【问题标题】:How can I inflate glsurfaceview in android's layout xml如何在 android 布局 xml 中为 glsurfaceview 充气
【发布时间】:2014-09-17 17:31:30
【问题描述】:

我正在尝试将 GLSurfaceView 放入 xml 布局中,但是当我尝试这样做时,我的应用程序会自动关闭。 我认为问题出在 layout/activity_main.xml 中,因为我不知道 glsurgaceview 的标签名称。 这是我的代码。 你能告诉我我的代码有什么问题吗?感谢您的帮助。

<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
    xmlns:tools="http://schemas.android.com/tools"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:paddingBottom="@dimen/activity_vertical_margin"
    android:paddingLeft="@dimen/activity_horizontal_margin"
    android:paddingRight="@dimen/activity_horizontal_margin"
    android:paddingTop="@dimen/activity_vertical_margin"
     tools:context=".AnimationActivity">

    <TextView
        android:id="@+id/angolo"
        android:layout_width="wrap_content"
android:layout_height="wrap_content"
        android:layout_alignParentTop="true"
        android:layout_centerHorizontal="true"
        android:layout_marginTop="135dp"
        android:text="Angolo:"
        android:textAppearance="?android:attr/textAppearanceMedium" />

    <view
        class="rugani.tesi.animazione3d.AnimationActivity$MyGLSurfaceView" 
        android:id="@+id/myglsurfaceView"
        android:layout_width="match_parent"
        android:layout_height="match_parent"
        />

</RelativeLayout>

这是 myglsurfaceview :

protected void onCreate(Bundle savedInstanceState) {

  Logger.log("onCreate");

  super.onCreate(savedInstanceState);
  getActionBar().setDisplayHomeAsUpEnabled(true);


  /*
  mGLView = new GLSurfaceView(getApplication());
  mGLView.setEGLContextClientVersion(2);
  mGLView.setEGLConfigChooser(new AAConfigChooser(mGLView));
  mGLView.setRenderer(renderer); 
  setContentView(mGLView);
  */
  //mGLView = new MyGLSurfaceView(getApplication());
  //setContentView(mGLView);

  setContentView(R.layout.activity_main);
  mGLView = (MyGLSurfaceView) findViewById(R.id.graphics_glsurfaceview);

  pluto=(MyApplication)this.getApplication();
  mBoundService=pluto.getObj();
 }

这是我的 oncreate()

private MyGLSurfaceView mGLView; 
private MyGLRenderer renderer;
protected void onCreate(Bundle savedInstanceState) {

  Logger.log("onCreate");

  super.onCreate(savedInstanceState);
  getActionBar().setDisplayHomeAsUpEnabled(true);


  /*
  mGLView = new GLSurfaceView(getApplication());
  mGLView.setEGLContextClientVersion(2);
  mGLView.setEGLConfigChooser(new AAConfigChooser(mGLView));
  mGLView.setRenderer(renderer); 
  setContentView(mGLView);
  */
  //mGLView = new MyGLSurfaceView(getApplication());
  //setContentView(mGLView);

  setContentView(R.layout.activity_main);
  mGLView = (MyGLSurfaceView) findViewById(R.id.graphics_glsurfaceview);

 }

这是日志猫:

09-18 10:52:17.665: E/ActivityThread(30263): 充气失败 09-18 10:52:17.665:E/ActivityThread(30263):android.view.InflateException: 二进制 XML 文件第 11 行:膨胀类时出错 rugani.tesi.animazione3d.AnimationActivity.MyGLSurfaceView 09-18 10:52:17.665:E/ActivityThread(30263):在 android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:708) 09-18 10:52:17.665: E/ActivityThread(30263): 在 android.view.LayoutInflater.rInflate(LayoutInflater.java:756) 09-18 10:52:17.665:E/ActivityThread(30263):在 android.view.LayoutInflater.inflate(LayoutInflater.java:492) 09-18 10:52:17.665:E/ActivityThread(30263):在 android.view.LayoutInflater.inflate(LayoutInflater.java:397) 09-18 10:52:17.665:E/ActivityThread(30263):在 android.view.LayoutInflater.inflate(LayoutInflater.java:353) 09-18 10:52:17.665:E/ActivityThread(30263):在 com.android.internal.policy.impl.PhoneWindow.setContentView(PhoneWindow.java:344) 09-18 10:52:17.665: E/ActivityThread(30263): 在 android.app.Activity.setContentView(Activity.java:2127) 09-18 10:52:17.665:E/ActivityThread(30263):在 rugani.tesi.animazione3d.AnimationActivity.onCreate(AnimationActivity.java:73) 09-18 10:52:17.665: E/ActivityThread(30263): 在 android.app.Activity.performCreate(Activity.java:6020) 09-18 10:52:17.665:E/ActivityThread(30263):在 android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1087) 09-18 10:52:17.665: E/ActivityThread(30263): 在 android.app.ActivityThread.performLaunchActivity(ActivityThread.java:2181) 09-18 10:52:17.665: E/ActivityThread(30263): 在 android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:2276) 09-18 10:52:17.665: E/ActivityThread(30263): 在 android.app.ActivityThread.access$800(ActivityThread.java:144) 09-18 10:52:17.665:E/ActivityThread(30263):在 android.app.ActivityThread$H.handleMessage(ActivityThread.java:1205) 09-18 10:52:17.665: E/ActivityThread(30263): 在 android.os.Handler.dispatchMessage(Handler.java:102) 09-18 10:52:17.665:E/ActivityThread(30263):在 android.os.Looper.loop(Looper.java:136) 09-18 10:52:17.665: E/ActivityThread(30263):在 android.app.ActivityThread.main(ActivityThread.java:5151) 09-18 10:52:17.665:E/ActivityThread(30263):在 java.lang.reflect.Method.invokeNative(Native Method) 09-18 10:52:17.665:E/ActivityThread(30263):在 java.lang.reflect.Method.invoke(Method.java:515) 09-18 10:52:17.665: E/ActivityThread(30263):在 com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:796) 09-18 10:52:17.665: E/ActivityThread(30263): 在 com.android.internal.os.ZygoteInit.main(ZygoteInit.java:612) 09-18 10:52:17.665:E/ActivityThread(30263):在 dalvik.system.NativeStart.main(本机方法)09-18 10:52:17.665: E/ActivityThread(30263): 引起: java.lang.ClassNotFoundException: 没找到课 路径上的“rugani.tesi.animazione3d.AnimationActivity.MyGLSurfaceView”: DexPathList[[压缩文件 "/data/app/rugani.tesi.animazione3d-1.apk"],nativeLibraryDirectories=[/data/app-lib/rugani.tesi.animazione3d-1, /vendor/lib, /system/lib]] 09-18 10:52:17.665: E/ActivityThread(30263):在 dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:56) 09-18 10:52:17.665: E/ActivityThread(30263): 在 java.lang.ClassLoader.loadClass(ClassLoader.java:497) 09-18 10:52:17.665:E/ActivityThread(30263):在 java.lang.ClassLoader.loadClass(ClassLoader.java:457) 09-18 10:52:17.665:E/ActivityThread(30263):在 android.view.LayoutInflater.createView(LayoutInflater.java:559) 09-18 10:52:17.665:E/ActivityThread(30263):在 android.view.LayoutInflater.createViewFromTag(LayoutInflater.java:697) 09-18 10:52:17.665: E/ActivityThread(30263): ... 21 更多

编辑:我已经用新的 xml 布局和错误 logcat 更新了这篇文章

【问题讨论】:

  • 你能显示来自 logcat 的失败信息吗?
  • 我已经编辑了第一篇文章,包括错误 logcat 和编辑后的 ​​xml 布局:)
  • 似乎找不到类--Didn't find class "rugani.tesi.animazione3d.AnimationActivity.MyGLSurfaceView"

标签: android android-layout opengl-es glsurfaceview jpct


【解决方案1】:

你需要实现正确的构造函数

MyGLSurfaceView(Context context, AttributeSet attrs)

你可以参考 Using GLSurfaceView class with android xml layoutsAndroid glSurfaceView with overlay using XML/Java

【讨论】:

  • 你应该解释原因。
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