TextView文字横向自己主动滚动

Posted 2020-10-31 zhchoutai

??????????效果截图：

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?????????????????????????? ：

布局文件：

<?xml version="1.0" encoding="utf-8"?

>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
????????????? android:orientation="vertical"
????????????? android:layout_width="fill_parent"
????????????? android:layout_height="fill_parent"
????????????? android:background="#ffffff"
????????????? android:gravity="center"
??????? >

??? <TextView android:id="@+id/text1"
????????????? android:layout_width="80dp"
????????????? android:layout_height="40dp"
????????????? android:ellipsize="marquee"
????????????? android:marqueeRepeatLimit="marquee_forever"
????????????? android:focusable="true"
????????????? android:scrollHorizontally="true"
????????????? android:focusableInTouchMode="true"
????????????? android:layout_centerInParent="true"
????????????? android:textColor="#0551A5"
????????????? android:layout_marginLeft="20dp"
????????????? android:layout_marginRight="20dp"
????????????? android:singleLine="true"/>
??? <!--android:focusable="true"是否获取焦点-->
??? <!--focusableInTouchMode：通过触摸获取焦点-->
??? <!--android:ellipsize="marquee"设置为跑马灯-->
??? <!--android:marqueeRepeatLimit="marquee_forever"滚动次数里面能够直接写数字-->
??? <!--marquee_forever表示永远滚动-->
??? <!--android:scrollHorizontally="true"水平滚动-->
??? <!--android:singleLine="true"单行输入-->
</LinearLayout>

Java代码：

package com.example.MargueeTextView;

import android.app.Activity;
import android.os.Bundle;
import android.widget.TextView;

public class MyActivity extends Activity {
??? private TextView text1;
??? /**
???? * Called when the activity is first created.
???? */
??? @Override
??? public void onCreate(Bundle savedInstanceState) {
??????? super.onCreate(savedInstanceState);
??????? setContentView(R.layout.main);
??????? text1=(TextView)findViewById(R.id.text1);
??????? text1.setText("春光无限好，仅仅是近黄昏………………");
??? }
}

?源代码下载地址

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