350134: [Palette] Can't delete local palette definition

https://bugs.eclipse.org/bugs/show_bug.cgi?id=350134

 - Change called method for delete button  
 - Add a button to restore default configuration for extended palette

Change-Id: I1072f93e086f6e6c0eadfa3a0fbda92cd60d4273
Signed-off-by: Gabriel Pascual <gabriel.pascual@all4tec.net>

1 files changed, 783 insertions, 754 deletions

diff --git a/plugins/customization/org.eclipse.papyrus.customization.palette/src/org/eclipse/papyrus/customization/palette/dialog/PapyrusPaletteCustomizerDialog.java b/plugins/customization/org.eclipse.papyrus.customization.palette/src/org/eclipse/papyrus/customization/palette/dialog/PapyrusPaletteCustomizerDialog.java
index 37e0ecf78c2..6ce9f5a21ad 100644
--- a/plugins/customization/org.eclipse.papyrus.customization.palette/src/org/eclipse/papyrus/customization/palette/dialog/PapyrusPaletteCustomizerDialog.java
+++ b/plugins/customization/org.eclipse.papyrus.customization.palette/src/org/eclipse/papyrus/customization/palette/dialog/PapyrusPaletteCustomizerDialog.java
@@ -1,754 +1,783 @@
-/*****************************************************************************

- * Copyright (c) 2009 CEA LIST.

- * 

- * 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:

- *  Remi Schnekenburger (CEA LIST) remi.schnekenburger@cea.fr - Initial API and implementation

- *

- *****************************************************************************/

-

-package org.eclipse.papyrus.customization.palette.dialog;

-

-import java.util.HashMap;

-import java.util.Iterator;

-import java.util.List;

-import java.util.Map;

-

-import org.eclipse.core.runtime.preferences.IEclipsePreferences;

-import org.eclipse.core.runtime.preferences.IEclipsePreferences.IPreferenceChangeListener;

-import org.eclipse.core.runtime.preferences.IEclipsePreferences.PreferenceChangeEvent;

-import org.eclipse.core.runtime.preferences.InstanceScope;

-import org.eclipse.gef.palette.PaletteContainer;

-import org.eclipse.gef.palette.PaletteEntry;

-import org.eclipse.gef.palette.PaletteRoot;

-import org.eclipse.gef.ui.palette.PaletteCustomizer;

-import org.eclipse.gmf.runtime.gef.ui.palette.customize.PaletteCustomizerDialogEx;

-import org.eclipse.jface.dialogs.IDialogConstants;

-import org.eclipse.jface.dialogs.MessageDialog;

-import org.eclipse.jface.resource.ImageDescriptor;

-import org.eclipse.jface.viewers.CheckboxTableViewer;

-import org.eclipse.jface.viewers.DoubleClickEvent;

-import org.eclipse.jface.viewers.ICheckStateProvider;

-import org.eclipse.jface.viewers.IDoubleClickListener;

-import org.eclipse.jface.viewers.ILabelProvider;

-import org.eclipse.jface.viewers.ILabelProviderListener;

-import org.eclipse.jface.viewers.ISelection;

-import org.eclipse.jface.viewers.ISelectionChangedListener;

-import org.eclipse.jface.viewers.IStructuredContentProvider;

-import org.eclipse.jface.viewers.IStructuredSelection;

-import org.eclipse.jface.viewers.SelectionChangedEvent;

-import org.eclipse.jface.viewers.TableViewer;

-import org.eclipse.jface.viewers.TreeViewer;

-import org.eclipse.jface.viewers.Viewer;

-import org.eclipse.jface.wizard.WizardDialog;

-import org.eclipse.papyrus.infra.core.sasheditor.editor.ISashWindowsContainer;

-import org.eclipse.papyrus.uml.diagram.common.Activator;

-import org.eclipse.papyrus.uml.diagram.common.Messages;

-import org.eclipse.papyrus.uml.diagram.common.part.PaletteUtil;

-import org.eclipse.papyrus.uml.diagram.common.part.PapyrusPaletteCustomizer;

-import org.eclipse.papyrus.uml.diagram.common.part.PapyrusPalettePreferences;

-import org.eclipse.papyrus.uml.diagram.common.service.PapyrusPaletteService;

-import org.eclipse.papyrus.uml.diagram.common.service.PapyrusPaletteService.ExtendedProviderDescriptor;

-import org.eclipse.papyrus.uml.diagram.common.service.PapyrusPaletteService.LocalProviderDescriptor;

-import org.eclipse.swt.SWT;

-import org.eclipse.swt.events.MouseEvent;

-import org.eclipse.swt.events.MouseListener;

-import org.eclipse.swt.events.SelectionEvent;

-import org.eclipse.swt.events.SelectionListener;

-import org.eclipse.swt.graphics.Image;

-import org.eclipse.swt.layout.FormAttachment;

-import org.eclipse.swt.layout.FormData;

-import org.eclipse.swt.layout.FormLayout;

-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.Label;

-import org.eclipse.swt.widgets.Shell;

-import org.eclipse.swt.widgets.Table;

-import org.eclipse.swt.widgets.TableItem;

-import org.eclipse.ui.IEditorPart;

-import org.eclipse.ui.IWorkbenchPage;

-import org.eclipse.ui.PlatformUI;

-import org.eclipse.ui.views.properties.tabbed.ITabbedPropertyConstants;

-

-/**

- * specific dialog window for the customisation of the palette

- */

-public class PapyrusPaletteCustomizerDialog extends PaletteCustomizerDialogEx implements IPreferenceChangeListener {

-

-	/** new local palette icon */

-	private static final String NEW_LOCAL_DESC_IMAGE = "/icons/local_desc_new.gif";

-

-	/** delete palette icon */

-	private static final String DELETE_LOCAL_DESC_IMAGE = "/icons/local_desc_destroy.gif";

-

-	/** edit palette icon */

-	private static final String EDIT_LOCAL_DESC_IMAGE = "/icons/local_desc_edit.gif";

-

-	/** path to the local descriptor icon */

-	protected final String LOCAL_DESCRIPTOR = "/icons/local_desc.gif";

-

-	/** path to the plugin descriptor icon */

-	protected final String PLUGIN_DESCRIPTOR = "/icons/plugin_desc.gif";

-

-	/** path to the plugin descriptor icon */

-	protected final String EXTENDED_PLUGIN_DESCRIPTOR = "/icons/extended_plugin_desc.gif";

-

-	/** viewer for the available tools */

-	protected TreeViewer availableToolsTreeViewer;

-

-	/** table viewed by the availablePalettesTreeViewer */

-	protected Table availablePalettesTable;

-

-	/** viewer for the available palettes */

-	protected CheckboxTableViewer availablePalettesTableViewer;

-

-	/** label provider for palette provider */

-	protected PaletteLabelProvider providersLabelProvider;

-

-	/** add local palette button */

-	protected Button newPaletteButton;

-

-	/** delete local palette button */

-	protected Button deletePaletteButton;

-

-	/** edit local palette button */

-	protected Button editPaletteButton;

-

-	/**

-	 * Creates a new PapyrusPaletteCustomizerDialog

-	 * 

-	 * @param shell

-	 *        the shell that hosts the dialog window

-	 * @param customizer

-	 *        the customizer used to customize the palette

-	 * @param root

-	 *        the root of the palette

-	 */

-	public PapyrusPaletteCustomizerDialog(Shell shell, PaletteCustomizer customizer, PaletteRoot root) {

-		super(shell, customizer, root);

-	}

-

-	/**

-	 * {@inheritDoc}

-	 */

-	@Override

-	public int open() {

-		IEclipsePreferences prefs = InstanceScope.INSTANCE.getNode(Activator.ID);

-		prefs.addPreferenceChangeListener(this);

-		return super.open();

-	}

-

-	/**

-	 * {@inheritDoc}

-	 */

-	@Override

-	public boolean close() {

-		IEclipsePreferences prefs = InstanceScope.INSTANCE.getNode(Activator.ID);

-		prefs.removePreferenceChangeListener(this);

-		return super.close();

-	}

-

-	/**

-	 * {@inheritDoc}

-	 */

-	@Override

-	protected Control createDialogArea(Composite parent) {

-		// RS: does not call super, as the composite should not be drawn like they are in parent

-		Composite mainComposite = createMainComposite(parent);

-

-		final Control availableToolsComposite = createAvailablePalettesViewer(mainComposite);

-		FormData data = new FormData();

-		data.left = new FormAttachment(0, 0);

-		data.top = new FormAttachment(0, 0);

-		data.bottom = new FormAttachment(100, 0);

-		// data.right = new FormAttachment(40, 0);

-		availableToolsComposite.setLayoutData(data);

-

-		// final Control displayButtons = createDisplayButtons(mainComposite);

-		// data = new FormData();

-		// data.left = new FormAttachment(availableToolsComposite, 0);

-		// // data.width = 30;

-		// data.top = new FormAttachment(40, 0);

-		// data.bottom = new FormAttachment(100, 0);

-		// displayButtons.setLayoutData(data);

-

-		final Label nameLabel = new Label(mainComposite, SWT.NONE);

-		nameLabel.setText(Messages.Palette_Viewer);

-		data = new FormData();

-		data.left = new FormAttachment(availableToolsComposite, ITabbedPropertyConstants.HSPACE);

-		data.top = new FormAttachment(0, 0);

-		nameLabel.setLayoutData(data);

-

-		// Create the tree

-		Control outline = createOutline(mainComposite);

-		data = new FormData();

-		data.left = new FormAttachment(availableToolsComposite, ITabbedPropertyConstants.HSPACE);

-		data.top = new FormAttachment(nameLabel, 0);

-		data.bottom = new FormAttachment(100, 0);

-		// data.right = new FormAttachment(90, 0);

-		outline.setLayoutData(data);

-

-		// Create the panel where the properties of the selected palette entry will

-		// be shown

-		Control properties = createPropertiesPanel(mainComposite);

-		data = new FormData();

-		data.left = new FormAttachment(outline, ITabbedPropertyConstants.HSPACE);

-		data.right = new FormAttachment(100, 0);

-		data.top = new FormAttachment(0, 0);

-		data.bottom = new FormAttachment(100, 0);

-		properties.setLayoutData(data);

-

-		// add listeners

-		ISelectionChangedListener listener = createSelectionChangedListener();

-		if(listener != null) {

-			availablePalettesTableViewer.addSelectionChangedListener(listener);

-		}

-		return mainComposite;

-	}

-

-	protected ISelectionChangedListener createSelectionChangedListener() {

-		return new ISelectionChangedListener() {

-

-			/**

-			 * {@inheritDoc}

-			 */

-			public void selectionChanged(SelectionChangedEvent event) {

-				// retrieve element selected

-				Object selectedElement = ((IStructuredSelection)event.getSelection()).getFirstElement();

-				if(selectedElement instanceof PapyrusPaletteService.ExtendedProviderDescriptor) {

-					PapyrusPaletteService.ProviderDescriptor descriptor = (PapyrusPaletteService.ProviderDescriptor)selectedElement;

-					deletePaletteButton.setEnabled(true);

-					editPaletteButton.setEnabled(true);

-				} else if(selectedElement instanceof PapyrusPaletteService.LocalProviderDescriptor) {

-					PapyrusPaletteService.LocalProviderDescriptor descriptor = (PapyrusPaletteService.LocalProviderDescriptor)selectedElement;

-					deletePaletteButton.setEnabled(true);

-					editPaletteButton.setEnabled(true);

-				} else {

-					deletePaletteButton.setEnabled(false);

-					editPaletteButton.setEnabled(false);

-				}

-

-				//				if(selectedElement instanceof PapyrusPaletteService.LocalProviderDescriptor) {

-				//					deletePaletteButton.setEnabled(true);

-				//					// check if the palette is in good configuration to be edited...

-				//					if(PaletteUtil.areRequiredProfileApplied(getActiveSashPage(), (PapyrusPaletteService.LocalProviderDescriptor)selectedElement)) {

-				//						editPaletteButton.setEnabled(true);

-				//						editPaletteButton.setToolTipText(Messages.PapyrusPaletteCustomizerDialog_EditButtonTooltip_LocalPaletteSelected);

-				//					} else {

-				//						editPaletteButton.setEnabled(false);

-				//						editPaletteButton.setToolTipText(Messages.PapyrusPaletteCustomizerDialog_EditButtonTooltip_MissingProfile);

-				//					}

-				//				} else {

-				//					deletePaletteButton.setEnabled(false);

-				//					editPaletteButton.setEnabled(false);

-				//					editPaletteButton.setToolTipText(Messages.PapyrusPaletteCustomizerDialog_EditButtonTooltip_LocalPaletteNotSelected);

-				//				}

-			}

-		};

-	}

-

-	protected void addEntry(MouseEvent e) {

-		ISelection selection = availableToolsTreeViewer.getSelection();

-		PaletteEntry entry = null;

-		if(selection instanceof IStructuredSelection) {

-			Object firstElement = ((IStructuredSelection)selection).getFirstElement();

-			if(!(firstElement instanceof PaletteEntry)) {

-				return;

-			} else {

-				entry = ((PaletteEntry)firstElement);

-			}

-		}

-		// sets the active entry, to have the page useful for saving modification

-		setActiveEntry(entry);

-		// add entry to the selected container

-		// retrieve the selection in the palette viewer

-		PaletteEntry destContainer = getSelectedPaletteEntry();

-		((PapyrusPaletteCustomizer)getCustomizer()).storePaletteState(entry);

-		if(destContainer instanceof PaletteContainer) {

-			PaletteContainer oldParent = entry.getParent();

-

-			// checks if the parent is already changed. If not, must store the standard parent (the

-			// one given by the factory)

-			PaletteContainer stdParent = ((PapyrusPaletteCustomizer)getCustomizer()).getChangedParents().get(entry);

-			if(stdParent == null) {

-				((PapyrusPaletteCustomizer)getCustomizer()).getChangedParents().put(entry, entry.getParent());

-			}

-			oldParent.remove(entry);

-			entry.setParent((PaletteContainer)destContainer);

-			((PaletteContainer)destContainer).add(entry);

-		} else {

-			// add it to the palette root

-			PaletteRoot root = (PaletteRoot)PaletteUtil.getRoot(entry);

-			if(root != null) {

-				PaletteContainer oldParent = entry.getParent();

-				PaletteContainer stdParent = ((PapyrusPaletteCustomizer)getCustomizer()).getChangedParents().get(entry);

-				if(stdParent == null) {

-					((PapyrusPaletteCustomizer)getCustomizer()).getChangedParents().put(entry, stdParent);

-				}

-				oldParent.remove(entry);

-				entry.setParent(root);

-				root.add(entry);

-			}

-		}

-	}

-

-	/**

-	 * Creates the available palettes viewer part of the dialog.

-	 * 

-	 * @param container

-	 *        The Composite within which the viewer has to be created

-	 * @return The newly created Control that has the viewer

-	 */

-	protected Control createAvailablePalettesViewer(Composite container) {

-		// Create the Composite that will contain the available tools

-		Composite composite = new Composite(container, SWT.NONE);

-		composite.setFont(container.getFont());

-		GridLayout layout = new GridLayout(4, false);

-		layout.horizontalSpacing = 0;

-		layout.verticalSpacing = 0;

-		layout.marginHeight = 0;

-		layout.marginWidth = 0;

-		composite.setLayout(layout);

-

-		final Label nameLabel = new Label(composite, SWT.NONE);

-		nameLabel.setText(Messages.Available_Palettes);

-		GridData data = new GridData(SWT.FILL, SWT.CENTER, true, false);

-		nameLabel.setLayoutData(data);

-

-		newPaletteButton = new Button(composite, SWT.NONE);

-		newPaletteButton.setImage(Activator.getImage(NEW_LOCAL_DESC_IMAGE));

-		newPaletteButton.setToolTipText(Messages.Dialog_Create_Palette_Tooltip);

-		newPaletteButton.addMouseListener(new MouseListener() {

-

-			/**

-			 * {@inheritDoc}

-			 */

-			public void mouseUp(MouseEvent e) {

-				createNewLocalPalette();

-			}

-

-			/**

-			 * {@inheritDoc}

-			 */

-			public void mouseDown(MouseEvent e) {

-

-			}

-

-			/**

-			 * {@inheritDoc}

-			 */

-			public void mouseDoubleClick(MouseEvent e) {

-

-			}

-		});

-		data = new GridData(SWT.CENTER, SWT.CENTER, false, false);

-		newPaletteButton.setLayoutData(data);

-

-		editPaletteButton = new Button(composite, SWT.NONE);

-		editPaletteButton.setImage(Activator.getImage(EDIT_LOCAL_DESC_IMAGE));

-		editPaletteButton.setToolTipText(Messages.Dialog_Edit_Palette_Tooltip);

-		editPaletteButton.addMouseListener(new MouseListener() {

-

-			/**

-			 * {@inheritDoc}

-			 */

-			public void mouseUp(MouseEvent e) {

-				if(availablePalettesTableViewer == null) {

-					return;

-				}

-

-				IStructuredSelection selection = (IStructuredSelection)availablePalettesTableViewer.getSelection();

-				if(selection != null) {

-					if((selection.getFirstElement() instanceof PapyrusPaletteService.LocalProviderDescriptor)) {

-						editLocalPalette((PapyrusPaletteService.LocalProviderDescriptor)selection.getFirstElement());

-					} else if(selection.getFirstElement() instanceof PapyrusPaletteService.ExtendedProviderDescriptor) {

-						editExtendedPalette((PapyrusPaletteService.ExtendedProviderDescriptor)selection.getFirstElement());

-					}

-				}

-			}

-

-			/**

-			 * {@inheritDoc}

-			 */

-			public void mouseDown(MouseEvent e) {

-

-			}

-

-			/**

-			 * {@inheritDoc}

-			 */

-			public void mouseDoubleClick(MouseEvent e) {

-

-			}

-		});

-		data = new GridData(SWT.CENTER, SWT.CENTER, false, false);

-		editPaletteButton.setLayoutData(data);

-		editPaletteButton.setEnabled(false);

-

-		deletePaletteButton = new Button(composite, SWT.NONE);

-		deletePaletteButton.setImage(Activator.getImage(DELETE_LOCAL_DESC_IMAGE));

-		deletePaletteButton.setToolTipText(Messages.Dialog_Delete_Palette_Tooltip);

-		deletePaletteButton.addMouseListener(new MouseListener() {

-

-			/**

-			 * {@inheritDoc}

-			 */

-			public void mouseUp(MouseEvent e) {

-				restoreExtendedPaletteToDefault();

-			}

-

-			/**

-			 * {@inheritDoc}

-			 */

-			public void mouseDown(MouseEvent e) {

-

-			}

-

-			/**

-			 * {@inheritDoc}

-			 */

-			public void mouseDoubleClick(MouseEvent e) {

-

-			}

-		});

-		data = new GridData(SWT.CENTER, SWT.CENTER, false, false);

-		deletePaletteButton.setLayoutData(data);

-		deletePaletteButton.setEnabled(false);

-

-		availablePalettesTable = new Table(composite, SWT.BORDER | SWT.CHECK);

-		availablePalettesTable.setFont(composite.getFont());

-		availablePalettesTable.addSelectionListener(new SelectionListener() {

-

-			/**

-			 * {@inheritDoc}

-			 */

-			public void widgetSelected(SelectionEvent e) {

-				if(e.detail == SWT.CHECK) {

-					TableItem item = (TableItem)e.item;

-					// one item was checked => display/hide the given provider

-					changeProviderVisibility((PapyrusPaletteService.ProviderDescriptor)item.getData(), item.getChecked());

-				}

-			}

-

-			/**

-			 * {@inheritDoc}

-			 */

-			public void widgetDefaultSelected(SelectionEvent e) {

-				// does nothing

-			}

-		});

-		data = new GridData(GridData.FILL_VERTICAL | GridData.HORIZONTAL_ALIGN_FILL);

-		data.horizontalSpan = 4;

-		data.widthHint = 185;

-		// Make the tree this tall even when there is nothing in it. This will keep the

-		// dialog from shrinking to an unusually small size.

-		data.heightHint = 200;

-		availablePalettesTable.setLayoutData(data);

-		availablePalettesTableViewer = new CheckboxTableViewer(availablePalettesTable);

-		AvailablePalettesCheckStateProvider availablePalettesCheckStateProvider = new AvailablePalettesCheckStateProvider();

-		availablePalettesTableViewer.setCheckStateProvider(availablePalettesCheckStateProvider);

-		availablePalettesTableViewer.setContentProvider(new PalettesTableContentProvider(availablePalettesTableViewer));

-		providersLabelProvider = new PaletteLabelProvider(availablePalettesTableViewer);

-		availablePalettesTableViewer.setLabelProvider(providersLabelProvider);

-		availablePalettesTableViewer.setInput(PapyrusPaletteService.getInstance());

-		availablePalettesTableViewer.addDoubleClickListener(new IDoubleClickListener() {

-

-			public void doubleClick(DoubleClickEvent event) {

-				// get selection. if local palette: open the wizard to edit this local palette

-				IStructuredSelection selection = (IStructuredSelection)event.getSelection();

-				if(selection.getFirstElement() instanceof LocalProviderDescriptor) {

-					editLocalPalette((PapyrusPaletteService.LocalProviderDescriptor)selection.getFirstElement());

-				} else if(selection.getFirstElement() instanceof ExtendedProviderDescriptor) {

-					editExtendedPalette((PapyrusPaletteService.ExtendedProviderDescriptor)selection.getFirstElement());

-				}

-			}

-		});

-

-		return composite;

-	}

-

-	/**

-	 * Launch the wizard for the palette creation

-	 * 

-	 * @param shell

-	 *        the shell where to display the wizard

-	 */

-	protected void createNewLocalPalette() {

-		NewLocalPaletteWizard wizard = new NewLocalPaletteWizard(getActiveSashPage(), getCustomizer());

-		WizardDialog wizardDialog = new WizardDialog(new Shell(), wizard);

-		wizardDialog.open();

-	}

-

-	/**

-	 * Deletes the current selected local palette

-	 */

-	protected void deleteLocalPalette() {

-		IStructuredSelection selection = (IStructuredSelection)availablePalettesTableViewer.getSelection();

-		if(selection == null || !(selection.getFirstElement() instanceof PapyrusPaletteService.LocalProviderDescriptor)) {

-			MessageDialog.openError(getShell(), Messages.Dialog_Not_Local_Palette_Title, Messages.Dialog_Not_Local_Palette_Message);

-		} else {

-			PapyrusPaletteService.LocalProviderDescriptor descriptor = ((PapyrusPaletteService.LocalProviderDescriptor)selection.getFirstElement());

-			String id = descriptor.getContributionID();

-			PapyrusPalettePreferences.deleteLocalPalette(id);

-		}

-	}

-

-	/**

-	 * Reset the current selected extended palette to the initial configurtion in the plugin

-	 */

-	protected void restoreExtendedPaletteToDefault() {

-		IStructuredSelection selection = (IStructuredSelection)availablePalettesTableViewer.getSelection();

-		if(selection == null || !(selection.getFirstElement() instanceof PapyrusPaletteService.ExtendedProviderDescriptor)) {

-			MessageDialog.openError(getShell(), Messages.Dialog_Not_Local_Palette_Title, Messages.Dialog_Not_Local_Palette_Message);

-		} else {

-			PapyrusPaletteService.ExtendedProviderDescriptor descriptor = ((PapyrusPaletteService.ExtendedProviderDescriptor)selection.getFirstElement());

-			String id = descriptor.getContributionID();

-			PapyrusPalettePreferences.unregisterLocalRedefinition(id);

-		}

-	}

-

-	/**

-	 * Edits the current selected local palette

-	 */

-	protected void editLocalPalette(PapyrusPaletteService.LocalProviderDescriptor descriptor) {

-		UpdateLocalPaletteWizard wizard = new UpdateLocalPaletteWizard(getActiveSashPage(), descriptor, getCustomizer());

-		WizardDialog wizardDialog = new WizardDialog(new Shell(), wizard);

-		wizardDialog.open();

-	}

-

-	/**

-	 * @param firstElement

-	 */

-	protected void editExtendedPalette(ExtendedProviderDescriptor descriptor) {

-		// check the file in plugin state area.

-		String contributionID = descriptor.getContributionID();

-		String paletteRedefinition = PapyrusPalettePreferences.getPaletteRedefinition(contributionID);

-

-		if(paletteRedefinition == null) {

-			// create a local redefinition of this palette contribution

-			PapyrusPalettePreferences.createPaletteRedefinition(descriptor);

-		}

-

-

-		UpdateExtendedPaletteWizard wizard = new UpdateExtendedPaletteWizard(getActiveSashPage(), descriptor, getCustomizer());

-		WizardDialog wizardDialog = new WizardDialog(new Shell(), wizard);

-		wizardDialog.open();

-	}

-

-

-	/**

-	 * Changes the visibility of the given provider

-	 * 

-	 * @param descriptor

-	 *        the provider to hide/show

-	 * @param isChecked

-	 *        <code>true</code> if the descriptor should be visible

-	 */

-	protected void changeProviderVisibility(PapyrusPaletteService.ProviderDescriptor descriptor, boolean isChecked) {

-		PapyrusPalettePreferences.changePaletteVisibility(descriptor.getContributionID(), getActiveSashPage().getClass().getName(), isChecked);

-	}

-

-	/**

-	 * Creates the main composite for the dialog area

-	 * 

-	 * @param parent

-	 *        the parent of the createrd composite

-	 * @return the newly created Composite

-	 */

-	protected Composite createMainComposite(Composite parent) {

-		// dialog window

-		// create a composite with standard margins and spacing

-		Composite composite = new Composite(parent, SWT.NONE);

-		FormLayout layout = new FormLayout();

-		layout.marginHeight = convertVerticalDLUsToPixels(IDialogConstants.VERTICAL_MARGIN);

-		layout.marginWidth = convertHorizontalDLUsToPixels(IDialogConstants.HORIZONTAL_MARGIN);

-		composite.setLayout(layout);

-		composite.setLayoutData(new GridData(GridData.FILL_BOTH));

-		applyDialogFont(composite);

-		return composite;

-	}

-

-	/**

-	 * Content provider for available tools viewer

-	 */

-	public class PalettesTableContentProvider implements IStructuredContentProvider {

-

-		/** the palette root */

-		private PapyrusPaletteService paletteService;

-

-		/** tree viewer to fill */

-		private final TableViewer viewer;

-

-		/**

-		 * Constructor

-		 * 

-		 * @param tableViewer

-		 *        The TableViewer whose ContentProvider this PaletteTreeProvider is

-		 */

-		public PalettesTableContentProvider(TableViewer tableViewer) {

-			this.viewer = tableViewer;

-		}

-

-		/**

-		 * {@inheritDoc}

-		 */

-		public void dispose() {

-			paletteService = null;

-		}

-

-		/**

-		 * {@inheritDoc}

-		 */

-		public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {

-			if(newInput != null) {

-				paletteService = (PapyrusPaletteService)newInput;

-			}

-		}

-

-		/**

-		 * {@inheritDoc}

-		 */

-		public Object[] getElements(Object inputElement) {

-			if(inputElement instanceof PapyrusPaletteService) {

-				List<PapyrusPaletteService.ProviderDescriptor> providers = ((PapyrusPaletteService)inputElement).getContributingProviders(getActiveSashPage(), getPaletteRoot());

-

-				return providers.toArray();

-			}

-			return null;

-		}

-	}

-

-	/**

-	 * Returns the current active sash page

-	 * 

-	 * @return the current active sash page

-	 */

-	protected IEditorPart getActiveSashPage() {

-		// Lookup ServiceRegistry

-		IWorkbenchPage page = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage();

-		IEditorPart editorPart = page.getActiveEditor();

-		assert editorPart != null;

-		ISashWindowsContainer sashWindowsContainer = (ISashWindowsContainer)editorPart.getAdapter(ISashWindowsContainer.class);

-		if(sashWindowsContainer != null) {

-			return sashWindowsContainer.getActiveEditor();

-		}

-		return null;

-	}

-

-	/**

-	 * provider in charge of the check boxes in the available palettes table viewer

-	 */

-	protected class AvailablePalettesCheckStateProvider implements ICheckStateProvider {

-

-		/**

-		 * {@inheritDoc}

-		 */

-		public boolean isChecked(Object element) {

-			if(element instanceof PapyrusPaletteService.ProviderDescriptor) {

-				return !PapyrusPalettePreferences.getHiddenPalettes(getActiveSashPage()).contains(((PapyrusPaletteService.ProviderDescriptor)element).getContributionID());

-			}

-			return false;

-		}

-

-		/**

-		 * {@inheritDoc}

-		 */

-		public boolean isGrayed(Object element) {

-			return false;

-		}

-

-	}

-

-	/**

-	 * Label provider for available tools viewer

-	 */

-	protected class PaletteLabelProvider implements ILabelProvider {

-

-		/**

-		 * Creates a new PaletteLabelProvider.

-		 * 

-		 * @param viewer

-		 *        the table viewer where the labels are displayed

-		 */

-		public PaletteLabelProvider(TableViewer viewer) {

-		}

-

-		private Map<ImageDescriptor, Image> imageCache = new HashMap<ImageDescriptor, Image>();

-

-		/**

-		 * {@inheritDoc}

-		 */

-		public Image getImage(Object element) {

-			if(element instanceof PapyrusPaletteService.LocalProviderDescriptor) {

-				return Activator.getImage(LOCAL_DESCRIPTOR);

-			} else if(element instanceof PapyrusPaletteService.ExtendedProviderDescriptor) {

-				// icon should be decorated if it is already defined in a local way or not.

-				return Activator.getImage(EXTENDED_PLUGIN_DESCRIPTOR);

-			} else if(element instanceof PapyrusPaletteService.ProviderDescriptor) {

-				return Activator.getImage(PLUGIN_DESCRIPTOR);

-			}

-			return Activator.getImage(Activator.DEFAULT_IMAGE);

-		}

-

-		/**

-		 * {@inheritDoc}

-		 */

-		public String getText(Object element) {

-			if(element instanceof PapyrusPaletteService.ProviderDescriptor) {

-				return ((PapyrusPaletteService.ProviderDescriptor)element).getContributionName();

-			}

-			return "<undefined>";

-		}

-

-		/**

-		 * {@inheritDoc}

-		 */

-		public void addListener(ILabelProviderListener listener) {

-		}

-

-		/**

-		 * {@inheritDoc}

-		 */

-		public void dispose() {

-			Iterator<Image> images = imageCache.values().iterator();

-			while(images.hasNext()) {

-				images.next().dispose();

-			}

-			imageCache = null;

-		}

-

-		/**

-		 * {@inheritDoc}

-		 */

-		public boolean isLabelProperty(Object element, String property) {

-			return false;

-		}

-

-		/**

-		 * {@inheritDoc}

-		 */

-		public void removeListener(ILabelProviderListener listener) {

-		}

-

-	}

-

-	/**

-	 * {@inheritDoc}

-	 */

-	public void preferenceChange(PreferenceChangeEvent event) {

-		String id = event.getKey();

-		if(PapyrusPalettePreferences.PALETTE_CUSTOMIZATIONS_ID.equals(id) || PapyrusPalettePreferences.PALETTE_LOCAL_DEFINITIONS.equals(id)) {

-			// refresh available palette table viewer

-			availablePalettesTableViewer.setInput(PapyrusPaletteService.getInstance());

-		}

-

-	}

-

-}

+/*****************************************************************************
+ * Copyright (c) 2009 CEA LIST.
+ * 
+ * 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:
+ *  Remi Schnekenburger (CEA LIST) remi.schnekenburger@cea.fr - Initial API and implementation
+ *  Gabriel Pascual (ALL4TEC) gabriel.pascual@gmail.com	- Bug 350134
+ *
+ *****************************************************************************/
+
+package org.eclipse.papyrus.customization.palette.dialog;
+
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+
+import org.eclipse.core.runtime.preferences.IEclipsePreferences;
+import org.eclipse.core.runtime.preferences.IEclipsePreferences.IPreferenceChangeListener;
+import org.eclipse.core.runtime.preferences.IEclipsePreferences.PreferenceChangeEvent;
+import org.eclipse.core.runtime.preferences.InstanceScope;
+import org.eclipse.gef.palette.PaletteContainer;
+import org.eclipse.gef.palette.PaletteEntry;
+import org.eclipse.gef.palette.PaletteRoot;
+import org.eclipse.gef.ui.palette.PaletteCustomizer;
+import org.eclipse.gmf.runtime.gef.ui.palette.customize.PaletteCustomizerDialogEx;
+import org.eclipse.jface.dialogs.IDialogConstants;
+import org.eclipse.jface.dialogs.MessageDialog;
+import org.eclipse.jface.resource.ImageDescriptor;
+import org.eclipse.jface.viewers.CheckboxTableViewer;
+import org.eclipse.jface.viewers.DoubleClickEvent;
+import org.eclipse.jface.viewers.ICheckStateProvider;
+import org.eclipse.jface.viewers.IDoubleClickListener;
+import org.eclipse.jface.viewers.ILabelProvider;
+import org.eclipse.jface.viewers.ILabelProviderListener;
+import org.eclipse.jface.viewers.ISelection;
+import org.eclipse.jface.viewers.ISelectionChangedListener;
+import org.eclipse.jface.viewers.IStructuredContentProvider;
+import org.eclipse.jface.viewers.IStructuredSelection;
+import org.eclipse.jface.viewers.SelectionChangedEvent;
+import org.eclipse.jface.viewers.TableViewer;
+import org.eclipse.jface.viewers.TreeViewer;
+import org.eclipse.jface.viewers.Viewer;
+import org.eclipse.jface.wizard.WizardDialog;
+import org.eclipse.papyrus.infra.core.sasheditor.editor.ISashWindowsContainer;
+import org.eclipse.papyrus.uml.diagram.common.Activator;
+import org.eclipse.papyrus.uml.diagram.common.Messages;
+import org.eclipse.papyrus.uml.diagram.common.part.PaletteUtil;
+import org.eclipse.papyrus.uml.diagram.common.part.PapyrusPaletteCustomizer;
+import org.eclipse.papyrus.uml.diagram.common.part.PapyrusPalettePreferences;
+import org.eclipse.papyrus.uml.diagram.common.service.PapyrusPaletteService;
+import org.eclipse.papyrus.uml.diagram.common.service.PapyrusPaletteService.ExtendedProviderDescriptor;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.MouseEvent;
+import org.eclipse.swt.events.MouseListener;
+import org.eclipse.swt.events.SelectionEvent;
+import org.eclipse.swt.events.SelectionListener;
+import org.eclipse.swt.graphics.Image;
+import org.eclipse.swt.layout.FormAttachment;
+import org.eclipse.swt.layout.FormData;
+import org.eclipse.swt.layout.FormLayout;
+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.Label;
+import org.eclipse.swt.widgets.Shell;
+import org.eclipse.swt.widgets.Table;
+import org.eclipse.swt.widgets.TableItem;
+import org.eclipse.ui.IEditorPart;
+import org.eclipse.ui.IWorkbenchPage;
+import org.eclipse.ui.PlatformUI;
+import org.eclipse.ui.views.properties.tabbed.ITabbedPropertyConstants;
+
+/**
+ * Specific dialog window for the customisation of the palette.
+ */
+public class PapyrusPaletteCustomizerDialog extends PaletteCustomizerDialogEx implements IPreferenceChangeListener {
+
+	/** Id for restore button of extended customization palette. */
+	private static final int RESTORE_DEFAULT_PALETTE_BUTTON_ID = 23;
+
+	/** Id for delete button of local palette. */
+	private static final int DELETE_PALETTE_BUTTON_ID = 22;
+
+	/** Id for edit button of extended and local palette. */
+	private static final int EDIT_PALETTE_BUTTON_ID = 21;
+
+	/** Id for new button to create local palette. */
+	private static final int NEW_LOCAL_PALETTE_BUTTON_ID = 20;
+
+	/** new local palette icon */
+	private static final String NEW_LOCAL_DESC_IMAGE = "/icons/local_desc_new.gif";
+
+	/** delete palette icon */
+	private static final String DELETE_LOCAL_DESC_IMAGE = "/icons/local_desc_destroy.gif";
+
+	/** edit palette icon */
+	private static final String EDIT_LOCAL_DESC_IMAGE = "/icons/local_desc_edit.gif";
+
+	private static final String RESTORE_DEFAULT_DESC_IMAGE = "/icons/obj16/eraser.gif";
+
+	/** path to the local descriptor icon */
+	protected final String LOCAL_DESCRIPTOR = "/icons/local_desc.gif";
+
+	/** path to the plugin descriptor icon */
+	protected final String PLUGIN_DESCRIPTOR = "/icons/plugin_desc.gif";
+
+	/** path to the plugin descriptor icon */
+	protected final String EXTENDED_PLUGIN_DESCRIPTOR = "/icons/extended_plugin_desc.gif";
+
+	/** viewer for the available tools */
+	protected TreeViewer availableToolsTreeViewer;
+
+	/** table viewed by the availablePalettesTreeViewer */
+	protected Table availablePalettesTable;
+
+	/** viewer for the available palettes */
+	protected CheckboxTableViewer availablePalettesTableViewer;
+
+	/** label provider for palette provider */
+	protected PaletteLabelProvider providersLabelProvider;
+
+	private Map<Integer, Button> paletteButtonsMap = new HashMap<Integer, Button>();
+
+	/**
+	 * Creates a new PapyrusPaletteCustomizerDialog
+	 * 
+	 * @param shell
+	 *        the shell that hosts the dialog window
+	 * @param customizer
+	 *        the customizer used to customize the palette
+	 * @param root
+	 *        the root of the palette
+	 */
+	public PapyrusPaletteCustomizerDialog(Shell shell, PaletteCustomizer customizer, PaletteRoot root) {
+		super(shell, customizer, root);
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	@Override
+	public int open() {
+		IEclipsePreferences prefs = InstanceScope.INSTANCE.getNode(Activator.ID);
+		prefs.addPreferenceChangeListener(this);
+		return super.open();
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	@Override
+	public boolean close() {
+		IEclipsePreferences prefs = InstanceScope.INSTANCE.getNode(Activator.ID);
+		prefs.removePreferenceChangeListener(this);
+		return super.close();
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	@Override
+	protected Control createDialogArea(Composite parent) {
+		// RS: does not call super, as the composite should not be drawn like they are in parent
+		Composite mainComposite = createMainComposite(parent);
+
+		final Control availableToolsComposite = createAvailablePalettesViewer(mainComposite);
+		FormData data = new FormData();
+		data.left = new FormAttachment(0, 0);
+		data.top = new FormAttachment(0, 0);
+		data.bottom = new FormAttachment(100, 0);
+		// data.right = new FormAttachment(40, 0);
+		availableToolsComposite.setLayoutData(data);
+
+		// final Control displayButtons = createDisplayButtons(mainComposite);
+		// data = new FormData();
+		// data.left = new FormAttachment(availableToolsComposite, 0);
+		// // data.width = 30;
+		// data.top = new FormAttachment(40, 0);
+		// data.bottom = new FormAttachment(100, 0);
+		// displayButtons.setLayoutData(data);
+
+		final Label nameLabel = new Label(mainComposite, SWT.NONE);
+		nameLabel.setText(Messages.Palette_Viewer);
+		data = new FormData();
+		data.left = new FormAttachment(availableToolsComposite, ITabbedPropertyConstants.HSPACE);
+		data.top = new FormAttachment(0, 0);
+		nameLabel.setLayoutData(data);
+
+		// Create the tree
+		Control outline = createOutline(mainComposite);
+		data = new FormData();
+		data.left = new FormAttachment(availableToolsComposite, ITabbedPropertyConstants.HSPACE);
+		data.top = new FormAttachment(nameLabel, 0);
+		data.bottom = new FormAttachment(100, 0);
+		// data.right = new FormAttachment(90, 0);
+		outline.setLayoutData(data);
+
+		// Create the panel where the properties of the selected palette entry will
+		// be shown
+		Control properties = createPropertiesPanel(mainComposite);
+		data = new FormData();
+		data.left = new FormAttachment(outline, ITabbedPropertyConstants.HSPACE);
+		data.right = new FormAttachment(100, 0);
+		data.top = new FormAttachment(0, 0);
+		data.bottom = new FormAttachment(100, 0);
+		properties.setLayoutData(data);
+
+		// add listeners
+		ISelectionChangedListener listener = createSelectionChangedListener();
+		if(listener != null) {
+			availablePalettesTableViewer.addSelectionChangedListener(listener);
+		}
+		return mainComposite;
+	}
+
+	protected ISelectionChangedListener createSelectionChangedListener() {
+		return new ISelectionChangedListener() {
+
+			/**
+			 * {@inheritDoc}
+			 */
+			public void selectionChanged(SelectionChangedEvent event) {
+				// retrieve element selected
+				Object selectedElement = ((IStructuredSelection)event.getSelection()).getFirstElement();
+
+				if(selectedElement instanceof PapyrusPaletteService.ExtendedProviderDescriptor) {
+					paletteButtonsMap.get(DELETE_PALETTE_BUTTON_ID).setEnabled(false);
+					paletteButtonsMap.get(EDIT_PALETTE_BUTTON_ID).setEnabled(true);
+					paletteButtonsMap.get(RESTORE_DEFAULT_PALETTE_BUTTON_ID).setEnabled(true);
+				} else if(selectedElement instanceof PapyrusPaletteService.LocalProviderDescriptor) {
+					paletteButtonsMap.get(DELETE_PALETTE_BUTTON_ID).setEnabled(true);
+					paletteButtonsMap.get(EDIT_PALETTE_BUTTON_ID).setEnabled(true);
+					paletteButtonsMap.get(RESTORE_DEFAULT_PALETTE_BUTTON_ID).setEnabled(false);
+				} else {
+					paletteButtonsMap.get(DELETE_PALETTE_BUTTON_ID).setEnabled(false);
+					paletteButtonsMap.get(EDIT_PALETTE_BUTTON_ID).setEnabled(false);
+					paletteButtonsMap.get(RESTORE_DEFAULT_PALETTE_BUTTON_ID).setEnabled(false);
+				}
+
+				//				if(selectedElement instanceof PapyrusPaletteService.LocalProviderDescriptor) {
+				//					deletePaletteButton.setEnabled(true);
+				//					// check if the palette is in good configuration to be edited...
+				//					if(PaletteUtil.areRequiredProfileApplied(getActiveSashPage(), (PapyrusPaletteService.LocalProviderDescriptor)selectedElement)) {
+				//						editPaletteButton.setEnabled(true);
+				//						editPaletteButton.setToolTipText(Messages.PapyrusPaletteCustomizerDialog_EditButtonTooltip_LocalPaletteSelected);
+				//					} else {
+				//						editPaletteButton.setEnabled(false);
+				//						editPaletteButton.setToolTipText(Messages.PapyrusPaletteCustomizerDialog_EditButtonTooltip_MissingProfile);
+				//					}
+				//				} else {
+				//					deletePaletteButton.setEnabled(false);
+				//					editPaletteButton.setEnabled(false);
+				//					editPaletteButton.setToolTipText(Messages.PapyrusPaletteCustomizerDialog_EditButtonTooltip_LocalPaletteNotSelected);
+				//				}
+			}
+		};
+	}
+
+	protected void addEntry(MouseEvent e) {
+		ISelection selection = availableToolsTreeViewer.getSelection();
+		PaletteEntry entry = null;
+		if(selection instanceof IStructuredSelection) {
+			Object firstElement = ((IStructuredSelection)selection).getFirstElement();
+			if(!(firstElement instanceof PaletteEntry)) {
+				return;
+			} else {
+				entry = ((PaletteEntry)firstElement);
+			}
+		}
+		// sets the active entry, to have the page useful for saving modification
+		setActiveEntry(entry);
+		// add entry to the selected container
+		// retrieve the selection in the palette viewer
+		PaletteEntry destContainer = getSelectedPaletteEntry();
+		((PapyrusPaletteCustomizer)getCustomizer()).storePaletteState(entry);
+		if(destContainer instanceof PaletteContainer) {
+			PaletteContainer oldParent = entry.getParent();
+
+			// checks if the parent is already changed. If not, must store the standard parent (the
+			// one given by the factory)
+			PaletteContainer stdParent = ((PapyrusPaletteCustomizer)getCustomizer()).getChangedParents().get(entry);
+			if(stdParent == null) {
+				((PapyrusPaletteCustomizer)getCustomizer()).getChangedParents().put(entry, entry.getParent());
+			}
+			oldParent.remove(entry);
+			entry.setParent((PaletteContainer)destContainer);
+			((PaletteContainer)destContainer).add(entry);
+		} else {
+			// add it to the palette root
+			PaletteRoot root = (PaletteRoot)PaletteUtil.getRoot(entry);
+			if(root != null) {
+				PaletteContainer oldParent = entry.getParent();
+				PaletteContainer stdParent = ((PapyrusPaletteCustomizer)getCustomizer()).getChangedParents().get(entry);
+				if(stdParent == null) {
+					((PapyrusPaletteCustomizer)getCustomizer()).getChangedParents().put(entry, stdParent);
+				}
+				oldParent.remove(entry);
+				entry.setParent(root);
+				root.add(entry);
+			}
+		}
+	}
+
+	/**
+	 * Creates the available palettes viewer part of the dialog.
+	 * 
+	 * @param container
+	 *        The Composite within which the viewer has to be created
+	 * @return The newly created Control that has the viewer
+	 */
+	protected Control createAvailablePalettesViewer(Composite container) {
+		// Create the Composite that will contain the available tools
+		Composite composite = new Composite(container, SWT.NONE);
+		composite.setFont(container.getFont());
+		GridLayout layout = new GridLayout(5, false);
+		layout.horizontalSpacing = 0;
+		layout.verticalSpacing = 0;
+		layout.marginHeight = 0;
+		layout.marginWidth = 0;
+		composite.setLayout(layout);
+
+		final Label nameLabel = new Label(composite, SWT.NONE);
+		nameLabel.setText(Messages.Available_Palettes);
+		GridData data = new GridData(SWT.FILL, SWT.CENTER, true, false);
+		nameLabel.setLayoutData(data);
+
+		// Create action buttons 
+		createEditionPaletteButton(composite, NEW_LOCAL_PALETTE_BUTTON_ID, Activator.getImage(NEW_LOCAL_DESC_IMAGE), Messages.Dialog_Create_Palette_Tooltip);
+		createEditionPaletteButton(composite, EDIT_PALETTE_BUTTON_ID, Activator.getImage(EDIT_LOCAL_DESC_IMAGE), Messages.Dialog_Edit_Palette_Tooltip);
+		createEditionPaletteButton(composite, DELETE_PALETTE_BUTTON_ID, Activator.getImage(DELETE_LOCAL_DESC_IMAGE), Messages.Dialog_Delete_Palette_Tooltip);
+		createEditionPaletteButton(composite, RESTORE_DEFAULT_PALETTE_BUTTON_ID, Activator.getImage(RESTORE_DEFAULT_DESC_IMAGE), Messages.Dialog_Restore_Palette_Tooltip);
+
+		availablePalettesTable = new Table(composite, SWT.BORDER | SWT.CHECK);
+		availablePalettesTable.setFont(composite.getFont());
+		availablePalettesTable.addSelectionListener(new SelectionListener() {
+
+			/**
+			 * {@inheritDoc}
+			 */
+			public void widgetSelected(SelectionEvent e) {
+				if(e.detail == SWT.CHECK) {
+					TableItem item = (TableItem)e.item;
+					// one item was checked => display/hide the given provider
+					changeProviderVisibility((PapyrusPaletteService.ProviderDescriptor)item.getData(), item.getChecked());
+				}
+			}
+
+			/**
+			 * {@inheritDoc}
+			 */
+			public void widgetDefaultSelected(SelectionEvent e) {
+				// does nothing
+			}
+		});
+		data = new GridData(GridData.FILL_VERTICAL | GridData.HORIZONTAL_ALIGN_FILL);
+		data.horizontalSpan = 5;
+		data.widthHint = 185;
+		// Make the tree this tall even when there is nothing in it. This will keep the
+		// dialog from shrinking to an unusually small size.
+		data.heightHint = 200;
+		availablePalettesTable.setLayoutData(data);
+		availablePalettesTableViewer = new CheckboxTableViewer(availablePalettesTable);
+		AvailablePalettesCheckStateProvider availablePalettesCheckStateProvider = new AvailablePalettesCheckStateProvider();
+		availablePalettesTableViewer.setCheckStateProvider(availablePalettesCheckStateProvider);
+		availablePalettesTableViewer.setContentProvider(new PalettesTableContentProvider(availablePalettesTableViewer));
+		providersLabelProvider = new PaletteLabelProvider(availablePalettesTableViewer);
+		availablePalettesTableViewer.setLabelProvider(providersLabelProvider);
+		availablePalettesTableViewer.setInput(PapyrusPaletteService.getInstance());
+		availablePalettesTableViewer.addDoubleClickListener(new IDoubleClickListener() {
+
+			public void doubleClick(DoubleClickEvent event) {
+				// get selection. if local palette: open the wizard to edit this local palette
+				IStructuredSelection selection = (IStructuredSelection)event.getSelection();
+				editSelectedPalette(selection);
+			}
+		});
+
+		return composite;
+	}
+
+	/**
+	 * Create button to edit palette in table.
+	 * 
+	 * @param parentConposite
+	 * @return
+	 */
+	protected Button createEditionPaletteButton(Composite parentConposite, int id, Image icon, String toolTip) {
+		Button button = new Button(parentConposite, SWT.NONE);
+		button.setData(new Integer(id));
+		button.setImage(icon);
+		button.setToolTipText(toolTip);
+		button.addMouseListener(new MouseListener() {
+
+			public void mouseDoubleClick(MouseEvent e) {
+				// Nothing to do
+
+			}
+
+			public void mouseDown(MouseEvent e) {
+				// Nothing to do
+
+			}
+
+			public void mouseUp(MouseEvent e) {
+				buttonPressed(((Integer)e.widget.getData()).intValue());
+
+			}
+
+		});
+
+		// Register created button
+		paletteButtonsMap.put(new Integer(id), button);
+
+		return button;
+	}
+
+	/**
+	 * @see org.eclipse.gef.ui.palette.customize.PaletteCustomizerDialog#buttonPressed(int)
+	 *
+	 * @param buttonId
+	 */
+	@Override
+	protected void buttonPressed(int buttonId) {
+		if(paletteButtonsMap.containsKey(buttonId)) {
+
+			switch(buttonId) {
+			case NEW_LOCAL_PALETTE_BUTTON_ID:
+				createNewLocalPalette();
+				break;
+			case EDIT_PALETTE_BUTTON_ID:
+				IStructuredSelection selection = getPalettesTableSelection();
+				editSelectedPalette(selection);
+				break;
+			case DELETE_PALETTE_BUTTON_ID:
+				deleteLocalPalette();
+				break;
+			case RESTORE_DEFAULT_PALETTE_BUTTON_ID:
+				restoreExtendedPaletteToDefault();
+				break;
+			default:
+				break;
+			}
+		} else {
+			super.buttonPressed(buttonId);
+		}
+	}
+
+	/**
+	 * Get selection in palettes table viewer.
+	 * 
+	 * @return The {@link IStructuredSelection} if there is one, otherwise <code>null</code>
+	 */
+	private IStructuredSelection getPalettesTableSelection() {
+		IStructuredSelection structuredSelection = null;
+		if(availablePalettesTableViewer != null) {
+			ISelection selection = availablePalettesTableViewer.getSelection();
+			if(selection instanceof IStructuredSelection) {
+				structuredSelection = (IStructuredSelection)selection;
+			}
+		}
+
+
+		return structuredSelection;
+	}
+
+	/**
+	 * @see org.eclipse.jface.dialogs.Dialog#setButtonLayoutData(org.eclipse.swt.widgets.Button)
+	 *
+	 * @param button
+	 */
+	@Override
+	protected void setButtonLayoutData(Button button) {
+		if(paletteButtonsMap.containsValue(button)) {
+			GridData data = new GridData(SWT.CENTER, SWT.CENTER, false, false);
+			button.setLayoutData(data);
+			button.setEnabled(false);
+		} else {
+			super.setButtonLayoutData(button);
+		}
+	}
+
+	/**
+	 * Launch the wizard for the palette creation
+	 * 
+	 * @param shell
+	 *        the shell where to display the wizard
+	 */
+	protected void createNewLocalPalette() {
+		NewLocalPaletteWizard wizard = new NewLocalPaletteWizard(getActiveSashPage(), getCustomizer());
+		WizardDialog wizardDialog = new WizardDialog(new Shell(), wizard);
+		wizardDialog.open();
+	}
+
+	/**
+	 * Deletes the current selected local palette
+	 */
+	protected void deleteLocalPalette() {
+		IStructuredSelection selection = (IStructuredSelection)availablePalettesTableViewer.getSelection();
+		if(selection == null || !(selection.getFirstElement() instanceof PapyrusPaletteService.LocalProviderDescriptor)) {
+			MessageDialog.openError(getShell(), Messages.Dialog_Not_Local_Palette_Title, Messages.Dialog_Not_Local_Palette_Message);
+		} else {
+			PapyrusPaletteService.LocalProviderDescriptor descriptor = ((PapyrusPaletteService.LocalProviderDescriptor)selection.getFirstElement());
+			String id = descriptor.getContributionID();
+			PapyrusPalettePreferences.deleteLocalPalette(id);
+		}
+	}
+
+	/**
+	 * Reset the current selected extended palette to the initial configurtion in the plugin
+	 */
+	protected void restoreExtendedPaletteToDefault() {
+		IStructuredSelection selection = (IStructuredSelection)availablePalettesTableViewer.getSelection();
+		if(selection == null || !(selection.getFirstElement() instanceof PapyrusPaletteService.ExtendedProviderDescriptor)) {
+			MessageDialog.openError(getShell(), Messages.Dialog_Not_Extended_Palette_Title, Messages.Dialog_Not_Extended_Palette_Message);
+		} else {
+			PapyrusPaletteService.ExtendedProviderDescriptor descriptor = ((PapyrusPaletteService.ExtendedProviderDescriptor)selection.getFirstElement());
+			String id = descriptor.getContributionID();
+			PapyrusPalettePreferences.unregisterLocalRedefinition(id);
+		}
+	}
+
+	/**
+	 * Method to launch edition dialog according to selection.
+	 * 
+	 * @param selection
+	 *        Selection which determine kind of edition
+	 */
+	protected void editSelectedPalette(IStructuredSelection selection) {
+		if(selection != null) {
+			if((selection.getFirstElement() instanceof PapyrusPaletteService.LocalProviderDescriptor)) {
+				editLocalPalette((PapyrusPaletteService.LocalProviderDescriptor)selection.getFirstElement());
+			} else if(selection.getFirstElement() instanceof PapyrusPaletteService.ExtendedProviderDescriptor) {
+				editExtendedPalette((PapyrusPaletteService.ExtendedProviderDescriptor)selection.getFirstElement());
+			}
+		}
+
+	}
+
+	/**
+	 * Edits the current selected local palette
+	 */
+	protected void editLocalPalette(PapyrusPaletteService.LocalProviderDescriptor descriptor) {
+		UpdateLocalPaletteWizard wizard = new UpdateLocalPaletteWizard(getActiveSashPage(), descriptor, getCustomizer());
+		WizardDialog wizardDialog = new WizardDialog(new Shell(), wizard);
+		wizardDialog.open();
+	}
+
+	/**
+	 * @param firstElement
+	 */
+	protected void editExtendedPalette(ExtendedProviderDescriptor descriptor) {
+		// check the file in plugin state area.
+		String contributionID = descriptor.getContributionID();
+		String paletteRedefinition = PapyrusPalettePreferences.getPaletteRedefinition(contributionID);
+
+		if(paletteRedefinition == null) {
+			// create a local redefinition of this palette contribution
+			PapyrusPalettePreferences.createPaletteRedefinition(descriptor);
+		}
+
+
+		UpdateExtendedPaletteWizard wizard = new UpdateExtendedPaletteWizard(getActiveSashPage(), descriptor, getCustomizer());
+		WizardDialog wizardDialog = new WizardDialog(new Shell(), wizard);
+		wizardDialog.open();
+	}
+
+
+	/**
+	 * Changes the visibility of the given provider
+	 * 
+	 * @param descriptor
+	 *        the provider to hide/show
+	 * @param isChecked
+	 *        <code>true</code> if the descriptor should be visible
+	 */
+	protected void changeProviderVisibility(PapyrusPaletteService.ProviderDescriptor descriptor, boolean isChecked) {
+		PapyrusPalettePreferences.changePaletteVisibility(descriptor.getContributionID(), getActiveSashPage().getClass().getName(), isChecked);
+	}
+
+	/**
+	 * Creates the main composite for the dialog area
+	 * 
+	 * @param parent
+	 *        the parent of the createrd composite
+	 * @return the newly created Composite
+	 */
+	protected Composite createMainComposite(Composite parent) {
+		// dialog window
+		// create a composite with standard margins and spacing
+		Composite composite = new Composite(parent, SWT.NONE);
+		FormLayout layout = new FormLayout();
+		layout.marginHeight = convertVerticalDLUsToPixels(IDialogConstants.VERTICAL_MARGIN);
+		layout.marginWidth = convertHorizontalDLUsToPixels(IDialogConstants.HORIZONTAL_MARGIN);
+		composite.setLayout(layout);
+		composite.setLayoutData(new GridData(GridData.FILL_BOTH));
+		applyDialogFont(composite);
+		return composite;
+	}
+
+	/**
+	 * Content provider for available tools viewer
+	 */
+	public class PalettesTableContentProvider implements IStructuredContentProvider {
+
+		/** the palette root */
+		private PapyrusPaletteService paletteService;
+
+		/** tree viewer to fill */
+		private final TableViewer viewer;
+
+		/**
+		 * Constructor
+		 * 
+		 * @param tableViewer
+		 *        The TableViewer whose ContentProvider this PaletteTreeProvider is
+		 */
+		public PalettesTableContentProvider(TableViewer tableViewer) {
+			this.viewer = tableViewer;
+		}
+
+		/**
+		 * {@inheritDoc}
+		 */
+		public void dispose() {
+			paletteService = null;
+		}
+
+		/**
+		 * {@inheritDoc}
+		 */
+		public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
+			if(newInput != null) {
+				paletteService = (PapyrusPaletteService)newInput;
+			}
+		}
+
+		/**
+		 * {@inheritDoc}
+		 */
+		public Object[] getElements(Object inputElement) {
+			if(inputElement instanceof PapyrusPaletteService) {
+				List<PapyrusPaletteService.ProviderDescriptor> providers = ((PapyrusPaletteService)inputElement).getContributingProviders(getActiveSashPage(), getPaletteRoot());
+
+				return providers.toArray();
+			}
+			return null;
+		}
+	}
+
+	/**
+	 * Returns the current active sash page
+	 * 
+	 * @return the current active sash page
+	 */
+	protected IEditorPart getActiveSashPage() {
+		// Lookup ServiceRegistry
+		IWorkbenchPage page = PlatformUI.getWorkbench().getActiveWorkbenchWindow().getActivePage();
+		IEditorPart editorPart = page.getActiveEditor();
+		assert editorPart != null;
+		ISashWindowsContainer sashWindowsContainer = (ISashWindowsContainer)editorPart.getAdapter(ISashWindowsContainer.class);
+		if(sashWindowsContainer != null) {
+			return sashWindowsContainer.getActiveEditor();
+		}
+		return null;
+	}
+
+	/**
+	 * provider in charge of the check boxes in the available palettes table viewer
+	 */
+	protected class AvailablePalettesCheckStateProvider implements ICheckStateProvider {
+
+		/**
+		 * {@inheritDoc}
+		 */
+		public boolean isChecked(Object element) {
+			if(element instanceof PapyrusPaletteService.ProviderDescriptor) {
+				return !PapyrusPalettePreferences.getHiddenPalettes(getActiveSashPage()).contains(((PapyrusPaletteService.ProviderDescriptor)element).getContributionID());
+			}
+			return false;
+		}
+
+		/**
+		 * {@inheritDoc}
+		 */
+		public boolean isGrayed(Object element) {
+			return false;
+		}
+
+	}
+
+	/**
+	 * Label provider for available tools viewer
+	 */
+	protected class PaletteLabelProvider implements ILabelProvider {
+
+		/**
+		 * Creates a new PaletteLabelProvider.
+		 * 
+		 * @param viewer
+		 *        the table viewer where the labels are displayed
+		 */
+		public PaletteLabelProvider(TableViewer viewer) {
+		}
+
+		private Map<ImageDescriptor, Image> imageCache = new HashMap<ImageDescriptor, Image>();
+
+		/**
+		 * {@inheritDoc}
+		 */
+		public Image getImage(Object element) {
+			if(element instanceof PapyrusPaletteService.LocalProviderDescriptor) {
+				return Activator.getImage(LOCAL_DESCRIPTOR);
+			} else if(element instanceof PapyrusPaletteService.ExtendedProviderDescriptor) {
+				// icon should be decorated if it is already defined in a local way or not.
+				return Activator.getImage(EXTENDED_PLUGIN_DESCRIPTOR);
+			} else if(element instanceof PapyrusPaletteService.ProviderDescriptor) {
+				return Activator.getImage(PLUGIN_DESCRIPTOR);
+			}
+			return Activator.getImage(Activator.DEFAULT_IMAGE);
+		}
+
+		/**
+		 * {@inheritDoc}
+		 */
+		public String getText(Object element) {
+			if(element instanceof PapyrusPaletteService.ProviderDescriptor) {
+				return ((PapyrusPaletteService.ProviderDescriptor)element).getContributionName();
+			}
+			return "<undefined>";
+		}
+
+		/**
+		 * {@inheritDoc}
+		 */
+		public void addListener(ILabelProviderListener listener) {
+		}
+
+		/**
+		 * {@inheritDoc}
+		 */
+		public void dispose() {
+			Iterator<Image> images = imageCache.values().iterator();
+			while(images.hasNext()) {
+				images.next().dispose();
+			}
+			imageCache = null;
+		}
+
+		/**
+		 * {@inheritDoc}
+		 */
+		public boolean isLabelProperty(Object element, String property) {
+			return false;
+		}
+
+		/**
+		 * {@inheritDoc}
+		 */
+		public void removeListener(ILabelProviderListener listener) {
+		}
+
+	}
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public void preferenceChange(PreferenceChangeEvent event) {
+		String id = event.getKey();
+		if(PapyrusPalettePreferences.PALETTE_CUSTOMIZATIONS_ID.equals(id) || PapyrusPalettePreferences.PALETTE_LOCAL_DEFINITIONS.equals(id)) {
+			// refresh available palette table viewer
+			availablePalettesTableViewer.setInput(PapyrusPaletteService.getInstance());
+		}
+
+	}
+
+}