自定义TextView跑马灯效果 

 1 import android.content.Context;
 2 import android.graphics.Rect;
 3 import android.util.AttributeSet;
 4 import android.widget.TextView;
 5 
 6 /**
 7  * 跑马灯文本框控件
 8  * 
 9  */
10 public class ScrollAlwaysTextView extends TextView {
11 
12     public ScrollAlwaysTextView(Context context) {
13         super(context);
14         // TODO Auto-generated constructor stub
15     }
16 
17     public ScrollAlwaysTextView(Context context, AttributeSet attrs) {
18         super(context, attrs);
19         // TODO Auto-generated constructor stub
20     }
21 
22     @Override
23     protected void onFocusChanged(boolean focused, int direction, Rect previouslyFocusedRect) {
24         if (focused)
25             super.onFocusChanged(focused, direction, previouslyFocusedRect);
26     }
27 
28     @Override
29     public void onWindowFocusChanged(boolean focused) {
30         if (focused)
31             super.onWindowFocusChanged(focused);
32     }
33 
34     @Override
35     public boolean isFocused() {
36         return true;
37     }
38 }
View Code 
 1    <com.example.tes.ScrollAlwaysTextView
 2         android:id="@+id/title"
 3         android:layout_width="match_parent"
 4         android:layout_height="wrap_content"
 5         android:layout_centerInParent="true"
 6         android:singleLine="true"
 7         android:ellipsize="marquee"
 8         android:text="我是跑马灯跑马灯跑马灯跑马灯跑马灯跑马灯跑马灯跑马灯跑马灯跑马灯跑马灯跑马灯跑马灯跑马灯"
 9         android:marqueeRepeatLimit="marquee_forever"
10         android:gravity="center"
11         android:textStyle="bold" />
View Code

 

posted @ 2014-03-14 13:12  BetterMan-  阅读(277)  评论(0)  编辑  收藏  举报