| /******************************************************************************* |
| * Copyright (c) 2009 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.e4.ui.workbench.renderers.swt; |
| |
| import java.util.List; |
| import org.eclipse.e4.ui.model.application.ui.MUIElement; |
| import org.eclipse.e4.ui.model.application.ui.menu.MToolBarSeparator; |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.widgets.ToolBar; |
| import org.eclipse.swt.widgets.ToolItem; |
| import org.eclipse.swt.widgets.Widget; |
| |
| /** |
| * Create a contribute part. |
| */ |
| public class SeparatorRenderer extends SWTPartRenderer { |
| |
| public Object createWidget(final MUIElement element, Object parent) { |
| Widget newSep = null; |
| if (!element.isVisible()) { |
| return null; |
| } |
| int objIndex = calcIndex(element); |
| int addIndex = calcVisibleIndex(element); |
| MUIElement nextVisibleChild = getNextVisibleChild(element, objIndex); |
| if (addIndex == 0) { |
| return null; |
| } |
| if (nextVisibleChild == null) { |
| return null; |
| } |
| if (nextVisibleChild.isVisible() |
| && (nextVisibleChild instanceof MToolBarSeparator)) { |
| return null; |
| } |
| if (element instanceof MToolBarSeparator) { |
| ToolBar tb = parent instanceof ToolBar ? (ToolBar) parent |
| : (ToolBar) element.getParent().getWidget(); |
| newSep = new ToolItem(tb, SWT.SEPARATOR, addIndex); |
| } |
| |
| return newSep; |
| } |
| |
| MUIElement getNextVisibleChild(final MUIElement element, int objIndex) { |
| List<MUIElement> children = element.getParent().getChildren(); |
| for (int i = objIndex + 1; i < children.size(); i++) { |
| MUIElement child = children.get(i); |
| if (child.isVisible()) { |
| return child; |
| } |
| } |
| return null; |
| } |
| } |