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android 菜单怎么让同一个选项菜单在任何一个页面都能显示.

2025-02-24 04:25:00

推荐回答（1个）

回答1：

给例吧自研究 import java_error)); } else { callBack_error)); } } } /** * 服务器获取数据任务线程 * */ class BaseTask implements Runnable { private Context context; private RequestVo reqVo; private Handler handler; public BaseTask(Context context, RequestVo reqVo, Handler handler) { this.context = context; this.reqVo = reqVo; this.handler = handler; } @Override public void run() { Object obj = null; Message msg = new Message(); if (NetUtil.hasNetwork(context)) { obj = NetUtil.post(reqVo); msg.what = Constant.SUCCESS; msg.obj = obj; handler.sendMessage(msg); } else { msg.what = Constant.NET_FAILED; msg.obj = obj; handler.sendMessage(msg); } } } /** * 加载底部Tab */ protected void loadBottomTab() { // 初始化控件 ImageView localImageView1 = (ImageView) findViewById(R.id.imgHome);// 首页 this.home = localImageView1; ImageView localImageView2 = (ImageView) findViewById(R.id.imgSearch);// 搜索 this.search = localImageView2; ImageView localImageView3 = (ImageView) findViewById(R.id.imgShoppingCar);// 购物车 this.shopCar = localImageView3; ImageView localImageView4 = (ImageView) findViewById(R.id.imgEbuy);// 我帐户 this.myEbuy = localImageView4; ImageView localImageView5 = (ImageView) findViewById(R.id.imgMore);// 更 this.more = localImageView5; this.textShopCarNum = (TextView) findViewById(R.id.textShopCarNum); // DBopt = new ShopcarDataOperation(this); // //拿购物车内商品数量0显示购物车商品数量TextView // goods_lists = DBopt.getDataListToShow(ShopcarDatabase.GOODS_TABLE, // username);//??????????????????????????? // if(goods_lists.size() > 0){ // textShopCarNum.setVisibility(TextView.VISIBLE); // textShopCarNum.setText(goods_lists.size()+""); // System.out.println("购物车数量: "+goods_lists.size()); // }else{ // textShopCarNum.setVisibility(TextView.GONE); // } // 控件添加点击事件监听 this.home.setOnClickListener(this); this.search.setOnClickListener(this); this.shopCar.setOnClickListener(this); this.myEbuy.setOnClickListener(this); this.more.setOnClickListener(this); } /** * 根据传递点击id切换tab图片 * * @param paramViewId */ protected void selectedBottomTab(int paramViewId) { this.home.setBackgroundResource(R.drawable.tab_home_normal); this.search.setBackgroundResource(R.drawable.tab_search_normal); this.shopCar.setBackgroundResource(R.drawable.tab_shopping_normal); this.myEbuy.setBackgroundResource(R.drawable.tab_myebuy_normal); this.more.setBackgroundResource(R.drawable.tab_more_normal); switch (paramViewId) { case Constant.HOME: this.home.setBackgroundResource(R.drawable.tab_home_pressed); Constant.defaultIndex = Constant.HOME; break; case Constant.SEARCH: this.search.setBackgroundResource(R.drawable.tab_search_pressed); Constant.defaultIndex = Constant.SEARCH; break; case Constant.SHOPCAR: this.shopCar.setBackgroundResource(R.drawable.tab_shopping_pressed); Constant.defaultIndex = Constant.SHOPCAR; break; case Constant.MYEBUY: this.myEbuy.setBackgroundResource(R.drawable.tab_myebuy_pressed); Constant.defaultIndex = Constant.MYEBUY; break; case Constant.MORE: this.more.setBackgroundResource(R.drawable.tab_more_pressed); Constant.defaultIndex = Constant.MORE; break; } } public static boolean isIslogin() { return islogin; } public static void setIslogin(boolean islogin) { BaseActivity.islogin = islogin; } /** * 否加载底部tab默认加载 * * @return */ protected Boolean isLoadBottomTab() { return true; } /** * * 数据调接口 * */ public abstract interface DataCallback { public abstract void processData(T paramObject, boolean paramBoolean); } /** * 服务器获取数据并调处理 * * @param reqVo * @param callBack */ protected void getDataFromServer(RequestVo reqVo, DataCallback callBack) { showProgressDialog(); BaseHandler handler = new BaseHandler(this, callBack, reqVo); BaseTask taskThread = new BaseTask(this, reqVo, handler); this.threadPoolManager.addTask(taskThread); } /** * 显示进度框 */ protected void showProgressDialog() { if ((!isFinishing()) && (this.progressDialog == null)) { this.progressDialog = new ProgressDialog(this); } this.progressDialog.setTitle(getString(R.string.loadTitle)); this.progressDialog.setMessage(getString(R.string.LoadContent)); this.progressDialog.show(); } /** * 关闭进度框 */ protected void closeProgressDialog() { if (this.progressDialog != null) this.progressDialog.dismiss(); } /** * 寻找控件 */ protected abstract void findViewById(); /** * Activity加载布局文件 */ protected abstract void loadViewLayout(); /** * 向台请求数据 */ protected abstract void processLogic(); /** * 控件设置监听 */ protected abstract void setListener(); }

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android 菜单 怎么让同一个选项菜单在任何一个页面都能显示.

android 菜单怎么让同一个选项菜单在任何一个页面都能显示.