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 * SciJava Common shared library for SciJava software.
 * %%
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 * modification, are permitted provided that the following conditions are met:
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 * 1. Redistributions of source code must retain the above copyright notice,
 *    this list of conditions and the following disclaimer.
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 *    and/or other materials provided with the distribution.
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package org.scijava.app.event;

import org.scijava.event.SciJavaEvent;

/**
 * An event indicating a status update.
 * 
 * @author Curtis Rueden
 */
public class StatusEvent extends SciJavaEvent {

	/** Current progress value. */
	private final int progress;

	/** Current progress maximum. */
	private final int maximum;

	/** Current status message. */
	private final String status;

	/** Whether or not this is a warning event. */
	private final boolean warning;

	public StatusEvent(final String message) {
		this(-1, -1, message);
	}

	public StatusEvent(final String message, final boolean warn) {
		this(-1, -1, message, warn);
	}

	public StatusEvent(final int progress, final int maximum) {
		this(progress, maximum, null);
	}

	public StatusEvent(final int progress, final int maximum,
		final String message)
	{
		this(progress, maximum, message, false);
	}

	public StatusEvent(final int progress, final int maximum,
		final String message, final boolean warn)
	{
		this.progress = progress;
		this.maximum = maximum;
		status = message;
		warning = warn;
	}

	// -- StatusEvent methods --

	/** Gets progress value. Returns -1 if progress is unknown. */
	public int getProgressValue() {
		return progress;
	}

	/** Gets progress maximum. Returns -1 if progress is unknown. */
	public int getProgressMaximum() {
		return maximum;
	}

	/** Gets status message, or null for no change. */
	public String getStatusMessage() {
		return status;
	}

	/** Returns whether or not this is a warning event. */
	public boolean isWarning() {
		return warning;
	}

	// -- Object methods --

	@Override
	public String toString() {
		return super.toString() + "\n\tprogress = " + progress + "\n\tmaximum = " +
			maximum + "\n\tstatus = " + status + "\n\twarning = " + warning;
	}

}
