Swipey-ViewPagerIndicator を使用しています。私は3つの断片を持っています。これらのフラグメントのレイアウトには ImageView が含まれています。ここに fragment_swipeytab.xml があります:
<?xml version="1.0" encoding="utf-8"?>
<!--
Copyright 2011 Peter Kuterna
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.
-->
<FrameLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:background="#ffffffff"
android:id="@+id/RootView">
<ImageView
android:id="@+id/imageView1"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
/>
</FrameLayout>
イメージは、3 つのフラグメントに対してプログラムで設定されます。SwipeyTabFragment.java は次のとおりです。
/*
* Copyright 2011 Peter Kuterna
*
* 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.
*/
package com.gmail.suankap.firstapp;
import java.io.IOException;
import net.peterkuterna.android.apps.swipeytabs.R;
import android.content.Intent;
import android.content.res.AssetFileDescriptor;
import android.media.MediaPlayer;
import android.media.MediaPlayer.OnPreparedListener;
import android.net.Uri;
import android.os.Bundle;
import android.os.Handler;
import android.support.v4.app.Fragment;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.Button;
import android.widget.ImageView;
import android.widget.MediaController;
import android.widget.Toast;
import android.widget.MediaController.MediaPlayerControl;
import android.widget.TextView;
public class SwipeyTabFragment extends Fragment {
public static Fragment newInstance(String title) {
SwipeyTabFragment f = new SwipeyTabFragment();
Bundle args = new Bundle();
args.putString("title", title);
f.setArguments(args);
return f;
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,
Bundle savedInstanceState) {
ViewGroup root = (ViewGroup) inflater.inflate(
R.layout.fragment_swipeytab, null);
final String title = getArguments().getString("title");
((ImageView) root.findViewById(R.id.imageView1))
.setImageResource(R.drawable.both);
Log.v("TAGS", title);
return root;
}
}
Logcat は次のとおりです。
09-28 08:41:25.546: E/AndroidRuntime(376): FATAL EXCEPTION: main
09-28 08:41:25.546: E/AndroidRuntime(376): java.lang.OutOfMemoryError: bitmap size exceeds VM budget
09-28 08:41:25.546: E/AndroidRuntime(376): at android.graphics.BitmapFactory.nativeDecodeAsset(Native Method)
09-28 08:41:25.546: E/AndroidRuntime(376): at android.graphics.BitmapFactory.decodeStream(BitmapFactory.java:460)
09-28 08:41:25.546: E/AndroidRuntime(376): at android.graphics.BitmapFactory.decodeResourceStream(BitmapFactory.java:336)
09-28 08:41:25.546: E/AndroidRuntime(376): at android.graphics.drawable.Drawable.createFromResourceStream(Drawable.java:697)
09-28 08:41:25.546: E/AndroidRuntime(376): at android.content.res.Resources.loadDrawable(Resources.java:1709)
09-28 08:41:25.546: E/AndroidRuntime(376): at android.content.res.Resources.getDrawable(Resources.java:581)
09-28 08:41:25.546: E/AndroidRuntime(376): at android.widget.ImageView.resolveUri(ImageView.java:501)
09-28 08:41:25.546: E/AndroidRuntime(376): at android.widget.ImageView.setImageResource(ImageView.java:280)
09-28 08:41:25.546: E/AndroidRuntime(376): at com.gmail.suankap.firstapp.SwipeyTabFragment.onCreateView(SwipeyTabFragment.java:59)
09-28 08:41:25.546: E/AndroidRuntime(376): at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:837)
09-28 08:41:25.546: E/AndroidRuntime(376): at android.support.v4.app.FragmentManagerImpl.moveToState(FragmentManager.java:1041)
09-28 08:41:25.546: E/AndroidRuntime(376): at android.support.v4.app.BackStackRecord.run(BackStackRecord.java:616)
09-28 08:41:25.546: E/AndroidRuntime(376): at android.support.v4.app.FragmentManagerImpl.execPendingActions(FragmentManager.java:1359)
09-28 08:41:25.546: E/AndroidRuntime(376): at android.support.v4.app.FragmentManagerImpl.executePendingTransactions(FragmentManager.java:422)
09-28 08:41:25.546: E/AndroidRuntime(376): at android.support.v4.app.FragmentPagerAdapter.finishUpdate(FragmentPagerAdapter.java:86)
09-28 08:41:25.546: E/AndroidRuntime(376): at android.support.v4.view.ViewPager.populate(ViewPager.java:453)
09-28 08:41:25.546: E/AndroidRuntime(376): at android.support.v4.view.ViewPager.completeScroll(ViewPager.java:696)
09-28 08:41:25.546: E/AndroidRuntime(376): at android.support.v4.view.ViewPager.computeScroll(ViewPager.java:668)
09-28 08:41:25.546: E/AndroidRuntime(376): at android.view.ViewGroup.drawChild(ViewGroup.java:1562)
09-28 08:41:25.546: E/AndroidRuntime(376): at android.view.ViewGroup.dispatchDraw(ViewGroup.java:1373)
09-28 08:41:25.546: E/AndroidRuntime(376): at android.view.ViewGroup.drawChild(ViewGroup.java:1644)
09-28 08:41:25.546: E/AndroidRuntime(376): at android.view.ViewGroup.dispatchDraw(ViewGroup.java:1373)
09-28 08:41:25.546: E/AndroidRuntime(376): at android.view.View.draw(View.java:6883)
09-28 08:41:25.546: E/AndroidRuntime(376): at android.widget.FrameLayout.draw(FrameLayout.java:357)
09-28 08:41:25.546: E/AndroidRuntime(376): at android.view.ViewGroup.drawChild(ViewGroup.java:1646)
09-28 08:41:25.546: E/AndroidRuntime(376): at android.view.ViewGroup.dispatchDraw(ViewGroup.java:1373)
09-28 08:41:25.546: E/AndroidRuntime(376): at android.view.View.draw(View.java:6883)
09-28 08:41:25.546: E/AndroidRuntime(376): at android.widget.FrameLayout.draw(FrameLayout.java:357)
09-28 08:41:25.546: E/AndroidRuntime(376): at com.android.internal.policy.impl.PhoneWindow$DecorView.draw(PhoneWindow.java:1862)
09-28 08:41:25.546: E/AndroidRuntime(376): at android.view.ViewRoot.draw(ViewRoot.java:1522)
09-28 08:41:25.546: E/AndroidRuntime(376): at android.view.ViewRoot.performTraversals(ViewRoot.java:1258)
09-28 08:41:25.546: E/AndroidRuntime(376): at android.view.ViewRoot.handleMessage(ViewRoot.java:1859)
09-28 08:41:25.546: E/AndroidRuntime(376): at android.os.Handler.dispatchMessage(Handler.java:99)
09-28 08:41:25.546: E/AndroidRuntime(376): at android.os.Looper.loop(Looper.java:123)
09-28 08:41:25.546: E/AndroidRuntime(376): at android.app.ActivityThread.main(ActivityThread.java:3683)
09-28 08:41:25.546: E/AndroidRuntime(376): at java.lang.reflect.Method.invokeNative(Native Method)
09-28 08:41:25.546: E/AndroidRuntime(376): at java.lang.reflect.Method.invoke(Method.java:507)
09-28 08:41:25.546: E/AndroidRuntime(376): at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:839)
09-28 08:41:25.546: E/AndroidRuntime(376): at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:597)
09-28 08:41:25.546: E/AndroidRuntime(376): at dalvik.system.NativeStart.main(Native Method)
09-28 08:41:28.314: I/Process(376): Sending signal. PID: 376 SIG: 9
問題は、フラグメントをスワイプしたときの ANR - OutOfMemory エラーです。3 つのフラグメント (同じリソース R.drawable.both ) に画像が 1 つしかない場合に OutOfMemory が発生するのはなぜですか? それを解決する方法は？