Android涔媋ndroid:layout_weight璇﹁В

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<?xml version="1.0" encoding="utf-8"?><LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"    android:layout_width="fill_parent"    android:layout_height="fill_parent"    android:orientation="vertical" >    <LinearLayout        xmlns:android="http://schemas.android.com/apk/res/android"        android:layout_width="fill_parent"        android:layout_height="fill_parent"        android:orientation="vertical"        android:layout_weight="2">        <SurfaceView            android:id="@+id/surfaceView"            android:layout_width="fill_parent"            android:layout_height="fill_parent" />    </LinearLayout>    <LinearLayout        xmlns:android="http://schemas.android.com/apk/res/android"        android:layout_width="fill_parent"        android:layout_height="wrap_content"        android:orientation="horizontal"        android:layout_weight="1"        android:layout_gravity="center">        <Button android:layout_width="fill_parent"            android:layout_height="wrap_content"            android:id="@+id/btnTakePicture"            android:gravity="center"            android:textSize="20px"            android:text="鎷嶇収"/>    </LinearLayout> </LinearLayout>

杞浇鍦板潃锛?http://www.cnblogs.com/linjiqin/archive/2011/12/27/2303519.html

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