clock slider/control

5 files changed, 161 insertions, 6 deletions

diff --git a/org.eclipse.debug.examples.ui/src/org/eclipse/debug/examples/ui/midi/adapters/ControlEventHandler.java b/org.eclipse.debug.examples.ui/src/org/eclipse/debug/examples/ui/midi/adapters/ControlEventHandler.java
index 9472914a9..363718233 100644
--- a/org.eclipse.debug.examples.ui/src/org/eclipse/debug/examples/ui/midi/adapters/ControlEventHandler.java
+++ b/org.eclipse.debug.examples.ui/src/org/eclipse/debug/examples/ui/midi/adapters/ControlEventHandler.java
@@ -15,7 +15,7 @@ import java.util.TimerTask;
 
 import org.eclipse.debug.core.DebugEvent;
 import org.eclipse.debug.examples.core.midi.launcher.MidiLaunch;
-import org.eclipse.debug.examples.core.midi.launcher.TimeControl;
+import org.eclipse.debug.examples.core.midi.launcher.ClockControl;
 import org.eclipse.debug.internal.ui.viewers.model.provisional.IModelDelta;
 import org.eclipse.debug.internal.ui.viewers.model.provisional.ModelDelta;
 import org.eclipse.debug.internal.ui.viewers.update.DebugEventHandler;
@@ -45,6 +45,12 @@ public class ControlEventHandler extends DebugEventHandler {
 		super(proxy);
 		fLaunch = proxy.getMidiLaunch();
 	}
+	
+	protected void init() {
+		if (!fLaunch.isSuspended() && !fLaunch.isTerminated() && !fLaunch.isDisconnected()) {
+			startTimer();
+		}
+	}
 
 	/* (non-Javadoc)
 	 * @see org.eclipse.debug.internal.ui.viewers.update.DebugEventHandler#handlesEvent(org.eclipse.debug.core.DebugEvent)
@@ -87,7 +93,7 @@ public class ControlEventHandler extends DebugEventHandler {
 		fTimer.schedule(new TimerTask() {
 			public void run() {
 				ModelDelta delta = new ModelDelta(fLaunch, IModelDelta.NO_CHANGE);
-				delta = delta.addNode(new TimeControl(fLaunch), IModelDelta.STATE);
+				delta = delta.addNode(new ClockControl(fLaunch), IModelDelta.STATE);
 				fireDelta(delta);
 			}
 		}, 0, 100);
diff --git a/org.eclipse.debug.examples.ui/src/org/eclipse/debug/examples/ui/midi/adapters/SequencerContentProvider.java b/org.eclipse.debug.examples.ui/src/org/eclipse/debug/examples/ui/midi/adapters/SequencerContentProvider.java
index b4c04b6f5..1f57c9b1a 100644
--- a/org.eclipse.debug.examples.ui/src/org/eclipse/debug/examples/ui/midi/adapters/SequencerContentProvider.java
+++ b/org.eclipse.debug.examples.ui/src/org/eclipse/debug/examples/ui/midi/adapters/SequencerContentProvider.java
@@ -14,10 +14,11 @@ import javax.sound.midi.Sequencer;
 import javax.sound.midi.Track;
 
 import org.eclipse.core.runtime.CoreException;
+import org.eclipse.debug.examples.core.midi.launcher.LengthControl;
 import org.eclipse.debug.examples.core.midi.launcher.MidiLaunch;
 import org.eclipse.debug.examples.core.midi.launcher.SequencerControl;
 import org.eclipse.debug.examples.core.midi.launcher.TempoControl;
-import org.eclipse.debug.examples.core.midi.launcher.TimeControl;
+import org.eclipse.debug.examples.core.midi.launcher.ClockControl;
 import org.eclipse.debug.internal.ui.model.elements.ElementContentProvider;
 import org.eclipse.debug.internal.ui.viewers.model.provisional.IPresentationContext;
 import org.eclipse.debug.internal.ui.viewers.model.provisional.IViewerUpdate;
@@ -37,7 +38,7 @@ public class SequencerContentProvider extends ElementContentProvider {
 		if (IDebugUIConstants.ID_DEBUG_VIEW.equals(context.getId())) {
 			return getTracks((MidiLaunch) element).length;
 		} else if (IDebugUIConstants.ID_VARIABLE_VIEW.equals(context.getId())) {
-			return 2;
+			return 3;
 		}
 		return 0;
 	}
@@ -63,7 +64,8 @@ public class SequencerContentProvider extends ElementContentProvider {
 	public SequencerControl[] getControls(MidiLaunch launch) {
 		return new SequencerControl[]{
 				new TempoControl(launch),
-				new TimeControl(launch)
+				new ClockControl(launch),
+				new LengthControl(launch)
 		};
 	}
 	
diff --git a/org.eclipse.debug.examples.ui/src/org/eclipse/debug/examples/ui/midi/adapters/SequencerControlsModelProxy.java b/org.eclipse.debug.examples.ui/src/org/eclipse/debug/examples/ui/midi/adapters/SequencerControlsModelProxy.java
index ac0e0b3a7..e200493fe 100644
--- a/org.eclipse.debug.examples.ui/src/org/eclipse/debug/examples/ui/midi/adapters/SequencerControlsModelProxy.java
+++ b/org.eclipse.debug.examples.ui/src/org/eclipse/debug/examples/ui/midi/adapters/SequencerControlsModelProxy.java
@@ -17,6 +17,7 @@ import org.eclipse.debug.examples.core.midi.launcher.MidiLaunch;
 import org.eclipse.debug.examples.core.midi.launcher.SequencerControl;
 import org.eclipse.debug.internal.ui.viewers.update.DebugEventHandler;
 import org.eclipse.debug.internal.ui.viewers.update.EventHandlerModelProxy;
+import org.eclipse.jface.viewers.Viewer;
 
 /**
  * Model proxy for a sequencer in the variables view. Listens
@@ -33,6 +34,11 @@ public class SequencerControlsModelProxy extends EventHandlerModelProxy {
 	private MidiLaunch fLaunch;
 	
 	/**
+	 * Event handler
+	 */
+	private ControlEventHandler fHandler;
+	
+	/**
 	 * Constructs a model proxy to update based on changes in controls
 	 * for the associated sequencer.
 	 * 
@@ -42,6 +48,14 @@ public class SequencerControlsModelProxy extends EventHandlerModelProxy {
 		fLaunch = launch;
 	}
 	
+	/* (non-Javadoc)
+	 * @see org.eclipse.debug.internal.ui.viewers.provisional.AbstractModelProxy#installed(org.eclipse.jface.viewers.Viewer)
+	 */
+	public void installed(Viewer viewer) {
+		super.installed(viewer);
+		fHandler.init();
+	}
+
 	/**
 	 * Returns the launch assocaited with this proxy.
 	 * 
@@ -55,7 +69,8 @@ public class SequencerControlsModelProxy extends EventHandlerModelProxy {
 	 * @see org.eclipse.debug.internal.ui.viewers.update.EventHandlerModelProxy#createEventHandlers()
 	 */
 	protected DebugEventHandler[] createEventHandlers() {
-		return new DebugEventHandler[]{new ControlEventHandler(this)};
+		fHandler = new ControlEventHandler(this);
+		return new DebugEventHandler[]{fHandler};
 	}
 
 	/* (non-Javadoc)
diff --git a/org.eclipse.debug.examples.ui/src/org/eclipse/debug/examples/ui/midi/detailpanes/ClockSliderDetailPane.java b/org.eclipse.debug.examples.ui/src/org/eclipse/debug/examples/ui/midi/detailpanes/ClockSliderDetailPane.java
new file mode 100644
index 000000000..234618f4a
--- /dev/null
+++ b/org.eclipse.debug.examples.ui/src/org/eclipse/debug/examples/ui/midi/detailpanes/ClockSliderDetailPane.java
@@ -0,0 +1,111 @@
+/*******************************************************************************
+ * Copyright (c) 2008 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ * 
+ * Contributors:
+ *     IBM Corporation - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.debug.examples.ui.midi.detailpanes;
+
+import org.eclipse.debug.examples.core.midi.launcher.ClockControl;
+import org.eclipse.debug.ui.IDetailPane;
+import org.eclipse.jface.viewers.IStructuredSelection;
+import org.eclipse.swt.SWT;
+import org.eclipse.swt.events.SelectionAdapter;
+import org.eclipse.swt.events.SelectionEvent;
+import org.eclipse.swt.widgets.Composite;
+import org.eclipse.swt.widgets.Control;
+import org.eclipse.swt.widgets.Slider;
+import org.eclipse.ui.IWorkbenchPartSite;
+
+/**
+ * A slider to control the clock position.
+ * 
+ * @since 1.0
+ */
+public class ClockSliderDetailPane implements IDetailPane {
+	
+	private Slider fSlider;
+	private ClockControl fControl;
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.debug.ui.IDetailPane#createControl(org.eclipse.swt.widgets.Composite)
+	 */
+	public Control createControl(Composite parent) {
+		fSlider = new Slider(parent, SWT.HORIZONTAL);
+		fSlider.setMinimum(0);
+		fSlider.setMaximum(1000);
+		fSlider.addSelectionListener(new SelectionAdapter(){
+			public void widgetSelected(SelectionEvent e) {
+				int selection = fSlider.getSelection();
+				if (fControl != null) {
+					fControl.setValue(Integer.toString(selection));
+				}
+			}
+		});
+		return fSlider;
+	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.debug.ui.IDetailPane#display(org.eclipse.jface.viewers.IStructuredSelection)
+	 */
+	public void display(IStructuredSelection selection) {
+		fControl = null;
+		if (selection == null || selection.isEmpty()) {
+			fSlider.setEnabled(false);
+		} else {
+			fSlider.setEnabled(true);
+			fControl = (ClockControl) selection.getFirstElement();
+			int max = (int)fControl.getSequencer().getMicrosecondLength() / 1000000;
+			long micro = fControl.getSequencer().getMicrosecondPosition();
+			int seconds = (int) micro / 1000000;
+			fSlider.setMaximum(max);
+			fSlider.setSelection(seconds);
+		}
+	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.debug.ui.IDetailPane#dispose()
+	 */
+	public void dispose() {
+	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.debug.ui.IDetailPane#getDescription()
+	 */
+	public String getDescription() {
+		return "Location (seconds)";
+	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.debug.ui.IDetailPane#getID()
+	 */
+	public String getID() {
+		return ControlDetailPaneFactory.ID_CLOCK_SLIDER;
+	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.debug.ui.IDetailPane#getName()
+	 */
+	public String getName() {
+		return "Clock Slider (seconds)";
+	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.debug.ui.IDetailPane#init(org.eclipse.ui.IWorkbenchPartSite)
+	 */
+	public void init(IWorkbenchPartSite partSite) {
+	}
+
+	/* (non-Javadoc)
+	 * @see org.eclipse.debug.ui.IDetailPane#setFocus()
+	 */
+	public boolean setFocus() {
+		fSlider.setFocus();
+		return true;
+	}
+
+}
diff --git a/org.eclipse.debug.examples.ui/src/org/eclipse/debug/examples/ui/midi/detailpanes/ControlDetailPaneFactory.java b/org.eclipse.debug.examples.ui/src/org/eclipse/debug/examples/ui/midi/detailpanes/ControlDetailPaneFactory.java
index d258abf7d..10353fd57 100644
--- a/org.eclipse.debug.examples.ui/src/org/eclipse/debug/examples/ui/midi/detailpanes/ControlDetailPaneFactory.java
+++ b/org.eclipse.debug.examples.ui/src/org/eclipse/debug/examples/ui/midi/detailpanes/ControlDetailPaneFactory.java
@@ -13,6 +13,7 @@ package org.eclipse.debug.examples.ui.midi.detailpanes;
 import java.util.HashSet;
 import java.util.Set;
 
+import org.eclipse.debug.examples.core.midi.launcher.ClockControl;
 import org.eclipse.debug.examples.core.midi.launcher.TempoControl;
 import org.eclipse.debug.ui.IDetailPane;
 import org.eclipse.debug.ui.IDetailPaneFactory;
@@ -29,6 +30,11 @@ public class ControlDetailPaneFactory implements IDetailPaneFactory {
 	 * Identifier for the tempo slider detail pane
 	 */
 	public static final String ID_TEMPO_SLIDER = "TEMPO_SLIDER";
+	
+	/**
+	 * Identifier for the clock slider detail pane
+	 */
+	public static final String ID_CLOCK_SLIDER = "CLOCK_SLIDER";	
 
 	/* (non-Javadoc)
 	 * @see org.eclipse.debug.ui.IDetailPaneFactory#createDetailPane(java.lang.String)
@@ -37,6 +43,9 @@ public class ControlDetailPaneFactory implements IDetailPaneFactory {
 		if (ID_TEMPO_SLIDER.equals(paneID)) {
 			return new TempoSliderDetailPane();
 		}
+		if (ID_CLOCK_SLIDER.equals(paneID)) {
+			return new ClockSliderDetailPane();
+		}
 		return null;
 	}
 
@@ -49,6 +58,9 @@ public class ControlDetailPaneFactory implements IDetailPaneFactory {
 			if (element instanceof TempoControl) {
 				return ID_TEMPO_SLIDER;
 			}
+			if (element instanceof ClockControl) {
+				return ID_CLOCK_SLIDER;
+			}
 		}
 		return null;
 	}
@@ -60,6 +72,9 @@ public class ControlDetailPaneFactory implements IDetailPaneFactory {
 		if (ID_TEMPO_SLIDER.equals(paneID)) {
 			return "Tempo Slider";
 		}
+		if (ID_CLOCK_SLIDER.equals(paneID)) {
+			return "Clock Slider";
+		}
 		return null;
 	}
 
@@ -70,6 +85,9 @@ public class ControlDetailPaneFactory implements IDetailPaneFactory {
 		if (ID_TEMPO_SLIDER.equals(paneID)) {
 			return "Tempo Slider";
 		}
+		if (ID_CLOCK_SLIDER.equals(paneID)) {
+			return "Clock Slider";
+		}
 		return null;
 	}
 
@@ -83,6 +101,9 @@ public class ControlDetailPaneFactory implements IDetailPaneFactory {
 			if (element instanceof TempoControl) {
 				set.add(ID_TEMPO_SLIDER);
 			}
+			if (element instanceof ClockControl) {
+				set.add(ID_CLOCK_SLIDER);
+			}
 		}
 		return set;
 	}