actvitiy_main:
<LinearLayout xmlns:andro >
<android.support.v4.view.ViewPager
android:
<include layout="@layout/button" />
</LinearLayout>
button:
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:andro />
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="主页"
/>
</LinearLayout>
<LinearLayout
android: >
<ImageButton
android: />
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="游戏"
/>
</LinearLayout>
<LinearLayout
android: >
<ImageButton
android: />
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="设置"
/>
</LinearLayout>
<LinearLayout
android: >
<ImageButton
android: />
<TextView
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:text="关于"
/>
</LinearLayout>
</LinearLayout>
fragment_main:
<RelativeLayout xmlns:andro >
</RelativeLayout>
operashscreen:
<RelativeLayout xmlns:andro >
<Button
android: />
<Button
android: />
<Button
android: />
<TextView
android: />
<EditText
android: >
<requestFocus />
</EditText>
<EditText
android: />
<EditText
android: />
<Chronometer
android: />
</RelativeLayout>
<!--
android:gravity是对元素本身说的，元素本身的文本显示在什么地方靠着换个属性设置，不过不设置默认是在左侧的。
android:layout_gravity是相对与它的父元素说的，说明元素显示在父元素的什么位置
-->
<LinearLayout android:>
</TextView>
</LinearLayout>
tab01:
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:andro >
<ImageButton
android: />
</LinearLayout>
tab02:
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:andro
/>
</LinearLayout>
tab03:
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:andro
/>
</LinearLayout>
tab04:
<?xml version="1.0" encoding="utf-8"?>
<LinearLayout xmlns:andro
/>
</LinearLayout>