bundles/org.eclipse.rap.tools.launch/src/org/eclipse/rap/tools/launch/internal/tab/MainTab.java - rap/org.eclipse.rap.tools - Git at Google

 /*******************************************************************************
  * Copyright (c) 2009, 2013 EclipseSource and others.
  * 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:
  *    Innoopract Informationssysteme GmbH - initial API and implementation
  *    EclipseSource - ongoing development
  ******************************************************************************/
 package org.eclipse.rap.tools.launch.internal.tab;

 import org.eclipse.core.runtime.CoreException;
 import org.eclipse.core.runtime.IStatus;
 import org.eclipse.debug.core.*;
 import org.eclipse.jface.dialogs.Dialog;
 import org.eclipse.jface.layout.GridDataFactory;
 import org.eclipse.jface.preference.PreferenceDialog;
 import org.eclipse.pde.ui.launcher.AbstractLauncherTab;
 import org.eclipse.rap.tools.launch.internal.*;
 import org.eclipse.rap.tools.launch.internal.RAPLaunchConfig.BrowserMode;
 import org.eclipse.rap.tools.launch.internal.util.ErrorUtil;
 import org.eclipse.rap.tools.launch.internal.util.Images;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.events.*;
 import org.eclipse.swt.graphics.Image;
 import org.eclipse.swt.layout.*;
 import org.eclipse.swt.widgets.*;
 import org.eclipse.ui.dialogs.PreferencesUtil;


 public final class MainTab extends AbstractLauncherTab {

   private static final String BROWSER_PREFERENCE_PAGE
     = "org.eclipse.ui.browser.preferencePage"; //$NON-NLS-1$

   private final GridDataFactory fillHorizontal;
   private final ModifyListener modifyListener;
   private final SelectionListener selectionListener;
   private final Image tabImage;
   private final Image warnImage;
   private Text servletPathTextField;
   private Button openBrowserCheckBox;
   private Button internalBrowserRadioButton;
   private Button externalBrowserRadioButton;
   private Text applicationUrlTextField;
   private Button useFixedPortCheckBox;
   private Button contextPathCheckBox;
   private Text contextPathTextField;
   private Spinner portSpinner;
   private Button useSessionTimeoutCheckBox;
   private Spinner sessionTimeoutSpinner;
   private Button developmentModeCheckBox;
   private ILaunchConfigurationListener launchConfigListener;
   private DataLocationBlock dataLocationBlock;

   public MainTab() {
     tabImage = Images.DESC_MAIN_TAB.createImage();
     warnImage = Images.WARNING.createImage();
     GridData gridData = new GridData( SWT.FILL, SWT.CENTER, true, false );
     fillHorizontal = GridDataFactory.createFrom( gridData );
     modifyListener = createDialogModifyListener();
     selectionListener = createDialogSelectionListener();
     addLaunchConfigListener();
   }

   private ModifyListener createDialogModifyListener() {
      ModifyListener result = new ModifyListener() {
       public void modifyText( ModifyEvent e ) {
         updateLaunchConfigurationDialog();
       }
     };
     return result;
   }

   private SelectionAdapter createDialogSelectionListener() {
      SelectionAdapter result = new SelectionAdapter() {
       @Override
       public void widgetSelected( SelectionEvent e ) {
         updateLaunchConfigurationDialog();
       }
     };
     return result;
   }

   @Override
   public void dispose() {
     tabImage.dispose();
     warnImage.dispose();
     ILaunchManager launchManager = getLaunchManager();
     launchManager.removeLaunchConfigurationListener( launchConfigListener );
     super.dispose();
   }

   public void createControl( Composite parent ) {
     Composite container = new Composite( parent, SWT.NONE );
     container.setLayout( new GridLayout() );
     createBrowserModeSection( container );
     createRuntimeSettingsSection( container );
     createRAPSettingsSection( container );
     createDataLocationSection( container );
     Dialog.applyDialogFont( container );
     setControl( container );
   }

   public String getName() {
     return LaunchMessages.MainTab_Name;
   }

   @Override
   public Image getImage() {
     return tabImage;
   }

   public void initializeFrom( ILaunchConfiguration config ) {
     RAPLaunchConfig rapConfig = new RAPLaunchConfig( config );
     try {
       servletPathTextField.setText( rapConfig.getServletPath() );
       useFixedPortCheckBox.setSelection( rapConfig.getUseManualPort() );
       portSpinner.setSelection( rapConfig.getPort() );
       contextPathCheckBox.setSelection( rapConfig.getUseManualContextPath() );
       contextPathTextField.setText( rapConfig.getContextPath() );
       boolean openBrowser = rapConfig.getOpenBrowser();
       openBrowserCheckBox.setSelection( openBrowser );
       internalBrowserRadioButton.setEnabled( openBrowser );
       externalBrowserRadioButton.setEnabled( openBrowser );
       if( BrowserMode.EXTERNAL.equals( rapConfig.getBrowserMode() ) ) {
         externalBrowserRadioButton.setSelection( true );
         internalBrowserRadioButton.setSelection( false );
       } else {
         externalBrowserRadioButton.setSelection( false );
         internalBrowserRadioButton.setSelection( true );
       }
       useSessionTimeoutCheckBox.setSelection( rapConfig.getUseSessionTimeout() );
       sessionTimeoutSpinner.setSelection( rapConfig.getSessionTimeout() );
       developmentModeCheckBox.setSelection( rapConfig.getDevelopmentMode() );
       dataLocationBlock.initializeFrom( rapConfig );
     } catch( CoreException e ) {
       ErrorUtil.show( null, e );
     }
   }

   public void performApply( ILaunchConfigurationWorkingCopy config ) {
     RAPLaunchConfig rapConfig = new RAPLaunchConfig( config );
     rapConfig.setServletPath( servletPathTextField.getText() );
     rapConfig.setOpenBrowser( openBrowserCheckBox.getSelection() );
     rapConfig.setBrowserMode( getBrowserMode() );
     portSpinner.setEnabled( useFixedPortCheckBox.getSelection() );
     rapConfig.setUseManualPort( useFixedPortCheckBox.getSelection() );
     rapConfig.setPort( portSpinner.getSelection() );
     contextPathTextField.setEnabled( contextPathCheckBox.getSelection() );
     rapConfig.setUseManualContextPath( contextPathCheckBox.getSelection() );
     rapConfig.setContextPath( contextPathTextField.getText() );
     sessionTimeoutSpinner.setEnabled( useSessionTimeoutCheckBox.getSelection() );
     rapConfig.setUseSessionTimeout( useSessionTimeoutCheckBox.getSelection() );
     rapConfig.setSessionTimeout( sessionTimeoutSpinner.getSelection() );
     rapConfig.setDevelopmentMode( developmentModeCheckBox.getSelection() );
     rapConfig.setDataLocation( dataLocationBlock.getLocation() );
     boolean useDefaultDataLocation = dataLocationBlock.getUseDefaultDataLocation();
     rapConfig.setUseDefaultDataLocation( useDefaultDataLocation );
     rapConfig.setDoClearDataLocation( dataLocationBlock.getDoClearDataLocation() );
     rapConfig.setAskClearDataLocation( false );
     validate( rapConfig );
     setDirty( true );
   }

   public void setDefaults( ILaunchConfigurationWorkingCopy config ) {
     RAPLaunchConfig.setDefaults( config );
   }

   @Override
   public boolean isValid( ILaunchConfiguration launchConfig ) {
     return getErrorMessage() == null;
   }

   @Override
   public void validateTab() {
     // We validate on performApply and launcher changes. No need to validate here.
   }

   private void addLaunchConfigListener() {
     launchConfigListener = getLaunchConfigListener();
     ILaunchManager launchManager = getLaunchManager();
     launchManager.addLaunchConfigurationListener( launchConfigListener );
   }

   private ILaunchConfigurationListener getLaunchConfigListener() {
     ILaunchConfigurationListener result = new ILaunchConfigurationListener() {
       public void launchConfigurationChanged( ILaunchConfiguration configuration ) {
         RAPLaunchConfig rapConfig = new RAPLaunchConfig( configuration );
         validate( rapConfig );
         updateApplicationUrl( rapConfig );
       }

       public void launchConfigurationAdded( ILaunchConfiguration configuration ) {
         // Do nothing
       }

       public void launchConfigurationRemoved( ILaunchConfiguration configuration ) {
         // Do nothing
       }
     };
     return result;
   }

   private void createDataLocationSection( Composite container ) {
     dataLocationBlock = new DataLocationBlock( this );
     Control blockControl = dataLocationBlock.createControl( container );
     blockControl.setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );
   }

   private void createBrowserModeSection( Composite parent ) {
     Group group = new Group( parent, SWT.NONE );
     group.setLayoutData( fillHorizontal.create() );
     group.setText( LaunchMessages.MainTab_Browser );
     group.setLayout( new GridLayout() );
     createBrowserActivationPart( group );
     createServletPathPart( group );
   }

   private void createBrowserActivationPart( Composite parent ) {
     Composite composite = new Composite( parent, SWT.NONE );
     composite.setLayoutData( fillHorizontal.span( 2, 1 ).create() );
     GridLayout layout = new GridLayout( 2, false );
     layout.horizontalSpacing = 10;
     layout.verticalSpacing = 0;
     composite.setLayout( layout );
     openBrowserCheckBox = new Button( composite, SWT.CHECK );
     openBrowserCheckBox.setLayoutData( new GridData( SWT.FILL, SWT.CENTER, true, false ) );
     openBrowserCheckBox.setText( LaunchMessages.MainTab_OpenApplicationIn );
     Link browserPrefsLink = createBrowserPrefsLink( composite );
     browserPrefsLink.setLayoutData( new GridData( SWT.END, SWT.CENTER, false, false ) );
     Composite modePart = createBrowserModePart( composite );
     modePart.setLayoutData( GridDataFactory.fillDefaults().span( 2, 1 ).indent( 17, 0 ).create() );
     addSelectionListeners();
   }

   private Link createBrowserPrefsLink( Composite composite ) {
     Link link = new Link( composite, SWT.NONE );
     link.setText( LaunchMessages.MainTab_ConfigureBrowsers );
     link.addSelectionListener( new SelectionAdapter() {
       @Override
       public void widgetSelected( SelectionEvent event ) {
         openBrowserPrefs();
       }
     } );
     return link;
   }

   private Composite createBrowserModePart( Composite parent ) {
     Composite composite = new Composite( parent, SWT.NONE );
     composite.setLayout( new RowLayout( SWT.HORIZONTAL ) );
     internalBrowserRadioButton = new Button( composite, SWT.RADIO );
     internalBrowserRadioButton.setText( LaunchMessages.MainTab_InternalBrowser );
     internalBrowserRadioButton.addSelectionListener( selectionListener );
     externalBrowserRadioButton = new Button( composite, SWT.RADIO );
     externalBrowserRadioButton.setText( LaunchMessages.MainTab_ExternalBrowser );
     externalBrowserRadioButton.addSelectionListener( selectionListener );
     return composite;
   }

   private void addSelectionListeners() {
     openBrowserCheckBox.addSelectionListener( selectionListener );
     openBrowserCheckBox.addSelectionListener( new SelectionAdapter() {
       @Override
       public void widgetSelected( SelectionEvent e ) {
         boolean openBrowser = openBrowserCheckBox.getSelection();
         internalBrowserRadioButton.setEnabled( openBrowser );
         externalBrowserRadioButton.setEnabled( openBrowser );
         servletPathTextField.setEnabled( openBrowser );
       }
     } );
   }

   private void createServletPathPart( Composite parent ) {
     Composite composite = new Composite( parent, SWT.NONE );
     composite.setLayoutData( fillHorizontal.create() );
     composite.setLayout( new GridLayout( 2, false ) );
     Label lblServletPath = new Label( composite, SWT.NONE );
     lblServletPath.setText( LaunchMessages.MainTab_ServletPath );
     servletPathTextField = new Text( composite, SWT.BORDER );
     servletPathTextField.addModifyListener( modifyListener );
     GridDataFactory.fillDefaults().grab( true, false ).applyTo( servletPathTextField );
     Label finalUrlLabel = new Label( composite, SWT.NONE );
     finalUrlLabel.setText( LaunchMessages.MainTab_ApplicationUrl );
     // Create a text area which is read-only but not disabled to allow the user to select the text
     // and copy it, set the background to make it clear to the user this is not a place to edit
     applicationUrlTextField = new Text( composite, SWT.SINGLE | SWT.READ_ONLY );
     applicationUrlTextField.setBackground( applicationUrlTextField.getParent().getBackground() );
     GridDataFactory.fillDefaults().grab( true, false ).applyTo( applicationUrlTextField );
   }

   private void createRuntimeSettingsSection( Composite parent ) {
     Group group = new Group( parent, SWT.NONE );
     group.setLayoutData( fillHorizontal.create() );
     group.setText( LaunchMessages.MainTab_ServerSettings );
     group.setLayout( new GridLayout( 4, false ) );
     useFixedPortCheckBox = new Button( group, SWT.CHECK );
     useFixedPortCheckBox.setText( LaunchMessages.MainTab_ManualPortConfig );
     useFixedPortCheckBox.addSelectionListener( selectionListener );
     portSpinner = new Spinner( group, SWT.BORDER );
     portSpinner.setLayoutData( new GridData( SWT.FILL, SWT.DEFAULT, true, false ) );
     portSpinner.setMinimum( RAPLaunchConfig.MIN_PORT_NUMBER );
     portSpinner.setMaximum( RAPLaunchConfig.MAX_PORT_NUMBER );
     portSpinner.addModifyListener( modifyListener );
     useSessionTimeoutCheckBox = new Button( group, SWT.CHECK );
     GridDataFactory.fillDefaults().indent( 25, 0 ).applyTo( useSessionTimeoutCheckBox );
     useSessionTimeoutCheckBox.setText( LaunchMessages.MainTab_ManualTimeoutConfig );
     useSessionTimeoutCheckBox.addSelectionListener( selectionListener );
     sessionTimeoutSpinner = new Spinner( group, SWT.BORDER );
     sessionTimeoutSpinner.setLayoutData( new GridData( SWT.FILL, SWT.DEFAULT, true, false ) );
     sessionTimeoutSpinner.setMinimum( RAPLaunchConfig.MIN_SESSION_TIMEOUT );
     sessionTimeoutSpinner.setMaximum( RAPLaunchConfig.MAX_SESSION_TIMEOUT );
     sessionTimeoutSpinner.addModifyListener( modifyListener );
     contextPathCheckBox = new Button( group, SWT.CHECK );
     contextPathCheckBox.setText( LaunchMessages.MainTab_ManualContextPath );
     contextPathCheckBox.addSelectionListener( selectionListener );
     contextPathTextField = new Text( group, SWT.BORDER | SWT.SINGLE );
     GridDataFactory.fillDefaults().grab( true, false ).span( 3, 1 ).applyTo( contextPathTextField );
     contextPathTextField.addModifyListener( modifyListener );
   }

   private void createRAPSettingsSection( Composite parent ) {
     Group group = new Group( parent, SWT.NONE );
     group.setLayoutData( fillHorizontal.create() );
     group.setText( LaunchMessages.MainTab_RAPSettings );
     group.setLayout( new GridLayout( 2, true ) );
     Composite leftPart = new Composite( group, SWT.NONE );
     leftPart.setLayout( createGridLayoutWithoutMargin( 1 ) );
     GridDataFactory.fillDefaults().grab( true, false ).applyTo( leftPart );
     createRAPSettingsLeftPart( leftPart );
     Composite rightPart = new Composite( group, SWT.NONE );
     rightPart.setLayout( createGridLayoutWithoutMargin( 2 ) );
     GridDataFactory.fillDefaults().grab( true, false ).indent( 15, 0 ).applyTo( rightPart );
   }

   private GridLayout createGridLayoutWithoutMargin( int numColumns ) {
     GridLayout result = new GridLayout( numColumns, false );
     result.marginHeight = 0;
     result.marginWidth = 0;
     return result;
   }

   private void createRAPSettingsLeftPart( Composite leftPartComposite ) {
     developmentModeCheckBox = new Button( leftPartComposite, SWT.CHECK );
     developmentModeCheckBox.setText( LaunchMessages.MainTab_DevelopmentMode );
     developmentModeCheckBox.addSelectionListener( selectionListener );
   }

   private void validate( RAPLaunchConfig config ) {
     RAPLaunchConfigValidator validator = new RAPLaunchConfigValidator( config );
     IStatus[] states = validator.validate();
     String infoMessage = findMessage( states, IStatus.INFO );
     String warnMessage = findMessage( states, IStatus.WARNING );
     String errorMessage = findMessage( states, IStatus.ERROR );
     if( warnMessage != null ) {
       setMessage( warnMessage );
     } else {
       setMessage( infoMessage );
     }
     setErrorMessage( errorMessage );
   }

   private void updateApplicationUrl( RAPLaunchConfig config ) {
     String applicationUrl;
     try {
       applicationUrl = getApplicationUrl( config );
     } catch( Exception e ) {
       setErrorMessage( e.getMessage() );
       applicationUrl = "";
     }
     udpateApplicationUrlTextField( applicationUrl );
   }

   private String getApplicationUrl( RAPLaunchConfig config ) throws CoreException {
     String result;
     if( config.getUseManualPort() ) {
       int port = config.getPort();
       result = URLBuilder.fromLaunchConfig( config, port, false );
     } else {
       result = URLBuilder.fromLaunchConfig( config, "<PORT>", false );
     }
     return result;
   }

   private void udpateApplicationUrlTextField( final String finalApplicationUrl ) {
     if( applicationUrlTextField != null && !applicationUrlTextField.isDisposed() ) {
       // could be called from a non UI thread
       applicationUrlTextField.getDisplay().syncExec( new Runnable() {
         public void run() {
           if( !finalApplicationUrl.equals( applicationUrlTextField.getText() ) ) {
             applicationUrlTextField.setText( finalApplicationUrl );
           }
         }
       } );
     }
   }

   private static String findMessage( IStatus[] states, int severity ) {
     String result = null;
     for( int i = 0; result == null && i < states.length; i++ ) {
       if( states[ i ].matches( severity ) ) {
         result = states[ i ].getMessage();
       }
     }
     return result;
   }

   private void openBrowserPrefs() {
     PreferenceDialog dialog
       = PreferencesUtil.createPreferenceDialogOn( getShell(), BROWSER_PREFERENCE_PAGE, null, null );
     dialog.open();
     dialog.close();
   }

   private BrowserMode getBrowserMode() {
     boolean selection = externalBrowserRadioButton.getSelection();
     return selection ? BrowserMode.EXTERNAL : BrowserMode.INTERNAL;
   }

 }
	/*******************************************************************************
	* Copyright (c) 2009, 2013 EclipseSource and others.
	* 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:
	* Innoopract Informationssysteme GmbH - initial API and implementation
	* EclipseSource - ongoing development
	******************************************************************************/
	package org.eclipse.rap.tools.launch.internal.tab;

	import org.eclipse.core.runtime.CoreException;
	import org.eclipse.core.runtime.IStatus;
	import org.eclipse.debug.core.*;
	import org.eclipse.jface.dialogs.Dialog;
	import org.eclipse.jface.layout.GridDataFactory;
	import org.eclipse.jface.preference.PreferenceDialog;
	import org.eclipse.pde.ui.launcher.AbstractLauncherTab;
	import org.eclipse.rap.tools.launch.internal.*;
	import org.eclipse.rap.tools.launch.internal.RAPLaunchConfig.BrowserMode;
	import org.eclipse.rap.tools.launch.internal.util.ErrorUtil;
	import org.eclipse.rap.tools.launch.internal.util.Images;
	import org.eclipse.swt.SWT;
	import org.eclipse.swt.events.*;
	import org.eclipse.swt.graphics.Image;
	import org.eclipse.swt.layout.*;
	import org.eclipse.swt.widgets.*;
	import org.eclipse.ui.dialogs.PreferencesUtil;


	public final class MainTab extends AbstractLauncherTab {

	private static final String BROWSER_PREFERENCE_PAGE
	= "org.eclipse.ui.browser.preferencePage"; //$NON-NLS-1$

	private final GridDataFactory fillHorizontal;
	private final ModifyListener modifyListener;
	private final SelectionListener selectionListener;
	private final Image tabImage;
	private final Image warnImage;
	private Text servletPathTextField;
	private Button openBrowserCheckBox;
	private Button internalBrowserRadioButton;
	private Button externalBrowserRadioButton;
	private Text applicationUrlTextField;
	private Button useFixedPortCheckBox;
	private Button contextPathCheckBox;
	private Text contextPathTextField;
	private Spinner portSpinner;
	private Button useSessionTimeoutCheckBox;
	private Spinner sessionTimeoutSpinner;
	private Button developmentModeCheckBox;
	private ILaunchConfigurationListener launchConfigListener;
	private DataLocationBlock dataLocationBlock;

	public MainTab() {
	tabImage = Images.DESC_MAIN_TAB.createImage();
	warnImage = Images.WARNING.createImage();
	GridData gridData = new GridData( SWT.FILL, SWT.CENTER, true, false );
	fillHorizontal = GridDataFactory.createFrom( gridData );
	modifyListener = createDialogModifyListener();
	selectionListener = createDialogSelectionListener();
	addLaunchConfigListener();
	}

	private ModifyListener createDialogModifyListener() {
	ModifyListener result = new ModifyListener() {
	public void modifyText( ModifyEvent e ) {
	updateLaunchConfigurationDialog();
	}
	};
	return result;
	}

	private SelectionAdapter createDialogSelectionListener() {
	SelectionAdapter result = new SelectionAdapter() {
	@Override
	public void widgetSelected( SelectionEvent e ) {
	updateLaunchConfigurationDialog();
	}
	};
	return result;
	}

	@Override
	public void dispose() {
	tabImage.dispose();
	warnImage.dispose();
	ILaunchManager launchManager = getLaunchManager();
	launchManager.removeLaunchConfigurationListener( launchConfigListener );
	super.dispose();
	}

	public void createControl( Composite parent ) {
	Composite container = new Composite( parent, SWT.NONE );
	container.setLayout( new GridLayout() );
	createBrowserModeSection( container );
	createRuntimeSettingsSection( container );
	createRAPSettingsSection( container );
	createDataLocationSection( container );
	Dialog.applyDialogFont( container );
	setControl( container );
	}

	public String getName() {
	return LaunchMessages.MainTab_Name;
	}

	@Override
	public Image getImage() {
	return tabImage;
	}

	public void initializeFrom( ILaunchConfiguration config ) {
	RAPLaunchConfig rapConfig = new RAPLaunchConfig( config );
	try {
	servletPathTextField.setText( rapConfig.getServletPath() );
	useFixedPortCheckBox.setSelection( rapConfig.getUseManualPort() );
	portSpinner.setSelection( rapConfig.getPort() );
	contextPathCheckBox.setSelection( rapConfig.getUseManualContextPath() );
	contextPathTextField.setText( rapConfig.getContextPath() );
	boolean openBrowser = rapConfig.getOpenBrowser();
	openBrowserCheckBox.setSelection( openBrowser );
	internalBrowserRadioButton.setEnabled( openBrowser );
	externalBrowserRadioButton.setEnabled( openBrowser );
	if( BrowserMode.EXTERNAL.equals( rapConfig.getBrowserMode() ) ) {
	externalBrowserRadioButton.setSelection( true );
	internalBrowserRadioButton.setSelection( false );
	} else {
	externalBrowserRadioButton.setSelection( false );
	internalBrowserRadioButton.setSelection( true );
	}
	useSessionTimeoutCheckBox.setSelection( rapConfig.getUseSessionTimeout() );
	sessionTimeoutSpinner.setSelection( rapConfig.getSessionTimeout() );
	developmentModeCheckBox.setSelection( rapConfig.getDevelopmentMode() );
	dataLocationBlock.initializeFrom( rapConfig );
	} catch( CoreException e ) {
	ErrorUtil.show( null, e );
	}
	}

	public void performApply( ILaunchConfigurationWorkingCopy config ) {
	RAPLaunchConfig rapConfig = new RAPLaunchConfig( config );
	rapConfig.setServletPath( servletPathTextField.getText() );
	rapConfig.setOpenBrowser( openBrowserCheckBox.getSelection() );
	rapConfig.setBrowserMode( getBrowserMode() );
	portSpinner.setEnabled( useFixedPortCheckBox.getSelection() );
	rapConfig.setUseManualPort( useFixedPortCheckBox.getSelection() );
	rapConfig.setPort( portSpinner.getSelection() );
	contextPathTextField.setEnabled( contextPathCheckBox.getSelection() );
	rapConfig.setUseManualContextPath( contextPathCheckBox.getSelection() );
	rapConfig.setContextPath( contextPathTextField.getText() );
	sessionTimeoutSpinner.setEnabled( useSessionTimeoutCheckBox.getSelection() );
	rapConfig.setUseSessionTimeout( useSessionTimeoutCheckBox.getSelection() );
	rapConfig.setSessionTimeout( sessionTimeoutSpinner.getSelection() );
	rapConfig.setDevelopmentMode( developmentModeCheckBox.getSelection() );
	rapConfig.setDataLocation( dataLocationBlock.getLocation() );
	boolean useDefaultDataLocation = dataLocationBlock.getUseDefaultDataLocation();
	rapConfig.setUseDefaultDataLocation( useDefaultDataLocation );
	rapConfig.setDoClearDataLocation( dataLocationBlock.getDoClearDataLocation() );
	rapConfig.setAskClearDataLocation( false );
	validate( rapConfig );
	setDirty( true );
	}

	public void setDefaults( ILaunchConfigurationWorkingCopy config ) {
	RAPLaunchConfig.setDefaults( config );
	}

	@Override
	public boolean isValid( ILaunchConfiguration launchConfig ) {
	return getErrorMessage() == null;
	}

	@Override
	public void validateTab() {
	// We validate on performApply and launcher changes. No need to validate here.
	}

	private void addLaunchConfigListener() {
	launchConfigListener = getLaunchConfigListener();
	ILaunchManager launchManager = getLaunchManager();
	launchManager.addLaunchConfigurationListener( launchConfigListener );
	}

	private ILaunchConfigurationListener getLaunchConfigListener() {
	ILaunchConfigurationListener result = new ILaunchConfigurationListener() {
	public void launchConfigurationChanged( ILaunchConfiguration configuration ) {
	RAPLaunchConfig rapConfig = new RAPLaunchConfig( configuration );
	validate( rapConfig );
	updateApplicationUrl( rapConfig );
	}

	public void launchConfigurationAdded( ILaunchConfiguration configuration ) {
	// Do nothing
	}

	public void launchConfigurationRemoved( ILaunchConfiguration configuration ) {
	// Do nothing
	}
	};
	return result;
	}

	private void createDataLocationSection( Composite container ) {
	dataLocationBlock = new DataLocationBlock( this );
	Control blockControl = dataLocationBlock.createControl( container );
	blockControl.setLayoutData( new GridData( GridData.FILL_HORIZONTAL ) );
	}

	private void createBrowserModeSection( Composite parent ) {
	Group group = new Group( parent, SWT.NONE );
	group.setLayoutData( fillHorizontal.create() );
	group.setText( LaunchMessages.MainTab_Browser );
	group.setLayout( new GridLayout() );
	createBrowserActivationPart( group );
	createServletPathPart( group );
	}

	private void createBrowserActivationPart( Composite parent ) {
	Composite composite = new Composite( parent, SWT.NONE );
	composite.setLayoutData( fillHorizontal.span( 2, 1 ).create() );
	GridLayout layout = new GridLayout( 2, false );
	layout.horizontalSpacing = 10;
	layout.verticalSpacing = 0;
	composite.setLayout( layout );
	openBrowserCheckBox = new Button( composite, SWT.CHECK );
	openBrowserCheckBox.setLayoutData( new GridData( SWT.FILL, SWT.CENTER, true, false ) );
	openBrowserCheckBox.setText( LaunchMessages.MainTab_OpenApplicationIn );
	Link browserPrefsLink = createBrowserPrefsLink( composite );
	browserPrefsLink.setLayoutData( new GridData( SWT.END, SWT.CENTER, false, false ) );
	Composite modePart = createBrowserModePart( composite );
	modePart.setLayoutData( GridDataFactory.fillDefaults().span( 2, 1 ).indent( 17, 0 ).create() );
	addSelectionListeners();
	}

	private Link createBrowserPrefsLink( Composite composite ) {
	Link link = new Link( composite, SWT.NONE );
	link.setText( LaunchMessages.MainTab_ConfigureBrowsers );
	link.addSelectionListener( new SelectionAdapter() {
	@Override
	public void widgetSelected( SelectionEvent event ) {
	openBrowserPrefs();
	}
	} );
	return link;
	}

	private Composite createBrowserModePart( Composite parent ) {
	Composite composite = new Composite( parent, SWT.NONE );
	composite.setLayout( new RowLayout( SWT.HORIZONTAL ) );
	internalBrowserRadioButton = new Button( composite, SWT.RADIO );
	internalBrowserRadioButton.setText( LaunchMessages.MainTab_InternalBrowser );
	internalBrowserRadioButton.addSelectionListener( selectionListener );
	externalBrowserRadioButton = new Button( composite, SWT.RADIO );
	externalBrowserRadioButton.setText( LaunchMessages.MainTab_ExternalBrowser );
	externalBrowserRadioButton.addSelectionListener( selectionListener );
	return composite;
	}

	private void addSelectionListeners() {
	openBrowserCheckBox.addSelectionListener( selectionListener );
	openBrowserCheckBox.addSelectionListener( new SelectionAdapter() {
	@Override
	public void widgetSelected( SelectionEvent e ) {
	boolean openBrowser = openBrowserCheckBox.getSelection();
	internalBrowserRadioButton.setEnabled( openBrowser );
	externalBrowserRadioButton.setEnabled( openBrowser );
	servletPathTextField.setEnabled( openBrowser );
	}
	} );
	}

	private void createServletPathPart( Composite parent ) {
	Composite composite = new Composite( parent, SWT.NONE );
	composite.setLayoutData( fillHorizontal.create() );
	composite.setLayout( new GridLayout( 2, false ) );
	Label lblServletPath = new Label( composite, SWT.NONE );
	lblServletPath.setText( LaunchMessages.MainTab_ServletPath );
	servletPathTextField = new Text( composite, SWT.BORDER );
	servletPathTextField.addModifyListener( modifyListener );
	GridDataFactory.fillDefaults().grab( true, false ).applyTo( servletPathTextField );
	Label finalUrlLabel = new Label( composite, SWT.NONE );
	finalUrlLabel.setText( LaunchMessages.MainTab_ApplicationUrl );
	// Create a text area which is read-only but not disabled to allow the user to select the text
	// and copy it, set the background to make it clear to the user this is not a place to edit
	applicationUrlTextField = new Text( composite, SWT.SINGLE \| SWT.READ_ONLY );
	applicationUrlTextField.setBackground( applicationUrlTextField.getParent().getBackground() );
	GridDataFactory.fillDefaults().grab( true, false ).applyTo( applicationUrlTextField );
	}

	private void createRuntimeSettingsSection( Composite parent ) {
	Group group = new Group( parent, SWT.NONE );
	group.setLayoutData( fillHorizontal.create() );
	group.setText( LaunchMessages.MainTab_ServerSettings );
	group.setLayout( new GridLayout( 4, false ) );
	useFixedPortCheckBox = new Button( group, SWT.CHECK );
	useFixedPortCheckBox.setText( LaunchMessages.MainTab_ManualPortConfig );
	useFixedPortCheckBox.addSelectionListener( selectionListener );
	portSpinner = new Spinner( group, SWT.BORDER );
	portSpinner.setLayoutData( new GridData( SWT.FILL, SWT.DEFAULT, true, false ) );
	portSpinner.setMinimum( RAPLaunchConfig.MIN_PORT_NUMBER );
	portSpinner.setMaximum( RAPLaunchConfig.MAX_PORT_NUMBER );
	portSpinner.addModifyListener( modifyListener );
	useSessionTimeoutCheckBox = new Button( group, SWT.CHECK );
	GridDataFactory.fillDefaults().indent( 25, 0 ).applyTo( useSessionTimeoutCheckBox );
	useSessionTimeoutCheckBox.setText( LaunchMessages.MainTab_ManualTimeoutConfig );
	useSessionTimeoutCheckBox.addSelectionListener( selectionListener );
	sessionTimeoutSpinner = new Spinner( group, SWT.BORDER );
	sessionTimeoutSpinner.setLayoutData( new GridData( SWT.FILL, SWT.DEFAULT, true, false ) );
	sessionTimeoutSpinner.setMinimum( RAPLaunchConfig.MIN_SESSION_TIMEOUT );
	sessionTimeoutSpinner.setMaximum( RAPLaunchConfig.MAX_SESSION_TIMEOUT );
	sessionTimeoutSpinner.addModifyListener( modifyListener );
	contextPathCheckBox = new Button( group, SWT.CHECK );
	contextPathCheckBox.setText( LaunchMessages.MainTab_ManualContextPath );
	contextPathCheckBox.addSelectionListener( selectionListener );
	contextPathTextField = new Text( group, SWT.BORDER \| SWT.SINGLE );
	GridDataFactory.fillDefaults().grab( true, false ).span( 3, 1 ).applyTo( contextPathTextField );
	contextPathTextField.addModifyListener( modifyListener );
	}

	private void createRAPSettingsSection( Composite parent ) {
	Group group = new Group( parent, SWT.NONE );
	group.setLayoutData( fillHorizontal.create() );
	group.setText( LaunchMessages.MainTab_RAPSettings );
	group.setLayout( new GridLayout( 2, true ) );
	Composite leftPart = new Composite( group, SWT.NONE );
	leftPart.setLayout( createGridLayoutWithoutMargin( 1 ) );
	GridDataFactory.fillDefaults().grab( true, false ).applyTo( leftPart );
	createRAPSettingsLeftPart( leftPart );
	Composite rightPart = new Composite( group, SWT.NONE );
	rightPart.setLayout( createGridLayoutWithoutMargin( 2 ) );
	GridDataFactory.fillDefaults().grab( true, false ).indent( 15, 0 ).applyTo( rightPart );
	}

	private GridLayout createGridLayoutWithoutMargin( int numColumns ) {
	GridLayout result = new GridLayout( numColumns, false );
	result.marginHeight = 0;
	result.marginWidth = 0;
	return result;
	}

	private void createRAPSettingsLeftPart( Composite leftPartComposite ) {
	developmentModeCheckBox = new Button( leftPartComposite, SWT.CHECK );
	developmentModeCheckBox.setText( LaunchMessages.MainTab_DevelopmentMode );
	developmentModeCheckBox.addSelectionListener( selectionListener );
	}

	private void validate( RAPLaunchConfig config ) {
	RAPLaunchConfigValidator validator = new RAPLaunchConfigValidator( config );
	IStatus[] states = validator.validate();
	String infoMessage = findMessage( states, IStatus.INFO );
	String warnMessage = findMessage( states, IStatus.WARNING );
	String errorMessage = findMessage( states, IStatus.ERROR );
	if( warnMessage != null ) {
	setMessage( warnMessage );
	} else {
	setMessage( infoMessage );
	}
	setErrorMessage( errorMessage );
	}

	private void updateApplicationUrl( RAPLaunchConfig config ) {
	String applicationUrl;
	try {
	applicationUrl = getApplicationUrl( config );
	} catch( Exception e ) {
	setErrorMessage( e.getMessage() );
	applicationUrl = "";
	}
	udpateApplicationUrlTextField( applicationUrl );
	}

	private String getApplicationUrl( RAPLaunchConfig config ) throws CoreException {
	String result;
	if( config.getUseManualPort() ) {
	int port = config.getPort();
	result = URLBuilder.fromLaunchConfig( config, port, false );
	} else {
	result = URLBuilder.fromLaunchConfig( config, "<PORT>", false );
	}
	return result;
	}

	private void udpateApplicationUrlTextField( final String finalApplicationUrl ) {
	if( applicationUrlTextField != null && !applicationUrlTextField.isDisposed() ) {
	// could be called from a non UI thread
	applicationUrlTextField.getDisplay().syncExec( new Runnable() {
	public void run() {
	if( !finalApplicationUrl.equals( applicationUrlTextField.getText() ) ) {
	applicationUrlTextField.setText( finalApplicationUrl );
	}
	}
	} );
	}
	}

	private static String findMessage( IStatus[] states, int severity ) {
	String result = null;
	for( int i = 0; result == null && i < states.length; i++ ) {
	if( states[ i ].matches( severity ) ) {
	result = states[ i ].getMessage();
	}
	}
	return result;
	}

	private void openBrowserPrefs() {
	PreferenceDialog dialog
	= PreferencesUtil.createPreferenceDialogOn( getShell(), BROWSER_PREFERENCE_PAGE, null, null );
	dialog.open();
	dialog.close();
	}

	private BrowserMode getBrowserMode() {
	boolean selection = externalBrowserRadioButton.getSelection();
	return selection ? BrowserMode.EXTERNAL : BrowserMode.INTERNAL;
	}

	}