bool MtpObjectsModel::dropMimeData(const QMimeData *data,
	 Qt::DropAction action, int row, int column, const QModelIndex &parent)
{
	qDebug() << "data: " << data << action << row << column;
	if (action != Qt::CopyAction || !data)
		return false;

	QStringList files = extractMimeData(data);
	qDebug() << "files dropped: " << files;
	emit onFilesDropped(files);
	return true;
}
MainWindow::MainWindow(QWidget *parent) :
	QMainWindow(parent),
	_ui(new Ui::MainWindow),
	_clipboard(QApplication::clipboard()),
	_proxyModel(new QSortFilterProxyModel),
	_storageModel(),
	_objectModel(new MtpObjectsModel()),
	_uploader(new FileUploader(_objectModel, this))
{
	_ui->setupUi(this);
	setWindowIcon(QIcon(":/android-file-transfer.png"));

	_ui->listView->setModel(_proxyModel);

	_proxyModel->setSortCaseSensitivity(Qt::CaseInsensitive);
	_proxyModel->sort(0);
	_proxyModel->setDynamicSortFilter(true);

	_objectModel->moveToThread(QApplication::instance()->thread());

	connect(_ui->listView->selectionModel(), SIGNAL(selectionChanged(const QItemSelection &, const QItemSelection &)), SLOT(updateActionsState()));
	connect(_ui->listView, SIGNAL(doubleClicked(QModelIndex)), SLOT(onActivated(QModelIndex)));
	connect(_ui->listView, SIGNAL(customContextMenuRequested(QPoint)), SLOT(showContextMenu(QPoint)));
	connect(_ui->actionBack, SIGNAL(triggered()), SLOT(back()));
	connect(_ui->actionGo_Down, SIGNAL(triggered()), SLOT(down()));
	connect(_ui->actionCreateDirectory, SIGNAL(triggered()), SLOT(createDirectory()));
	connect(_ui->actionUploadDirectory, SIGNAL(triggered()), SLOT(uploadDirectories()));
	connect(_ui->actionUpload_Album, SIGNAL(triggered()), SLOT(uploadAlbum()));
	connect(_ui->actionUpload, SIGNAL(triggered()), SLOT(uploadFiles()));
	connect(_ui->actionRename, SIGNAL(triggered()), SLOT(renameFile()));
	connect(_ui->actionDownload, SIGNAL(triggered()), SLOT(downloadFiles()));
	connect(_ui->actionDelete, SIGNAL(triggered()), SLOT(deleteFiles()));
	connect(_ui->storageList, SIGNAL(activated(int)), SLOT(onStorageChanged(int)));
	connect(_ui->actionRefresh, SIGNAL(triggered()), SLOT(refresh()));
	connect(_ui->actionPaste, SIGNAL(triggered()), SLOT(pasteFromClipboard()));

	connect(_objectModel, SIGNAL(onFilesDropped(QStringList)), SLOT(uploadFiles(QStringList)));
	connect(_objectModel, SIGNAL(existingFileOverwrite(QString)), SLOT(confirmOverwrite(QString)), Qt::BlockingQueuedConnection);

	connect(_clipboard, SIGNAL(dataChanged()), SLOT(validateClipboard()));
	validateClipboard();

	//fixme: find out how to specify alternative in designer
	_ui->actionBack->setShortcuts(_ui->actionBack->shortcuts() << QKeySequence("Alt+Up") << QKeySequence("Esc"));
	_ui->actionGo_Down->setShortcuts(_ui->actionGo_Down->shortcuts() << QKeySequence("Alt+Down") << QKeySequence("Enter"));
	_ui->actionCreateDirectory->setShortcuts(_ui->actionCreateDirectory->shortcuts() << QKeySequence("F7"));
	_ui->actionRefresh->setShortcuts(_ui->actionRefresh->shortcuts() << QKeySequence("Ctrl+R"));
	_ui->listView->setFocus();
}