Android 等待过程中的转圈动画

野性酷女 2022-05-15 15:13 454阅读 0赞

效果：（下面转圈的小圆圈）

![20181228133809467.gif][]

private CustomProgressDialog progressDialog;
    
    //实例化自定义CustomProgressDialog
    progressDialog = new CustomProgressDialog(context, R.style.progressDialog);
    //设置不可点击外边取消动画
    progressDialog.setCanceledOnTouchOutside(false);
    //动画显示
    progressDialog.show();

样式：progressDialog
    <style name="progressDialog" parent="@android:style/Theme.Dialog">
        <item name="android:windowFrame">@null</item>
        <item name="android:windowIsFloating">true</item>
        
        <item name="android:windowIsTranslucent">false</item>
        
        <item name="android:windowNoTitle">true</item>
        
        <item name="android:windowBackground">@android:color/transparent</item>
        <item name="android:backgroundDimEnabled">false</item>
        
        
    
    </style>

//自定义CustomProgressDialog
    public class CustomProgressDialog extends ProgressDialog {
    
       private Context context;
    
       public CustomProgressDialog(Context context) {
          super(context);
          this.context = context;
       }
    
       public CustomProgressDialog(Context context, int theme) {
          super(context, theme);
          this.context = context;
       }
    
       @Override
       protected void onCreate(Bundle savedInstanceState) {
          super.onCreate(savedInstanceState);
          View view = View.inflate(getContext(), R.layout.customprogressdialog, null);
          ImageView progress_img = (ImageView)view. findViewById(R.id.iv_bg);
          Animation operatingAnim = AnimationUtils.loadAnimation(getContext(), R.anim.anim_upload_progress);
          //LinearInterpolator lin = new LinearInterpolator();
         // operatingAnim.setInterpolator(lin);
          progress_img.setAnimation(operatingAnim);
          setContentView(view);
       }  
       
       @Override
       public void show() {
          //setCancelable(false);;
          super.show();
       }
      
    }

//布局：customprogressdialog

<?xml version="1.0" encoding="utf-8"?>
    <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
        android:layout_width="160dip"
        android:layout_height="60dip"
        android:layout_gravity="center"
        android:background="@android:color/transparent"
        android:gravity="center"
        android:orientation="horizontal" >
    
     <RelativeLayout
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_centerInParent="true"
            android:layout_gravity="center"
            android:gravity="center"
            android:orientation="vertical" >
           //转圈的图片
            <ImageView
                android:id="@+id/iv_bg"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:layout_centerInParent="true"
                android:background="@drawable/common_refresh" />
    
            <TextView
                android:layout_centerHorizontal="true"
                android:layout_below="@id/iv_bg"
                android:layout_width="wrap_content"
                android:layout_height="wrap_content"
                android:text="加载中...."
                android:textSize="10dip"
                android:layout_marginTop="15dip"
                android:textColor="@android:color/darker_gray" />
        </RelativeLayout>
    
    </LinearLayout>

//动画：anim\_upload\_progress

//在正中心，在1秒内，从0度转到360度，不停止
    <?xml version="1.0" encoding="utf-8"?>
    <set xmlns:android="http://schemas.android.com/apk/res/android" >
        <rotate
            android:duration="1000"
            android:fromDegrees="0"
            android:interpolator="@android:anim/linear_interpolator"
            android:pivotX="50%"
            android:pivotY="50%"
            android:repeatCount="-1"
            android:toDegrees="360" />
    </set>

[20181228133809467.gif]: /images/20220503/867af087a82a4c149ab68c6bc89d7eeb.png