Bug 292170 [CSS] Missing license headers in org.eclipse.e4.ui.css.legacy and org.eclipse.e4.ui.examples.css.rcp
Will fix this after M1 is declared.
examples/org.eclipse.e4.ui.examples.css.rcp/src/org/eclipse/e4/ui/examples/css/rcp/Perspective.java
package org.eclipse.e4.ui.examples.css.rcp;
import org.eclipse.ui.IFolderLayout;
import org.eclipse.ui.IPageLayout;
import org.eclipse.ui.IPerspectiveFactory;
public class Perspective implements IPerspectiveFactory {
	public static String ID = "org.eclipse.e4.ui.examples.css.rcp.perspective";
	
	public void createInitialLayout(IPageLayout layout) {
		String editorArea = layout.getEditorArea();
		layout.setEditorAreaVisible(false);
		
		layout.addStandaloneView(NavigationView.ID,  false, IPageLayout.LEFT, 0.25f, editorArea);
		IFolderLayout folder = layout.createFolder("messages", IPageLayout.TOP, 0.5f, editorArea);
		folder.addPlaceholder(View.ID + ":*");
		folder.addView(View.ID);
		
		layout.getViewLayout(NavigationView.ID).setCloseable(false);
	}
}