| /******************************************************************************* |
| * Copyright (c) 2006 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.ui.examples.views.properties.tabbed.hockeyleague.ui.properties.sections; |
| |
| import java.util.List; |
| |
| import org.eclipse.emf.ecore.EObject; |
| import org.eclipse.jface.viewers.ISelection; |
| import org.eclipse.jface.viewers.IStructuredSelection; |
| import org.eclipse.swt.graphics.GC; |
| import org.eclipse.swt.widgets.Composite; |
| import org.eclipse.ui.IWorkbenchPart; |
| import org.eclipse.ui.examples.views.properties.tabbed.hockeyleague.ui.properties.HockeyleaguePropertySheetPage; |
| import org.eclipse.ui.views.properties.tabbed.AbstractPropertySection; |
| import org.eclipse.ui.views.properties.tabbed.TabbedPropertySheetPage; |
| |
| /** |
| * An abstract implementation of a section in a tab in the tabbed property sheet |
| * page for the hockey league example. |
| * |
| * @author Anthony Hunter |
| */ |
| public abstract class AbstractHockeyleaguePropertySection |
| extends AbstractPropertySection { |
| |
| /** |
| * the property sheet page for this section. |
| */ |
| protected HockeyleaguePropertySheetPage propertySheetPage; |
| |
| /** |
| * The current selected object or the first object in the selection when |
| * multiple objects are selected. |
| */ |
| protected EObject eObject; |
| |
| /** |
| * The list of current selected objects. |
| */ |
| protected List eObjectList; |
| |
| /** |
| * Get the standard label width when labels for sections line up on the left |
| * hand side of the composite. We line up to a fixed position, but if a |
| * string is wider than the fixed position, then we use that widest string. |
| * |
| * @param parent |
| * The parent composite used to create a GC. |
| * @param labels |
| * The list of labels. |
| * @return the standard label width. |
| */ |
| protected int getStandardLabelWidth(Composite parent, String[] labels) { |
| int standardLabelWidth = STANDARD_LABEL_WIDTH; |
| GC gc = new GC(parent); |
| int indent = gc.textExtent("XXX").x; //$NON-NLS-1$ |
| for (int i = 0; i < labels.length; i++) { |
| int width = gc.textExtent(labels[i]).x; |
| if (width + indent > standardLabelWidth) { |
| standardLabelWidth = width + indent; |
| } |
| } |
| gc.dispose(); |
| return standardLabelWidth; |
| } |
| |
| /** |
| * @see org.eclipse.ui.views.properties.tabbed.ISection#createControls(org.eclipse.swt.widgets.Composite, |
| * org.eclipse.ui.views.properties.tabbed.TabbedPropertySheetPage) |
| */ |
| public void createControls(Composite parent, |
| TabbedPropertySheetPage aTabbedPropertySheetPage) { |
| super.createControls(parent, aTabbedPropertySheetPage); |
| this.propertySheetPage = (HockeyleaguePropertySheetPage) aTabbedPropertySheetPage; |
| } |
| |
| /** |
| * @see org.eclipse.ui.views.properties.tabbed.ISection#setInput(org.eclipse.ui.IWorkbenchPart, |
| * org.eclipse.jface.viewers.ISelection) |
| */ |
| public void setInput(IWorkbenchPart part, ISelection selection) { |
| super.setInput(part, selection); |
| if (!(selection instanceof IStructuredSelection)) { |
| return; |
| } |
| if (((IStructuredSelection) selection).getFirstElement() instanceof EObject) { |
| eObject = (EObject) ((IStructuredSelection) selection) |
| .getFirstElement(); |
| eObjectList = ((IStructuredSelection) selection).toList(); |
| } |
| } |
| } |