| /****************************************************************************** |
| * Copyright (c) 2002, 2007 IBM Corporation 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: |
| * IBM Corporation - initial API and implementation |
| ****************************************************************************/ |
| |
| package org.eclipse.gmf.runtime.diagram.ui.actions.internal; |
| |
| import org.eclipse.gmf.runtime.diagram.ui.actions.ActionIds; |
| import org.eclipse.gmf.runtime.diagram.ui.actions.internal.l10n.DiagramUIActionsMessages; |
| import org.eclipse.gmf.runtime.diagram.ui.internal.properties.Properties; |
| import org.eclipse.gmf.runtime.diagram.ui.internal.util.FontHelper; |
| import org.eclipse.gmf.runtime.diagram.ui.internal.util.IUIConstants; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.widgets.Combo; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.swt.widgets.Control; |
| import org.eclipse.swt.widgets.Event; |
| import org.eclipse.swt.widgets.Listener; |
| import org.eclipse.ui.IWorkbenchPage; |
| |
| /** |
| * Drop down combo box conbtribution item that changes font's name |
| * |
| * @author Natalia Balaba |
| * @canBeSeenBy %level1 |
| */ |
| public class FontNameContributionItem |
| extends PropertyChangeContributionItem |
| implements Listener { |
| |
| /** |
| * The current font name |
| */ |
| private String lastFontName; |
| |
| /** |
| * Constructor for FontNameContributionItem. |
| * @see org.eclipse.gmf.runtime.diagram.ui.ui.actions.ActionContribution#ActionContribution(IEditorPart, String) |
| */ |
| public FontNameContributionItem(IWorkbenchPage workbenchPage) { |
| super(workbenchPage, ActionIds.CUSTOM_FONT_NAME, |
| Properties.ID_FONTNAME, |
| DiagramUIActionsMessages.PropertyDescriptorFactory_FontName); |
| setLabel(DiagramUIActionsMessages.FontNameContributionItem_tooltip); |
| } |
| |
| /** |
| * Create and return a drop down combo box and populate it with font names |
| * |
| * @see org.eclipse.jface.action.ControlContribution#createControl(Composite) |
| */ |
| protected Control createControl(Composite parent) { |
| String[] strings = FontHelper.getFontNames(); |
| |
| Combo box = new Combo(parent, SWT.DROP_DOWN | SWT.READ_ONLY); |
| box.setVisibleItemCount(IUIConstants.DEFAULT_DROP_DOWN_SIZE); |
| box.setItems(strings); |
| box.addListener(SWT.Selection, this); |
| box.select(0); |
| return box; |
| } |
| |
| /** |
| * Assert a new proprty value to be set to the selected IView object(s) [whenever there is |
| * a mutiple selection this method will be called per valid selected item] |
| * |
| * @see org.eclipse.gmf.runtime.diagram.ui.actions.internal.PropertyChangeContributionItem#getNewPropertyValue() |
| */ |
| protected Object getNewPropertyValue() { |
| return lastFontName; |
| } |
| |
| /** |
| * @see org.eclipse.gmf.runtime.common.ui.action.AbstractContributionItem#refreshItem() |
| */ |
| protected void refreshItem() { |
| Combo box = (Combo) getControl(); |
| String fontName = (String) getOperationSetPropertyValue(getPropertyId(),false); |
| |
| if (fontName != null) { |
| int index = box.indexOf(fontName); |
| box.select(index); |
| } else { |
| box.clearSelection(); |
| } |
| super.refreshItem(); |
| } |
| |
| /** |
| * @see org.eclipse.swt.widgets.Listener#handleEvent(org.eclipse.swt.widgets.Event) |
| */ |
| public void handleEvent(Event event) { |
| Combo box = (Combo) getControl(); |
| lastFontName = box.getItem(box.getSelectionIndex()); |
| runWithEvent(event); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.gmf.runtime.common.ui.action.AbstractContributionItem#isOperationHistoryListener() |
| */ |
| protected boolean isOperationHistoryListener() { |
| return true; |
| } |
| |
| @Override |
| protected boolean digIntoGroups() { |
| return true; |
| } |
| } |