Ptidej-v5.2-master/POM Tests/data/ArgoUML_0.28/src/org/argouml/uml/ui/AbstractActionRemoveElement.java
// $Id: AbstractActionRemoveElement.java 15591 2008-08-20 00:21:10Z tfmorris $
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package org.argouml.uml.ui;

import javax.swing.Action;

import org.argouml.i18n.Translator;
import org.argouml.kernel.UmlModelMutator;
import org.argouml.model.Model;
import org.tigris.gef.undo.UndoableAction;

/**
 * Base class for remove actions. Remove actions can remove an element
 * from the model. This can either be a total remove ('erase from
 * model') or just a remove from a list of bases as in the case of
 * classifierrole bases.<p>
 *
 * @author jaap.branderhorst@xs4all.nl
 * @since Jan 25, 2003
 */
@UmlModelMutator
public class AbstractActionRemoveElement extends UndoableAction {

    /**
     * The object that owns the object that must be removed (the
     * object that is the target of the projectbrowser in most cases).
     */
    private Object target;

    private Object objectToRemove;

    /**
     * Constructor for AbstractActionRemoveElement.
     */
    protected AbstractActionRemoveElement() {
        this(Translator.localize("menu.popup.remove"));
    }

    /**
     *  The constructor.
     * @param name the name for this action
     */
    protected AbstractActionRemoveElement(String name) {
        super(Translator.localize(name),
                null);
        // Set the tooltip string:
        putValue(Action.SHORT_DESCRIPTION, 
                Translator.localize(name));
    }

     /**
     * Returns the target.
     *
     * @return MModelElement
     */
    public Object getTarget() {
        return target;
    }

    /**
     * Sets the target.
     *
     * @param theTarget The target to set
     */
    public void setTarget(Object theTarget) {
        target = theTarget;
        setEnabled(isEnabled());
    }

    /**
     * Returns the objectToRemove.
     *
     * @return Object
     */
    public Object getObjectToRemove() {
        return objectToRemove;
    }

    /**
     * Sets the objectToRemove.
     *
     * @param theObjectToRemove The objectToRemove to set
     */
    public void setObjectToRemove(Object theObjectToRemove) {
        objectToRemove = theObjectToRemove;
        setEnabled(isEnabled());
    }

    /*
     * @see javax.swing.Action#isEnabled()
     */
    @Override
    public boolean isEnabled() {
        return getObjectToRemove() != null
                && !Model.getModelManagementHelper().isReadOnly(
                        getObjectToRemove()) && getTarget() != null
                && !Model.getModelManagementHelper().isReadOnly(getTarget());
    }

}
