Canvas + extra Textviews etc.

<?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"
  >
 <FrameLayout
  android:orientation="horizontal"
  android:padding="5dip" 
  android:layout_width="fill_parent" 
  android:layout_height="wrap_content" >

<TextView>
<Button>
...
</FrameLayout>


<LinearLayout android:id="@+id/LinearLayout01" 
    android:layout_width="wrap_content" 
    android:layout_height="wrap_content">
</LinearLayout>



</LinearLayout>

public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.xxx);
        feld = new Feld(this);
        LinearLayout layout = (LinearLayout) findViewById(R.id.LinearLayout01);
        layout.addView(feld);
        
    }

public class Feld extends View {
   public Feld(Context context){
     
   }
}