Subversion Repositories SmartDukaan

package in.shop2020.catalog.dashboard.client;

import com.google.gwt.event.dom.client.ClickEvent;
import com.google.gwt.event.dom.client.ClickHandler;
import com.google.gwt.user.client.ui.Anchor;
import com.google.gwt.user.client.ui.Composite;
import com.google.gwt.user.client.ui.Tree;
import com.google.gwt.user.client.ui.TreeItem;

/**
 * A tree displaying a set of catalog folders.
 */
public class CatalogTree extends Composite {
    
    public static final String ALL_ITEMS = "All Items";
    public static final String ALL_ACTIVE_ITEMS = "All Active Items";
    public static final String ALL_PHASED_OUT_ITEMS = "All Phased Out Items";
    public static final String ALL_PAUSED_ITEMS = "All Paused Items";
    public static final String BEST_DEALS = "Best Deals";
    public static final String BEST_SELLERS = "Best Sellers";
    public static final String LATEST_ARRIVALS = "Latest Arrivals";

    private Tree tree;
    
    interface TreeListener {
        void onTreeItemClicked(String itemTypes);
    }
    
    TreeListener treeListener;

    public CatalogTree() {
        tree = new Tree();
        TreeItem root = new TreeItem("Catalog");
        tree.addItem(root);

        addItem(root, ALL_ITEMS);
        addItem(root, ALL_ACTIVE_ITEMS);
        addItem(root, ALL_PHASED_OUT_ITEMS);
        addItem(root, ALL_PAUSED_ITEMS);
        addItem(root, BEST_DEALS);
        addItem(root, BEST_SELLERS);
        addItem(root, LATEST_ARRIVALS);
        

        root.setState(true);
        initWidget(tree);
    }

    private void addItem(TreeItem root, final String title) {
        Anchor item = new Anchor(title);
        root.addItem(item);
        item.addClickHandler(new ClickHandler() {
            @Override
            public void onClick(ClickEvent event) {
                treeListener.onTreeItemClicked(title);
            }
        });
    }
    
    public void setTreeListener(TreeListener treeListener) {
        this.treeListener = treeListener;
    }
}