Tries to add a new menu item without duplicates. - Android User Interface

Android examples for User Interface:Menu

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Description

Tries to add a new menu item without duplicates.

Demo Code


//package com.java2s;
import android.view.Menu;
import android.view.MenuItem;

public class Main {
    /**/*w w  w .  j av  a2  s.  c  o m*/
     * Tries to add a new menu item without duplicates.
     * @param title the title of the item
     * @return true if the item was successfully added.  false if 
     * it already existed.
     */
    public static MenuItem addMenuItem(Menu menu, CharSequence title) {
        MenuItem menuItem = null;

        //Loop through the menu and try to find 
        //a menu item with the given title
        for (int i = 0; i < menu.size(); i++) {
            if (menu.getItem(i).getTitle().equals(title)) {
                menuItem = menu.getItem(i);
                break;
            }
        }

        //If we didn't find an existing menu item, 
        //create a new one with the given title
        if (menuItem == null) {
            menuItem = menu.add(title);
        }

        //Return either the new MenuItem or the 
        //existing MenuItem with the given title
        return menuItem;
    }
}

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