| /******************************************************************************* |
| * 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.core.midi.launcher; |
| |
| import org.eclipse.core.runtime.CoreException; |
| import org.eclipse.core.runtime.IStatus; |
| import org.eclipse.core.runtime.Status; |
| import org.eclipse.debug.core.DebugEvent; |
| import org.eclipse.debug.examples.core.pda.DebugCorePlugin; |
| |
| /** |
| * Controls the location of the sequencer in microseconds. |
| * |
| * @since 1.0 |
| */ |
| public class ClockControl extends TimeControl { |
| |
| /** |
| * @param launch |
| */ |
| public ClockControl(MidiLaunch launch) { |
| super("Time" , launch); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.debug.examples.core.midi.launcher.TimeControl#getTimeValue() |
| */ |
| protected long getTimeValue() { |
| return getSequencer().getMicrosecondPosition(); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.debug.examples.core.midi.launcher.SequencerControl#isEditable() |
| */ |
| public boolean isEditable() { |
| return true; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.debug.examples.core.midi.launcher.SequencerControl#setValue(java.lang.String) |
| */ |
| public IStatus setValue(String newValue) { |
| try { |
| long value = getLong(newValue); |
| getSequencer().setMicrosecondPosition(value); |
| fireEvent(new DebugEvent(this, DebugEvent.CHANGE)); |
| return Status.OK_STATUS; |
| } catch (CoreException e) { |
| return e.getStatus(); |
| } |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.debug.examples.core.midi.launcher.SequencerControl#validateValue(java.lang.String) |
| */ |
| public IStatus validateValue(String value) { |
| try { |
| getLong(value); |
| return Status.OK_STATUS; |
| } catch (CoreException e) { |
| return e.getStatus(); |
| } |
| } |
| |
| /** |
| * Returns a float for the string. |
| * |
| * @param value string |
| * @return float |
| * @throws CoreException if not a valid value |
| */ |
| protected long getLong(String value) throws CoreException { |
| try { |
| if (value.indexOf(':') == -1) { |
| long secs = Long.parseLong(value); |
| return secs * 1000000; |
| } |
| } catch (NumberFormatException e) { |
| throw new CoreException(new Status(IStatus.ERROR, DebugCorePlugin.PLUGIN_ID, "Time must be an integer (seconds) or 00:00 (minutes:seconds) format", e)); |
| } |
| return 0L; |
| } |
| |
| |
| } |