Java tutorial
/* * Created by Angel Leon (@gubatron), Alden Torres (aldenml) * Copyright (c) 2011, 2012, FrostWire(TM). All rights reserved. * * 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 3 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, see <http://www.gnu.org/licenses/>. */ package com.bt.download.android.gui.adapters.menu; import org.apache.commons.io.FilenameUtils; import android.content.Context; import android.content.DialogInterface; import android.content.DialogInterface.OnClickListener; import android.widget.EditText; import com.bt.download.android.R; import com.bt.download.android.core.FileDescriptor; import com.bt.download.android.gui.Librarian; import com.bt.download.android.gui.adapters.FileListAdapter; import com.bt.download.android.gui.util.UIUtils; import com.bt.download.android.gui.views.MenuAction; /** * @author gubatron * @author aldenml * */ public class RenameFileMenuAction extends MenuAction { private final FileDescriptor fd; private final FileListAdapter adapter; public RenameFileMenuAction(Context context, FileListAdapter adapter, FileDescriptor fd) { super(context, R.drawable.contextmenu_icon_rename, R.string.rename); this.adapter = adapter; this.fd = fd; } @Override protected void onClick(Context context) { String filePath = fd.filePath; String name = FilenameUtils.getBaseName(filePath); final String ext = FilenameUtils.getExtension(filePath); final EditText input = new EditText(context); input.setText(name); input.selectAll(); UIUtils.showOkCancelDialog(context, input, R.string.rename, new OnClickListener() { public void onClick(DialogInterface dialog, int whichButton) { String newFileName = input.getText().toString() + "." + ext; if (isValidFileName(newFileName)) { renameFile(newFileName); adapter.notifyDataSetChanged(); } else { // FIXME } } }); } private boolean isValidFileName(String newFileName) { // FIXME return true; } private void renameFile(String newFileName) { String newPath = Librarian.instance().renameFile(fd, newFileName); fd.filePath = newPath; fd.title = FilenameUtils.getBaseName(newFileName); } }