Android RingtoneManager 铃声管理 _Android

高斋晓开卷，独共圣人语。这篇文章主要讲述Android RingtoneManager 铃声管理相关的知识，希望能为你提供帮助。

package com.Aina.android; import java.io.File; import android.app.Activity; import android.content.Intent; import android.media.RingtoneManager; import android.net.Uri; import android.os.Bundle; import android.os.Environment; import android.view.View; import android.widget.Button; public class Test extends Activity { /** Called when the activity is first created. */ private Button btn1 = null; private Button btn2 = null; private Button btn3 = null; private static final int Ringtone = 0; private static final int Alarm = 1; private static final int Notification = 2; private static final String FileRingtone = Environment .getExternalStorageDirectory() + "/music/ringtones"; private static final String FileAlarm = Environment .getExternalStorageDirectory() + "/music/alarms"; private static final String FileNotification = Environment .getExternalStorageDirectory() + "/music/notifications"; @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); btn1 = (Button) this.findViewById(R.id.Button01); btn2 = (Button) this.findViewById(R.id.Button02); btn3 = (Button) this.findViewById(R.id.Button03); btn1.setOnClickListener(new Button.OnClickListener() {public void onClick(View arg0) { // TODO Auto-generated method stub if (isFile(FileRingtone)) { // 打开系统铃声设置 Intent intent = new Intent( RingtoneManager.ACTION_RINGTONE_PICKER); // 设置类型为来电 intent.putExtra(RingtoneManager.EXTRA_RINGTONE_TYPE, RingtoneManager.TYPE_RINGTONE); // 设置显示的标题 intent.putExtra(RingtoneManager.EXTRA_RINGTONE_TITLE, "设置来电铃声"); startActivityForResult(intent, Ringtone); } }}); btn2.setOnClickListener(new Button.OnClickListener() {public void onClick(View v) { // TODO Auto-generated method stub if (isFile(FileAlarm)) { Intent intent = new Intent( RingtoneManager.ACTION_RINGTONE_PICKER); intent.putExtra(RingtoneManager.EXTRA_RINGTONE_TYPE, RingtoneManager.TYPE_ALARM); intent.putExtra(RingtoneManager.EXTRA_RINGTONE_TITLE, "设置闹钟铃声"); startActivityForResult(intent, Alarm); } }}); btn3.setOnClickListener(new Button.OnClickListener() {public void onClick(View v) { // TODO Auto-generated method stub if (isFile(FileNotification)) { Intent intent = new Intent( RingtoneManager.ACTION_RINGTONE_PICKER); intent.putExtra(RingtoneManager.EXTRA_RINGTONE_TYPE, RingtoneManager.TYPE_NOTIFICATION); intent.putExtra(RingtoneManager.EXTRA_RINGTONE_TITLE, "设置通知铃声"); startActivityForResult(intent, Notification); }}}); }/** * 设置铃声之后的回调函数 */ @Override protected void onActivityResult(int requestCode, int resultCode, Intent data) { super.onActivityResult(requestCode, resultCode, data); if (resultCode != RESULT_OK) { return; } else { // 得到我们选择的铃声 Uri uri = data .getParcelableExtra(RingtoneManager.EXTRA_RINGTONE_PICKED_URI); if (uri != null) { switch (requestCode) { case Ringtone: RingtoneManager.setActualDefaultRingtoneUri(this, RingtoneManager.TYPE_RINGTONE, uri); break; case Alarm: RingtoneManager.setActualDefaultRingtoneUri(this, RingtoneManager.TYPE_ALARM, uri); break; case Notification: RingtoneManager.setActualDefaultRingtoneUri(this, RingtoneManager.TYPE_NOTIFICATION, uri); break; default: break; } }} }/** * 判断文件是否存在，不存在则创建. * * @param path * @return */ private boolean isFile(String path) { boolean b = false; File f = new File(path); if (f.exists()) { b = true; } else { if (f.mkdirs()) { b = true; } else { b = false; } } return b; } }Java代码收藏代码< ?xml version="1.0" encoding="utf-8"?> < LinearLayout xmlns:android="http://schemas.android.com/apk/res/android" android:orientation="vertical" android:layout_width="fill_parent" android:layout_height="fill_parent"> < TextView android:layout_width="fill_parent" android:layout_height="wrap_content" android:text="@string/hello" /> < Button android:text="设置来电铃声" android:id="@+id/Button01" android:layout_width="fill_parent" android:layout_height="wrap_content"> < /Button> < Button android:text="设置闹钟铃声" android:id="@+id/Button02" android:layout_width="fill_parent" android:layout_height="wrap_content"> < /Button> < Button android:text="设置通知铃声" android:id="@+id/Button03" android:layout_width="fill_parent" android:layout_height="wrap_content"> < /Button> < /LinearLayout> Java代码收藏代码< ?xml version="1.0" encoding="utf-8"?> < manifest xmlns:android="http://schemas.android.com/apk/res/android" package="com.Aina.Android" android:versionCode="1" android:versionName="1.0"> < application android:icon="@drawable/icon" android:label="@string/app_name"> < activity android:name=".Test" android:label="@string/app_name"> < intent-filter> < action android:name="android.intent.action.MAIN" /> < category android:name="android.intent.category.LAUNCHER" /> < /intent-filter> < /activity> < /application> < uses-permission android:name="android.permission.INTERNET" /> < uses-permission android:name="android.permission.MOUNT_UNMOUNT_FILESYSTEMS" /> < /manifest>

【Android RingtoneManager 铃声管理】