {
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pixmap = pixmap.scaled(opt.decorationSize, Qt::KeepAspectRatio);
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}
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painter->drawPixmap(icon_rect, pixmap);
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}
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else {
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text_rect.setLeft(text_rect.left() + 30);
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}
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// Draw the text
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QFont bold_font(opt.font);
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bold_font.setBold(true);
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painter->setPen(opt.palette.color(QPalette::Text));
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painter->setFont(bold_font);
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painter->drawText(text_rect, text);
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// Draw the line under the item
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QColor line_color = opt.palette.color(QPalette::Text);
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QLinearGradient grad_color(opt.rect.bottomLeft(), opt.rect.bottomRight());
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const double fade_start_end = (opt.rect.width()/3.0)/opt.rect.width();
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line_color.setAlphaF(0.0);
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grad_color.setColorAt(0, line_color);
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line_color.setAlphaF(0.5);
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grad_color.setColorAt(fade_start_end, line_color);
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grad_color.setColorAt(1.0 - fade_start_end, line_color);
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line_color.setAlphaF(0.0);
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grad_color.setColorAt(1, line_color);
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painter->setPen(QPen(grad_color, 1));
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painter->drawLine(opt.rect.bottomLeft(), opt.rect.bottomRight());
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painter->restore();
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}
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else {
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if (!is_divider) QStyledItemDelegate::paint(painter, opt, index);
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}
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}
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bool ContextItemDelegate::helpEvent(QHelpEvent *event, QAbstractItemView *view, const QStyleOptionViewItem &option, const QModelIndex &index) {
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return true;
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Q_UNUSED(option);
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if (!event || !view) return false;
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QHelpEvent *he = static_cast<QHelpEvent*>(event);
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QString text = displayText(index.data(), QLocale::system());
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if (text.isEmpty() || !he) return false;
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switch (event->type()) {
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case QEvent::ToolTip: {
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QRect displayed_text;
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QSize real_text;
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bool is_elided = false;
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real_text = sizeHint(option, index);
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displayed_text = view->visualRect(index);
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is_elided = displayed_text.width() < real_text.width();
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if (is_elided) {
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QToolTip::showText(he->globalPos(), text, view);
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}
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else if (index.data(Qt::ToolTipRole).isValid()) {
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// If the item has a tooltip text, display it
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QString tooltip_text = index.data(Qt::ToolTipRole).toString();
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QToolTip::showText(he->globalPos(), tooltip_text, view);
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}
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else {
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// in case that another text was previously displayed
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QToolTip::hideText();
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}
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return true;
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}
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case QEvent::QueryWhatsThis:
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return true;
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case QEvent::WhatsThis:
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QWhatsThis::showText(he->globalPos(), text, view);
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return true;
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default:
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break;
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}
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return false;
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}
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ContextAlbumsView::ContextAlbumsView(QWidget *parent)
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: AutoExpandingTreeView(parent),
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app_(nullptr),
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context_menu_(nullptr),
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is_in_keyboard_search_(false),
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model_(nullptr)
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{
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setStyleSheet("border: none;");
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setSizeAdjustPolicy(QAbstractScrollArea::AdjustToContents);
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setItemDelegate(new ContextItemDelegate(this));
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setAttribute(Qt::WA_MacShowFocusRect, false);
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setHeaderHidden(true);
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setAllColumnsShowFocus(true);
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setDragEnabled(true);
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setDragDropMode(QAbstractItemView::DragOnly);
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setSelectionMode(QAbstractItemView::ExtendedSelection);
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SetAddOnDoubleClick(false);
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}
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ContextAlbumsView::~ContextAlbumsView() {}
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void ContextAlbumsView::SaveFocus() {
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QModelIndex current = currentIndex();
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QVariant type = model()->data(current, ContextAlbumsModel::Role_Type);
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if (!type.isValid() || !(type.toInt() == CollectionItem::Type_Song || type.toInt() == CollectionItem::Type_Container || type.toInt() == CollectionItem::Type_Divider)) {
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return;
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}
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last_selected_path_.clear();
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last_selected_song_ = Song();
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last_selected_container_ = QString();
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switch (type.toInt()) {
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case CollectionItem::Type_Song: {
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QModelIndex index = current;
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SongList songs = model_->GetChildSongs(index);
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if (!songs.isEmpty()) {
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last_selected_song_ = songs.last();
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}
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break;
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}
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case CollectionItem::Type_Container:
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case CollectionItem::Type_Divider: {
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break;
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}
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default:
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return;
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}
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SaveContainerPath(current);
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}
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void ContextAlbumsView::SaveContainerPath(const QModelIndex &child) {
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QModelIndex current = model()->parent(child);
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QVariant type = model()->data(current, ContextAlbumsModel::Role_Type);
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if (!type.isValid() || !(type.toInt() == CollectionItem::Type_Container || type.toInt() == CollectionItem::Type_Divider)) {
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return;
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}
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QString text = model()->data(current, ContextAlbumsModel::Role_SortText).toString();
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last_selected_path_ << text;
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SaveContainerPath(current);
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}
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void ContextAlbumsView::RestoreFocus() {
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if (last_selected_container_.isEmpty() && last_selected_song_.url().isEmpty()) {
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return;
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}
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RestoreLevelFocus();
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}
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bool ContextAlbumsView::RestoreLevelFocus(const QModelIndex &parent) {
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if (model()->canFetchMore(parent)) {
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model()->fetchMore(parent);
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}
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int rows = model()->rowCount(parent);
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for (int i = 0; i < rows; i++) {
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QModelIndex current = model()->index(i, 0, parent);
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QVariant type = model()->data(current, ContextAlbumsModel::Role_Type);
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switch (type.toInt()) {
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case CollectionItem::Type_Song:
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if (!last_selected_song_.url().isEmpty()) {
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QModelIndex index = qobject_cast<QSortFilterProxyModel*>(model())->mapToSource(current);
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SongList songs = model_->GetChildSongs(index);
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for (const Song &song : songs) {
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if (song == last_selected_song_) {
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setCurrentIndex(current);
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return true;
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}
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}
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}
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break;
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}
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}
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return false;
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}
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void ContextAlbumsView::ReloadSettings() {
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QSettings settings;
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settings.beginGroup(CollectionSettingsPage::kSettingsGroup);
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SetAutoOpen(settings.value("auto_open", true).toBool());
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if (app_ && model_) {
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model_->set_pretty_covers(settings.value("pretty_covers", true).toBool());
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}
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settings.endGroup();
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}
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void ContextAlbumsView::SetApplication(Application *app) {
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app_ = app;
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model_ = new ContextAlbumsModel(app_->collection_backend(), app_, this);
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model_->Reset();
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setModel(model_);
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connect(model_, SIGNAL(modelAboutToBeReset()), this, SLOT(SaveFocus()));
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connect(model_, SIGNAL(modelReset()), this, SLOT(RestoreFocus()));
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ReloadSettings();
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}
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void ContextAlbumsView::paintEvent(QPaintEvent *event) {
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QTreeView::paintEvent(event);
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}
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void ContextAlbumsView::mouseReleaseEvent(QMouseEvent *e) {
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QTreeView::mouseReleaseEvent(e);
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}
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void ContextAlbumsView::contextMenuEvent(QContextMenuEvent *e) {
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if (!context_menu_) {
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context_menu_ = new QMenu(this);
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add_to_playlist_ = context_menu_->addAction(IconLoader::Load("media-play"), tr("Append to current playlist"), this, SLOT(AddToPlaylist()));
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load_ = context_menu_->addAction(IconLoader::Load("media-play"), tr("Replace current playlist"), this, SLOT(Load()));
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open_in_new_playlist_ = context_menu_->addAction(IconLoader::Load("document-new"), tr("Open in new playlist"), this, SLOT(OpenInNewPlaylist()));
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context_menu_->addSeparator();
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add_to_playlist_enqueue_ = context_menu_->addAction(IconLoader::Load("go-next"), tr("Queue track"), this, SLOT(AddToPlaylistEnqueue()));
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context_menu_->addSeparator();
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organise_ = context_menu_->addAction(IconLoader::Load("edit-copy"), tr("Organise files..."), this, SLOT(Organise()));
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#ifndef Q_OS_WIN
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copy_to_device_ = context_menu_->addAction(IconLoader::Load("device"), tr("Copy to device..."), this, SLOT(CopyToDevice()));
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#endif
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context_menu_->addSeparator();
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edit_track_ = context_menu_->addAction(IconLoader::Load("edit-rename"), tr("Edit track information..."), this, SLOT(EditTracks()));
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edit_tracks_ = context_menu_->addAction(IconLoader::Load("edit-rename"), tr("Edit tracks information..."), this, SLOT(EditTracks()));
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show_in_browser_ = context_menu_->addAction(IconLoader::Load("document-open-folder"), tr("Show in file browser..."), this, SLOT(ShowInBrowser()));
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context_menu_->addSeparator();
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#ifndef Q_OS_WIN
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copy_to_device_->setDisabled(app_->device_manager()->connected_devices_model()->rowCount() == 0);
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connect(app_->device_manager()->connected_devices_model(), SIGNAL(IsEmptyChanged(bool)), copy_to_device_, SLOT(setDisabled(bool)));
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#endif
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}
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context_menu_index_ = indexAt(e->pos());
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if (!context_menu_index_.isValid()) return;
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QModelIndexList selected_indexes = selectionModel()->selectedRows();
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int regular_elements = 0;
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int regular_editable = 0;
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for (const QModelIndex &index : selected_indexes) {
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regular_elements++;
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if(model_->data(index, ContextAlbumsModel::Role_Editable).toBool()) {
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regular_editable++;
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}
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}
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// TODO: check if custom plugin actions should be enabled / visible
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const int songs_selected = regular_elements;
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const bool regular_elements_only = songs_selected == regular_elements && regular_elements > 0;
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// in all modes
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load_->setEnabled(songs_selected);
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add_to_playlist_->setEnabled(songs_selected);
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open_in_new_playlist_->setEnabled(songs_selected);
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add_to_playlist_enqueue_->setEnabled(songs_selected);
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// if neither edit_track not edit_tracks are available, we show disabled edit_track element
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edit_track_->setVisible(regular_editable <= 1);
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edit_track_->setEnabled(regular_editable == 1);
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organise_->setVisible(regular_elements_only);
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#ifndef Q_OS_WIN
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copy_to_device_->setVisible(regular_elements_only);
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#endif
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// only when all selected items are editable
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organise_->setEnabled(regular_elements == regular_editable);
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#ifndef Q_OS_WIN
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copy_to_device_->setEnabled(regular_elements == regular_editable);
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#endif
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context_menu_->popup(e->globalPos());
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}
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void ContextAlbumsView::Load() {
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QMimeData *data = model()->mimeData(selectedIndexes());
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if (MimeData *mime_data = qobject_cast<MimeData*>(data)) {
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mime_data->clear_first_ = true;
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}
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emit AddToPlaylistSignal(data);
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}
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void ContextAlbumsView::AddToPlaylist() {
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emit AddToPlaylistSignal(model()->mimeData(selectedIndexes()));
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}
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void ContextAlbumsView::AddToPlaylistEnqueue() {
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QMimeData *data = model()->mimeData(selectedIndexes());
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if (MimeData* mime_data = qobject_cast<MimeData*>(data)) {
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mime_data->enqueue_now_ = true;
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}
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emit AddToPlaylistSignal(data);
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}
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void ContextAlbumsView::OpenInNewPlaylist() {
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QMimeData *data = model()->mimeData(selectedIndexes());
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if (MimeData* mime_data = qobject_cast<MimeData*>(data)) {
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mime_data->open_in_new_playlist_ = true;
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}
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emit AddToPlaylistSignal(data);
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}
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void ContextAlbumsView::scrollTo(const QModelIndex &index, ScrollHint hint) {
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if (is_in_keyboard_search_)
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QTreeView::scrollTo(index, QAbstractItemView::PositionAtTop);
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else
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QTreeView::scrollTo(index, hint);
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}
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SongList ContextAlbumsView::GetSelectedSongs() const {
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QModelIndexList selected_indexes = selectionModel()->selectedRows();
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return model_->GetChildSongs(selected_indexes);
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}
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void ContextAlbumsView::Organise() {
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if (!organise_dialog_)
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organise_dialog_.reset(new OrganiseDialog(app_->task_manager()));
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organise_dialog_->SetDestinationModel(app_->collection_model()->directory_model());
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organise_dialog_->SetCopy(false);
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if (organise_dialog_->SetSongs(GetSelectedSongs()))
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organise_dialog_->show();
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else {
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QMessageBox::warning(this, tr("Error"), tr("None of the selected songs were suitable for copying to a device"));
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}
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}
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void ContextAlbumsView::EditTracks() {
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if (!edit_tag_dialog_) {
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edit_tag_dialog_.reset(new EditTagDialog(app_, this));
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}
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edit_tag_dialog_->SetSongs(GetSelectedSongs());
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edit_tag_dialog_->show();
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}
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void ContextAlbumsView::CopyToDevice() {
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#ifndef Q_OS_WIN
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if (!organise_dialog_)
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organise_dialog_.reset(new OrganiseDialog(app_->task_manager()));
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organise_dialog_->SetDestinationModel(app_->device_manager()->connected_devices_model(), true);
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organise_dialog_->SetCopy(true);
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organise_dialog_->SetSongs(GetSelectedSongs());
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organise_dialog_->show();
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#endif
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}
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void ContextAlbumsView::ShowInBrowser() {
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QList<QUrl> urls;
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for (const Song &song : GetSelectedSongs()) {
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urls << song.url();
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}
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Utilities::OpenInFileBrowser(urls);
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}
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