book-pro-java-swt-src-01-2005.zip_beginners

/******************************************************************************* * All Right Reserved. Copyright (c) 1998, 2004 Jackwind Li Guojie * * Created on 2004-7-14 7:19:55 by JACK $Id$ * ******************************************************************************/ package com.asprise.books.javaui.ch24; import java.io.File; import java.io.FileOutputStream; import java.io.IOException; import java.net.SocketException; import org.apache.commons.net.ProtocolCommandEvent; import org.apache.commons.net.ProtocolCommandListener; import org.apache.commons.net.ftp.FTPClient; import org.apache.commons.net.ftp.FTPFile; import org.apache.commons.net.ftp.FTPReply; import org.eclipse.jface.action.Action; import org.eclipse.jface.action.ActionContributionItem; import org.eclipse.jface.action.MenuManager; import org.eclipse.jface.action.Separator; import org.eclipse.jface.action.ToolBarManager; import org.eclipse.jface.dialogs.Dialog; import org.eclipse.jface.dialogs.MessageDialog; import org.eclipse.jface.resource.ImageDescriptor; import org.eclipse.jface.viewers.IStructuredSelection; import org.eclipse.jface.viewers.TableViewer; import org.eclipse.jface.window.ApplicationWindow; import org.eclipse.swt.SWT; import org.eclipse.swt.custom.SashForm; import org.eclipse.swt.custom.StyleRange; import org.eclipse.swt.custom.StyledText; import org.eclipse.swt.dnd.DND; import org.eclipse.swt.dnd.DragSource; import org.eclipse.swt.dnd.DragSourceEvent; import org.eclipse.swt.dnd.DragSourceListener; import org.eclipse.swt.dnd.DropTarget; import org.eclipse.swt.dnd.DropTargetEvent; import org.eclipse.swt.dnd.DropTargetListener; import org.eclipse.swt.dnd.TextTransfer; import org.eclipse.swt.dnd.Transfer; import org.eclipse.swt.events.DisposeEvent; import org.eclipse.swt.events.DisposeListener; import org.eclipse.swt.graphics.Color; import org.eclipse.swt.graphics.Image; import org.eclipse.swt.layout.FillLayout; import org.eclipse.swt.layout.GridData; import org.eclipse.swt.layout.GridLayout; import org.eclipse.swt.widgets.Button; import org.eclipse.swt.widgets.Composite; import org.eclipse.swt.widgets.Control; import org.eclipse.swt.widgets.DirectoryDialog; import org.eclipse.swt.widgets.Display; import org.eclipse.swt.widgets.Event; import org.eclipse.swt.widgets.Group; import org.eclipse.swt.widgets.Label; import org.eclipse.swt.widgets.Listener; import org.eclipse.swt.widgets.Shell; import org.eclipse.swt.widgets.Table; import org.eclipse.swt.widgets.TableColumn; import org.eclipse.swt.widgets.Text; /** * */ public class FTPWindow extends ApplicationWindow { TableViewer localDirBrowser; TableViewer remoteDirBrowser; Label labelPathLocal; Label labelPathRemote; StyledText textLog; ConnectionDialog connectionDialog; Action actionUpLocalDir; Action actionUpRemoteDir; Action actionBrowseLocalDir; Action actionConnect; Action actionDisconnect; Action actionDisplayAbout; Action actionExit; FTPClient ftp; ConnectionInfo connectionInfo; /** * @param parentShell */ public FTPWindow(Shell parentShell) { super(parentShell); createActions(); addStatusLine(); //addCoolBar(SWT.FLAT | SWT.RIGHT); addToolBar(SWT.FLAT); addMenuBar(); ftp = new FTPClient(); ftp.addProtocolCommandListener(new ProtocolCommandListener() { public void protocolCommandSent(ProtocolCommandEvent e) { logMessage("> " + e.getCommand(), false); } public void protocolReplyReceived(ProtocolCommandEvent e) { logMessage("< " + e.getMessage(), false); } }); } private void createActions() { // Up one level - local dir actionUpLocalDir = new Action() { public void run() { if (localDirBrowser.getInput() == null) return; File dir = ((File) localDirBrowser.getInput()).getParentFile(); if (dir != null) { localDirBrowser.setInput(dir); labelPathLocal.setText("Path: " + dir); } } }; actionUpLocalDir.setText("Up"); actionUpLocalDir.setToolTipText("Up one level - local dir"); actionUpLocalDir.setImageDescriptor( ImageDescriptor.createFromFile(null, "icons/ftp/up.gif")); // browse for local dir actionBrowseLocalDir = new Action() { public void run() { DirectoryDialog dialog = new DirectoryDialog(getShell()); String path = dialog.open(); if (path == null) return; File file = new File(path); localDirBrowser.setInput(file); labelPathLocal.setText("Path: " + file); } }; actionBrowseLocalDir.setText("Browse..."); actionBrowseLocalDir.setToolTipText("Browse local directory"); actionBrowseLocalDir.setImageDescriptor( ImageDescriptor.createFromFile(null, "icons/ftp/browse.gif")); // connect actionConnect = new Action() { public void run() { if (connectionDialog == null) connectionDialog = new ConnectionDialog(FTPWindow.this); if (connectionDialog.open() == Dialog.OK) { connectionInfo = connectionDialog.getConnectionInfo(); if (connectionInfo == null) { logError("Failed to get connection information."); } else { // connects to remote host. logMessage("Connecting to " + connectionInfo.host, true); try { ftp.connect( connectionInfo.host, connectionInfo.port); if (!FTPReply .isPositiveCompletion(ftp.getReplyCode())) throw new RuntimeException("FTP server refused connection."); logMessage("Connected to " + connectionInfo.host, true); } catch (Exception e) { logError(e.toString()); return; } try { // logins in. if (ftp .login( connectionInfo.username, connectionInfo.password)) { logMessage( "Logged in as user: " + connectionInfo.username, true); } // gets current working directory. labelPathRemote.setText( "Path: " + ftp.printWorkingDirectory()); // Lists files. FTPFile[] files = ftp.listFiles(); remoteDirBrowser.setInput(files); } catch (IOException e1) { logError(e1.getMessage()); try { ftp.disconnect(); } catch (IOException e2) { // } } } } } }; actionConnect.setText("Connect"); actionConnect.setToolTipText("Connect to remote host"); actionConnect.setImageDescriptor( ImageDescriptor.createFromFile(null, "icons/ftp/connect.gif")); // disconnect actionDisconnect = new Action() { public void run() { try { ftp.logout(); ftp.disconnect(); }catch(Exception e) { logError(e.toString()); } } }; actionDisconnect.setText("Disconnect"); actionDisconnect.setToolTipText("Disconnect from remote host"); actionDisconnect.setImageDescriptor( ImageDescriptor.createFromFile(null, "icons/ftp/stop.gif")); // up one level - remote dir. actionUpRemoteDir = new Action() { public void run() { try { if (ftp.changeToParentDirectory()) { // gets current working directory. labelPathRemote.setText( "Path: " + ftp.printWorkingDirectory()); // Lists files. FTPFile[] files = ftp.listFiles(); remoteDirBrowser.setInput(files); } } catch (Exception e) { logError(e.toString()); } } }; actionUpRemoteDir.setText("Up"); actionUpRemoteDir.setToolTipText("Up one level - remote dir"); actionUpRemoteDir.setImageDescriptor( ImageDescriptor.createFromFile(null, "icons/ftp/up.gif")); actionDisplayAbout = new Action() { public void run() { MessageDialog.openInformation(getShell(), "About", "FTP Client v1.0\nAll right reserved by Jack Li Guojie."); } }; actionDisplayAbout.setText("About"); actionDisplayAbout.setImageDescriptor(ImageDescriptor.createFromFile(