rms/org.eclipse.ptp.rm.smoa.ui/src/org/eclipse/ptp/rm/smoa/ui/actions/SelectConnetionAndDestDir.java - ptp/org.eclipse.ptp - Git at Google

 /*******************************************************************************
  * Copyright (c) 2010 Poznan Supercomputing and Networking Center
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/epl-v10.html
  *
  * Contributors:
  *     Jan Konczak (PSNC) - initial implementation
  ******************************************************************************/

 package org.eclipse.ptp.rm.smoa.ui.actions;

 import java.util.HashSet;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
 import java.util.Vector;
 import java.util.regex.Pattern;
 import java.util.regex.PatternSyntaxException;

 import org.eclipse.core.commands.ExecutionEvent;
 import org.eclipse.core.commands.ExecutionException;
 import org.eclipse.core.expressions.EvaluationContext;
 import org.eclipse.core.filesystem.IFileStore;
 import org.eclipse.core.resources.IProject;
 import org.eclipse.core.runtime.CoreException;
 import org.eclipse.core.runtime.QualifiedName;
 import org.eclipse.ptp.remote.core.IRemoteFileManager;
 import org.eclipse.ptp.remote.core.PTPRemoteCorePlugin;
 import org.eclipse.ptp.rm.smoa.core.rservices.SMOAConnection;
 import org.eclipse.ptp.rm.smoa.core.rservices.SMOARemoteServices;
 import org.eclipse.ptp.rm.smoa.ui.SMOAUIPlugin;
 import org.eclipse.ptp.rm.smoa.ui.rservices.SMOAUIFileManager;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.custom.StyleRange;
 import org.eclipse.swt.custom.StyledText;
 import org.eclipse.swt.events.ModifyEvent;
 import org.eclipse.swt.events.ModifyListener;
 import org.eclipse.swt.events.SelectionEvent;
 import org.eclipse.swt.events.SelectionListener;
 import org.eclipse.swt.graphics.Color;
 import org.eclipse.swt.graphics.TextStyle;
 import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.layout.GridLayout;
 import org.eclipse.swt.widgets.Button;
 import org.eclipse.swt.widgets.Combo;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Display;
 import org.eclipse.swt.widgets.Label;
 import org.eclipse.swt.widgets.MessageBox;
 import org.eclipse.swt.widgets.Shell;
 import org.eclipse.swt.widgets.Text;

 /**
  * Provides dialog for selecting the connection and remote directory.
  *
  * Has also option to display rules for {@link SMOAToLocalSyncAction} and
  * {@link SMOAToRemoteSyncAction} classes.
  */
 /* package access */class SelectConnetionAndDestDir {

 	// Locations in {@link IProject}'s store for keeping settings of this dialog
 	private static final QualifiedName SMOA_SYNC_PATH = new QualifiedName(
 			SMOAUIPlugin.PLUGIN_ID, "smoa.sync.rm.path"); //$NON-NLS-1$
 	private static final QualifiedName SMOA_SYNC_RM = new QualifiedName(
 			SMOAUIPlugin.PLUGIN_ID, "smoa.sync.rm.name"); //$NON-NLS-1$
 	private static final QualifiedName SMOA_SYNC_CREATE = new QualifiedName(
 			SMOAUIPlugin.PLUGIN_ID, "smoa.sync.rm.create"); //$NON-NLS-1$
 	private static final QualifiedName SMOA_SYNC_RULES = new QualifiedName(
 			SMOAUIPlugin.PLUGIN_ID, "smoa.sync.rsync.rules"); //$NON-NLS-1$

 	/**
 	 * Set of default ignore rules, loaded when the project has none in it's
 	 * settings
 	 */
 	private static final String DEFAULT_RULES = Messages.SelectConnetionAndDestDir_DefaultRules;

 	/** Tries to retrieve the IProject from event */
 	static public IProject getSelectedProject(ExecutionEvent execEvent)
 			throws ExecutionException {
 		Object object = execEvent.getApplicationContext();
 		if (!(object instanceof EvaluationContext)) {
 			throw new ExecutionException("EvaluationContext"); //$NON-NLS-1$
 		}
 		final EvaluationContext context = (EvaluationContext) execEvent
 				.getApplicationContext();

 		object = context.getDefaultVariable();

 		if (!(object instanceof List)) {
 			throw new ExecutionException("List"); //$NON-NLS-1$
 		}
 		@SuppressWarnings("unchecked")
 		final List<Object> list = (List<Object>) object;

 		object = list.get(0);
 		if (!(object instanceof IProject)) {
 			throw new ExecutionException("IProject"); //$NON-NLS-1$
 		}

 		final IProject project = (IProject) object;
 		return project;
 	}

 	private final IProject project;

 	private final SMOARemoteServices rservices = (SMOARemoteServices) PTPRemoteCorePlugin
 			.getDefault().getRemoteServices("org.eclipse.ptp.remote.SMOARemoteServices"); //$NON-NLS-1$
 	private String remoteDir = null;
 	private SMOAConnection connection = null;

 	private boolean mkdirIfNotExists = false;
 	private boolean showRules = false;

 	private String rules = null;
 	private boolean succeeded = false;

 	private String windowTitle;

 	public SelectConnetionAndDestDir(final IProject project) {
 		this.project = project;
 	}

 	public SMOAConnection getConnection() {
 		return connection;
 	}

 	/** Returns directory selected by user for remote synchronization */
 	public String getRemoteDir() {
 		return remoteDir;
 	}

 	/** Gets remote file store */
 	public IFileStore getRemoteFileStore() throws CoreException {
 		if (!succeeded) {
 			return null;
 		}

 		final IRemoteFileManager fileManager = rservices.getFileManager(connection);
 		final IFileStore resource = fileManager.getResource(remoteDir);

 		if (mkdirIfNotExists) {
 			resource.mkdir(0, null);
 		}

 		return resource;
 	}

 	/** Returns interpreted ignore rules */
 	public List<Pattern> getRules() {
 		if (rules == null) {
 			return null;
 		}

 		final Vector<Pattern> v = new Vector<Pattern>();

 		for (final String rule : rules.split("\n")) { //$NON-NLS-1$
 			if (!rule.isEmpty()) {
 				v.add(Pattern.compile(rule));
 			}
 		}

 		return v;
 	}

 	/** Returns if the user triggered 'Ok' on the dialog */
 	public boolean hasSucceeded() {
 		return succeeded;
 	}

 	public boolean isMkdirIfNotExists() {
 		return mkdirIfNotExists;
 	}

 	public boolean isShowRules() {
 		return showRules;
 	}

 	/**
 	 * Opens the dialog and waits till completion
 	 *
 	 * If user selected and accepted the dialog, returns true. False otherwise.
 	 */
 	@SuppressWarnings({ "unused", "null" })
 	public boolean open() throws CoreException {
 		final Shell topShell = Display.getCurrent().getActiveShell();

 		final Map<String, SMOAConnection> connections = rservices
 				.getConnectionManager().getOpenConnections();

 		// re-labelling connections
 		final Set<SMOAConnection> temp = new HashSet<SMOAConnection>(
 				connections.values());
 		connections.clear();
 		for (final SMOAConnection c : temp) {
 			connections.put(c.getRMName(), c);
 		}

 		if (connections.isEmpty()) {
 			final MessageBox mb = new MessageBox(topShell, SWT.ICON_INFORMATION
 					| SWT.OK);
 			mb.setText(Messages.SelectConnetionAndDestDir_ErrorNoActiveConnectionTitle);
 			mb.setMessage(Messages.SelectConnetionAndDestDir_ErrorNoActiveConnection);
 			mb.open();
 			return false;
 		}

 		final Shell shell = new Shell(topShell, new Shell().getStyle()
 				| SWT.APPLICATION_MODAL);
 		shell.setLayout(new GridLayout(3, false));

 		shell.setText(windowTitle != null ? windowTitle
 				: Messages.SelectConnetionAndDestDir_DefaultWindowTitle);

 		new Label(shell, SWT.NONE).setText(Messages.SelectConnetionAndDestDir_ResourceManager);

 		final Combo combo = new Combo(shell, SWT.READ_ONLY);
 		final GridData gridData1 = new GridData(GridData.FILL_HORIZONTAL);
 		combo.setLayoutData(gridData1);
 		gridData1.horizontalSpan = 2;

 		for (final String conn : connections.keySet()) {
 			combo.add(conn);
 		}

 		new Label(shell, SWT.NONE)
 				.setText(Messages.SelectConnetionAndDestDir_RemoteRootPath);

 		final Text remoteRootPath = new Text(shell, SWT.SINGLE | SWT.BORDER);
 		remoteRootPath.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

 		final Button browse = new Button(shell, SWT.PUSH | SWT.BORDER);
 		browse.setText(Messages.SelectConnetionAndDestDir_Browse);

 		new Label(shell, SWT.NONE);

 		final Button cbCreateDir = new Button(shell, SWT.CHECK | SWT.BORDER);
 		cbCreateDir.setText(Messages.SelectConnetionAndDestDir_CreateIfNotExists);
 		cbCreateDir.setSelection(true);

 		new Label(shell, SWT.NONE);

 		final StyledText rules;

 		final boolean showRulesLocal = showRules;
 		if (showRulesLocal) {
 			final Composite rulesComp = new Composite(shell, SWT.NONE);
 			final GridData gridData2 = new GridData(GridData.FILL_HORIZONTAL);
 			rulesComp.setLayoutData(gridData2);
 			gridData2.horizontalSpan = 3;
 			rulesComp.setLayout(new GridLayout(1, false));

 			new Label(rulesComp, SWT.NONE)
 					.setText(Messages.SelectConnetionAndDestDir_ExcludeRules);

 			rules = new StyledText(rulesComp, SWT.MULTI | SWT.BORDER
 					| SWT.V_SCROLL | SWT.H_SCROLL);

 			rules.getHorizontalBar().setVisible(true);

 			final GridData gridData = new GridData(GridData.FILL_BOTH);
 			rules.setLayoutData(gridData);
 			gridData.minimumHeight = rules.getLineHeight() * 5;
 		} else {
 			rules = null;
 		}

 		final Composite buttons = new Composite(shell, SWT.NONE);
 		final GridData gridData3 = new GridData(GridData.FILL_HORIZONTAL);
 		buttons.setLayoutData(gridData3);
 		gridData3.horizontalSpan = 3;

 		buttons.setLayout(new GridLayout(3, false));
 		new Label(buttons, SWT.NONE).setLayoutData(new GridData(
 				GridData.FILL_HORIZONTAL));

 		final Button ok = new Button(buttons, SWT.PUSH | SWT.BORDER);
 		ok.setText(Messages.SelectConnetionAndDestDir_Ok);

 		final Button cancel = new Button(buttons, SWT.PUSH | SWT.BORDER);
 		cancel.setText(Messages.SelectConnetionAndDestDir_Cancel);

 		remoteRootPath.setEnabled(false);
 		browse.setEnabled(false);
 		ok.setEnabled(false);

 		final Runnable check = new Runnable() {
 			String previousRM = null;
 			String previousDir = null;
 			boolean previousResult = false;

 			public void run() {
 				if (showRulesLocal) {
 					if (rules.getStyleRanges().length != 0) {
 						ok.setEnabled(false);
 						return;
 					}
 				}

 				if (combo.getSelectionIndex() == -1) {
 					ok.setEnabled(false);
 					return;
 				}

 				if (remoteRootPath.getText().isEmpty()) {
 					ok.setEnabled(false);
 					return;
 				}
 				if (cbCreateDir.getSelection()) {
 					ok.setEnabled(true);
 					return;
 				}

 				if (combo.getText().equals(previousRM)
 						&& remoteRootPath.getText().equals(previousDir)) {
 					ok.setEnabled(previousResult);
 					return;
 				}

 				previousRM = combo.getText();
 				previousDir = remoteRootPath.getText();
 				final IRemoteFileManager fileManager = rservices
 						.getFileManager(connections.get(previousRM));
 				final IFileStore resource = fileManager.getResource(previousDir);
 				try {
 					ok.setEnabled(resource.fetchInfo(0, null).isDirectory());
 				} catch (final CoreException e) {
 					final MessageBox mb = new MessageBox(shell, SWT.ICON_ERROR
 							| SWT.OK);
 					mb.setText(Messages.SelectConnetionAndDestDir_ErrorByFetchInfoTitle);
 					mb.setMessage(e.getMessage());
 				}
 				previousResult = ok.getEnabled();
 			}
 		};

 		combo.addSelectionListener(new SelectionListener() {
 			public void widgetDefaultSelected(SelectionEvent arg0) {
 				widgetSelected(arg0);
 			}

 			public void widgetSelected(SelectionEvent arg0) {
 				remoteRootPath.setEnabled(true);
 				browse.setEnabled(true);
 				remoteRootPath.setText(connections.get(combo.getText())
 						.getHomeDir() + "/" + project.getName()); //$NON-NLS-1$
 				check.run();
 			}
 		});

 		remoteRootPath.addModifyListener(new ModifyListener() {
 			public void modifyText(ModifyEvent arg0) {
 				check.run();
 			}
 		});

 		browse.addSelectionListener(new SelectionListener() {

 			public void widgetDefaultSelected(SelectionEvent arg0) {
 			}

 			public void widgetSelected(SelectionEvent arg0) {
 				final SMOAUIFileManager uifm = new SMOAUIFileManager(rservices);
 				uifm.showConnections(false);
 				uifm.setConnection(connections.get(combo.getText()));
 				final String chosen = uifm.browseDirectory(shell,
 						Messages.SelectConnetionAndDestDir_DirBrowserTitle, remoteRootPath.getText(), 0);
 				if (chosen != null) {
 					remoteRootPath.setText(chosen);
 				}
 			}
 		});

 		if (showRulesLocal) {
 			rules.addModifyListener(new ModifyListener() {

 				public void modifyText(ModifyEvent arg0) {
 					rules.setStyleRanges(new StyleRange[0]);
 					int start = 0;
 					final String[] array = rules.getText().split("\n"); //$NON-NLS-1$
 					for (int i = 0; i < array.length; ++i) {
 						if (array[i].isEmpty()) {
 							start++;
 							continue;
 						}
 						try {
 							Pattern.compile(array[i]);
 						} catch (final PatternSyntaxException e) {
 							final TextStyle textStyle = new TextStyle();
 							textStyle.underline = true;
 							textStyle.underlineColor = new Color(rules
 									.getDisplay(), 255, 0, 0);
 							textStyle.underlineStyle = SWT.UNDERLINE_ERROR;
 							final StyleRange style = new StyleRange(textStyle);
 							style.start = start;
 							style.length = array[i].length();

 							rules.setStyleRange(style);

 						}
 						start += array[i].length() + 1;
 					}

 					check.run();
 				}
 			});
 		}

 		cancel.addSelectionListener(new SelectionListener() {

 			public void widgetDefaultSelected(SelectionEvent arg0) {
 			}

 			public void widgetSelected(SelectionEvent arg0) {
 				shell.close();
 			}
 		});

 		cbCreateDir.addSelectionListener(new SelectionListener() {

 			public void widgetDefaultSelected(SelectionEvent arg0) {
 			}

 			public void widgetSelected(SelectionEvent arg0) {
 				check.run();
 			}
 		});

 		final String[] result = new String[2];
 		final SMOAConnection[] conn = new SMOAConnection[1];
 		final boolean[] mkdir = new boolean[1];

 		ok.addSelectionListener(new SelectionListener() {

 			public void widgetDefaultSelected(SelectionEvent arg0) {
 			}

 			public void widgetSelected(SelectionEvent arg0) {
 				result[0] = remoteRootPath.getText();
 				if (showRulesLocal) {
 					result[1] = rules.getText();
 				}
 				conn[0] = connections.get(combo.getText());
 				mkdir[0] = cbCreateDir.getSelection();
 				shell.close();
 			}
 		});

 		final String create = project.getPersistentProperty(SMOA_SYNC_CREATE);
 		if (create != null) {
 			cbCreateDir.setSelection(create.equals("true")); //$NON-NLS-1$
 		}

 		final String rm = project.getPersistentProperty(SMOA_SYNC_RM);
 		if (rm != null) {
 			final SMOAConnection c = connections.get(rm);
 			if (c != null) {
 				combo.select(combo.indexOf(rm));
 			}
 			remoteRootPath.setEnabled(true);
 			browse.setEnabled(true);
 		}

 		final String path = project.getPersistentProperty(SMOA_SYNC_PATH);
 		if (path != null) {
 			remoteRootPath.setText(path);
 		}

 		if (showRulesLocal) {
 			final String rulesVar = project.getPersistentProperty(SMOA_SYNC_RULES);
 			if (rulesVar != null) {
 				rules.setText(rulesVar);
 			} else {
 				rules.setText(DEFAULT_RULES);
 			}
 		}

 		shell.pack();

 		shell.open();
 		while (!shell.isDisposed()) {
 			if (!shell.getDisplay().readAndDispatch()) {
 				shell.getDisplay().sleep();
 			}
 		}

 		if (result[0] == null || result[0].isEmpty()) {
 			return false;
 		}

 		connection = conn[0];
 		remoteDir = result[0];
 		mkdirIfNotExists = mkdir[0];
 		if (showRulesLocal) {
 			this.rules = result[1];
 		}

 		project.setPersistentProperty(SMOA_SYNC_PATH, result[0]);
 		project.setPersistentProperty(SMOA_SYNC_RM, conn[0].getRMName());
 		project.setPersistentProperty(SMOA_SYNC_CREATE, mkdir[0] ? "true" //$NON-NLS-1$
 				: "false"); //$NON-NLS-1$

 		if (showRulesLocal) {
 			project.setPersistentProperty(SMOA_SYNC_RULES, result[1]);
 		}

 		succeeded = true;
 		return true;
 	}

 	/** Adds to the GUI proper dialog for the ignore rules */
 	public void setShowRules(boolean showRules) {
 		this.showRules = showRules;
 	}

 	public void setWindowTitle(String title) {
 		windowTitle = title;
 	}

 }
	/*******************************************************************************
	* Copyright (c) 2010 Poznan Supercomputing and Networking Center
	* All rights reserved. This program and the accompanying materials
	* are made available under the terms of the Eclipse Public License v1.0
	* which accompanies this distribution, and is available at
	* http://www.eclipse.org/legal/epl-v10.html
	*
	* Contributors:
	* Jan Konczak (PSNC) - initial implementation
	******************************************************************************/

	package org.eclipse.ptp.rm.smoa.ui.actions;

	import java.util.HashSet;
	import java.util.List;
	import java.util.Map;
	import java.util.Set;
	import java.util.Vector;
	import java.util.regex.Pattern;
	import java.util.regex.PatternSyntaxException;

	import org.eclipse.core.commands.ExecutionEvent;
	import org.eclipse.core.commands.ExecutionException;
	import org.eclipse.core.expressions.EvaluationContext;
	import org.eclipse.core.filesystem.IFileStore;
	import org.eclipse.core.resources.IProject;
	import org.eclipse.core.runtime.CoreException;
	import org.eclipse.core.runtime.QualifiedName;
	import org.eclipse.ptp.remote.core.IRemoteFileManager;
	import org.eclipse.ptp.remote.core.PTPRemoteCorePlugin;
	import org.eclipse.ptp.rm.smoa.core.rservices.SMOAConnection;
	import org.eclipse.ptp.rm.smoa.core.rservices.SMOARemoteServices;
	import org.eclipse.ptp.rm.smoa.ui.SMOAUIPlugin;
	import org.eclipse.ptp.rm.smoa.ui.rservices.SMOAUIFileManager;
	import org.eclipse.swt.SWT;
	import org.eclipse.swt.custom.StyleRange;
	import org.eclipse.swt.custom.StyledText;
	import org.eclipse.swt.events.ModifyEvent;
	import org.eclipse.swt.events.ModifyListener;
	import org.eclipse.swt.events.SelectionEvent;
	import org.eclipse.swt.events.SelectionListener;
	import org.eclipse.swt.graphics.Color;
	import org.eclipse.swt.graphics.TextStyle;
	import org.eclipse.swt.layout.GridData;
	import org.eclipse.swt.layout.GridLayout;
	import org.eclipse.swt.widgets.Button;
	import org.eclipse.swt.widgets.Combo;
	import org.eclipse.swt.widgets.Composite;
	import org.eclipse.swt.widgets.Display;
	import org.eclipse.swt.widgets.Label;
	import org.eclipse.swt.widgets.MessageBox;
	import org.eclipse.swt.widgets.Shell;
	import org.eclipse.swt.widgets.Text;

	/**
	* Provides dialog for selecting the connection and remote directory.
	*
	* Has also option to display rules for {@link SMOAToLocalSyncAction} and
	* {@link SMOAToRemoteSyncAction} classes.
	*/
	/* package access */class SelectConnetionAndDestDir {

	// Locations in {@link IProject}'s store for keeping settings of this dialog
	private static final QualifiedName SMOA_SYNC_PATH = new QualifiedName(
	SMOAUIPlugin.PLUGIN_ID, "smoa.sync.rm.path"); //$NON-NLS-1$
	private static final QualifiedName SMOA_SYNC_RM = new QualifiedName(
	SMOAUIPlugin.PLUGIN_ID, "smoa.sync.rm.name"); //$NON-NLS-1$
	private static final QualifiedName SMOA_SYNC_CREATE = new QualifiedName(
	SMOAUIPlugin.PLUGIN_ID, "smoa.sync.rm.create"); //$NON-NLS-1$
	private static final QualifiedName SMOA_SYNC_RULES = new QualifiedName(
	SMOAUIPlugin.PLUGIN_ID, "smoa.sync.rsync.rules"); //$NON-NLS-1$

	/**
	* Set of default ignore rules, loaded when the project has none in it's
	* settings
	*/
	private static final String DEFAULT_RULES = Messages.SelectConnetionAndDestDir_DefaultRules;

	/** Tries to retrieve the IProject from event */
	static public IProject getSelectedProject(ExecutionEvent execEvent)
	throws ExecutionException {
	Object object = execEvent.getApplicationContext();
	if (!(object instanceof EvaluationContext)) {
	throw new ExecutionException("EvaluationContext"); //$NON-NLS-1$
	}
	final EvaluationContext context = (EvaluationContext) execEvent
	.getApplicationContext();

	object = context.getDefaultVariable();

	if (!(object instanceof List)) {
	throw new ExecutionException("List"); //$NON-NLS-1$
	}
	@SuppressWarnings("unchecked")
	final List<Object> list = (List<Object>) object;

	object = list.get(0);
	if (!(object instanceof IProject)) {
	throw new ExecutionException("IProject"); //$NON-NLS-1$
	}

	final IProject project = (IProject) object;
	return project;
	}

	private final IProject project;

	private final SMOARemoteServices rservices = (SMOARemoteServices) PTPRemoteCorePlugin
	.getDefault().getRemoteServices("org.eclipse.ptp.remote.SMOARemoteServices"); //$NON-NLS-1$
	private String remoteDir = null;
	private SMOAConnection connection = null;

	private boolean mkdirIfNotExists = false;
	private boolean showRules = false;

	private String rules = null;
	private boolean succeeded = false;

	private String windowTitle;

	public SelectConnetionAndDestDir(final IProject project) {
	this.project = project;
	}

	public SMOAConnection getConnection() {
	return connection;
	}

	/** Returns directory selected by user for remote synchronization */
	public String getRemoteDir() {
	return remoteDir;
	}

	/** Gets remote file store */
	public IFileStore getRemoteFileStore() throws CoreException {
	if (!succeeded) {
	return null;
	}

	final IRemoteFileManager fileManager = rservices.getFileManager(connection);
	final IFileStore resource = fileManager.getResource(remoteDir);

	if (mkdirIfNotExists) {
	resource.mkdir(0, null);
	}

	return resource;
	}

	/** Returns interpreted ignore rules */
	public List<Pattern> getRules() {
	if (rules == null) {
	return null;
	}

	final Vector<Pattern> v = new Vector<Pattern>();

	for (final String rule : rules.split("\n")) { //$NON-NLS-1$
	if (!rule.isEmpty()) {
	v.add(Pattern.compile(rule));
	}
	}

	return v;
	}

	/** Returns if the user triggered 'Ok' on the dialog */
	public boolean hasSucceeded() {
	return succeeded;
	}

	public boolean isMkdirIfNotExists() {
	return mkdirIfNotExists;
	}

	public boolean isShowRules() {
	return showRules;
	}

	/**
	* Opens the dialog and waits till completion
	*
	* If user selected and accepted the dialog, returns true. False otherwise.
	*/
	@SuppressWarnings({ "unused", "null" })
	public boolean open() throws CoreException {
	final Shell topShell = Display.getCurrent().getActiveShell();

	final Map<String, SMOAConnection> connections = rservices
	.getConnectionManager().getOpenConnections();

	// re-labelling connections
	final Set<SMOAConnection> temp = new HashSet<SMOAConnection>(
	connections.values());
	connections.clear();
	for (final SMOAConnection c : temp) {
	connections.put(c.getRMName(), c);
	}

	if (connections.isEmpty()) {
	final MessageBox mb = new MessageBox(topShell, SWT.ICON_INFORMATION
	\| SWT.OK);
	mb.setText(Messages.SelectConnetionAndDestDir_ErrorNoActiveConnectionTitle);
	mb.setMessage(Messages.SelectConnetionAndDestDir_ErrorNoActiveConnection);
	mb.open();
	return false;
	}

	final Shell shell = new Shell(topShell, new Shell().getStyle()
	\| SWT.APPLICATION_MODAL);
	shell.setLayout(new GridLayout(3, false));

	shell.setText(windowTitle != null ? windowTitle
	: Messages.SelectConnetionAndDestDir_DefaultWindowTitle);

	new Label(shell, SWT.NONE).setText(Messages.SelectConnetionAndDestDir_ResourceManager);

	final Combo combo = new Combo(shell, SWT.READ_ONLY);
	final GridData gridData1 = new GridData(GridData.FILL_HORIZONTAL);
	combo.setLayoutData(gridData1);
	gridData1.horizontalSpan = 2;

	for (final String conn : connections.keySet()) {
	combo.add(conn);
	}

	new Label(shell, SWT.NONE)
	.setText(Messages.SelectConnetionAndDestDir_RemoteRootPath);

	final Text remoteRootPath = new Text(shell, SWT.SINGLE \| SWT.BORDER);
	remoteRootPath.setLayoutData(new GridData(GridData.FILL_HORIZONTAL));

	final Button browse = new Button(shell, SWT.PUSH \| SWT.BORDER);
	browse.setText(Messages.SelectConnetionAndDestDir_Browse);

	new Label(shell, SWT.NONE);

	final Button cbCreateDir = new Button(shell, SWT.CHECK \| SWT.BORDER);
	cbCreateDir.setText(Messages.SelectConnetionAndDestDir_CreateIfNotExists);
	cbCreateDir.setSelection(true);

	new Label(shell, SWT.NONE);

	final StyledText rules;

	final boolean showRulesLocal = showRules;
	if (showRulesLocal) {
	final Composite rulesComp = new Composite(shell, SWT.NONE);
	final GridData gridData2 = new GridData(GridData.FILL_HORIZONTAL);
	rulesComp.setLayoutData(gridData2);
	gridData2.horizontalSpan = 3;
	rulesComp.setLayout(new GridLayout(1, false));

	new Label(rulesComp, SWT.NONE)
	.setText(Messages.SelectConnetionAndDestDir_ExcludeRules);

	rules = new StyledText(rulesComp, SWT.MULTI \| SWT.BORDER
	\| SWT.V_SCROLL \| SWT.H_SCROLL);

	rules.getHorizontalBar().setVisible(true);

	final GridData gridData = new GridData(GridData.FILL_BOTH);
	rules.setLayoutData(gridData);
	gridData.minimumHeight = rules.getLineHeight() * 5;
	} else {
	rules = null;
	}

	final Composite buttons = new Composite(shell, SWT.NONE);
	final GridData gridData3 = new GridData(GridData.FILL_HORIZONTAL);
	buttons.setLayoutData(gridData3);
	gridData3.horizontalSpan = 3;

	buttons.setLayout(new GridLayout(3, false));
	new Label(buttons, SWT.NONE).setLayoutData(new GridData(
	GridData.FILL_HORIZONTAL));

	final Button ok = new Button(buttons, SWT.PUSH \| SWT.BORDER);
	ok.setText(Messages.SelectConnetionAndDestDir_Ok);

	final Button cancel = new Button(buttons, SWT.PUSH \| SWT.BORDER);
	cancel.setText(Messages.SelectConnetionAndDestDir_Cancel);

	remoteRootPath.setEnabled(false);
	browse.setEnabled(false);
	ok.setEnabled(false);

	final Runnable check = new Runnable() {
	String previousRM = null;
	String previousDir = null;
	boolean previousResult = false;

	public void run() {
	if (showRulesLocal) {
	if (rules.getStyleRanges().length != 0) {
	ok.setEnabled(false);
	return;
	}
	}

	if (combo.getSelectionIndex() == -1) {
	ok.setEnabled(false);
	return;
	}

	if (remoteRootPath.getText().isEmpty()) {
	ok.setEnabled(false);
	return;
	}
	if (cbCreateDir.getSelection()) {
	ok.setEnabled(true);
	return;
	}

	if (combo.getText().equals(previousRM)
	&& remoteRootPath.getText().equals(previousDir)) {
	ok.setEnabled(previousResult);
	return;
	}

	previousRM = combo.getText();
	previousDir = remoteRootPath.getText();
	final IRemoteFileManager fileManager = rservices
	.getFileManager(connections.get(previousRM));
	final IFileStore resource = fileManager.getResource(previousDir);
	try {
	ok.setEnabled(resource.fetchInfo(0, null).isDirectory());
	} catch (final CoreException e) {
	final MessageBox mb = new MessageBox(shell, SWT.ICON_ERROR
	\| SWT.OK);
	mb.setText(Messages.SelectConnetionAndDestDir_ErrorByFetchInfoTitle);
	mb.setMessage(e.getMessage());
	}
	previousResult = ok.getEnabled();
	}
	};

	combo.addSelectionListener(new SelectionListener() {
	public void widgetDefaultSelected(SelectionEvent arg0) {
	widgetSelected(arg0);
	}

	public void widgetSelected(SelectionEvent arg0) {
	remoteRootPath.setEnabled(true);
	browse.setEnabled(true);
	remoteRootPath.setText(connections.get(combo.getText())
	.getHomeDir() + "/" + project.getName()); //$NON-NLS-1$
	check.run();
	}
	});

	remoteRootPath.addModifyListener(new ModifyListener() {
	public void modifyText(ModifyEvent arg0) {
	check.run();
	}
	});

	browse.addSelectionListener(new SelectionListener() {

	public void widgetDefaultSelected(SelectionEvent arg0) {
	}

	public void widgetSelected(SelectionEvent arg0) {
	final SMOAUIFileManager uifm = new SMOAUIFileManager(rservices);
	uifm.showConnections(false);
	uifm.setConnection(connections.get(combo.getText()));
	final String chosen = uifm.browseDirectory(shell,
	Messages.SelectConnetionAndDestDir_DirBrowserTitle, remoteRootPath.getText(), 0);
	if (chosen != null) {
	remoteRootPath.setText(chosen);
	}
	}
	});

	if (showRulesLocal) {
	rules.addModifyListener(new ModifyListener() {

	public void modifyText(ModifyEvent arg0) {
	rules.setStyleRanges(new StyleRange[0]);
	int start = 0;
	final String[] array = rules.getText().split("\n"); //$NON-NLS-1$
	for (int i = 0; i < array.length; ++i) {
	if (array[i].isEmpty()) {
	start++;
	continue;
	}
	try {
	Pattern.compile(array[i]);
	} catch (final PatternSyntaxException e) {
	final TextStyle textStyle = new TextStyle();
	textStyle.underline = true;
	textStyle.underlineColor = new Color(rules
	.getDisplay(), 255, 0, 0);
	textStyle.underlineStyle = SWT.UNDERLINE_ERROR;
	final StyleRange style = new StyleRange(textStyle);
	style.start = start;
	style.length = array[i].length();

	rules.setStyleRange(style);

	}
	start += array[i].length() + 1;
	}

	check.run();
	}
	});
	}

	cancel.addSelectionListener(new SelectionListener() {

	public void widgetDefaultSelected(SelectionEvent arg0) {
	}

	public void widgetSelected(SelectionEvent arg0) {
	shell.close();
	}
	});

	cbCreateDir.addSelectionListener(new SelectionListener() {

	public void widgetDefaultSelected(SelectionEvent arg0) {
	}

	public void widgetSelected(SelectionEvent arg0) {
	check.run();
	}
	});

	final String[] result = new String[2];
	final SMOAConnection[] conn = new SMOAConnection[1];
	final boolean[] mkdir = new boolean[1];

	ok.addSelectionListener(new SelectionListener() {

	public void widgetDefaultSelected(SelectionEvent arg0) {
	}

	public void widgetSelected(SelectionEvent arg0) {
	result[0] = remoteRootPath.getText();
	if (showRulesLocal) {
	result[1] = rules.getText();
	}
	conn[0] = connections.get(combo.getText());
	mkdir[0] = cbCreateDir.getSelection();
	shell.close();
	}
	});

	final String create = project.getPersistentProperty(SMOA_SYNC_CREATE);
	if (create != null) {
	cbCreateDir.setSelection(create.equals("true")); //$NON-NLS-1$
	}

	final String rm = project.getPersistentProperty(SMOA_SYNC_RM);
	if (rm != null) {
	final SMOAConnection c = connections.get(rm);
	if (c != null) {
	combo.select(combo.indexOf(rm));
	}
	remoteRootPath.setEnabled(true);
	browse.setEnabled(true);
	}

	final String path = project.getPersistentProperty(SMOA_SYNC_PATH);
	if (path != null) {
	remoteRootPath.setText(path);
	}

	if (showRulesLocal) {
	final String rulesVar = project.getPersistentProperty(SMOA_SYNC_RULES);
	if (rulesVar != null) {
	rules.setText(rulesVar);
	} else {
	rules.setText(DEFAULT_RULES);
	}
	}

	shell.pack();

	shell.open();
	while (!shell.isDisposed()) {
	if (!shell.getDisplay().readAndDispatch()) {
	shell.getDisplay().sleep();
	}
	}

	if (result[0] == null \|\| result[0].isEmpty()) {
	return false;
	}

	connection = conn[0];
	remoteDir = result[0];
	mkdirIfNotExists = mkdir[0];
	if (showRulesLocal) {
	this.rules = result[1];
	}

	project.setPersistentProperty(SMOA_SYNC_PATH, result[0]);
	project.setPersistentProperty(SMOA_SYNC_RM, conn[0].getRMName());
	project.setPersistentProperty(SMOA_SYNC_CREATE, mkdir[0] ? "true" //$NON-NLS-1$
	: "false"); //$NON-NLS-1$

	if (showRulesLocal) {
	project.setPersistentProperty(SMOA_SYNC_RULES, result[1]);
	}

	succeeded = true;
	return true;
	}

	/** Adds to the GUI proper dialog for the ignore rules */
	public void setShowRules(boolean showRules) {
	this.showRules = showRules;
	}

	public void setWindowTitle(String title) {
	windowTitle = title;
	}

	}