/***************************************************************************
* Copyright (C) 2009-2015 by Ilya Kotov *
* forkotov02@ya.ru *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the *
* Free Software Foundation, Inc., *
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. *
***************************************************************************/
#include <QAction>
#include <QApplication>
#include <QStyle>
#include <QKeyEvent>
#include <QStandardItemModel>
#include <QSortFilterProxyModel>
#include <QIcon>
#include <qmmpui/playlistmanager.h>
#include "playlistbrowser.h"
PlayListBrowser::PlayListBrowser(PlayListManager *manager, QWidget *parent) : QDialog(parent)
{
setAttribute(Qt::WA_DeleteOnClose, true);
setAttribute(Qt::WA_QuitOnClose, false);
setWindowModality(Qt::NonModal);
m_ui.setupUi(this);
m_ui.filterLineEdit->installEventFilter(this);
m_pl_manager = manager;
connect(m_pl_manager, SIGNAL(playListsChanged()), SLOT(updateList()));
connect(m_ui.newButton, SIGNAL(clicked()), m_pl_manager, SLOT(createPlayList()));
//actions
QAction *renameAct = new QAction(tr("Rename"), this);
QAction *removeAct = new QAction(QIcon::fromTheme("window-close"), tr("Delete"), this);
connect(renameAct,SIGNAL(triggered()), SLOT(rename()));
connect(removeAct,SIGNAL(triggered()), SLOT(on_deleteButton_clicked()));
m_ui.listView->setContextMenuPolicy(Qt::ActionsContextMenu);
m_ui.listView->addAction(renameAct);
m_ui.listView->addAction(removeAct);
m_listModel = new QStandardItemModel(this);
m_proxyModel = new QSortFilterProxyModel(this);
m_proxyModel->setDynamicSortFilter(true);
m_proxyModel->setFilterCaseSensitivity(Qt::CaseInsensitive);
m_proxyModel->setSourceModel(m_listModel);
m_ui.listView->setModel(m_proxyModel);
m_ui.downButton->setIcon(QApplication::style()->standardIcon(QStyle::SP_ArrowDown));
m_ui.upButton->setIcon(QApplication::style()->standardIcon(QStyle::SP_ArrowUp));
m_ui.newButton->setIcon(QIcon::fromTheme("document-new"));
m_ui.deleteButton->setIcon(QIcon::fromTheme("edit-delete"));
connect(m_listModel, SIGNAL(itemChanged(QStandardItem*)), SLOT(updatePlayListName(QStandardItem*)));
connect(m_ui.listView->selectionModel(), SIGNAL(currentRowChanged(QModelIndex,QModelIndex)),
SLOT(updateCurrentRow(QModelIndex,QModelIndex)));
updateList();
}
PlayListBrowser::~PlayListBrowser()
{}
void PlayListBrowser::updateList()
{
m_ui.listView->selectionModel()->blockSignals(true);
m_listModel->clear();
for(PlayListModel *model : m_pl_manager->playLists())
{
QStandardItem *item = new QStandardItem(model->name());
if(m_pl_manager->currentPlayList() == model)
{
QFont font = item->font();
font.setBold(true);
item->setFont(font);
}
m_listModel->appendRow(item);
if(m_pl_manager->selectedPlayList() == model)
{
m_ui.listView->setCurrentIndex(m_proxyModel->mapFromSource(m_listModel->indexFromItem(item)));
}
}
m_ui.listView->selectionModel()->blockSignals(false);
}
void PlayListBrowser::on_filterLineEdit_textChanged(const QString &str)
{
m_ui.listView->selectionModel()->blockSignals(true);
m_proxyModel->setFilterFixedString(str);
m_ui.listView->selectionModel()->blockSignals(false);
}
void PlayListBrowser::on_listView_activated(const QModelIndex &index)
{
int row = m_proxyModel->mapToSource(index).row();
if(row >= 0)
{
m_pl_manager->activatePlayList(row);
m_pl_manager->selectPlayList(row);
}
}
void PlayListBrowser::updatePlayListName(QStandardItem *item)
{
disconnect(m_pl_manager, SIGNAL(playListsChanged()), this, SLOT(updateList()));
m_pl_manager->playListAt(item->row())->setName(item->text());
connect(m_pl_manager, SIGNAL(playListsChanged()), SLOT(updateList()));
}
void PlayListBrowser::updateCurrentRow(QModelIndex index, QModelIndex)
{
int row = m_proxyModel->mapToSource(index).row();
if(row >= 0)
m_pl_manager->selectPlayList(row);
}
void PlayListBrowser::rename()
{
QModelIndex index = m_ui.listView->currentIndex();
if(!index.isValid())
return;
m_ui.listView->edit(index);
}
void PlayListBrowser::on_deleteButton_clicked()
{
QModelIndexList selectedIndexes;
for(const QModelIndex &index : m_ui.listView->selectionModel()->selectedIndexes())
{
selectedIndexes << m_proxyModel->mapToSource(index);
}
for(const QModelIndex &index : qAsConst(selectedIndexes))
{
m_pl_manager->removePlayList(index.row());
}
}
void PlayListBrowser::on_downButton_clicked()
{
int pos = m_pl_manager->indexOf(m_pl_manager->selectedPlayList());
if(pos < m_pl_manager->count() - 1)
m_pl_manager->move(pos, pos + 1);
}
void PlayListBrowser::on_upButton_clicked()
{
int pos = m_pl_manager->indexOf(m_pl_manager->selectedPlayList());
if(pos > 0)
m_pl_manager->move(pos, pos - 1);
}
bool PlayListBrowser::eventFilter(QObject *o, QEvent *e)
{
if(o == m_ui.filterLineEdit && e->type() == QEvent::KeyPress)
{
QKeyEvent *key_event = static_cast<QKeyEvent *>(e);
QModelIndex index = m_ui.listView->currentIndex();
bool select_first = false;
if(!index.isValid() && m_proxyModel->rowCount())
{
select_first = true;
index = m_proxyModel->index(0,0);
}
if(key_event->key() == Qt::Key_Up)
{
if(!select_first)
index = m_proxyModel->index(index.row() - 1, index.column());
if(index.isValid())
m_ui.listView->setCurrentIndex(index);
return true;
}
else if(key_event->key() == Qt::Key_Down)
{
if(!select_first)
index = m_proxyModel->index(index.row() + 1, index.column());
if(index.isValid())
m_ui.listView->setCurrentIndex(index);
return true;
}
}
return QDialog::eventFilter(o, e);
}
