質問編集履歴
1
コードの修正、誤字脱字の修正
test
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File without changes
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test
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@@ -16,10 +16,324 @@
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### 該当のソースコード
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-
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AndroidManifest.xml
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```xml
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<?xml version="1.0" encoding="utf-8"?>
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<manifest xmlns:android="http://schemas.android.com/apk/res/android"
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package="com.android_test.babesnaky">
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<uses-permission android:name="android.permission.INTERNET" />
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<application
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android:allowBackup="true"
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android:icon="@mipmap/ic_launcher"
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android:label="@string/app_name"
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android:roundIcon="@mipmap/ic_launcher_round"
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android:supportsRtl="true"
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android:theme="@style/AppTheme">
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<!-- <activity android:name=".FutatsumeActivity"></activity> -->
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<!-- <activity android:name=".MittsumeActivity"></activity> -->
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<activity android:name=".MusicActivity">
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<intent-filter>
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<action android:name="android.intent.action.MAIN" />
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<category android:name="android.intent.category.LAUNCHER" />
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</intent-filter>
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</activity>
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<!--<activity android:name=".YottsumeActivity" />-->
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<!--<activity android:name=".MusicActivity"></activity>-->
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</application>
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</manifest>
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```
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activity_music.xml
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```xml
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<?xml version="1.0" encoding="utf-8"?>
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<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
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xmlns:app="http://schemas.android.com/apk/res-auto"
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xmlns:tools="http://schemas.android.com/tools"
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android:layout_width="match_parent"
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android:layout_height="match_parent"
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tools:context=".MusicActivity">
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<LinearLayout
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android:id="@+id/linearLayout"
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android:layout_width="361dp"
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android:layout_height="59dp"
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android:layout_alignParentTop="true"
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android:layout_marginStart="8dp"
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android:layout_marginLeft="8dp"
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android:layout_marginTop="12dp"
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android:layout_marginEnd="8dp"
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android:layout_marginRight="8dp"
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android:layout_marginBottom="8dp"
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android:gravity="start"
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android:orientation="horizontal"
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app:layout_constraintBottom_toTopOf="@+id/linearLayout3"
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app:layout_constraintEnd_toEndOf="parent"
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app:layout_constraintStart_toStartOf="parent"
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app:layout_constraintTop_toTopOf="parent">
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<TextView
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android:id="@+id/title"
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android:layout_width="340dp"
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android:layout_height="wrap_content"
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android:layout_marginStart="8dp"
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android:layout_marginLeft="8dp"
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android:layout_marginEnd="8dp"
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android:layout_marginRight="8dp"
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android:layout_marginBottom="8dp"
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android:layout_weight="1"
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android:text="タイトル"
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app:layout_constraintBottom_toBottomOf="parent"
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app:layout_constraintEnd_toEndOf="parent"
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app:layout_constraintStart_toStartOf="parent"
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app:layout_constraintTop_toTopOf="parent"
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app:layout_constraintVertical_bias="0.0" />
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</LinearLayout>
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<LinearLayout
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android:id="@+id/linearLayout3"
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android:layout_width="368dp"
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android:layout_height="53dp"
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android:layout_below="@+id/linearLayout"
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android:layout_marginStart="8dp"
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android:layout_marginLeft="8dp"
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android:layout_marginTop="24dp"
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android:layout_marginEnd="8dp"
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android:layout_marginRight="8dp"
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android:orientation="horizontal"
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app:layout_constraintBottom_toTopOf="@+id/linearLayout4"
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app:layout_constraintEnd_toEndOf="parent"
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app:layout_constraintStart_toStartOf="parent">
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<SeekBar
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android:id="@+id/positionBar"
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android:layout_width="wrap_content"
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android:layout_height="wrap_content"
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android:layout_weight="1" />
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</LinearLayout>
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<LinearLayout
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android:id="@+id/linearLayout4"
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android:layout_width="wrap_content"
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android:layout_height="95dp"
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android:layout_below="@+id/linearLayout3"
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android:layout_alignParentBottom="true"
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android:layout_marginStart="8dp"
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android:layout_marginLeft="8dp"
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android:layout_marginTop="33dp"
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android:layout_marginEnd="8dp"
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android:layout_marginRight="8dp"
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android:layout_marginBottom="227dp"
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android:orientation="horizontal"
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app:layout_constraintBottom_toBottomOf="parent"
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app:layout_constraintEnd_toEndOf="parent"
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app:layout_constraintStart_toStartOf="parent">
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<Button
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android:id="@+id/playButton"
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android:layout_width="wrap_content"
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android:layout_height="wrap_content"
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android:layout_marginStart="104dp"
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android:layout_marginLeft="104dp"
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android:layout_marginTop="8dp"
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android:layout_marginBottom="8dp"
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android:text="再生"
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app:layout_constraintBottom_toBottomOf="parent"
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app:layout_constraintStart_toStartOf="parent"
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app:layout_constraintTop_toTopOf="parent"
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app:layout_constraintVertical_bias="0.501" />
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<Button
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278
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android:id="@+id/stopButton"
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280
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android:layout_width="87dp"
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282
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283
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android:layout_height="wrap_content"
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285
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android:layout_marginTop="8dp"
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android:layout_marginEnd="104dp"
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android:layout_marginRight="104dp"
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290
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android:layout_marginBottom="8dp"
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293
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android:text="停止"
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app:layout_constraintBottom_toBottomOf="parent"
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296
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297
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app:layout_constraintEnd_toEndOf="parent"
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298
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app:layout_constraintTop_toTopOf="parent"
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300
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app:layout_constraintVertical_bias="0.501" />
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</LinearLayout>
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304
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305
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306
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307
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</RelativeLayout>
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308
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309
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```
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310
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311
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312
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313
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MusicActivity.java
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20
314
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21
315
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```java
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|
22
316
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317
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+
package com.android_test.babesnaky;
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318
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319
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320
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321
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import android.media.MediaPlayer;
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322
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323
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import android.net.Uri;
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324
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325
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import android.support.v7.app.AppCompatActivity;
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326
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327
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import android.os.Bundle;
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328
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+
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329
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import android.view.View;
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330
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+
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331
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import android.widget.Button;
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332
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333
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import android.widget.SeekBar;
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334
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335
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+
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|
336
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+
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|
23
337
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public class MusicActivity extends AppCompatActivity implements View.OnClickListener {
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24
338
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25
339
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|
@@ -42,6 +356,14 @@
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42
356
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43
357
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setContentView(R.layout.activity_music);
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44
358
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359
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Button playButton = (Button)findViewById(R.id.playButton);
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360
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+
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361
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Button stopButton = (Button)findViewById(R.id.stopButton);
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362
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+
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363
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+
playButton.setOnClickListener(this);
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364
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+
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365
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stopButton.setOnClickListener(this);
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366
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+
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45
367
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46
368
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47
369
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path = "https://maoudamashii.jokersounds.com/music/song/preview/song_kei_vegalost.mp3";
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|
@@ -52,13 +374,77 @@
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52
374
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53
375
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totalTime = mp.getDuration();
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|
54
376
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55
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-
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377
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+
mp.start();
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|
378
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+
|
|
379
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+
|
|
380
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+
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|
381
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+
|
|
382
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+
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|
56
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-
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|
383
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+
positionBar = findViewById(R.id.positionBar);
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|
384
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+
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|
57
|
-
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|
385
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+
positionBar.setMax(totalTime);
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|
386
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+
|
|
58
|
-
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|
387
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+
positionBar.setOnSeekBarChangeListener(
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|
388
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+
|
|
59
|
-
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|
389
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+
new SeekBar.OnSeekBarChangeListener() {
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|
390
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+
|
|
60
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-
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|
391
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+
@Override
|
|
392
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+
|
|
61
|
-
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|
393
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+
public void onProgressChanged(SeekBar seekBar, int progress, boolean fromUser) {
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|
394
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+
|
|
395
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+
if (fromUser) {
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|
396
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+
|
|
397
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+
mp.seekTo(progress);
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|
398
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+
|
|
399
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+
positionBar.setProgress(progress);
|
|
400
|
+
|
|
401
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+
}
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|
402
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+
|
|
403
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+
}
|
|
404
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+
|
|
405
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+
|
|
406
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+
|
|
407
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+
@Override
|
|
408
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+
|
|
409
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+
public void onStartTrackingTouch(SeekBar seekBar) {
|
|
410
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+
|
|
411
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+
|
|
412
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+
|
|
413
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+
}
|
|
414
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+
|
|
415
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+
|
|
416
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+
|
|
417
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+
@Override
|
|
418
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+
|
|
419
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+
public void onStopTrackingTouch(SeekBar seekBar) {
|
|
420
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+
|
|
421
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+
|
|
422
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+
|
|
423
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+
}
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|
424
|
+
|
|
425
|
+
}
|
|
426
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+
|
|
427
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+
);
|
|
428
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+
|
|
429
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+
}
|
|
430
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+
|
|
431
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+
|
|
432
|
+
|
|
433
|
+
public void onClick(View v){
|
|
434
|
+
|
|
435
|
+
if(v.getId() == R.id.playButton){
|
|
436
|
+
|
|
437
|
+
mp.start();
|
|
438
|
+
|
|
439
|
+
}else if (v.getId() == R.id.stopButton){
|
|
440
|
+
|
|
441
|
+
mp.pause();
|
|
442
|
+
|
|
443
|
+
}
|
|
444
|
+
|
|
445
|
+
}
|
|
446
|
+
|
|
447
|
+
}
|
|
62
448
|
|
|
63
449
|
```
|
|
64
450
|
|
|
@@ -70,7 +456,7 @@
|
|
|
70
456
|
|
|
71
457
|
・<uses-permission android:name="android.permission.INTERNET" />は設定しており、
|
|
72
458
|
|
|
73
|
-
再生であれば
|
|
459
|
+
再生であればweb上の音声ファイルでも問題なくできます。
|
|
74
460
|
|
|
75
461
|
|
|
76
462
|
|