tmf/org.lttng.scope.tmf2.views.ui/src/org/lttng/scope/tmf2/views/ui/timeline/TimelineView.java

   1 /*******************************************************************************
   2  * Copyright (c) 2016 EfficiOS Inc., Alexandre Montplaisir
   3  *
   4  * All rights reserved. This program and the accompanying materials are
   5  * made available under the terms of the Eclipse Public License v1.0 which
   6  * accompanies this distribution, and is available at
   7  * http://www.eclipse.org/legal/epl-v10.html
   8  *******************************************************************************/
   9
  10 package org.lttng.scope.tmf2.views.ui.timeline;
  11
  12 import static java.util.Objects.requireNonNull;
  13
  14 import java.util.Collection;
  15 import java.util.stream.Collectors;
  16
  17 import org.eclipse.jdt.annotation.Nullable;
  18 import org.eclipse.swt.SWT;
  19 import org.eclipse.swt.widgets.Composite;
  20 import org.eclipse.tracecompass.common.core.StreamUtils;
  21 import org.eclipse.tracecompass.tmf.ui.views.TmfView;
  22 import org.lttng.scope.tmf2.views.core.context.ViewGroupContext;
  23
  24 import javafx.embed.swt.FXCanvas;
  25 import javafx.geometry.Orientation;
  26 import javafx.scene.Node;
  27 import javafx.scene.Scene;
  28 import javafx.scene.control.SplitPane;
  29
  30 public class TimelineView extends TmfView {
  31
  32     public static final String VIEW_ID = "org.lttng.scope.views.timeline"; //$NON-NLS-1$
  33
  34     private static final String VIEW_NAME = requireNonNull(Messages.timelineViewName);
  35
  36     private @Nullable TimelineManager fManager;
  37
  38     public TimelineView() {
  39         super(VIEW_NAME);
  40     }
  41
  42     @Override
  43     public void createPartControl(@Nullable Composite parent) {
  44         if (parent == null) {
  45             return;
  46         }
  47
  48         FXCanvas fxCanvas = new FXCanvas(parent, SWT.NONE);
  49         SplitPane sp = new SplitPane();
  50         sp.setOrientation(Orientation.VERTICAL);
  51
  52         /* Add the widget to the view */
  53         TimelineManager manager = new TimelineManager(ViewGroupContext.getCurrent());
  54         Collection<Node> nodes = StreamUtils.getStream(manager.getWidgets())
  55                 .map(widget -> widget.getRootNode())
  56                 .collect(Collectors.toList());
  57         sp.getItems().addAll(nodes);
  58
  59         fxCanvas.setScene(new Scene(sp));
  60
  61         /*
  62          * Set the initial divider positions. Has to be done *after* the
  63          * Stage/Scene is initialized.
  64          */
  65         manager.resetInitialSeparatorPosition();
  66
  67         fManager = manager;
  68     }
  69
  70     @Override
  71     public void dispose() {
  72         if (fManager != null) {
  73             fManager.dispose();
  74         }
  75     }
  76
  77     @Override
  78     public void setFocus() {
  79     }
  80
  81 }