| /******************************************************************************* |
| * Copyright (c) 2015 vogella GmbH and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * Lars Vogel <Lars.Vogel@vogella.com> - initial API and implementation |
| *******************************************************************************/ |
| |
| package org.eclipse.ui.internal.handlers; |
| |
| import java.util.List; |
| import org.eclipse.core.commands.AbstractHandler; |
| import org.eclipse.core.commands.ExecutionEvent; |
| import org.eclipse.core.commands.ExecutionException; |
| import org.eclipse.e4.ui.model.application.ui.basic.MTrimBar; |
| import org.eclipse.e4.ui.model.application.ui.basic.MTrimmedWindow; |
| import org.eclipse.e4.ui.workbench.modeling.EModelService; |
| import org.eclipse.ui.IWorkbenchWindow; |
| import org.eclipse.ui.handlers.HandlerUtil; |
| |
| /** |
| * Handler which allows to hide all trimbars. It adds a tag to the corresponding |
| * window. If triggered again, it restores the original visibility of the |
| * trimbars. |
| */ |
| public class HideTrimBarsHandler extends AbstractHandler { |
| |
| /** |
| * |
| */ |
| private static final String INITIAL_TRIM_VISIBILIY = "initialTrimVisibilityValue"; //$NON-NLS-1$ |
| private static final String WINDOWS_WITH_MINIMIZED_TRIMBARS = "windowsWithMinimizedTrimbars"; //$NON-NLS-1$ |
| |
| @Override |
| public Object execute(ExecutionEvent event) throws ExecutionException { |
| IWorkbenchWindow window = HandlerUtil.getActiveWorkbenchWindowChecked(event); |
| MTrimmedWindow winModel = window.getService(MTrimmedWindow.class); |
| EModelService modelService = window.getService(EModelService.class); |
| |
| // ensure we have everything we need |
| if ((winModel == null || modelService == null)) { |
| return null; |
| |
| } |
| if (winModel.getTags().contains(WINDOWS_WITH_MINIMIZED_TRIMBARS)) { |
| winModel.getTags().remove(WINDOWS_WITH_MINIMIZED_TRIMBARS); |
| disableCodeFocus(winModel, modelService); |
| } else { |
| enableCodeFocus(winModel, modelService); |
| winModel.getTags().add(WINDOWS_WITH_MINIMIZED_TRIMBARS); |
| } |
| |
| return null; |
| } |
| |
| private void disableCodeFocus(MTrimmedWindow window, EModelService modelService) { |
| |
| List<MTrimBar> tcList = modelService.findElements(window, null, MTrimBar.class); |
| for (MTrimBar tc : tcList) { |
| boolean visible = true; |
| String initialTrimVisibility = tc.getPersistedState().get(INITIAL_TRIM_VISIBILIY); |
| if (initialTrimVisibility != null && !initialTrimVisibility.isEmpty()) { |
| visible = Boolean.parseBoolean(initialTrimVisibility); |
| tc.getPersistedState().remove(INITIAL_TRIM_VISIBILIY); |
| } |
| tc.setVisible(visible); |
| } |
| } |
| |
| private void enableCodeFocus(MTrimmedWindow window, EModelService modelService) { |
| List<MTrimBar> tcList = modelService.findElements(window, null, MTrimBar.class); |
| for (MTrimBar tc : tcList) { |
| // remember the visibility state in case some trimbars are already |
| // not visible |
| tc.getPersistedState().put(INITIAL_TRIM_VISIBILIY, String.valueOf(tc.isVisible())); |
| tc.setVisible(false); |
| } |
| } |
| |
| } |