/*******************************************************************************
- * Copyright (c) 2011, 2012 Ericsson
- *
+ * Copyright (c) 2011, 2013 Ericsson
+ *
* 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:
* Francois Chouinard - Initial API and implementation
* Francois Chouinard - Moved from LTTng to TMF
+ * Francois Chouinard - Simplified constructor, handle interval format change
*******************************************************************************/
package org.eclipse.linuxtools.tmf.ui.views.histogram;
+import java.text.ParseException;
+
+import org.eclipse.linuxtools.tmf.core.signal.TmfSignalHandler;
+import org.eclipse.linuxtools.tmf.core.signal.TmfSignalManager;
+import org.eclipse.linuxtools.tmf.core.signal.TmfTimestampFormatUpdateSignal;
+import org.eclipse.linuxtools.tmf.core.timestamp.ITmfTimestamp;
+import org.eclipse.linuxtools.tmf.core.timestamp.TmfTimeRange;
+import org.eclipse.linuxtools.tmf.core.timestamp.TmfTimestamp;
+import org.eclipse.linuxtools.tmf.core.timestamp.TmfTimestampFormat;
+import org.eclipse.linuxtools.tmf.core.trace.ITmfTrace;
import org.eclipse.swt.widgets.Composite;
/**
* This control provides a group containing a text control.
- *
- * @version 1.0
+ *
+ * @version 1.1
* @author Francois Chouinard
*/
public class HistogramCurrentTimeControl extends HistogramTextControl {
// ------------------------------------------------------------------------
/**
- * Constructor with default group and text value.
- *
+ * Standard constructor
+ *
* @param parentView A parent histogram view
* @param parent A parent composite to draw in
- * @param textStyle A test style
- * @param groupStyle A group style
+ * @param groupLabel A group value
+ * @param value A value
+ * @since 2.0
*/
- public HistogramCurrentTimeControl(HistogramView parentView, Composite parent, int textStyle, int groupStyle) {
- this(parentView, parent, textStyle, groupStyle, "", HistogramUtils.nanosecondsToString(0L)); //$NON-NLS-1$
+ public HistogramCurrentTimeControl(HistogramView parentView, Composite parent,
+ String groupLabel, long value)
+ {
+ super(parentView, parent, groupLabel, value);
+ TmfSignalManager.register(this);
}
- /**
- *
- * Constructor
- * @param parentView A parent histogram view
- * @param parent A parent composite to draw in
- * @param textStyle A test style
- * @param groupStyle A group style
- * @param groupValue A group value
- * @param textValue A text value
+ /* (non-Javadoc)
+ * @see org.eclipse.linuxtools.tmf.ui.views.histogram.HistogramTextControl#dispose()
*/
- public HistogramCurrentTimeControl(HistogramView parentView, Composite parent, int textStyle, int groupStyle, String groupValue, String textValue) {
- super(parentView, parent, textStyle, groupStyle, groupValue, textValue);
+ @Override
+ public void dispose() {
+ TmfSignalManager.deregister(this);
}
// ------------------------------------------------------------------------
@Override
protected void updateValue() {
- String stringValue = fTextValue.getText();
- long value = HistogramUtils.stringToNanoseconds(stringValue);
-
+ if (getValue() == Long.MIN_VALUE) {
+ fTextValue.setText(""); //$NON-NLS-1$
+ return;
+ }
+ String string = fTextValue.getText();
+ long value = 0;
+ try {
+ value = TmfTimestampFormat.getDefaulTimeFormat().parseValue(string, getValue());
+ } catch (ParseException e) {
+ }
if (getValue() != value) {
+ // Make sure that the new time is within range
+ ITmfTrace trace = fParentView.getTrace();
+ if (trace != null) {
+ TmfTimeRange range = trace.getTimeRange();
+ long startTime = range.getStartTime().normalize(0, ITmfTimestamp.NANOSECOND_SCALE).getValue();
+ long endTime = range.getEndTime().normalize(0, ITmfTimestamp.NANOSECOND_SCALE).getValue();
+ if (value < startTime) {
+ value = startTime;
+ } else if (value > endTime) {
+ value = endTime;
+ }
+ }
+
+ // Set and propagate
setValue(value);
fParentView.updateCurrentEventTime(value);
}
}
+ @Override
+ public void setValue(long time) {
+ if (time != Long.MIN_VALUE) {
+ super.setValue(time, new TmfTimestamp(time, ITmfTimestamp.NANOSECOND_SCALE).toString());
+ } else {
+ super.setValue(time, ""); //$NON-NLS-1$
+ }
+ }
+
+ // ------------------------------------------------------------------------
+ // Signal Handlers
+ // ------------------------------------------------------------------------
+
+ /**
+ * Format the timestamp and update the display. Compute the new text size,
+ * adjust the text and group widgets and then refresh the view layout.
+ *
+ * @param signal the incoming signal
+ * @since 2.0
+ */
+ @TmfSignalHandler
+ public void timestampFormatUpdated(TmfTimestampFormatUpdateSignal signal) {
+ setValue(getValue());
+ }
+
}