Android之仿美团加载数据帧动画

<?xml version="1.0" encoding="utf-8"?>
<relativelayout xmlns:android="http://schemas.android.com/apk/res/android"
  android:layout_width="match_parent"
  android:layout_height="match_parent"
  android:orientation="vertical">
  <textview
    android:id="@+id/textview"
    android:layout_width="match_parent"
    android:layout_height="50dp"
    android:layout_alignparentbottom="true"
    android:layout_margin="20dp"
    android:background="@drawable/animationtk"
    android:gravity="center"
    android:text="点击弹出动画"
    android:textcolor="#fff"
    android:textsize="18dp" />
</relativelayout>

package cll.com.myapplication;
import android.app.activity;
import android.os.bundle;
import android.view.view;
import android.widget.textview;

/**
 * @description 奔跑小人的动画弹框，可以用作加载数据界面
 * 2017-4-3 http://blog.csdn.net/android_cll
 */
public class runingmanactivity extends activity implements view.onclicklistener {
  private textview textview;//点击按钮
  @override
  protected void oncreate(bundle savedinstancestate) {
    super.oncreate(savedinstancestate);
    setcontentview(r.layout.ac_runing_man);
    initlayout();
  }
  /**
   * 实例化
   */
  private void initlayout() {
    textview = (textview) findviewbyid(r.id.textview);
    textview.setonclicklistener(this);
  }
  /**
   * 显示美团进度对话框
   *
   * @param v
   */
  public void showmeidialog(view v) {
    customprogressdialog dialog = new customprogressdialog(this, "正在加载中......", r.anim.animation);
    dialog.setcanceledontouchoutside(false);//设置是否可以点击外部消失
    dialog.setcancelable(false);//设置是否可以按退回键取消
    dialog.show();
  }
  @override
  public void onclick(view view) {
    switch (view.getid()) {
      case r.id.textview:
        showmeidialog(view);
        break;
    }
  }
}

package cll.com.myapplication;
import android.app.progressdialog;
import android.content.context;
import android.graphics.drawable.animationdrawable;
import android.os.bundle;
import android.widget.imageview;
import android.widget.textview;
/**
 * @description:自定义加载数据弹框
 * @author 2017-4-3 http://blog.csdn.net/android_cll
 */
public class customprogressdialog extends progressdialog {
  private animationdrawable manimation;
  private imageview mimageview;
  private string mloadingtip;
  private textview mloadingtv;
  private int mresid;
  public customprogressdialog(context context, string content, int id) {
   super(context);
   this.mloadingtip = content;
   this.mresid = id;
   setcanceledontouchoutside(true);
  }
  @override
  protected void oncreate(bundle savedinstancestate) {
   super.oncreate(savedinstancestate);
   initview();
   initdata();
  }
  private void initdata() {
   mimageview.setbackgroundresource(mresid);
   // 通过imageview对象拿到背景显示的animationdrawable
   manimation = (animationdrawable) mimageview.getbackground();
   // 为了防止在oncreate方法中只显示第一帧的解决方案之一
   mimageview.post(new runnable() {
     @override
     public void run() {
      manimation.start();
     }
   });
   mloadingtv.settext(mloadingtip);
  }
  private void initview() {
   setcontentview(r.layout.progress_dialog);
   mloadingtv = (textview) findviewbyid(r.id.loadingtv);
   mimageview = (imageview) findviewbyid(r.id.loadingiv);
  }
}

<?xml version="1.0" encoding="utf-8"?>
<relativelayout xmlns:android="http://schemas.android.com/apk/res/android"
  android:layout_width="wrap_content"
  android:layout_height="wrap_content"
  android:layout_gravity="center"
  android:orientation="vertical" >
  <imageview
    android:id="@+id/loadingiv"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:background="@anim/animation"/>
  <textview
    android:id="@+id/loadingtv"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
   android:layout_alignbottom="@+id/loadingiv"
   android:textcolor="#fff"
   android:layout_centerhorizontal="true"
   android:textsize="20sp"
    android:text="正在加载中.." />
</relativelayout>

<?xml version="1.0" encoding="utf-8"?> 
<animation-list 
  android:oneshot="false"
  xmlns:android="http://schemas.android.com/apk/res/android" 
  >  
  <item android:drawable="@mipmap/progress_loading_image" android:duration="150"/>
   <item android:drawable="@mipmap/progress_loading_imagey" android:duration="150"/>
</animation-list>