Bug 188027 PasteAction is diabled
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/api/DesignElementHandle.java
import org.eclipse.birt.report.model.api.core.IDesignElement;
import org.eclipse.birt.report.model.api.core.IModuleModel;
import org.eclipse.birt.report.model.api.core.IStructure;
import org.eclipse.birt.report.model.api.core.Listener;
import org.eclipse.birt.report.model.api.core.UserPropertyDefn;
import org.eclipse.birt.report.model.api.elements.SemanticError;
import org.eclipse.birt.report.model.api.elements.structures.PropertyBinding;
import org.eclipse.birt.report.model.api.metadata.IChoice;
import org.eclipse.birt.report.model.api.metadata.IElementDefn;
import org.eclipse.birt.report.model.api.metadata.IElementPropertyDefn;
import org.eclipse.birt.report.model.api.metadata.IPropertyType;
import org.eclipse.birt.report.model.api.metadata.PropertyValueException;
import org.eclipse.birt.report.model.api.util.StringUtil;
import org.eclipse.birt.report.model.api.util.XPathUtil;
import org.eclipse.birt.report.model.command.ComplexPropertyCommand;
import org.eclipse.birt.report.model.command.ContentCommand;
import org.eclipse.birt.report.model.command.ExtendsCommand;
import org.eclipse.birt.report.model.command.NameCommand;
import org.eclipse.birt.report.model.command.PropertyCommand;
import org.eclipse.birt.report.model.command.StyleCommand;
import org.eclipse.birt.report.model.command.TemplateCommand;
import org.eclipse.birt.report.model.command.UserPropertyCommand;
import org.eclipse.birt.report.model.core.CachedMemberRef;
import org.eclipse.birt.report.model.core.ContainerContext;
import org.eclipse.birt.report.model.core.DesignElement;
import org.eclipse.birt.report.model.core.MemberRef;
import org.eclipse.birt.report.model.core.Module;
import org.eclipse.birt.report.model.core.Structure;
import org.eclipse.birt.report.model.core.StyleElement;
import org.eclipse.birt.report.model.elements.Library;