| /******************************************************************************* |
| * Copyright (c) 2015 Ericsson |
| * |
| * All rights reserved. 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: |
| * Alexis Cabana-Loriaux - Initial API and implementation |
| * |
| *******************************************************************************/ |
| |
| package org.eclipse.tracecompass.internal.tmf.ui.viewers.piecharts; |
| |
| import org.eclipse.swt.SWT; |
| import org.eclipse.swt.widgets.Display; |
| |
| /** |
| * Implementation of the IPieChartViewerState interface to represent the state |
| * of the layout when there is content currently selected. |
| * |
| * @author Alexis Cabana-Loriaux |
| * @since 2.0 |
| * |
| */ |
| public class PieChartViewerStateContentSelected implements IPieChartViewerState { |
| |
| /** |
| * Default constructor |
| * |
| * @param context |
| * The context to apply the changes |
| */ |
| public PieChartViewerStateContentSelected(final TmfPieChartViewer context) { |
| if (context.isDisposed()) { |
| return; |
| } |
| |
| Display.getDefault().asyncExec(() -> { |
| synchronized (context) { |
| if (!context.isDisposed()) { |
| context.updateGlobalPieChart(); |
| context.updateTimeRangeSelectionPieChart(); |
| context.getTimeRangePC().redraw(); |
| context.getGlobalPC().getLegend().setPosition(SWT.BOTTOM); |
| context.layout(); |
| } |
| } |
| }); |
| |
| } |
| |
| @Override |
| public void newSelection(final TmfPieChartViewer context) { |
| if (context.isDisposed()) { |
| return; |
| } |
| |
| Display.getDefault().asyncExec(() -> { |
| synchronized (context) { |
| if (!context.isDisposed()) { |
| context.updateTimeRangeSelectionPieChart(); |
| context.getTimeRangePC().redraw(); |
| context.layout(); |
| } |
| } |
| }); |
| } |
| |
| @Override |
| public void newEmptySelection(final TmfPieChartViewer context) { |
| context.setCurrentState(new PieChartViewerStateNoContentSelected(context)); |
| } |
| |
| @Override |
| public void newGlobalEntries(final TmfPieChartViewer context) { |
| // when new global entries, don't show the selection pie-chart anymore |
| context.setCurrentState(new PieChartViewerStateNoContentSelected(context)); |
| } |
| } |