/*
 * #%L
 * ImageJ software for multidimensional image processing and analysis.
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package imagej.core.plugins.display;

import imagej.data.Dataset;
import imagej.data.display.ScreenCaptureService;
import imagej.ext.menu.MenuConstants;
import imagej.ext.module.ItemIO;
import imagej.ext.plugin.RunnablePlugin;
import imagej.ext.plugin.Menu;
import imagej.ext.plugin.Parameter;
import imagej.ext.plugin.Plugin;


/**
 * Captures the entire screen to a {@link Dataset}.
 * 
 * @author Barry DeZonia
 */
@Plugin(menu = {
	@Menu(label = MenuConstants.PLUGINS_LABEL,
			weight = MenuConstants.PLUGINS_WEIGHT,
			mnemonic = MenuConstants.PLUGINS_MNEMONIC),
	@Menu(label = "Utilities"),
	@Menu(label = "Capture Screen", weight = 19, 
				accelerator = "shift control G")})
public class CaptureScreen implements RunnablePlugin {

	// -- Parameters --
	
	@Parameter
	private ScreenCaptureService captureService;
	
	@Parameter(type=ItemIO.OUTPUT)
	private Dataset output;

	// -- accessors --
	
	public Dataset getOutput() {
		return output;
	}
	
	// -- run() method --
	
	@Override
	public void run() {
		output = captureService.captureScreen();
		output.setName("Screen capture");
	}

}

Add a pure IJ2 version of Capture Screen plugin