安卓控件ViewFlipper垂直滚动广告条

来源：互联网发布：手机神马打印软件编辑：程序博客网时间：2024/06/05 17:46
//ViewFlipper是安卓自带的控件其实ViewFlipper间接的继承了FrameLayout，也可以说ViewFlipper其实就是个FrameLayout，只不过在内部封装了动画实现和Handler实现一个循环而已.//ViewFlipper的布局实现<?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">  <ViewFlipper    android:id="@+id/vf"    android:layout_width="match_parent"    android:layout_height="wrap_content"    android:autoStart="true"    android:background="#fff"    android:flipInterval="3000"    android:inAnimation="@anim/anim_marquee_in"    android:outAnimation="@anim/anim_marquee_out"    android:paddingLeft="30dp" /></RelativeLayout>//anim_marquee_in.xml:<?xml version="1.0" encoding="utf-8"?><set xmlns:android="http://schemas.android.com/apk/res/android">  <translate    android:duration="1500"    android:fromYDelta="100%p"    android:toYDelta="0"/></set>//anim_marquee_out.xml:<?xml version="1.0" encoding="utf-8"?><set xmlns:android="http://schemas.android.com/apk/res/android">  <translate    android:duration="1500"    android:fromYDelta="0"    android:toYDelta="-100%p"/></set>//viewflipper的布局:<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"  android:layout_width="match_parent"  android:layout_height="match_parent"  android:padding="8dp"  android:orientation="vertical">  <LinearLayout    android:layout_width="wrap_content"    android:layout_height="wrap_content"    android:gravity="center_vertical"    android:orientation="horizontal">    <TextView      android:layout_width="wrap_content"      android:layout_height="wrap_content"      android:background="@drawable/marqueeview_bg"      android:text="热议"      android:textColor="#F14C00"      android:textSize="12sp" />    <TextView      android:layout_width="wrap_content"      android:layout_height="wrap_content"      android:ellipsize="end"      android:padding="3dp"      android:singleLine="true"      android:text="小米6来了：晓龙835+8G运存！"      android:textColor="#333"      android:textSize="14sp" />  </LinearLayout>  <LinearLayout    android:layout_width="wrap_content"    android:layout_height="wrap_content"    android:gravity="center_vertical"    android:orientation="horizontal">    <TextView      android:layout_width="wrap_content"      android:layout_height="wrap_content"      android:background="@drawable/marqueeview_bg"      android:text="热议"      android:textColor="#F14C00"      android:textSize="12sp" />    <TextView      android:layout_width="wrap_content"      android:layout_height="wrap_content"      android:ellipsize="end"      android:padding="3dp"      android:singleLine="true"      android:text="227斤的胖MM，掀起上衣后，美爆全场！"      android:textColor="#333"      android:textSize="14sp" />  </LinearLayout></LinearLayout>//MainAxtivity:public class MainActivity extends AppCompatActivity {  @Override  protected void onCreate(Bundle savedInstanceState) {    super.onCreate(savedInstanceState);    setContentView(R.layout.activity_main);    ViewFlipper vf = (ViewFlipper) findViewById(R.id.vf);    vf.addView(View.inflate(this, R.layout.view_advertisement01, null));    vf.addView(View.inflate(this, R.layout.view_advertisement02, null));    vf.addView(View.inflate(this, R.layout.view_advertisement03, null));  }}
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