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package org.netbeans.modules.xml.schema.actions;

import org.netbeans.modules.xml.schema.SchemaDataObject;

import org.netbeans.modules.xml.schema.ui.basic.SchemaModelCookie;

import org.netbeans.modules.xml.schema.wizard.SampleXMLGeneratorWizardIterator;

import org.netbeans.modules.xml.wizard.SchemaParser;

import org.openide.DialogDisplayer;

import org.openide.nodes.Node;

import org.openide.util.HelpCtx;

import org.openide.util.NbBundle;

import org.openide.util.actions.CookieAction;

import org.openide.NotifyDescriptor;

public final class GenerateXMLAction extends CookieAction {

    private static final Class[] COOKIE_ARRAY =

            new Class[] {SchemaModelCookie.class};

    protected void performAction(Node[] activatedNodes) {

         assert activatedNodes.length==1:

            "Length of nodes array should be 1";

         if(activatedNodes[0] == null)

             return;

         SchemaDataObject sdo = activatedNodes[0].getCookie(SchemaDataObject.class);

         if(sdo == null)

             return;

         if(SchemaParser.getRootElements(sdo.getPrimaryFile()).roots.size() == 0) {

             //no root elements; cannot generate XML

            NotifyDescriptor desc = new NotifyDescriptor.Message

                                    (NbBundle.getMessage(GenerateXMLAction.class, "MSG_cannot_generate_XML_file"), NotifyDescriptor.ERROR_MESSAGE);

            DialogDisplayer.getDefault().notify (desc);

            return;

         }

         SampleXMLGeneratorWizardIterator wizard = new SampleXMLGeneratorWizardIterator(sdo);

         wizard.show();

    }

    protected int mode() {

        return CookieAction.MODE_EXACTLY_ONE;

    }

    public String getName() {

        return NbBundle.getMessage(GenerateXMLAction.class, "CTL_GenerateXMLAction");

    }

    protected Class[] cookieClasses() {

        return COOKIE_ARRAY;

    }

    @Override

    protected void initialize() {

        super.initialize();

        // see org.openide.util.actions.SystemAction.iconResource() Javadoc for more details

        putValue("noIconInMenu", Boolean.TRUE);

    }

    public HelpCtx getHelpCtx() {

        return HelpCtx.DEFAULT_HELP;

    }

    @Override

    protected boolean asynchronous() {

        return false;

    }

}