Merge branch 'master' into lttng-kepler

[deliverable/tracecompass.git] / org.eclipse.linuxtools.tmf.ui / src / org / eclipse / linuxtools / tmf / ui / widgets / timegraph / widgets / TimeGraphControl.java

diff --git a/org.eclipse.linuxtools.tmf.ui/src/org/eclipse/linuxtools/tmf/ui/widgets/timegraph/widgets/TimeGraphControl.java b/org.eclipse.linuxtools.tmf.ui/src/org/eclipse/linuxtools/tmf/ui/widgets/timegraph/widgets/TimeGraphControl.java
index b7b1da3b063da0f19f2dd37ca67d785d82cee75e..6ac539156d01377448fb9cf76fcbad1618df0b3d 100644 (file)
--- a/org.eclipse.linuxtools.tmf.ui/src/org/eclipse/linuxtools/tmf/ui/widgets/timegraph/widgets/TimeGraphControl.java
+++ b/org.eclipse.linuxtools.tmf.ui/src/org/eclipse/linuxtools/tmf/ui/widgets/timegraph/widgets/TimeGraphControl.java
@@ -38,6 +38,8 @@ import org.eclipse.swt.events.FocusEvent;
 import org.eclipse.swt.events.FocusListener;
 import org.eclipse.swt.events.KeyEvent;
 import org.eclipse.swt.events.KeyListener;
+import org.eclipse.swt.events.MenuDetectEvent;
+import org.eclipse.swt.events.MenuDetectListener;
 import org.eclipse.swt.events.MouseEvent;
 import org.eclipse.swt.events.MouseListener;
 import org.eclipse.swt.events.MouseMoveListener;
@@ -48,6 +50,7 @@ import org.eclipse.swt.events.SelectionEvent;
 import org.eclipse.swt.events.SelectionListener;
 import org.eclipse.swt.events.TraverseEvent;
 import org.eclipse.swt.events.TraverseListener;
+import org.eclipse.swt.events.TypedEvent;
 import org.eclipse.swt.graphics.Color;
 import org.eclipse.swt.graphics.Cursor;
 import org.eclipse.swt.graphics.GC;
@@ -67,7 +70,7 @@ import org.eclipse.swt.widgets.ScrollBar;
  * @author Alvaro Sanchez-Leon
  * @author Patrick Tasse
  */
-public class TimeGraphControl extends TimeGraphBaseControl implements FocusListener, KeyListener, MouseMoveListener, MouseListener, MouseWheelListener, ControlListener, SelectionListener, MouseTrackListener, TraverseListener, ISelectionProvider {
+public class TimeGraphControl extends TimeGraphBaseControl implements FocusListener, KeyListener, MouseMoveListener, MouseListener, MouseWheelListener, ControlListener, SelectionListener, MouseTrackListener, TraverseListener, ISelectionProvider, MenuDetectListener {
 
     private static final int DRAG_NONE = 0;
     private static final int DRAG_TRACE_ITEM = 1;
@@ -101,6 +104,8 @@ public class TimeGraphControl extends TimeGraphBaseControl implements FocusListe
     private List<SelectionListener> _selectionListeners;
     private final List<ISelectionChangedListener> _selectionChangedListeners = new ArrayList<ISelectionChangedListener>();
     private final List<ITimeGraphTreeListener> _treeListeners = new ArrayList<ITimeGraphTreeListener>();
+    private final List<MenuDetectListener> _timeGraphEntryMenuListeners = new ArrayList<MenuDetectListener>();
+    private final List<MenuDetectListener> _timeEventMenuListeners = new ArrayList<MenuDetectListener>();
     private final Cursor _dragCursor3;
     private final Cursor _WaitCursor;
 
@@ -173,6 +178,7 @@ public class TimeGraphControl extends TimeGraphBaseControl implements FocusListe
         addTraverseListener(this);
         addKeyListener(this);
         addControlListener(this);
+        addMenuDetectListener(this);
         ScrollBar scrollHor = getHorizontalBar();
 
         if (scrollHor != null) {
@@ -487,6 +493,81 @@ public class TimeGraphControl extends TimeGraphBaseControl implements FocusListe
         }
     }
 
+    /**
+     * Add a menu listener on {@link ITimeGraphEntry}s
+     * @param listener
+     *            The listener to add
+     * @since 1.2
+     */
+    public void addTimeGraphEntryMenuListener(MenuDetectListener listener) {
+        if (!_timeGraphEntryMenuListeners.contains(listener)) {
+            _timeGraphEntryMenuListeners.add(listener);
+        }
+    }
+
+    /**
+     * Remove a menu listener on {@link ITimeGraphEntry}s
+     *
+     * @param listener
+     *            The listener to remove
+     * @since 1.2
+     */
+    public void removeTimeGraphEntryMenuListener(MenuDetectListener listener) {
+        if (_timeGraphEntryMenuListeners.contains(listener)) {
+            _timeGraphEntryMenuListeners.remove(listener);
+        }
+    }
+
+    /**
+     * Menu event callback on {@link ITimeGraphEntry}s
+     *
+     * @param event
+     *            The MenuDetectEvent, with field {@link TypedEvent#data} set to the selected {@link ITimeGraphEntry}
+     */
+    private void fireMenuEventOnTimeGraphEntry(MenuDetectEvent event) {
+        for (MenuDetectListener listener : _timeGraphEntryMenuListeners) {
+            listener.menuDetected(event);
+        }
+    }
+
+    /**
+     * Add a menu listener on {@link ITimeEvent}s
+     *
+     * @param listener
+     *            The listener to add
+     * @since 1.2
+     */
+    public void addTimeEventMenuListener(MenuDetectListener listener) {
+        if (!_timeEventMenuListeners.contains(listener)) {
+            _timeEventMenuListeners.add(listener);
+        }
+    }
+
+    /**
+     * Remove a menu listener on {@link ITimeEvent}s
+     *
+     * @param listener
+     *            The listener to remove
+     * @since 1.2
+     */
+    public void removeTimeEventMenuListener(MenuDetectListener listener) {
+        if (_timeEventMenuListeners.contains(listener)) {
+            _timeEventMenuListeners.remove(listener);
+        }
+    }
+
+    /**
+     * Menu event callback on {@link ITimeEvent}s
+     *
+     * @param event
+     *            The MenuDetectEvent, with field {@link TypedEvent#data} set to the selected {@link ITimeEvent}
+     */
+    private void fireMenuEventOnTimeEvent(MenuDetectEvent event) {
+        for (MenuDetectListener listener : _timeEventMenuListeners) {
+            listener.menuDetected(event);
+        }
+    }
+
     @Override
     public ISelection getSelection() {
         TimeGraphSelection sel = new TimeGraphSelection();
@@ -1963,5 +2044,32 @@ public class TimeGraphControl extends TimeGraphBaseControl implements FocusListe
         }
     }
 
+    /**
+     * @since 1.2
+     */
+    @Override
+    public void menuDetected(MenuDetectEvent e) {
+        if (null == _timeProvider) {
+            return;
+        }
+        Point p = toControl(e.x, e.y);
+        int idx = getItemIndexAtY(p.y);
+        if (idx >= 0 && idx < _data._expandedItems.length) {
+            Item item = _data._expandedItems[idx];
+            ITimeGraphEntry entry = item._trace;
+            if (entry.hasTimeEvents()) {
+                ITimeEvent event = Utils.findEvent(entry, getTimeAtX(p.x), 2);
+                if (event != null) {
+                    e.data = event;
+                    fireMenuEventOnTimeEvent(e);
+                    return;
+                }
+            }
+            e.data = entry;
+            fireMenuEventOnTimeGraphEntry(e);
+        }
+    }
+
 }
 
+