02-28 15:17:16.281: DEBUG/AndroidRuntime(391): Shutting down VM
02-28 15:17:16.281: WARN/dalvikvm(391): threadid=1: thread exiting with uncaught exception (group=0x4001d800)
02-28 15:17:16.372: ERROR/AndroidRuntime(391): FATAL EXCEPTION: main
02-28 15:17:16.372: ERROR/AndroidRuntime(391): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.min.musicdemo/com.min.musicdemo.MusicDemo}: android.view.InflateException: Binary XML file line #255: Error inflating class com.min.musicdemo.lyric.LyricView
02-28 15:17:16.372: ERROR/AndroidRuntime(391): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2663)
02-28 15:17:16.372: ERROR/AndroidRuntime(391): at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2679)
02-28 15:17:16.372: ERROR/AndroidRuntime(391): at android.app.ActivityThread.access$2300(ActivityThread.java:125)
02-28 15:17:16.372: ERROR/AndroidRuntime(391): at android.app.ActivityThread$H.handleMessage(ActivityThread.java:2033)
02-28 15:17:16.372: ERROR/AndroidRuntime(391): at android.os.Handler.dispatchMessage(Handler.java:99)
02-28 15:17:16.372: ERROR/AndroidRuntime(391): at android.os.Looper.loop(Looper.java:123)
02-28 15:17:16.372: ERROR/AndroidRuntime(391): at android.app.ActivityThread.main(ActivityThread.java:4627)
02-28 15:17:16.372: ERROR/AndroidRuntime(391): at java.lang.reflect.Method.invokeNative(Native Method)
02-28 15:17:16.372: ERROR/AndroidRuntime(391): at java.lang.reflect.Method.invoke(Method.java:521)
02-28 15:17:16.372: ERROR/AndroidRuntime(391): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:868)
02-28 15:17:16.372: ERROR/AndroidRuntime(391): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:626)
02-28 15:17:16.372: ERROR/AndroidRuntime(391): at dalvik.system.NativeStart.main(Native Method)
02-28 15:17:16.372: ERROR/AndroidRuntime(391): Caused by: android.view.InflateException: Binary XML file line #255: Error inflating class com.min.musicdemo.lyric.LyricView
02-28 15:17:16.372: ERROR/AndroidRuntime(391): at android.view.LayoutInflater.createView(LayoutInflater.java:513)
02-28 15:17:16.372: ERROR/AndroidRuntime(391): at android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:565)
02-28 15:17:16.372: ERROR/AndroidRuntime(391): at android.view.LayoutInflater.rInflate(LayoutInflater.java:618)
02-28 15:17:16.372: ERROR/AndroidRuntime(391): at android.view.LayoutInflater.rInflate(LayoutInflater.java:621)
02-28 15:17:16.372: ERROR/AndroidRuntime(391): at android.view.LayoutInflater.rInflate(LayoutInflater.java:621)
02-28 15:17:16.372: ERROR/AndroidRuntime(391): at android.view.LayoutInflater.inflate(LayoutInflater.java:407)
02-28 15:17:16.372: ERROR/AndroidRuntime(391): at android.view.LayoutInflater.inflate(LayoutInflater.java:320)
02-28 15:17:16.372: ERROR/AndroidRuntime(391): at android.view.LayoutInflater.inflate(LayoutInflater.java:276)
02-28 15:17:16.372: ERROR/AndroidRuntime(391): at com.android.internal.policy.impl.PhoneWindow.setContentView(PhoneWindow.java:198)
02-28 15:17:16.372: ERROR/AndroidRuntime(391): at android.app.Activity.setContentView(Activity.java:1647)
02-28 15:17:16.372: ERROR/AndroidRuntime(391): at com.min.musicdemo.MusicDemo.onCreate(MusicDemo.java:255)
02-28 15:17:16.372: ERROR/AndroidRuntime(391): at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1047)
02-28 15:17:16.372: ERROR/AndroidRuntime(391): at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2627)
02-28 15:17:16.372: ERROR/AndroidRuntime(391): ... 11 more
02-28 15:17:16.372: ERROR/AndroidRuntime(391): Caused by: java.lang.reflect.InvocationTargetException
02-28 15:17:16.372: ERROR/AndroidRuntime(391): at com.min.musicdemo.lyric.LyricView.<init>(LyricView.java:39)
02-28 15:17:16.372: ERROR/AndroidRuntime(391): at java.lang.reflect.Constructor.constructNative(Native Method)
02-28 15:17:16.372: ERROR/AndroidRuntime(391): at java.lang.reflect.Constructor.newInstance(Constructor.java:446)
02-28 15:17:16.372: ERROR/AndroidRuntime(391): at android.view.LayoutInflater.createView(LayoutInflater.java:500)
02-28 15:17:16.372: ERROR/AndroidRuntime(391): ... 23 more
02-28 15:17:16.372: ERROR/AndroidRuntime(391): Caused by: java.lang.NullPointerException
02-28 15:17:16.372: ERROR/AndroidRuntime(391): ... 27 more
02-28 15:17:16.421: WARN/ActivityManager(60): Force finishing activity com.min.musicdemo/.MusicDemo
02-28 15:17:16.942: WARN/ActivityManager(60): Activity pause timeout for HistoryRecord{44035078 com.min.musicdemo/.MusicDemo}
02-28 15:17:27.986: WARN/ActivityManager(60): Activity destroy timeout for HistoryRecord{44035078 com.min.musicdemo/.MusicDemo}
02-28 15:21:17.266: DEBUG/SntpClient(60): request time failed: java.net.SocketException: Address family not supported by protocol
xml中使用
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<!-- VIEW3 ********* lyric area -->
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:id="@+id/llLyric"
android:orientation="vertical"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:visibility="gone"
android:layout_weight="1"
>
<TextView
android:id="@+id/tvLyricTitle"
android:layout_width="fill_parent"
android:layout_height="wrap_content"
android:paddingLeft="4dip"
android:text="动感歌词"
android:textColor="#0000FF"
android:layout_gravity="center_horizontal"
android:gravity="center"
/>
<com.min.musicdemo.lyric.LyricView
android:id="@+id/lyricView"
android:layout_width="fill_parent"
android:layout_height="200dip"
/>
</LinearLayout>
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类定义
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public class LyricView extends View {
private static final String TAG = "LyricView";
private Paint paint;
private Rect rect; // 歌词显示区域
private List<Sentence> list = null; // 歌词list
private String text = "Lyric is loading..."; // 单行歌词
private long currentTime = 0; // 正在演唱的时间
private int color = 0xFF0000FF; // 歌词颜色
public LyricView(Context context) {
super(context);
// 生成paint
paint = new Paint();
rect.left = this.getLeft();
rect.top = this.getTop();
rect.right = this.getRight();
rect.bottom = this.getBottom();
}
public LyricView(Context context, AttributeSet attrs) {// 构造方法；根据需要实现继承自View的方法
super(context, attrs);
// 生成paint
paint = new Paint();
rect.left = 10;
rect.top = 50;
rect.right = 10;
rect.bottom = 50;
//对于我们自定义的类中，我们需要使用一个名为obtainStyledAttributes的方法来获取我们的定义。
//得到自定义控件的属性值。
}
靠，原来是在构造函数中忘了创建rect对象
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