属性动画设置弹出菜单1

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package com.example.animator;import java.util.ArrayList;import java.util.List;import android.os.Bundle;import android.R.bool;import android.animation.ObjectAnimator;import android.app.Activity;import android.view.Menu;import android.view.View;import android.view.View.OnClickListener;import android.view.animation.BounceInterpolator;import android.widget.ImageView;import android.widget.Toast;public class MainActivity extends Activity implements OnClickListener {// res数组，存放ImageView的idprivate int[] res = { R.id.imageView_a, R.id.imageView_b, R.id.imageView_c,R.id.imageView_d, R.id.imageView_e, R.id.imageView_f,R.id.imageView_g, R.id.imageView_h };// list集合，存放ImageViewprivate List<ImageView> list = new ArrayList<ImageView>();// 主菜单的状态（打开或关闭）private boolean flag = true;@Overrideprotected void onCreate(Bundle savedInstanceState) {super.onCreate(savedInstanceState);setContentView(R.layout.activity_main);// for循环遍历res数组，将ImageView添加到list集合中，并设置监听事件for (int i = 0; i < res.length; i++) {ImageView imageView = (ImageView) findViewById(res[i]);list.add(imageView);imageView.setOnClickListener(this);}}@Overridepublic void onClick(View v) {switch (v.getId()) {case R.id.imageView_a:if (flag) {// 打开菜单startAnim();} else {// 关闭菜单closeAnim();}break;default:// 子菜单的点击事件Toast.makeText(this, String.valueOf(v.getId()), Toast.LENGTH_SHORT).show();break;}}private void startAnim() {for (int i = 1; i < res.length; i++) {ObjectAnimator animator = ObjectAnimator.ofFloat(list.get(i),"translationY", 0F, i * 150);animator.setDuration(500);animator.setInterpolator(new BounceInterpolator());animator.setStartDelay(i * 300);animator.start();flag = false;}}private void closeAnim() {for (int i = 1; i < res.length; i++) {ObjectAnimator animator = ObjectAnimator.ofFloat(list.get(i),"translationY", i * 150, 0F);animator.setDuration(500);animator.setInterpolator(new BounceInterpolator());animator.setStartDelay(i * 300);animator.start();flag = true;}}}*******************************************************************************************************只有主菜单点击主菜单后，弹出子菜单

<span style="font-size:32px;color:#ff0000;">xml文件</span>

<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"xmlns:tools="http://schemas.android.com/tools"android:layout_width="match_parent"android:layout_height="match_parent"android:paddingBottom="@dimen/activity_vertical_margin"android:paddingLeft="@dimen/activity_horizontal_margin"android:paddingRight="@dimen/activity_horizontal_margin"android:paddingTop="@dimen/activity_vertical_margin"tools:context=".MainActivity" ><ImageViewandroid:id="@+id/imageView_b"android:layout_width="wrap_content"android:layout_height="wrap_content"android:paddingLeft="5dp"android:paddingTop="5dp"android:src="@drawable/b" /><ImageViewandroid:id="@+id/imageView_c"android:layout_width="wrap_content"android:layout_height="wrap_content"android:paddingLeft="5dp"android:paddingTop="5dp"android:src="@drawable/c" /><ImageViewandroid:id="@+id/imageView_d"android:layout_width="wrap_content"android:layout_height="wrap_content"android:paddingLeft="5dp"android:paddingTop="5dp"android:src="@drawable/d" /><ImageViewandroid:id="@+id/imageView_e"android:layout_width="wrap_content"android:layout_height="wrap_content"android:paddingLeft="5dp"android:paddingTop="5dp"android:src="@drawable/e" /><ImageViewandroid:id="@+id/imageView_f"android:layout_width="wrap_content"android:layout_height="wrap_content"android:paddingLeft="5dp"android:paddingTop="5dp"android:src="@drawable/f" /><ImageViewandroid:id="@+id/imageView_g"android:layout_width="wrap_content"android:layout_height="wrap_content"android:paddingLeft="5dp"android:paddingTop="5dp"android:src="@drawable/g" /><ImageViewandroid:id="@+id/imageView_h"android:layout_width="wrap_content"android:layout_height="wrap_content"android:paddingLeft="5dp"android:paddingTop="5dp"android:src="@drawable/h" /><ImageViewandroid:id="@+id/imageView_a"android:layout_width="wrap_content"android:layout_height="wrap_content"android:src="@drawable/a" /></FrameLayout>