先截几张图：
部份源代码如下所示：
class="brush:java;gutter:false;">package cn.buaa.myweixin; import java.util.ArrayList; import android.os.Bundle; import android.app.Activity; import android.content.Intent; import android.support.v4.view.PagerAdapter; import android.support.v4.view.ViewPager; import android.support.v4.view.ViewPager.OnPageChangeListener; import android.view.Display; import android.view.Gravity; import android.view.KeyEvent; import android.view.LayoutInflater; import android.view.View; import android.view.WindowManager; import android.view.WindowManager.LayoutParams; import android.view.animation.Animation; import android.view.animation.TranslateAnimation; import android.widget.ImageView; import android.widget.LinearLayout; import android.widget.PopupWindow; import android.widget.Toast; public class MainWeixin extends Activity { public static MainWeixin instance = null; private ViewPager mTabPager; private ImageView mTabImg;// 动画图片 private ImageView mTab1,mTab2,mTab3,mTab4; private int zero = 0;// 动画图片偏移量 private int currIndex = 0;// 当前页卡编号 private int one;//单个水平动画位移 private int two; private int three; private LinearLayout mClose; private LinearLayout mCloseBtn; private View layout; private boolean menu_display = false; private PopupWindow menuWindow; private LayoutInflater inflater; //private Button mRightBtn; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main_weixin); //启动activity时不自动弹出软键盘 getWindow().setSoftInputMode(WindowManager.LayoutParams.SOFT_INPUT_STATE_ALWAYS_HIDDEN); instance = this; /* mRightBtn = (Button) findViewById(R.id.right_btn); mRightBtn.setOnClickListener(new Button.OnClickListener() { @Override public void onClick(View v) { showPopupWindow (MainWeixin.this,mRightBtn); } });*/ mTabPager = (ViewPager)findViewById(R.id.tabpager); mTabPager.setOnPageChangeListener(new MyOnPageChangeListener()); mTab1 = (ImageView) findViewById(R.id.img_weixin); mTab2 = (ImageView) findViewById(R.id.img_address); mTab3 = (ImageView) findViewById(R.id.img_friends); mTab4 = (ImageView) findViewById(R.id.img_settings); mTabImg = (ImageView) findViewById(R.id.img_tab_now); mTab1.setOnClickListener(new MyOnClickListener(0)); mTab2.setOnClickListener(new MyOnClickListener(1)); mTab3.setOnClickListener(new MyOnClickListener(2)); mTab4.setOnClickListener(new MyOnClickListener(3)); Display currDisplay = getWindowManager().getDefaultDisplay();//获取屏幕当前分辨率 int displayWidth = currDisplay.getWidth(); int displayHeight = currDisplay.getHeight(); one = displayWidth/4; //设置水平动画平移大小 two = one*2; three = one*3; //Log.i("info", "获取的屏幕分辨率为" + one + two + three + "X" + displayHeight); //InitImageView();//使用动画 //将要分页显示的View装入数组中 LayoutInflater mLi = LayoutInflater.from(this); View view1 = mLi.inflate(R.layout.main_tab_weixin, null); View view2 = mLi.inflate(R.layout.main_tab_address, null); View view3 = mLi.inflate(R.layout.main_tab_friends, null); View view4 = mLi.inflate(R.layout.main_tab_settings, null); //每个页面的view数据 final ArrayList<View> views = new ArrayList<View>(); views.add(view1); views.add(view2); views.add(view3); views.add(view4); //填充ViewPager的数据适配器 PagerAdapter mPagerAdapter = new PagerAdapter() { @Override public boolean isViewFromObject(View arg0, Object arg1) { return arg0 == arg1; } @Override public int getCount() { return views.size(); } @Override public void destroyItem(View container, int position, Object object) { ((ViewPager)container).removeView(views.get(position)); } //@Override //public CharSequence getPageTitle(int position) { //return titles.get(position); //} @Override public Object instantiateItem(View container, int position) { ((ViewPager)container).addView(views.get(position)); return views.get(position); } }; mTabPager.setAdapter(mPagerAdapter); } /** * 头标点击监听 */ public class MyOnClickListener implements View.OnClickListener { private int index = 0; public MyOnClickListener(int i) { index = i; } @Override public void onClick(View v) { mTabPager.setCurrentItem(index); } }; /* 页卡切换监听(原作者:D.Winter) */ public class MyOnPageChangeListener implements OnPageChangeListener { @Override public void onPageSelected(int arg0) { Animation animation = null; switch (arg0) { case 0: mTab1.setImageDrawable(getResources().getDrawable(R.drawable.tab_weixin_pressed)); if (currIndex == 1) { animation = new TranslateAnimation(one, 0, 0, 0); mTab2.setImageDrawable(getResources().getDrawable(R.drawable.tab_address_normal)); } else if (currIndex == 2) { animation = new TranslateAnimation(two, 0, 0, 0); mTab3.setImageDrawable(getResources().getDrawable(R.drawable.tab_find_frd_normal)); } else if (currIndex == 3) { animation = new TranslateAnimation(three, 0, 0, 0); mTab4.setImageDrawable(getResources().getDrawable(R.drawable.tab_settings_normal)); } break; case 1: mTab2.setImageDrawable(getResources().getDrawable(R.drawable.tab_address_pressed)); if (currIndex == 0) { animation = new TranslateAnimation(zero, one, 0, 0); mTab1.setImageDrawable(getResources().getDrawable(R.drawable.tab_weixin_normal)); } else if (currIndex == 2) { animation = new TranslateAnimation(two, one, 0, 0); mTab3.setImageDrawable(getResources().getDrawable(R.drawable.tab_find_frd_normal)); } else if (currIndex == 3) { animation = new TranslateAnimation(three, one, 0, 0); mTab4.setImageDrawable(getResources().getDrawable(R.drawable.tab_settings_normal)); } break; case 2: mTab3.setImageDrawable(getResources().getDrawable(R.drawable.tab_find_frd_pressed)); if (currIndex == 0) { animation = new TranslateAnimation(zero, two, 0, 0); mTab1.setImageDrawable(getResources().getDrawable(R.drawable.tab_weixin_normal)); } else if (currIndex == 1) { animation = new TranslateAnimation(one, two, 0, 0); mTab2.setImageDrawable(getResources().getDrawable(R.drawable.tab_address_normal)); } else if (currIndex == 3) { animation = new TranslateAnimation(three, two, 0, 0); mTab4.setImageDrawable(getResources().getDrawable(R.drawable.tab_settings_normal)); } break; case 3: mTab4.setImageDrawable(getResources().getDrawable(R.drawable.tab_settings_pressed)); if (currIndex == 0) { animation = new TranslateAnimation(zero, three, 0, 0); mTab1.setImageDrawable(getResources().getDrawable(R.drawable.tab_weixin_normal)); } else if (currIndex == 1) { animation = new TranslateAnimation(one, three, 0, 0); mTab2.setImageDrawable(getResources().getDrawable(R.drawable.tab_address_normal)); } else if (currIndex == 2) { animation = new TranslateAnimation(two, three, 0, 0); mTab3.setImageDrawable(getResources().getDrawable(R.drawable.tab_find_frd_normal)); } break; } currIndex = arg0; animation.setFillAfter(true);// True:图片停在动画结束位置 animation.setDuration(150); mTabImg.startAnimation(animation); } @Override public void onPageScrolled(int arg0, float arg1, int arg2) { } @Override public void onPageScrollStateChanged(int arg0) { } } @Override public boolean onKeyDown(int keyCode, KeyEvent event) { if (keyCode == KeyEvent.KEYCODE_BACK && event.getRepeatCount() == 0) { //获取 back键 if(menu_display){ //如果 Menu已经打开 ，先关闭Menu menuWindow.dismiss(); menu_display = false; } else { Intent intent = new Intent(); intent.setClass(MainWeixin.this,Exit.class); startActivity(intent); } } else if(keyCode == KeyEvent.KEYCODE_MENU){ //获取 Menu键 if(!menu_display){ //获取LayoutInflater实例 inflater = (LayoutInflater)this.getSystemService(LAYOUT_INFLATER_SERVICE); //这里的main布局是在inflate中加入的哦，以前都是直接this.setContentView()的吧？呵呵 //该方法返回的是一个View的对象，是布局中的根 layout = inflater.inflate(R.layout.main_menu, null); //下面我们要考虑了，我怎样将我的layout加入到PopupWindow中呢？？？很简单 menuWindow = new PopupWindow(layout,LayoutParams.FILL_PARENT, LayoutParams.WRAP_CONTENT); //后两个参数是width和height //menuWindow.showAsDropDown(layout); //设置弹出效果 //menuWindow.showAsDropDown(null, 0, layout.getHeight()); menuWindow.showAtLocation(this.findViewById(R.id.mainweixin), Gravity.BOTTOM|Gravity.CENTER_HORIZONTAL, 0, 0); //设置layout在PopupWindow中显示的位置 //如何获取我们main中的控件呢？也很简单 mClose = (LinearLayout)layout.findViewById(R.id.menu_close); mCloseBtn = (LinearLayout)layout.findViewById(R.id.menu_close_btn); //下面对每一个Layout进行单击事件的注册吧。。。 //比如单击某个MenuItem的时候，他的背景色改变 //事先准备好一些背景图片或者颜色 mCloseBtn.setOnClickListener (new View.OnClickListener() { @Override public void onClick(View arg0) { //Toast.makeText(Main.this, "退出", Toast.LENGTH_LONG).show(); Intent intent = new Intent(); intent.setClass(MainWeixin.this,Exit.class); startActivity(intent); menuWindow.dismiss(); //响应点击事件之后关闭Menu } }); menu_display = true; }else{ //如果当前已经为显示状态，则隐藏起来 menuWindow.dismiss(); menu_display = false; } return false; } return false; } //设置标题栏右侧按钮的作用 public void btnmainright(View v) { Intent intent = new Intent (MainWeixin.this,MainTopRightDialog.class); startActivity(intent); //Toast.makeText(getApplicationContext(), "点击了功能按钮", Toast.LENGTH_LONG).show(); } public void startchat(View v) { //小黑 对话界面 Intent intent = new Intent (MainWeixin.this,ChatActivity.class); startActivity(intent); //Toast.makeText(getApplicationContext(), "登录成功", Toast.LENGTH_LONG).show(); } public void exit_settings(View v) { //退出 伪“对话框”，其实是一个activity Intent intent = new Intent (MainWeixin.this,ExitFromSettings.class); startActivity(intent); } public void btn_shake(View v) { //手机摇一摇 Intent intent = new Intent (MainWeixin.this,ShakeActivity.class); startActivity(intent); } }
先自己慢慢研究一下，需要下载研究的也可以下载：
http://yunpan.cn/QG7TCtKzX4vEH
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