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) 2008 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. --> <ScrollView xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="match_parent" android:layout_height="match_parent"> <LinearLayout android:layout_width="match_parent" android:layout_height="match_parent" android:orientation="vertical"> <!-- The following four examples use a large image --> <!-- 1. Non-scaled view, for reference --> <TextView android:layout_width="match_parent" android:layout_height="wrap_content" android:paddingTop="10dip" android:text="@string/image_view_large_normal"/> <ImageView android:src="@drawable/sample_1" android:adjustViewBounds="true" android:layout_width="wrap_content" android:layout_height="wrap_content" /> <!-- 2. Limit to at most 50x50 --> <TextView android:layout_width="match_parent" android:layout_height="wrap_content" android:paddingTop="10dip" android:text="@string/image_view_large_at_most"/> <ImageView android:src="@drawable/sample_1" android:adjustViewBounds="true" android:maxWidth="50dip" android:maxHeight="50dip" android:layout_width="wrap_content" android:layout_height="wrap_content" /> <!-- 3. Limit to at most 70x70, with 10 pixels of padding all around --> <TextView android:layout_width="match_parent" android:layout_height="wrap_content" android:paddingTop="10dip" android:text="@string/image_view_large_at_most_padded"/> <ImageView android:src="@drawable/sample_1" android:background="#66FFFFFF" android:adjustViewBounds="true" android:maxWidth="70dip" android:maxHeight="70dip" android:padding="10dip" android:layout_width="wrap_content" android:layout_height="wrap_content" /> <!-- 4. Limit to exactly 70x70, with 10 pixels of padding all around --> <TextView android:layout_width="match_parent" android:layout_height="wrap_content" android:paddingTop="10dip" android:text="@string/image_view_large_exactly_padded"/> <ImageView android:src="@drawable/sample_1" android:background="#66FFFFFF" android:scaleType="centerInside" android:padding="10dip" android:layout_width="70dip" android:layout_height="70dip" /> <!-- Repeating the previous four examples with small image --> <!-- 1. Non-scaled view, for reference --> <TextView android:layout_width="match_parent" android:layout_height="wrap_content" android:paddingTop="10dip" android:text="@string/image_view_small_normal"/> <ImageView android:src="@drawable/stat_happy" android:background="#FFFFFFFF" android:adjustViewBounds="true" android:layout_width="wrap_content" android:layout_height="wrap_content" /> <!-- 2. Limit to at most 50x50 --> <TextView android:layout_width="match_parent" android:layout_height="wrap_content" android:paddingTop="10dip" android:text="@string/image_view_small_at_most"/> <ImageView android:src="@drawable/stat_happy" android:background="#FFFFFFFF" android:adjustViewBounds="true" android:maxWidth="50dip" android:maxHeight="50dip" android:layout_width="wrap_content" android:layout_height="wrap_content" /> <!-- 3. Limit to at most 70x70, with 10 pixels of padding all around --> <TextView android:layout_width="match_parent" android:layout_height="wrap_content" android:paddingTop="10dip" android:text="@string/image_view_small_at_most_padded"/> <ImageView android:src="@drawable/stat_happy" android:background="#FFFFFFFF" android:adjustViewBounds="true" android:maxWidth="70dip" android:maxHeight="70dip" android:padding="10dip" android:layout_width="wrap_content" android:layout_height="wrap_content" /> <!-- 4. Limit to exactly 70x70, with 10 pixels of padding all around --> <TextView android:layout_width="match_parent" android:layout_height="wrap_content" android:paddingTop="10dip" android:text="@string/image_view_small_exactly_padded"/> <ImageView android:src="@drawable/stat_happy" android:background="#FFFFFFFF" android:scaleType="centerInside" android:padding="10dip" android:layout_width="70dip" android:layout_height="70dip" /> </LinearLayout> </ScrollView>