name.martingeisse.admin.application.pages.AbstractAdminPage.java Source code

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Here is the source code for name.martingeisse.admin.application.pages.AbstractAdminPage.java

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/**
 * Copyright (c) 2011 Martin Geisse
 *
 * This file is distributed under the terms of the MIT license.
 */

package name.martingeisse.admin.application.pages;

import name.martingeisse.admin.navigation.PageBarUtil;
import name.martingeisse.common.util.ParameterUtil;
import name.martingeisse.common.util.ReturnValueUtil;

import org.apache.wicket.Component;
import org.apache.wicket.MarkupContainer;
import org.apache.wicket.markup.head.CssHeaderItem;
import org.apache.wicket.markup.head.IHeaderResponse;
import org.apache.wicket.markup.head.JavaScriptHeaderItem;
import org.apache.wicket.markup.html.WebPage;
import org.apache.wicket.model.IModel;
import org.apache.wicket.request.mapper.parameter.PageParameters;
import org.apache.wicket.request.resource.CssResourceReference;
import org.apache.wicket.request.resource.JavaScriptResourceReference;

/**
 * The base class for all admin pages.
 */
public class AbstractAdminPage extends WebPage {

    /**
     * Constructor.
     */
    public AbstractAdminPage() {
        super();
    }

    /**
     * Constructor.
     * @param model the page model
     */
    public AbstractAdminPage(final IModel<?> model) {
        super(model);
    }

    /**
     * Constructor.
     * @param parameters the page parameters
     */
    public AbstractAdminPage(final PageParameters parameters) {
        super(parameters);
    }

    /**
     * Returns the main container that contains the actual page components.
     * @return the main container
     */
    public MarkupContainer getMainContainer() {
        return this;
    }

    /**
     * Returns a sub-component of the main container. This method must be used instead
     * of getMainContainer().get(id) because the get(id) method of Wicket borders
     * doesn't return components from the border's body -- it returns components
     * from the border itself. (The main container currently isn't a border, but
     * this method abstracts from that).
     * 
     * @param id the wicket id of the component to return
     * @return the component
     */
    public Component getFromMainContainer(final String id) {
        return get(id);
    }

    /* (non-Javadoc)
     * @see org.apache.wicket.Component#onInitialize()
     */
    @Override
    protected void onInitialize() {
        super.onInitialize();
        ReturnValueUtil.nullNotAllowed(getMainContainer(), "getMainContainer()");
        add(PageBarUtil.createAllPageTopBars(this, "pageTopBars"));
        add(PageBarUtil.createAllPageBottomBars(this, "pageBottomBars"));
    }

    /* (non-Javadoc)
     * @see org.apache.wicket.Component#renderHead(org.apache.wicket.markup.html.IHeaderResponse)
     */
    @Override
    public void renderHead(final IHeaderResponse response) {
        ParameterUtil.ensureNotNull(response, "response");
        response.render(
                CssHeaderItem.forReference(new CssResourceReference(AbstractAdminPage.class, "common.css")));
        response.render(CssHeaderItem
                .forReference(new CssResourceReference(AbstractAdminPage.class, "jquery-ui-1.8.23.custom.css")));
        response.render(CssHeaderItem
                .forReference(new CssResourceReference(AbstractAdminPage.class, "jquery.dataTables.css")));
        response.render(JavaScriptHeaderItem
                .forReference(new JavaScriptResourceReference(AbstractAdminPage.class, "common.js")));
    }

}