The file containing the source code shown below is located in the corresponding directory in <sdk>/samples/android-<version>/...
<?xml version="1.0" encoding="utf-8"?> <!-- Copyright (C) 2007 The Android开源工程 Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. --> <!-- Demonstrates a nesting layouts to make a form --> <LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="vertical" android:background="@drawable/blue" android:layout_width="match_parent" android:layout_height="wrap_content" android:padding="10dip"> <!-- TextView goes on top... --> <TextView android:layout_width="match_parent" android:layout_height="wrap_content" android:text="@string/linear_layout_5_instructions"/> <!-- Followed by the EditText field... Also give it a standard background (the "android:" part in @android:drawable/editbox_background means it is system resource rather than an application resource. --> <EditText android:layout_width="match_parent" android:layout_height="wrap_content" android:background="@android:drawable/editbox_background"/> <!-- Use a horizontal layout to hold the two buttons. This item has layout_gravity="right". This means the whole horizontal LinearLayout is right aligned, not the individual items within it. The horizontal LinearLayout's width is set to wrap_content. (If it was match_parent it would not have any room to slide to the right.) --> <LinearLayout android:orientation="horizontal" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_gravity="right" > <Button android:layout_width="wrap_content" android:layout_height="wrap_content" android:text="@string/linear_layout_5_cancel"/> <Button android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_marginLeft="10dip" android:text="@string/linear_layout_5_ok" /> </LinearLayout> </LinearLayout>