<?xml version="1.0" encoding="utf-8"?>
<LinearLayout
xmlns:android="
http://schemas.android.com/apk/res/android"
android:layout_height="match_parent"
android:layout_width="match_parent"
android:orientation="horizontal"
android:background="#C4E8EE"
android:padding="30dp">
<LinearLayout
android:layout_height="match_parent"
android:layout_width="match_parent"
android:orientation="vertical"
android:paddingTop="77dp">
<LinearLayout
android:layout_height="wrap_content"
android:layout_width="match_parent"
android:orientation="vertical"
android:gravity="center_horizontal"
android:layout_weight="2"
android:paddingBottom="17dp">
<TextView
android:layout_height="wrap_content"
android:text="Android BMI"
android:layout_width="wrap_content"
android:textSize="33dp"
android:textColor="#000000"/>
</LinearLayout>
<LinearLayout
android:layout_height="wrap_content"
android:layout_width="match_parent"
android:orientation="vertical"
android:gravity="center">
<EditText
android:layout_height="wrap_content"
android:inputType="number"
android:ems="10"
android:layout_width="fill_parent"
android:hint="身高(cm)"
android:textSize="16dp"
android:id="@+id/E_H"/>
<EditText
android:layout_height="wrap_content"
android:inputType="number"
android:ems="10"
android:layout_width="fill_parent"
android:hint="体重(kg)"
android:textSize="16dp"
android:layout_marginTop="-7dp"
android:id="@+id/E_W"/>
</LinearLayout>
<LinearLayout
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginTop="21dp"
android:layout_weight="2"
android:gravity="center"
android:orientation="vertical" >
<Button
android:id="@+id/B_Go"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:background="#35AAE0"
android:text="开始计算"
android:textColor="#F3F3F3"
android:textSize="25sp" />
</LinearLayout>
</LinearLayout>
</LinearLayout>