Phonegap 原生控件(Android)与html混合

<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent"
    android:orientation="vertical" >

    <RelativeLayout
        android:layout_width="fill_parent"
        android:layout_height="45dip"
        android:background="#25C28B" >

        <ImageButton
            android:id="@+id/cordova_back"
            android:layout_width="wrap_content"
            android:layout_height="match_parent"
            android:background="#00FFFFFF"
            android:paddingLeft="10dp"
            android:paddingRight="20dp"
            android:src="@drawable/back_all" />

        <TextView
            android:id="@+id/cordova_title"
            android:layout_width="wrap_content"
            android:layout_height="wrap_content"
            android:layout_centerInParent="true"
            android:text="原生头部"
            android:textColor="#FFFFFF"
            android:textSize="20sp" />

        <Button
            android:id="@+id/btn_report"
            android:layout_width="wrap_content"
            android:layout_height="match_parent"
            android:layout_alignParentRight="true"
            android:background="#00FFFFFF"
            android:paddingLeft="10dp"
            android:paddingRight="20dp"
            android:text="报告"
            android:textColor="#FFFFFF"
            android:textSize="20sp" />
    </RelativeLayout>

    <org.apache.cordova.engine.SystemWebView
        android:id="@+id/cordovaWebView"
        android:layout_width="match_parent"
        android:layout_height="match_parent" />

</LinearLayout>

  @Override
    protected CordovaWebView makeWebView() {
        SystemWebView webView = (SystemWebView) findViewById(R.id.cordovaWebView);
        CordovaWebView cordovaWebView = new CordovaWebViewImpl(new SystemWebViewEngine(webView));
        return cordovaWebView;
    }

   @Override
    protected void createViews() {
        if (preferences.contains("BackgroundColor")) {
            int backgroundColor = preferences.getInteger("BackgroundColor", Color.BLACK);
            // Background of activity:
            appView.getView().setBackgroundColor(backgroundColor);
        }
        appView.getView().requestFocusFromTouch();
    }