注册应用程序菜单项

获取应用程序菜单项库(repository)

调用 ApplicationMenuItemRepository.getInstance().

ApplicationMenuItemRepository repository =     ApplicationMenuItemRepository.getInstance();

定义一个唯一值

使用包名的哈希值作为应用程序菜单项库的唯一ID.

long ID = 0x7cab1e23b72a0033L; // Hash of com.rim.samples.docs.menuitem.

创建应用程序菜单项

调用构造函数.

TestApplicationMenuItem tami = new TestApplicationMenuItem();

 

加入一个菜单项到菜单库

调用addMenuItem().

repository.addMenuItem(ApplicationMenuItemRepository.MENUITEM_ADDRESSCARD_VIEW, tami);

代码实例

当用户在地址本里查看一个联系人时,下面的代码将创建一个菜单项.当用户点击此菜单项, 将显示Contacts Demo程序.

---

例: DemoAppMenuItem.java

/**

* DemoApplicationMenuItem.java

* Copyright (C) 2003-2005 Research In Motion Limited.

*/

package com.rim.samples.docs.menuitem;

import net.rim.device.api.system.*;

import net.rim.device.api.ui.component.Dialog.*;

import net.rim.blackberry.api.menuitem.*;

import javax.microedition.pim.*;

import net.rim.device.api.pdap.*;

import com.rim.samples.docs.contactsdemo.*;

 

public final class DemoAppMenuItem extends Application {

    private static long ID = 0x7cab1e23b72a0033L;

    //com.rim.samples.docs.menuitem

    public static void main(String[] args) {

       DemoAppMenuItem app = new DemoAppMenuItem();

       app.enterEventDispatcher();

       }

   

    DemoAppMenuItem() {

       ApplicationMenuItemRepository amir =

           ApplicationMenuItemRepository.getInstance();

       amir.addMenuItem(ApplicationMenuItemRepository.MENUITEM_ADDRESSCARD_VIEW,

              new SampleMenuItem());

        }