drive ContentViewer from List view.

Core/src/org/sleuthkit/autopsy/timeline/TimeLineTopComponent.java

@@ -1,7 +1,7 @@
 /*
  * Autopsy Forensic Browser
  *
- * Copyright 2013-15 Basis Technology Corp.
+ * Copyright 2013-16 Basis Technology Corp.
  * Contact: carrier <at> sleuthkit <dot> org
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -18,10 +18,13 @@
  */
 package org.sleuthkit.autopsy.timeline;
 
+import com.google.common.collect.Iterables;
 import java.awt.BorderLayout;
 import java.util.Collections;
 import java.util.List;
 import javafx.application.Platform;
+import javafx.beans.InvalidationListener;
+import javafx.beans.Observable;
 import javafx.embed.swing.JFXPanel;
 import javafx.scene.Scene;
 import javafx.scene.control.SplitPane;
@@ -46,6 +49,7 @@ import org.sleuthkit.autopsy.corecomponents.DataResultPanel;
 import org.sleuthkit.autopsy.coreutils.Logger;
 import org.sleuthkit.autopsy.timeline.actions.Back;
 import org.sleuthkit.autopsy.timeline.actions.Forward;
+import org.sleuthkit.autopsy.timeline.explorernodes.EventNode;
 import org.sleuthkit.autopsy.timeline.ui.HistoryToolBar;
 import org.sleuthkit.autopsy.timeline.ui.StatusBar;
 import org.sleuthkit.autopsy.timeline.ui.TimeLineResultView;
@@ -56,7 +60,7 @@ import org.sleuthkit.autopsy.timeline.ui.filtering.FilterSetPanel;
 import org.sleuthkit.autopsy.timeline.zooming.ZoomSettingsPane;
 
 /**
- * TopComponent for the timeline feature.
+ * TopComponent for the Timeline feature.
  */
 @TopComponent.Description(
         preferredID = "TimeLineTopComponent",
@@ -75,6 +79,21 @@ public final class TimeLineTopComponent extends TopComponent implements Explorer
 
     private final TimeLineController controller;
 
+    /**
+     * Listener that drives the ContentViewer when in List ViewMode.
+     */
+    private final InvalidationListener selectionListener = new InvalidationListener() {
+        @Override
+        public void invalidated(Observable observable) {
+            if (controller.getSelectedEventIDs().size() == 1) {
+                EventNode eventNode = EventNode.createEventNode(Iterables.getOnlyElement(controller.getSelectedEventIDs()), controller.getEventsModel());
+                SwingUtilities.invokeLater(() -> dataContentPanel.setNode(eventNode));
+            } else {
+                SwingUtilities.invokeLater(() -> dataContentPanel.setNode(null));
+            }
+        }
+    };
+
     public TimeLineTopComponent(TimeLineController controller) {
         initComponents();
         this.controller = controller;
@@ -108,6 +127,7 @@ public final class TimeLineTopComponent extends TopComponent implements Explorer
                             lowerSplitXPane.add(contentViewerContainerPanel);
                         }
                     });
+                    controller.getSelectedEventIDs().removeListener(selectionListener);
                     break;
                 case LIST:
                     /*
@@ -119,6 +139,7 @@ public final class TimeLineTopComponent extends TopComponent implements Explorer
                         splitYPane.add(contentViewerContainerPanel);
                         dataResultPanel.setNode(null);
                     });
+                    controller.getSelectedEventIDs().addListener(selectionListener);
                     break;
                 default:
                     throw new UnsupportedOperationException("Unknown ViewMode: " + controller.getViewMode());

Core/src/org/sleuthkit/autopsy/timeline/explorernodes/EventNode.java

@@ -1,7 +1,7 @@
 /*
  * Autopsy Forensic Browser
  *
- * Copyright 2014 Basis Technology Corp.
+ * Copyright 2014-16 Basis Technology Corp.
  * Contact: carrier <at> sleuthkit <dot> org
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
@@ -31,21 +31,25 @@ import org.openide.nodes.Children;
 import org.openide.nodes.PropertySupport;
 import org.openide.nodes.Sheet;
 import org.openide.util.lookup.Lookups;
+import org.sleuthkit.autopsy.casemodule.Case;
 import org.sleuthkit.autopsy.coreutils.Logger;
 import org.sleuthkit.autopsy.datamodel.DataModelActionsFactory;
 import org.sleuthkit.autopsy.datamodel.DisplayableItemNode;
 import org.sleuthkit.autopsy.datamodel.DisplayableItemNodeVisitor;
 import org.sleuthkit.autopsy.datamodel.NodeProperty;
 import org.sleuthkit.autopsy.timeline.TimeLineController;
+import org.sleuthkit.autopsy.timeline.datamodel.FilteredEventsModel;
 import org.sleuthkit.autopsy.timeline.datamodel.SingleEvent;
 import org.sleuthkit.datamodel.AbstractFile;
 import org.sleuthkit.datamodel.BlackboardArtifact;
 import org.sleuthkit.datamodel.Content;
+import org.sleuthkit.datamodel.SleuthkitCase;
+import org.sleuthkit.datamodel.TskCoreException;
 
 /**
- * * Explorer Node for {@link SingleEvent}s.
+ * * Explorer Node for SingleEvents.
  */
-class EventNode extends DisplayableItemNode {
+public class EventNode extends DisplayableItemNode {
 
     private static final Logger LOGGER = Logger.getLogger(EventNode.class.getName());
 
@@ -155,10 +159,48 @@ class EventNode extends DisplayableItemNode {
         }
 
         @Override
-        public void setValue(String t) throws IllegalAccessException, IllegalArgumentException, InvocationTargetException {
+        final public void setValue(String t) throws IllegalAccessException, IllegalArgumentException, InvocationTargetException {
             String oldValue = getValue();
             value = t;
             firePropertyChange("time", oldValue, t); // NON-NLS
         }
     }
+
+    /**
+     * Factory method to create an EventNode form the event ID and the events
+     * model.
+     *
+     * @param eventID     The ID of the event this node is for.
+     * @param eventsModel The model that provides access to the events DB.
+     *
+     * @return An EventNode with the file (and artifact) backing this event in
+     *         its lookup.
+     */
+    public static EventNode createEventNode(final Long eventID, FilteredEventsModel eventsModel) {
+        /*
+         * Look up the event by id and creata an EventNode with the appropriate
+         * data in the lookup.
+         */
+        final SingleEvent eventById = eventsModel.getEventById(eventID);
+        try {
+            SleuthkitCase sleuthkitCase = Case.getCurrentCase().getSleuthkitCase();
+            AbstractFile file = sleuthkitCase.getAbstractFileById(eventById.getFileID());
+            if (file != null) {
+                if (eventById.getArtifactID().isPresent()) {
+                    BlackboardArtifact blackboardArtifact = sleuthkitCase.getBlackboardArtifact(eventById.getArtifactID().get());
+                    return new EventNode(eventById, file, blackboardArtifact);
+                } else {
+                    return new EventNode(eventById, file);
+                }
+            } else {
+                //This should never happen in normal operations
+                LOGGER.log(Level.WARNING, "Failed to lookup sleuthkit object backing TimeLineEvent."); // NON-NLS
+                return null;
+            }
+        } catch (IllegalStateException | TskCoreException ex) {
+            //if some how the case was closed or ther is another unspecified exception, just bail out with a warning.
+            LOGGER.log(Level.WARNING, "Failed to lookup sleuthkit object backing TimeLineEvent.", ex); // NON-NLS
+            return null;
+        }
+    }
 }

Core/src/org/sleuthkit/autopsy/timeline/explorernodes/EventRootNode.java

@@ -20,23 +20,16 @@ package org.sleuthkit.autopsy.timeline.explorernodes;
 
 import java.util.Collection;
 import java.util.List;
-import java.util.logging.Level;
 import org.openide.nodes.AbstractNode;
 import org.openide.nodes.ChildFactory;
 import org.openide.nodes.Children;
 import org.openide.nodes.Node;
 import org.openide.util.NbBundle;
 import org.openide.util.lookup.Lookups;
-import org.sleuthkit.autopsy.casemodule.Case;
 import org.sleuthkit.autopsy.coreutils.Logger;
 import org.sleuthkit.autopsy.datamodel.DisplayableItemNode;
 import org.sleuthkit.autopsy.datamodel.DisplayableItemNodeVisitor;
 import org.sleuthkit.autopsy.timeline.datamodel.FilteredEventsModel;
-import org.sleuthkit.autopsy.timeline.datamodel.SingleEvent;
-import org.sleuthkit.datamodel.AbstractFile;
-import org.sleuthkit.datamodel.BlackboardArtifact;
-import org.sleuthkit.datamodel.SleuthkitCase;
-import org.sleuthkit.datamodel.TskCoreException;
 
 /**
  * Root Explorer node to represent events.
@@ -132,31 +125,7 @@ public class EventRootNode extends DisplayableItemNode {
                  */
                 return new TooManyNode(eventIDs.size());
             } else {
-                /*
+                return EventNode.createEventNode(eventID, filteredEvents);
-                 * look up the event by id and creata an EventNode with the
-                 * appropriate data in the lookup.
-                 */
-                final SingleEvent eventById = filteredEvents.getEventById(eventID);
-                try {
-                    SleuthkitCase sleuthkitCase = Case.getCurrentCase().getSleuthkitCase();
-                    AbstractFile file = sleuthkitCase.getAbstractFileById(eventById.getFileID());
-                    if (file != null) {
-                        if (eventById.getArtifactID().isPresent()) {
-                            BlackboardArtifact blackboardArtifact = sleuthkitCase.getBlackboardArtifact(eventById.getArtifactID().get());
-                            return new EventNode(eventById, file, blackboardArtifact);
-                        } else {
-                            return new EventNode(eventById, file);
-                        }
-                    } else {
-                        //This should never happen in normal operations
-                        LOGGER.log(Level.WARNING, "Failed to lookup sleuthkit object backing TimeLineEvent."); // NON-NLS
-                        return null;
-                    }
-                } catch (IllegalStateException | TskCoreException ex) {
-                    //if some how the case was closed or ther is another unspecified exception, just bail out with a warning.
-                    LOGGER.log(Level.WARNING, "Failed to lookup sleuthkit object backing TimeLineEvent.", ex); // NON-NLS
-                    return null;
-                }
             }
         }
     }

Core/src/org/sleuthkit/autopsy/timeline/ui/TimeLineResultView.java

@@ -62,13 +62,9 @@ public class TimeLineResultView {
         dataResultPanel = DataResultPanel.createInstanceUninitialized("", "", Node.EMPTY, 0, dataContent);
 
         //set up listeners on relevant properties
-        TimeLineController.getTimeZone().addListener((Observable observable) -> {
+        TimeLineController.getTimeZone().addListener(timeZone -> dataResultPanel.setPath(getSummaryString()));
-            dataResultPanel.setPath(getSummaryString());
-        });
 
-        controller.getSelectedEventIDs().addListener((Observable o) -> {
+        controller.getSelectedEventIDs().addListener((Observable selectedIDs) -> refresh());
-            refresh();
-        });
         refresh();
     }
 

Core/src/org/sleuthkit/autopsy/timeline/ui/listvew/ListChart.java

@@ -22,6 +22,7 @@ import java.util.Collection;
 import javafx.beans.binding.Bindings;
 import javafx.beans.property.SimpleObjectProperty;
 import javafx.beans.value.ObservableValue;
+import javafx.collections.ObservableList;
 import javafx.fxml.FXML;
 import javafx.scene.control.Label;
 import javafx.scene.control.TableCell;
@@ -128,6 +129,15 @@ class ListChart extends BorderPane {
         table.getItems().setAll(eventIDs);
     }
 
+    /**
+     * Get the List of IDs of events that are selected in this list.
+     *
+     * @return The List of IDs of events that are selected in this list.
+     */
+    ObservableList<Long> getSelectedEventIDs() {
+        return table.getSelectionModel().getSelectedItems();
+    }
+
     private class ImageCell extends EventTableCell {
 
         @Override

Core/src/org/sleuthkit/autopsy/timeline/ui/listvew/ListViewPane.java

@@ -20,6 +20,7 @@ package org.sleuthkit.autopsy.timeline.ui.listvew;
 
 import java.util.List;
 import javafx.application.Platform;
+import javafx.beans.Observable;
 import javafx.concurrent.Task;
 import javafx.scene.Parent;
 import org.joda.time.Interval;
@@ -58,6 +59,11 @@ public class ListViewPane extends AbstractTimeLineView {
         //initialize chart;
         setCenter(listChart);
         setSettingsNodes(new ListViewPane.ListViewSettingsPane().getChildrenUnmodifiable());
+
+        //keep controller's list of selected event IDs in sync with this list's
+        listChart.getSelectedEventIDs().addListener((Observable selectedIDs) -> {
+            controller.selectEventIDs(listChart.getSelectedEventIDs());
+        });
     }
 
     @Override