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package org.richfaces.component;

import org.richfaces.cdk.annotations.Attribute;
import org.richfaces.cdk.annotations.Facet;
import org.richfaces.cdk.annotations.JsfComponent;
import org.richfaces.cdk.annotations.JsfRenderer;
import org.richfaces.cdk.annotations.Tag;
import org.richfaces.renderkit.html.MenuItemRendererBase;
import org.richfaces.component.attribute.AjaxProps;
import org.richfaces.component.attribute.BypassProps;
import org.richfaces.component.attribute.CoreProps;
import org.richfaces.component.attribute.DisabledProps;
import org.richfaces.component.attribute.EventsKeyProps;
import org.richfaces.component.attribute.EventsMouseProps;
import org.richfaces.component.attribute.I18nProps;

/**
 * The <rich:menuItem> component represents a single item in a menu control. The <rich:menuItem>
 * component can be also be used as a seperate component without a parent menu component, such as on a toolbar.
 */
@JsfComponent(family = AbstractDropDownMenu.COMPONENT_FAMILY, type = AbstractMenuItem.COMPONENT_TYPE,
        facets = {@Facet(name = "icon", generate = false), @Facet(name = "iconDisabled", generate = false) },
        renderer = @JsfRenderer(type = MenuItemRendererBase.RENDERER_TYPE), tag = @Tag(name = "menuItem"))
public abstract class AbstractMenuItem extends AbstractActionComponent implements AjaxProps, BypassProps, CoreProps, DisabledProps, EventsKeyProps, EventsMouseProps, I18nProps {
    public static final String COMPONENT_TYPE = "org.richfaces.MenuItem";
    public static final String CSS_ROOT_DEFAULT = "ddm";

    /**
     * Determines how the menu item requests are submitted.  Valid values:
     * 
     *     server, the default setting, submits the form normally and completely refreshes the page.
     *     ajax performs an Ajax form submission, and re-renders elements specified with the render attribute.
     *     
     *         client causes the action and actionListener items to be ignored, and the behavior is fully defined by
     *         the nested components instead of responses from submissions
     *     
     * 
     */
    @Attribute
    public abstract Mode getMode();

    /**
     * The text label for the menu item. Alternatively, use the label facet to define content for the label
     * Default is server
     */
    @Attribute
    public abstract Object getLabel();

    /**
     * The icon to be displayed with the menu item
     */
    @Attribute
    public abstract String getIcon();

    /**
     * The icon to be displayed with the menu item when it is disabled
     */
    @Attribute
    public abstract String getIconDisabled();

    @Attribute(hidden = true)
    public abstract Object getValue();

    @Attribute(generate = false, hidden = true, readOnly = true)
    public Object getCssRoot() {
        Object cssRoot = getParent().getAttributes().get("cssRoot");
        if (cssRoot == null) {
            cssRoot = CSS_ROOT_DEFAULT;
        }
        return cssRoot;
    }

    public enum Facets {
        icon,
        iconDisabled
    }
}