Marquee在Android中不滚动

Question

我想在我的Android应用程序中使用marquee的功能,并使用此代码来实现目标:

 <TextView
    android:id="@+id/marqueetext"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:ellipsize="marquee"
    android:fadingEdge="horizontal"
    android:lines="1"
    android:marqueeRepeatLimit="marquee_forever"
    android:scrollHorizontally="true"
    android:text="hello all how are you"
    android:textColor="#ff4500" 
    />

MarqueeText = (TextView)ShowTheMessages.this.findViewById(R.id.marqueetext);
        MarqueeText.setSelected(true);

我不知道为什么它不起作用.我已经经历了很多相关的帖子,但还没找到解决方案.请帮帮我.谢谢.

Answer 1

改变这一行,试试......

android:text="hello all how are you hello all how are you hello all how are you hello all how are you"
TextView txtView=(TextView) findViewById(R.id.marqueetext);
txtView.setSelected(true);

 <TextView
    android:id="@+id/marqueetext"
    android:layout_width="wrap_content"
    android:layout_height="wrap_content"
    android:ellipsize="marquee"
    android:fadingEdge="horizontal"
    android:lines="1"
    android:marqueeRepeatLimit="marquee_forever"
    android:scrollHorizontally="true"
    android:text="hello all how are you hello all how are you hello all how are you hello all how are you"
    android:textColor="#ff4500" 
    />

或另一个例子是......

<RelativeLayout
    xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="fill_parent"
    android:layout_height="fill_parent">
    <TextView
        android:id="@+id/marqueetext"
        android:layout_width="wrap_content"
        android:layout_height="wrap_content"
        android:layout_alignParentRight="true"
        android:lines="1"
        android:ellipsize="marquee"
        android:fadingEdge="horizontal"
        android:marqueeRepeatLimit="marquee_forever"
        android:scrollHorizontally="true"
        android:textColor="#ff4500"
        android:text="hello all how are you hello all how are you hello all how are you hello all how are you hello all how are you" />
</RelativeLayout>