TableLayout练习

<?xml version="1.0" encoding="utf-8"?>
<TableLayout xmlns:android="http://schemas.android.com/apk/res/android"
    android:layout_width="match_parent"
    android:layout_height="match_parent">
    <TableRow
        android:layout_weight="1">
        <EditText
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:hint="To"
            android:layout_span="2"
            />
    </TableRow>
    <TableRow
        android:layout_weight="1">
        <EditText
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:text="Subject"
            android:layout_span="2"
            />
    </TableRow>
    <TableRow
        android:layout_weight="10">
        <EditText
            android:layout_width="match_parent"
            android:layout_height="match_parent"
            android:hint="message"
            android:gravity="top"
            android:layout_span="2"/>
    </TableRow>
    <TableRow
        android:layout_weight="1">
        <Button
            android:layout_width="260dp"
            android:layout_height="match_parent"
            android:layout_marginLeft="10dp"
            android:text="确定" />

        <Button
            android:layout_width="260dp"
            android:layout_height="match_parent"
            android:text="取消"
            android:layout_marginRight="10dp" />
    </TableRow>

</TableLayout>