Update RandomMusicPlayer sample for new RemoteControlClient APIs, also add media button support
Change-Id: Ia6ad08dd0ec1e67f1cffa2d6cfca2120ee0a96c7
This commit is contained in:
Roman Nurik
16
samples/RandomMusicPlayer/Android.mk
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16
samples/RandomMusicPlayer/Android.mk
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@@ -0,0 +1,16 @@
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LOCAL_PATH:= $(call my-dir)
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include $(CLEAR_VARS)
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LOCAL_MODULE_TAGS := samples
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# Only compile source java files in this apk.
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LOCAL_SRC_FILES := $(call all-java-files-under, src)
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LOCAL_PACKAGE_NAME := RandomMusicPlayer
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LOCAL_SDK_VERSION := current
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include $(BUILD_PACKAGE)
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# Use the following include to make our test apk.
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include $(call all-makefiles-under,$(LOCAL_PATH))
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@@ -1,5 +1,5 @@
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<?xml version="1.0" encoding="utf-8"?>
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<!-- Copyright (C) 2011 The Android Open Source Project
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<!--
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Copyright (C) 2011 The Android Open Source Project
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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@@ -11,19 +11,23 @@
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License. -->
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limitations under the License.
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-->
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<manifest xmlns:android="http://schemas.android.com/apk/res/android"
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package="com.example.android.musicplayer"
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android:versionCode="1"
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android:versionName="1.0">
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<uses-sdk android:minSdkVersion="7" android:targetSdkVersion="8" />
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<uses-sdk android:minSdkVersion="7" android:targetSdkVersion="14" />
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<uses-permission android:name="android.permission.INTERNET" />
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<uses-permission android:name="android.permission.WAKE_LOCK" />
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<application android:icon="@drawable/ic_launcher" android:label="Random Music Player">
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<application android:icon="@drawable/ic_launcher" android:label="@string/app_title">
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<activity android:name=".MainActivity"
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android:label="Random Music Player"
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android:label="@string/app_title"
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android:theme="@android:style/Theme.Black.NoTitleBar">
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<intent-filter>
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<action android:name="android.intent.action.MAIN" />
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@@ -33,6 +37,7 @@
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<service android:exported="false" android:name=".MusicService">
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<intent-filter>
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<action android:name="com.example.android.musicplayer.action.TOGGLE_PLAYBACK" />
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<action android:name="com.example.android.musicplayer.action.PLAY" />
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<action android:name="com.example.android.musicplayer.action.PAUSE" />
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<action android:name="com.example.android.musicplayer.action.SKIP" />
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@@ -49,6 +54,10 @@
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<intent-filter>
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<action android:name="android.media.AUDIO_BECOMING_NOISY" />
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</intent-filter>
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<intent-filter>
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<action android:name="android.intent.action.MEDIA_BUTTON" />
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</intent-filter>
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</receiver>
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</application>
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</manifest>
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@@ -1,11 +0,0 @@
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# This file is automatically generated by Android Tools.
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# Do not modify this file -- YOUR CHANGES WILL BE ERASED!
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#
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# This file must be checked in Version Control Systems.
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#
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# To customize properties used by the Ant build system use,
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# "build.properties", and override values to adapt the script to your
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# project structure.
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# Project target.
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target=android-8
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BIN
samples/RandomMusicPlayer/res/drawable-hdpi-v11/ic_stat_playing.png
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samples/RandomMusicPlayer/res/drawable-hdpi-v11/ic_stat_playing.png
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After Width: | Height: | Size: 740 B |
BIN
samples/RandomMusicPlayer/res/drawable-hdpi-v9/ic_stat_playing.png
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BIN
samples/RandomMusicPlayer/res/drawable-hdpi-v9/ic_stat_playing.png
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Before Width: | Height: | Size: 392 B After Width: | Height: | Size: 834 B |
BIN
samples/RandomMusicPlayer/res/drawable-hdpi/ic_launcher.png
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samples/RandomMusicPlayer/res/drawable-hdpi/ic_launcher.png
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Before Width: | Height: | Size: 1.4 KiB After Width: | Height: | Size: 3.9 KiB |
BIN
samples/RandomMusicPlayer/res/drawable-hdpi/ic_stat_playing.png
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BIN
samples/RandomMusicPlayer/res/drawable-hdpi/ic_stat_playing.png
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Before Width: | Height: | Size: 1.0 KiB After Width: | Height: | Size: 1.1 KiB |
@@ -1,22 +0,0 @@
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<?xml version="1.0" encoding="utf-8"?>
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<!-- Copyright (C) 2011 The Android Open Source Project
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License. -->
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<selector xmlns:android="http://schemas.android.com/apk/res/android">
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<item android:state_pressed="true"
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android:drawable="@drawable/eject_pressed" /> <!-- pressed -->
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<item android:state_focused="true"
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android:drawable="@drawable/eject_pressed" /> <!-- focused -->
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<item android:drawable="@drawable/eject" /> <!-- default -->
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</selector>
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@@ -1,22 +0,0 @@
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<?xml version="1.0" encoding="utf-8"?>
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<!-- Copyright (C) 2011 The Android Open Source Project
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License. -->
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<selector xmlns:android="http://schemas.android.com/apk/res/android">
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<item android:state_pressed="true"
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android:drawable="@drawable/ff_pressed" /> <!-- pressed -->
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<item android:state_focused="true"
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android:drawable="@drawable/ff_pressed" /> <!-- focused -->
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<item android:drawable="@drawable/ff" /> <!-- default -->
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</selector>
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@@ -1,22 +0,0 @@
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<?xml version="1.0" encoding="utf-8"?>
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<!-- Copyright (C) 2011 The Android Open Source Project
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License. -->
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<selector xmlns:android="http://schemas.android.com/apk/res/android">
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<item android:state_pressed="true"
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android:drawable="@drawable/pause_pressed" /> <!-- pressed -->
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<item android:state_focused="true"
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android:drawable="@drawable/pause_pressed" /> <!-- focused -->
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<item android:drawable="@drawable/pause" /> <!-- default -->
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</selector>
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@@ -1,22 +0,0 @@
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<?xml version="1.0" encoding="utf-8"?>
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<!-- Copyright (C) 2011 The Android Open Source Project
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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|
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http://www.apache.org/licenses/LICENSE-2.0
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|
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
|
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
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See the License for the specific language governing permissions and
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limitations under the License. -->
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<selector xmlns:android="http://schemas.android.com/apk/res/android">
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<item android:state_pressed="true"
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android:drawable="@drawable/play_pressed" /> <!-- pressed -->
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<item android:state_focused="true"
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android:drawable="@drawable/play_pressed" /> <!-- focused -->
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<item android:drawable="@drawable/play" /> <!-- default -->
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</selector>
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@@ -1,22 +0,0 @@
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<?xml version="1.0" encoding="utf-8"?>
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<!-- Copyright (C) 2011 The Android Open Source Project
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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|
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http://www.apache.org/licenses/LICENSE-2.0
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|
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
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See the License for the specific language governing permissions and
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limitations under the License. -->
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<selector xmlns:android="http://schemas.android.com/apk/res/android">
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<item android:state_pressed="true"
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android:drawable="@drawable/rew_pressed" /> <!-- pressed -->
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<item android:state_focused="true"
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android:drawable="@drawable/rew_pressed" /> <!-- focused -->
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<item android:drawable="@drawable/rew" /> <!-- default -->
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</selector>
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@@ -1,22 +0,0 @@
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<?xml version="1.0" encoding="utf-8"?>
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<!-- Copyright (C) 2011 The Android Open Source Project
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
|
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You may obtain a copy of the License at
|
||||
|
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http://www.apache.org/licenses/LICENSE-2.0
|
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|
||||
Unless required by applicable law or agreed to in writing, software
|
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distributed under the License is distributed on an "AS IS" BASIS,
|
||||
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
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See the License for the specific language governing permissions and
|
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limitations under the License. -->
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<selector xmlns:android="http://schemas.android.com/apk/res/android">
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<item android:state_pressed="true"
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android:drawable="@drawable/stop_pressed" /> <!-- pressed -->
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<item android:state_focused="true"
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android:drawable="@drawable/stop_pressed" /> <!-- focused -->
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<item android:drawable="@drawable/stop" /> <!-- default -->
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</selector>
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Before Width: | Height: | Size: 499 B |
BIN
samples/RandomMusicPlayer/res/drawable-mdpi-v11/ic_stat_playing.png
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BIN
samples/RandomMusicPlayer/res/drawable-mdpi-v11/ic_stat_playing.png
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After Width: | Height: | Size: 547 B |
BIN
samples/RandomMusicPlayer/res/drawable-mdpi-v9/ic_stat_playing.png
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BIN
samples/RandomMusicPlayer/res/drawable-mdpi-v9/ic_stat_playing.png
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Before Width: | Height: | Size: 4.4 KiB |
BIN
samples/RandomMusicPlayer/res/drawable-mdpi/ic_launcher.png
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BIN
samples/RandomMusicPlayer/res/drawable-mdpi/ic_launcher.png
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Before Width: | Height: | Size: 1.4 KiB After Width: | Height: | Size: 2.5 KiB |
BIN
samples/RandomMusicPlayer/res/drawable-mdpi/ic_stat_playing.png
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samples/RandomMusicPlayer/res/drawable-mdpi/ic_stat_playing.png
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@@ -1,22 +0,0 @@
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<?xml version="1.0" encoding="utf-8"?>
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<!-- Copyright (C) 2011 The Android Open Source Project
|
||||
|
||||
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. -->
|
||||
|
||||
<selector xmlns:android="http://schemas.android.com/apk/res/android">
|
||||
<item android:state_pressed="true"
|
||||
android:drawable="@drawable/eject_pressed" /> <!-- pressed -->
|
||||
<item android:state_focused="true"
|
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android:drawable="@drawable/eject_pressed" /> <!-- focused -->
|
||||
<item android:drawable="@drawable/eject" /> <!-- default -->
|
||||
</selector>
|
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@@ -1,22 +0,0 @@
|
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<?xml version="1.0" encoding="utf-8"?>
|
||||
<!-- Copyright (C) 2011 The Android Open Source Project
|
||||
|
||||
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. -->
|
||||
|
||||
<selector xmlns:android="http://schemas.android.com/apk/res/android">
|
||||
<item android:state_pressed="true"
|
||||
android:drawable="@drawable/ff_pressed" /> <!-- pressed -->
|
||||
<item android:state_focused="true"
|
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android:drawable="@drawable/ff_pressed" /> <!-- focused -->
|
||||
<item android:drawable="@drawable/ff" /> <!-- default -->
|
||||
</selector>
|
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@@ -1,22 +0,0 @@
|
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<?xml version="1.0" encoding="utf-8"?>
|
||||
<!-- Copyright (C) 2011 The Android Open Source Project
|
||||
|
||||
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. -->
|
||||
|
||||
<selector xmlns:android="http://schemas.android.com/apk/res/android">
|
||||
<item android:state_pressed="true"
|
||||
android:drawable="@drawable/pause_pressed" /> <!-- pressed -->
|
||||
<item android:state_focused="true"
|
||||
android:drawable="@drawable/pause_pressed" /> <!-- focused -->
|
||||
<item android:drawable="@drawable/pause" /> <!-- default -->
|
||||
</selector>
|
||||
@@ -1,22 +0,0 @@
|
||||
<?xml version="1.0" encoding="utf-8"?>
|
||||
<!-- Copyright (C) 2011 The Android Open Source Project
|
||||
|
||||
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. -->
|
||||
|
||||
<selector xmlns:android="http://schemas.android.com/apk/res/android">
|
||||
<item android:state_pressed="true"
|
||||
android:drawable="@drawable/play_pressed" /> <!-- pressed -->
|
||||
<item android:state_focused="true"
|
||||
android:drawable="@drawable/play_pressed" /> <!-- focused -->
|
||||
<item android:drawable="@drawable/play" /> <!-- default -->
|
||||
</selector>
|
||||
@@ -1,22 +0,0 @@
|
||||
<?xml version="1.0" encoding="utf-8"?>
|
||||
<!-- Copyright (C) 2011 The Android Open Source Project
|
||||
|
||||
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. -->
|
||||
|
||||
<selector xmlns:android="http://schemas.android.com/apk/res/android">
|
||||
<item android:state_pressed="true"
|
||||
android:drawable="@drawable/rew_pressed" /> <!-- pressed -->
|
||||
<item android:state_focused="true"
|
||||
android:drawable="@drawable/rew_pressed" /> <!-- focused -->
|
||||
<item android:drawable="@drawable/rew" /> <!-- default -->
|
||||
</selector>
|
||||
@@ -1,22 +0,0 @@
|
||||
<?xml version="1.0" encoding="utf-8"?>
|
||||
<!-- Copyright (C) 2011 The Android Open Source Project
|
||||
|
||||
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. -->
|
||||
|
||||
<selector xmlns:android="http://schemas.android.com/apk/res/android">
|
||||
<item android:state_pressed="true"
|
||||
android:drawable="@drawable/stop_pressed" /> <!-- pressed -->
|
||||
<item android:state_focused="true"
|
||||
android:drawable="@drawable/stop_pressed" /> <!-- focused -->
|
||||
<item android:drawable="@drawable/stop" /> <!-- default -->
|
||||
</selector>
|
||||
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samples/RandomMusicPlayer/res/drawable-nodpi/dummy_album_art.png
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samples/RandomMusicPlayer/res/drawable-nodpi/dummy_album_art.png
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After Width: | Height: | Size: 9.8 KiB |
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samples/RandomMusicPlayer/res/drawable-xhdpi-v11/ic_stat_playing.png
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samples/RandomMusicPlayer/res/drawable-xhdpi-v11/ic_stat_playing.png
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After Width: | Height: | Size: 985 B |
BIN
samples/RandomMusicPlayer/res/drawable-xhdpi-v9/ic_stat_playing.png
Executable file
BIN
samples/RandomMusicPlayer/res/drawable-xhdpi-v9/ic_stat_playing.png
Executable file
Binary file not shown.
|
After Width: | Height: | Size: 1.1 KiB |
BIN
samples/RandomMusicPlayer/res/drawable-xhdpi/ic_launcher.png
Executable file
BIN
samples/RandomMusicPlayer/res/drawable-xhdpi/ic_launcher.png
Executable file
Binary file not shown.
|
After Width: | Height: | Size: 5.1 KiB |
BIN
samples/RandomMusicPlayer/res/drawable-xhdpi/ic_stat_playing.png
Executable file
BIN
samples/RandomMusicPlayer/res/drawable-xhdpi/ic_stat_playing.png
Executable file
Binary file not shown.
|
After Width: | Height: | Size: 1.7 KiB |
21
samples/RandomMusicPlayer/res/drawable/btn_eject.xml
Normal file
21
samples/RandomMusicPlayer/res/drawable/btn_eject.xml
Normal file
@@ -0,0 +1,21 @@
|
||||
<!--
|
||||
Copyright (C) 2011 The Android Open Source Project
|
||||
|
||||
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.
|
||||
-->
|
||||
|
||||
<selector xmlns:android="http://schemas.android.com/apk/res/android">
|
||||
<item android:state_pressed="true" android:drawable="@drawable/eject_pressed" />
|
||||
<item android:state_focused="true" android:drawable="@drawable/eject_pressed" />
|
||||
<item android:drawable="@drawable/eject" />
|
||||
</selector>
|
||||
21
samples/RandomMusicPlayer/res/drawable/btn_ff.xml
Normal file
21
samples/RandomMusicPlayer/res/drawable/btn_ff.xml
Normal file
@@ -0,0 +1,21 @@
|
||||
<!--
|
||||
Copyright (C) 2011 The Android Open Source Project
|
||||
|
||||
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.
|
||||
-->
|
||||
|
||||
<selector xmlns:android="http://schemas.android.com/apk/res/android">
|
||||
<item android:state_pressed="true" android:drawable="@drawable/ff_pressed" />
|
||||
<item android:state_focused="true" android:drawable="@drawable/ff_pressed" />
|
||||
<item android:drawable="@drawable/ff" />
|
||||
</selector>
|
||||
21
samples/RandomMusicPlayer/res/drawable/btn_pause.xml
Normal file
21
samples/RandomMusicPlayer/res/drawable/btn_pause.xml
Normal file
@@ -0,0 +1,21 @@
|
||||
<!--
|
||||
Copyright (C) 2011 The Android Open Source Project
|
||||
|
||||
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.
|
||||
-->
|
||||
|
||||
<selector xmlns:android="http://schemas.android.com/apk/res/android">
|
||||
<item android:state_pressed="true" android:drawable="@drawable/pause_pressed" />
|
||||
<item android:state_focused="true" android:drawable="@drawable/pause_pressed" />
|
||||
<item android:drawable="@drawable/pause" />
|
||||
</selector>
|
||||
21
samples/RandomMusicPlayer/res/drawable/btn_play.xml
Normal file
21
samples/RandomMusicPlayer/res/drawable/btn_play.xml
Normal file
@@ -0,0 +1,21 @@
|
||||
<!--
|
||||
Copyright (C) 2011 The Android Open Source Project
|
||||
|
||||
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.
|
||||
-->
|
||||
|
||||
<selector xmlns:android="http://schemas.android.com/apk/res/android">
|
||||
<item android:state_pressed="true" android:drawable="@drawable/play_pressed" />
|
||||
<item android:state_focused="true" android:drawable="@drawable/play_pressed" />
|
||||
<item android:drawable="@drawable/play" />
|
||||
</selector>
|
||||
21
samples/RandomMusicPlayer/res/drawable/btn_rew.xml
Normal file
21
samples/RandomMusicPlayer/res/drawable/btn_rew.xml
Normal file
@@ -0,0 +1,21 @@
|
||||
<!--
|
||||
Copyright (C) 2011 The Android Open Source Project
|
||||
|
||||
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.
|
||||
-->
|
||||
|
||||
<selector xmlns:android="http://schemas.android.com/apk/res/android">
|
||||
<item android:state_pressed="true" android:drawable="@drawable/rew_pressed" />
|
||||
<item android:state_focused="true" android:drawable="@drawable/rew_pressed" />
|
||||
<item android:drawable="@drawable/rew" />
|
||||
</selector>
|
||||
21
samples/RandomMusicPlayer/res/drawable/btn_stop.xml
Normal file
21
samples/RandomMusicPlayer/res/drawable/btn_stop.xml
Normal file
@@ -0,0 +1,21 @@
|
||||
<!--
|
||||
Copyright (C) 2011 The Android Open Source Project
|
||||
|
||||
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.
|
||||
-->
|
||||
|
||||
<selector xmlns:android="http://schemas.android.com/apk/res/android">
|
||||
<item android:state_pressed="true" android:drawable="@drawable/stop_pressed" />
|
||||
<item android:state_focused="true" android:drawable="@drawable/stop_pressed" />
|
||||
<item android:drawable="@drawable/stop" />
|
||||
</selector>
|
||||
@@ -1,5 +1,5 @@
|
||||
<?xml version="1.0" encoding="utf-8"?>
|
||||
<!-- Copyright (C) 2011 The Android Open Source Project
|
||||
<!--
|
||||
Copyright (C) 2011 The Android Open Source Project
|
||||
|
||||
Licensed under the Apache License, Version 2.0 (the "License");
|
||||
you may not use this file except in compliance with the License.
|
||||
@@ -11,73 +11,58 @@
|
||||
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. -->
|
||||
limitations under the License.
|
||||
-->
|
||||
|
||||
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
|
||||
android:orientation="vertical"
|
||||
android:layout_width="fill_parent"
|
||||
android:layout_height="fill_parent"
|
||||
android:gravity="center"
|
||||
android:background="#000040"
|
||||
>
|
||||
android:background="#000040">
|
||||
|
||||
<TextView android:text="Random Music Player"
|
||||
<TextView android:text="@string/app_title"
|
||||
android:layout_width="wrap_content"
|
||||
android:layout_height="wrap_content"
|
||||
android:padding="20dp"
|
||||
android:textColor="#ffffff"
|
||||
android:textSize="20sp"
|
||||
android:textStyle="bold"
|
||||
/>
|
||||
android:textStyle="bold" />
|
||||
|
||||
<LinearLayout
|
||||
android:orientation="horizontal"
|
||||
<LinearLayout android:orientation="horizontal"
|
||||
android:layout_width="wrap_content"
|
||||
android:layout_height="wrap_content"
|
||||
android:gravity="center"
|
||||
>
|
||||
<Button
|
||||
android:id="@+id/rewindbutton"
|
||||
android:background="@drawable/selector_rew"
|
||||
android:gravity="center">
|
||||
<Button android:id="@+id/rewindbutton"
|
||||
android:background="@drawable/btn_rew"
|
||||
android:layout_width="64dp"
|
||||
android:layout_height="64dp"
|
||||
android:layout_margin="5dp"
|
||||
/>
|
||||
<Button
|
||||
android:id="@+id/playbutton"
|
||||
android:background="@drawable/selector_play"
|
||||
android:layout_margin="5dp" />
|
||||
<Button android:id="@+id/playbutton"
|
||||
android:background="@drawable/btn_play"
|
||||
android:layout_width="64dp"
|
||||
android:layout_height="64dp"
|
||||
android:layout_margin="5dp"
|
||||
/>
|
||||
<Button
|
||||
android:id="@+id/pausebutton"
|
||||
android:background="@drawable/selector_pause"
|
||||
android:layout_margin="5dp" />
|
||||
<Button android:id="@+id/pausebutton"
|
||||
android:background="@drawable/btn_pause"
|
||||
android:layout_width="64dp"
|
||||
android:layout_height="64dp"
|
||||
android:layout_margin="5dp"
|
||||
/>
|
||||
<Button
|
||||
android:id="@+id/skipbutton"
|
||||
android:background="@drawable/selector_ff"
|
||||
android:layout_margin="5dp" />
|
||||
<Button android:id="@+id/skipbutton"
|
||||
android:background="@drawable/btn_ff"
|
||||
android:layout_width="64dp"
|
||||
android:layout_height="64dp"
|
||||
android:layout_margin="5dp"
|
||||
/>
|
||||
<Button
|
||||
android:id="@+id/stopbutton"
|
||||
android:background="@drawable/selector_stop"
|
||||
android:layout_margin="5dp" />
|
||||
<Button android:id="@+id/stopbutton"
|
||||
android:background="@drawable/btn_stop"
|
||||
android:layout_width="64dp"
|
||||
android:layout_height="64dp"
|
||||
android:layout_margin="5dp"
|
||||
/>
|
||||
<Button
|
||||
android:id="@+id/ejectbutton"
|
||||
android:background="@drawable/selector_eject"
|
||||
android:layout_margin="5dp" />
|
||||
<Button android:id="@+id/ejectbutton"
|
||||
android:background="@drawable/btn_eject"
|
||||
android:layout_width="64dp"
|
||||
android:layout_height="64dp"
|
||||
android:layout_margin="5dp"
|
||||
/>
|
||||
android:layout_margin="5dp" />
|
||||
|
||||
</LinearLayout>
|
||||
</LinearLayout>
|
||||
|
||||
@@ -1,93 +0,0 @@
|
||||
<?xml version="1.0" encoding="utf-8"?>
|
||||
<!-- Copyright (C) 2011 The Android Open Source Project
|
||||
|
||||
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. -->
|
||||
|
||||
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
|
||||
android:orientation="vertical"
|
||||
android:layout_width="fill_parent"
|
||||
android:layout_height="fill_parent"
|
||||
android:gravity="center"
|
||||
android:background="#000040"
|
||||
>
|
||||
|
||||
<TextView android:text="Random Music Player"
|
||||
android:layout_width="wrap_content"
|
||||
android:layout_height="wrap_content"
|
||||
android:padding="20dp"
|
||||
android:textColor="#ffffff"
|
||||
android:textSize="20sp"
|
||||
android:textStyle="bold"
|
||||
/>
|
||||
|
||||
<LinearLayout
|
||||
android:orientation="horizontal"
|
||||
android:layout_width="wrap_content"
|
||||
android:layout_height="wrap_content"
|
||||
android:gravity="center"
|
||||
android:layout_margin="10dp"
|
||||
>
|
||||
<Button
|
||||
android:id="@+id/rewindbutton"
|
||||
android:background="@drawable/selector_rew"
|
||||
android:layout_width="64dp"
|
||||
android:layout_height="64dp"
|
||||
android:layout_margin="5dp"
|
||||
/>
|
||||
<Button
|
||||
android:id="@+id/playbutton"
|
||||
android:background="@drawable/selector_play"
|
||||
android:layout_width="64dp"
|
||||
android:layout_height="64dp"
|
||||
android:layout_margin="5dp"
|
||||
/>
|
||||
<Button
|
||||
android:id="@+id/pausebutton"
|
||||
android:background="@drawable/selector_pause"
|
||||
android:layout_width="64dp"
|
||||
android:layout_height="64dp"
|
||||
android:layout_margin="5dp"
|
||||
/>
|
||||
<Button
|
||||
android:id="@+id/skipbutton"
|
||||
android:background="@drawable/selector_ff"
|
||||
android:layout_width="64dp"
|
||||
android:layout_height="64dp"
|
||||
android:layout_margin="5dp"
|
||||
/>
|
||||
</LinearLayout>
|
||||
|
||||
<LinearLayout
|
||||
android:orientation="horizontal"
|
||||
android:layout_width="wrap_content"
|
||||
android:layout_height="wrap_content"
|
||||
android:gravity="center"
|
||||
android:layout_margin="10dp"
|
||||
>
|
||||
<Button
|
||||
android:id="@+id/stopbutton"
|
||||
android:background="@drawable/selector_stop"
|
||||
android:layout_width="64dp"
|
||||
android:layout_height="64dp"
|
||||
android:layout_margin="5dp"
|
||||
/>
|
||||
<Button
|
||||
android:id="@+id/ejectbutton"
|
||||
android:background="@drawable/selector_eject"
|
||||
android:layout_width="64dp"
|
||||
android:layout_height="64dp"
|
||||
android:layout_margin="5dp"
|
||||
/>
|
||||
|
||||
</LinearLayout>
|
||||
</LinearLayout>
|
||||
76
samples/RandomMusicPlayer/res/layout/main.xml
Normal file
76
samples/RandomMusicPlayer/res/layout/main.xml
Normal file
@@ -0,0 +1,76 @@
|
||||
<!--
|
||||
Copyright (C) 2011 The Android Open Source Project
|
||||
|
||||
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.
|
||||
-->
|
||||
|
||||
<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
|
||||
android:orientation="vertical"
|
||||
android:layout_width="fill_parent"
|
||||
android:layout_height="fill_parent"
|
||||
android:gravity="center"
|
||||
android:background="#000040">
|
||||
|
||||
<TextView android:text="@string/app_title"
|
||||
android:layout_width="wrap_content"
|
||||
android:layout_height="wrap_content"
|
||||
android:padding="20dp"
|
||||
android:textColor="#ffffff"
|
||||
android:textSize="20sp"
|
||||
android:textStyle="bold" />
|
||||
|
||||
<LinearLayout android:orientation="horizontal"
|
||||
android:layout_width="wrap_content"
|
||||
android:layout_height="wrap_content"
|
||||
android:gravity="center"
|
||||
android:layout_margin="10dp">
|
||||
<Button android:id="@+id/rewindbutton"
|
||||
android:background="@drawable/btn_rew"
|
||||
android:layout_width="64dp"
|
||||
android:layout_height="64dp"
|
||||
android:layout_margin="5dp" />
|
||||
<Button android:id="@+id/playbutton"
|
||||
android:background="@drawable/btn_play"
|
||||
android:layout_width="64dp"
|
||||
android:layout_height="64dp"
|
||||
android:layout_margin="5dp" />
|
||||
<Button android:id="@+id/pausebutton"
|
||||
android:background="@drawable/btn_pause"
|
||||
android:layout_width="64dp"
|
||||
android:layout_height="64dp"
|
||||
android:layout_margin="5dp" />
|
||||
<Button android:id="@+id/skipbutton"
|
||||
android:background="@drawable/btn_ff"
|
||||
android:layout_width="64dp"
|
||||
android:layout_height="64dp"
|
||||
android:layout_margin="5dp" />
|
||||
</LinearLayout>
|
||||
|
||||
<LinearLayout android:orientation="horizontal"
|
||||
android:layout_width="wrap_content"
|
||||
android:layout_height="wrap_content"
|
||||
android:gravity="center"
|
||||
android:layout_margin="10dp">
|
||||
<Button android:id="@+id/stopbutton"
|
||||
android:background="@drawable/btn_stop"
|
||||
android:layout_width="64dp"
|
||||
android:layout_height="64dp"
|
||||
android:layout_margin="5dp" />
|
||||
<Button android:id="@+id/ejectbutton"
|
||||
android:background="@drawable/btn_eject"
|
||||
android:layout_width="64dp"
|
||||
android:layout_height="64dp"
|
||||
android:layout_margin="5dp" />
|
||||
|
||||
</LinearLayout>
|
||||
</LinearLayout>
|
||||
19
samples/RandomMusicPlayer/res/values/strings.xml
Normal file
19
samples/RandomMusicPlayer/res/values/strings.xml
Normal file
@@ -0,0 +1,19 @@
|
||||
<!--
|
||||
Copyright (C) 2011 The Android Open Source Project
|
||||
|
||||
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.
|
||||
-->
|
||||
|
||||
<resources>
|
||||
<string name="app_title">Random Music Player</string>
|
||||
</resources>
|
||||
@@ -51,7 +51,6 @@ public class AudioFocusHelper implements AudioManager.OnAudioFocusChangeListener
|
||||
* Called by AudioManager on audio focus changes. We implement this by calling our
|
||||
* MusicFocusable appropriately to relay the message.
|
||||
*/
|
||||
@Override
|
||||
public void onAudioFocusChange(int focusChange) {
|
||||
if (mFocusable == null) return;
|
||||
switch (focusChange) {
|
||||
|
||||
@@ -22,6 +22,7 @@ import android.content.DialogInterface;
|
||||
import android.content.Intent;
|
||||
import android.net.Uri;
|
||||
import android.os.Bundle;
|
||||
import android.view.KeyEvent;
|
||||
import android.view.View;
|
||||
import android.view.View.OnClickListener;
|
||||
import android.widget.Button;
|
||||
@@ -71,7 +72,6 @@ public class MainActivity extends Activity implements OnClickListener {
|
||||
mEjectButton.setOnClickListener(this);
|
||||
}
|
||||
|
||||
@Override
|
||||
public void onClick(View target) {
|
||||
// Send the correct intent to the MusicService, according to the button that was clicked
|
||||
if (target == mPlayButton)
|
||||
@@ -119,4 +119,15 @@ public class MainActivity extends Activity implements OnClickListener {
|
||||
|
||||
alertBuilder.show();
|
||||
}
|
||||
|
||||
@Override
|
||||
public boolean onKeyDown(int keyCode, KeyEvent event) {
|
||||
switch (keyCode) {
|
||||
case KeyEvent.KEYCODE_MEDIA_PLAY_PAUSE:
|
||||
case KeyEvent.KEYCODE_HEADSETHOOK:
|
||||
startService(new Intent(MusicService.ACTION_TOGGLE_PLAYBACK));
|
||||
return true;
|
||||
}
|
||||
return super.onKeyDown(keyCode, event);
|
||||
}
|
||||
}
|
||||
|
||||
@@ -0,0 +1,85 @@
|
||||
package com.example.android.musicplayer;
|
||||
|
||||
import android.content.ComponentName;
|
||||
import android.media.AudioManager;
|
||||
import android.util.Log;
|
||||
|
||||
import java.lang.reflect.InvocationTargetException;
|
||||
import java.lang.reflect.Method;
|
||||
|
||||
/**
|
||||
* Class that assists with handling new media button APIs available in API level 8.
|
||||
*/
|
||||
public class MediaButtonHelper {
|
||||
// Backwards compatibility code (methods available as of API Level 8)
|
||||
private static final String TAG = "MediaButtonHelper";
|
||||
|
||||
static {
|
||||
initializeStaticCompatMethods();
|
||||
}
|
||||
|
||||
static Method sMethodRegisterMediaButtonEventReceiver;
|
||||
static Method sMethodUnregisterMediaButtonEventReceiver;
|
||||
|
||||
static void initializeStaticCompatMethods() {
|
||||
try {
|
||||
sMethodRegisterMediaButtonEventReceiver = AudioManager.class.getMethod(
|
||||
"registerMediaButtonEventReceiver",
|
||||
new Class[] { ComponentName.class });
|
||||
sMethodUnregisterMediaButtonEventReceiver = AudioManager.class.getMethod(
|
||||
"unregisterMediaButtonEventReceiver",
|
||||
new Class[] { ComponentName.class });
|
||||
} catch (NoSuchMethodException e) {
|
||||
// Silently fail when running on an OS before API level 8.
|
||||
}
|
||||
}
|
||||
|
||||
public static void registerMediaButtonEventReceiverCompat(AudioManager audioManager,
|
||||
ComponentName receiver) {
|
||||
if (sMethodRegisterMediaButtonEventReceiver == null)
|
||||
return;
|
||||
|
||||
try {
|
||||
sMethodRegisterMediaButtonEventReceiver.invoke(audioManager, receiver);
|
||||
} catch (InvocationTargetException e) {
|
||||
// Unpack original exception when possible
|
||||
Throwable cause = e.getCause();
|
||||
if (cause instanceof RuntimeException) {
|
||||
throw (RuntimeException) cause;
|
||||
} else if (cause instanceof Error) {
|
||||
throw (Error) cause;
|
||||
} else {
|
||||
// Unexpected checked exception; wrap and re-throw
|
||||
throw new RuntimeException(e);
|
||||
}
|
||||
} catch (IllegalAccessException e) {
|
||||
Log.e(TAG, "IllegalAccessException invoking registerMediaButtonEventReceiver.");
|
||||
e.printStackTrace();
|
||||
}
|
||||
}
|
||||
|
||||
@SuppressWarnings("unused")
|
||||
public static void unregisterMediaButtonEventReceiverCompat(AudioManager audioManager,
|
||||
ComponentName receiver) {
|
||||
if (sMethodUnregisterMediaButtonEventReceiver == null)
|
||||
return;
|
||||
|
||||
try {
|
||||
sMethodUnregisterMediaButtonEventReceiver.invoke(audioManager, receiver);
|
||||
} catch (InvocationTargetException e) {
|
||||
// Unpack original exception when possible
|
||||
Throwable cause = e.getCause();
|
||||
if (cause instanceof RuntimeException) {
|
||||
throw (RuntimeException) cause;
|
||||
} else if (cause instanceof Error) {
|
||||
throw (Error) cause;
|
||||
} else {
|
||||
// Unexpected checked exception; wrap and re-throw
|
||||
throw new RuntimeException(e);
|
||||
}
|
||||
} catch (IllegalAccessException e) {
|
||||
Log.e(TAG, "IllegalAccessException invoking unregisterMediaButtonEventReceiver.");
|
||||
e.printStackTrace();
|
||||
}
|
||||
}
|
||||
}
|
||||
@@ -19,22 +19,53 @@ package com.example.android.musicplayer;
|
||||
import android.content.BroadcastReceiver;
|
||||
import android.content.Context;
|
||||
import android.content.Intent;
|
||||
import android.util.Log;
|
||||
import android.view.KeyEvent;
|
||||
import android.widget.Toast;
|
||||
|
||||
/**
|
||||
* Receives broadcasted intents. In particular, we are interested in the
|
||||
* android.media.AUDIO_BECOMING_NOISY intent, which is broadcast, for example, when the user
|
||||
* disconnects the headphones. This class works because we are declaring it in a <receiver>
|
||||
* tag in AndroidManifest.xml.
|
||||
* android.media.AUDIO_BECOMING_NOISY and android.intent.action.MEDIA_BUTTON intents, which is
|
||||
* broadcast, for example, when the user disconnects the headphones. This class works because we are
|
||||
* declaring it in a <receiver> tag in AndroidManifest.xml.
|
||||
*/
|
||||
public class MusicIntentReceiver extends BroadcastReceiver {
|
||||
@Override
|
||||
public void onReceive(Context ctx, Intent intent) {
|
||||
public void onReceive(Context context, Intent intent) {
|
||||
if (intent.getAction().equals(android.media.AudioManager.ACTION_AUDIO_BECOMING_NOISY)) {
|
||||
Toast.makeText(ctx, "Headphones disconnected.", Toast.LENGTH_SHORT).show();
|
||||
Toast.makeText(context, "Headphones disconnected.", Toast.LENGTH_SHORT).show();
|
||||
|
||||
// send an intent to our MusicService to telling it to pause the audio
|
||||
ctx.startService(new Intent(MusicService.ACTION_PAUSE));
|
||||
context.startService(new Intent(MusicService.ACTION_PAUSE));
|
||||
|
||||
} else if (intent.getAction().equals(Intent.ACTION_MEDIA_BUTTON)) {
|
||||
KeyEvent keyEvent = (KeyEvent) intent.getExtras().get(Intent.EXTRA_KEY_EVENT);
|
||||
if (keyEvent.getAction() != KeyEvent.ACTION_DOWN)
|
||||
return;
|
||||
|
||||
switch (keyEvent.getKeyCode()) {
|
||||
case KeyEvent.KEYCODE_HEADSETHOOK:
|
||||
case KeyEvent.KEYCODE_MEDIA_PLAY_PAUSE:
|
||||
context.startService(new Intent(MusicService.ACTION_TOGGLE_PLAYBACK));
|
||||
break;
|
||||
case KeyEvent.KEYCODE_MEDIA_PLAY:
|
||||
context.startService(new Intent(MusicService.ACTION_PLAY));
|
||||
break;
|
||||
case KeyEvent.KEYCODE_MEDIA_PAUSE:
|
||||
context.startService(new Intent(MusicService.ACTION_PAUSE));
|
||||
break;
|
||||
case KeyEvent.KEYCODE_MEDIA_STOP:
|
||||
context.startService(new Intent(MusicService.ACTION_STOP));
|
||||
break;
|
||||
case KeyEvent.KEYCODE_MEDIA_NEXT:
|
||||
context.startService(new Intent(MusicService.ACTION_SKIP));
|
||||
break;
|
||||
case KeyEvent.KEYCODE_MEDIA_PREVIOUS:
|
||||
// TODO: ensure that doing this in rapid succession actually plays the
|
||||
// previous song
|
||||
context.startService(new Intent(MusicService.ACTION_REWIND));
|
||||
break;
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
@@ -16,16 +16,17 @@
|
||||
|
||||
package com.example.android.musicplayer;
|
||||
|
||||
import java.util.ArrayList;
|
||||
import java.util.List;
|
||||
import java.util.Random;
|
||||
|
||||
import android.content.ContentResolver;
|
||||
import android.content.ContentUris;
|
||||
import android.database.Cursor;
|
||||
import android.net.Uri;
|
||||
import android.provider.MediaStore;
|
||||
import android.util.Log;
|
||||
|
||||
import java.util.ArrayList;
|
||||
import java.util.List;
|
||||
import java.util.Random;
|
||||
|
||||
/**
|
||||
* Retrieves and organizes media to play. Before being used, you must call {@link #prepare()},
|
||||
* which will retrieve all of the music on the user's device (by performing a query on a content
|
||||
@@ -57,7 +58,8 @@ public class MusicRetriever {
|
||||
|
||||
// Perform a query on the content resolver. The URI we're passing specifies that we
|
||||
// want to query for all audio media on external storage (e.g. SD card)
|
||||
Cursor cur = mContentResolver.query(uri, null, null, null, null);
|
||||
Cursor cur = mContentResolver.query(uri, null,
|
||||
MediaStore.Audio.Media.IS_MUSIC + " = 1", null, null);
|
||||
Log.i(TAG, "Query finished. " + (cur == null ? "Returned NULL." : "Returned a cursor."));
|
||||
|
||||
if (cur == null) {
|
||||
@@ -73,9 +75,12 @@ public class MusicRetriever {
|
||||
|
||||
Log.i(TAG, "Listing...");
|
||||
|
||||
// retrieve the indices of the columns where the ID and title of the song are
|
||||
int titleColumn = cur.getColumnIndex(android.provider.MediaStore.Audio.Media.TITLE);
|
||||
int idColumn = cur.getColumnIndex(android.provider.MediaStore.Audio.Media._ID);
|
||||
// retrieve the indices of the columns where the ID, title, etc. of the song are
|
||||
int artistColumn = cur.getColumnIndex(MediaStore.Audio.Media.ARTIST);
|
||||
int titleColumn = cur.getColumnIndex(MediaStore.Audio.Media.TITLE);
|
||||
int albumColumn = cur.getColumnIndex(MediaStore.Audio.Media.ALBUM);
|
||||
int durationColumn = cur.getColumnIndex(MediaStore.Audio.Media.DURATION);
|
||||
int idColumn = cur.getColumnIndex(MediaStore.Audio.Media._ID);
|
||||
|
||||
Log.i(TAG, "Title column index: " + String.valueOf(titleColumn));
|
||||
Log.i(TAG, "ID column index: " + String.valueOf(titleColumn));
|
||||
@@ -83,7 +88,12 @@ public class MusicRetriever {
|
||||
// add each song to mItems
|
||||
do {
|
||||
Log.i(TAG, "ID: " + cur.getString(idColumn) + " Title: " + cur.getString(titleColumn));
|
||||
mItems.add(new Item(cur.getLong(idColumn), cur.getString(titleColumn)));
|
||||
mItems.add(new Item(
|
||||
cur.getLong(idColumn),
|
||||
cur.getString(artistColumn),
|
||||
cur.getString(titleColumn),
|
||||
cur.getString(albumColumn),
|
||||
cur.getLong(durationColumn)));
|
||||
} while (cur.moveToNext());
|
||||
|
||||
Log.i(TAG, "Done querying media. MusicRetriever is ready.");
|
||||
@@ -99,17 +109,41 @@ public class MusicRetriever {
|
||||
return mItems.get(mRandom.nextInt(mItems.size()));
|
||||
}
|
||||
|
||||
public class Item {
|
||||
public static class Item {
|
||||
long id;
|
||||
String artist;
|
||||
String title;
|
||||
String album;
|
||||
long duration;
|
||||
|
||||
public Item(long id, String title) {
|
||||
public Item(long id, String artist, String title, String album, long duration) {
|
||||
this.id = id;
|
||||
this.artist = artist;
|
||||
this.title = title;
|
||||
this.album = album;
|
||||
this.duration = duration;
|
||||
}
|
||||
|
||||
public long getId() {
|
||||
return id;
|
||||
}
|
||||
|
||||
public String getArtist() {
|
||||
return artist;
|
||||
}
|
||||
|
||||
public String getTitle() {
|
||||
return title;
|
||||
}
|
||||
|
||||
public String getAlbum() {
|
||||
return album;
|
||||
}
|
||||
|
||||
public long getDuration() {
|
||||
return duration;
|
||||
}
|
||||
|
||||
public long getId() { return id; }
|
||||
public String getTitle() { return title; }
|
||||
public Uri getURI() {
|
||||
return ContentUris.withAppendedId(
|
||||
android.provider.MediaStore.Audio.Media.EXTERNAL_CONTENT_URI, id);
|
||||
|
||||
@@ -16,19 +16,22 @@
|
||||
|
||||
package com.example.android.musicplayer;
|
||||
|
||||
import java.io.IOException;
|
||||
|
||||
import android.app.Notification;
|
||||
import android.app.NotificationManager;
|
||||
import android.app.PendingIntent;
|
||||
import android.app.Service;
|
||||
import android.content.ComponentName;
|
||||
import android.content.Context;
|
||||
import android.content.Intent;
|
||||
import android.graphics.Bitmap;
|
||||
import android.graphics.BitmapFactory;
|
||||
import android.media.AudioManager;
|
||||
import android.media.MediaMetadataRetriever;
|
||||
import android.media.MediaPlayer;
|
||||
import android.media.MediaPlayer.OnCompletionListener;
|
||||
import android.media.MediaPlayer.OnErrorListener;
|
||||
import android.media.MediaPlayer.OnPreparedListener;
|
||||
import android.media.RemoteControlClient;
|
||||
import android.net.Uri;
|
||||
import android.net.wifi.WifiManager;
|
||||
import android.net.wifi.WifiManager.WifiLock;
|
||||
@@ -37,9 +40,11 @@ import android.os.PowerManager;
|
||||
import android.util.Log;
|
||||
import android.widget.Toast;
|
||||
|
||||
import java.io.IOException;
|
||||
|
||||
/**
|
||||
* Service that handles media playback. This is the Service through which we perform all the media
|
||||
* handling in our application. Upon initialization, it starts a {@link MediaRetriever} to scan
|
||||
* handling in our application. Upon initialization, it starts a {@link MusicRetriever} to scan
|
||||
* the user's media. Then, it waits for Intents (which come from our main activity,
|
||||
* {@link MainActivity}, which signal the service to perform specific operations: Play, Pause,
|
||||
* Rewind, Skip, etc.
|
||||
@@ -48,7 +53,25 @@ public class MusicService extends Service implements OnCompletionListener, OnPre
|
||||
OnErrorListener, MusicFocusable,
|
||||
PrepareMusicRetrieverTask.MusicRetrieverPreparedListener {
|
||||
|
||||
NotificationManager mNotificationManager;
|
||||
// The tag we put on debug messages
|
||||
final static String TAG = "RandomMusicPlayer";
|
||||
|
||||
// These are the Intent actions that we are prepared to handle. Notice that the fact these
|
||||
// constants exist in our class is a mere convenience: what really defines the actions our
|
||||
// service can handle are the <action> tags in the <intent-filters> tag for our service in
|
||||
// AndroidManifest.xml.
|
||||
public static final String ACTION_TOGGLE_PLAYBACK =
|
||||
"com.example.android.musicplayer.action.TOGGLE_PLAYBACK";
|
||||
public static final String ACTION_PLAY = "com.example.android.musicplayer.action.PLAY";
|
||||
public static final String ACTION_PAUSE = "com.example.android.musicplayer.action.PAUSE";
|
||||
public static final String ACTION_STOP = "com.example.android.musicplayer.action.STOP";
|
||||
public static final String ACTION_SKIP = "com.example.android.musicplayer.action.SKIP";
|
||||
public static final String ACTION_REWIND = "com.example.android.musicplayer.action.REWIND";
|
||||
public static final String ACTION_URL = "com.example.android.musicplayer.action.URL";
|
||||
|
||||
// The volume we set the media player to when we lose audio focus, but are allowed to reduce
|
||||
// the volume instead of stopping playback.
|
||||
public static final float DUCK_VOLUME = 0.1f;
|
||||
|
||||
// our media player
|
||||
MediaPlayer mPlayer = null;
|
||||
@@ -104,24 +127,6 @@ public class MusicService extends Service implements OnCompletionListener, OnPre
|
||||
// device from shutting off the Wifi radio
|
||||
WifiLock mWifiLock;
|
||||
|
||||
// The tag we put on debug messages
|
||||
final static String TAG = "RandomMusicPlayer";
|
||||
|
||||
// These are the Intent actions that we are prepared to handle. Notice that the fact these
|
||||
// constants exist in our class is a mere convenience: what really defines the actions our
|
||||
// service can handle are the <action> tags in the <intent-filters> tag for our service in
|
||||
// AndroidManifest.xml.
|
||||
public static final String ACTION_PLAY = "com.example.android.musicplayer.action.PLAY";
|
||||
public static final String ACTION_PAUSE = "com.example.android.musicplayer.action.PAUSE";
|
||||
public static final String ACTION_STOP = "com.example.android.musicplayer.action.STOP";
|
||||
public static final String ACTION_SKIP = "com.example.android.musicplayer.action.SKIP";
|
||||
public static final String ACTION_REWIND = "com.example.android.musicplayer.action.REWIND";
|
||||
public static final String ACTION_URL = "com.example.android.musicplayer.action.URL";
|
||||
|
||||
// The volume we set the media player to when we lose audio focus, but are allowed to reduce
|
||||
// the volume instead of stopping playback.
|
||||
public final float DUCK_VOLUME = 0.1f;
|
||||
|
||||
// The ID we use for the notification (the onscreen alert that appears at the notification
|
||||
// area at the top of the screen as an icon -- and as text as well if the user expands the
|
||||
// notification area).
|
||||
@@ -131,6 +136,20 @@ public class MusicService extends Service implements OnCompletionListener, OnPre
|
||||
// providing titles and URIs as we need.
|
||||
MusicRetriever mRetriever;
|
||||
|
||||
// our RemoteControlClient object, which will use remote control APIs available in
|
||||
// SDK level >= 14, if they're available.
|
||||
RemoteControlClientCompat mRemoteControlClientCompat;
|
||||
|
||||
// Dummy album art we will pass to the remote control (if the APIs are available).
|
||||
Bitmap mDummyAlbumArt;
|
||||
|
||||
// The component name of MusicIntentReceiver, for use with media button and remote control
|
||||
// APIs
|
||||
ComponentName mMediaButtonReceiverComponent;
|
||||
|
||||
AudioManager mAudioManager;
|
||||
NotificationManager mNotificationManager;
|
||||
|
||||
Notification mNotification = null;
|
||||
|
||||
/**
|
||||
@@ -167,6 +186,7 @@ public class MusicService extends Service implements OnCompletionListener, OnPre
|
||||
.createWifiLock(WifiManager.WIFI_MODE_FULL, "mylock");
|
||||
|
||||
mNotificationManager = (NotificationManager) getSystemService(NOTIFICATION_SERVICE);
|
||||
mAudioManager = (AudioManager) getSystemService(AUDIO_SERVICE);
|
||||
|
||||
// Create the retriever and start an asynchronous task that will prepare it.
|
||||
mRetriever = new MusicRetriever(getContentResolver());
|
||||
@@ -177,6 +197,10 @@ public class MusicService extends Service implements OnCompletionListener, OnPre
|
||||
mAudioFocusHelper = new AudioFocusHelper(getApplicationContext(), this);
|
||||
else
|
||||
mAudioFocus = AudioFocus.Focused; // no focus feature, so we always "have" audio focus
|
||||
|
||||
mDummyAlbumArt = BitmapFactory.decodeResource(getResources(), R.drawable.dummy_album_art);
|
||||
|
||||
mMediaButtonReceiverComponent = new ComponentName(this, MusicIntentReceiver.class);
|
||||
}
|
||||
|
||||
/**
|
||||
@@ -187,7 +211,8 @@ public class MusicService extends Service implements OnCompletionListener, OnPre
|
||||
@Override
|
||||
public int onStartCommand(Intent intent, int flags, int startId) {
|
||||
String action = intent.getAction();
|
||||
if (action.equals(ACTION_PLAY)) processPlayRequest();
|
||||
if (action.equals(ACTION_TOGGLE_PLAYBACK)) processTogglePlaybackRequest();
|
||||
else if (action.equals(ACTION_PLAY)) processPlayRequest();
|
||||
else if (action.equals(ACTION_PAUSE)) processPauseRequest();
|
||||
else if (action.equals(ACTION_SKIP)) processSkipRequest();
|
||||
else if (action.equals(ACTION_STOP)) processStopRequest();
|
||||
@@ -198,6 +223,14 @@ public class MusicService extends Service implements OnCompletionListener, OnPre
|
||||
// restart in case it's killed.
|
||||
}
|
||||
|
||||
void processTogglePlaybackRequest() {
|
||||
if (mState == State.Paused || mState == State.Stopped) {
|
||||
processPlayRequest();
|
||||
} else {
|
||||
processPauseRequest();
|
||||
}
|
||||
}
|
||||
|
||||
void processPlayRequest() {
|
||||
if (mState == State.Retrieving) {
|
||||
// If we are still retrieving media, just set the flag to start playing when we're
|
||||
@@ -209,6 +242,8 @@ public class MusicService extends Service implements OnCompletionListener, OnPre
|
||||
|
||||
tryToGetAudioFocus();
|
||||
|
||||
// actually play the song
|
||||
|
||||
if (mState == State.Stopped) {
|
||||
// If we're stopped, just go ahead to the next song and start playing
|
||||
playNextSong(null);
|
||||
@@ -219,6 +254,12 @@ public class MusicService extends Service implements OnCompletionListener, OnPre
|
||||
setUpAsForeground(mSongTitle + " (playing)");
|
||||
configAndStartMediaPlayer();
|
||||
}
|
||||
|
||||
// Tell any remote controls that our playback state is 'playing'.
|
||||
if (mRemoteControlClientCompat != null) {
|
||||
mRemoteControlClientCompat
|
||||
.setPlaybackState(RemoteControlClient.PLAYSTATE_PLAYING);
|
||||
}
|
||||
}
|
||||
|
||||
void processPauseRequest() {
|
||||
@@ -234,7 +275,13 @@ public class MusicService extends Service implements OnCompletionListener, OnPre
|
||||
mState = State.Paused;
|
||||
mPlayer.pause();
|
||||
relaxResources(false); // while paused, we always retain the MediaPlayer
|
||||
giveUpAudioFocus();
|
||||
// do not give up audio focus
|
||||
}
|
||||
|
||||
// Tell any remote controls that our playback state is 'paused'.
|
||||
if (mRemoteControlClientCompat != null) {
|
||||
mRemoteControlClientCompat
|
||||
.setPlaybackState(RemoteControlClient.PLAYSTATE_PAUSED);
|
||||
}
|
||||
}
|
||||
|
||||
@@ -251,13 +298,23 @@ public class MusicService extends Service implements OnCompletionListener, OnPre
|
||||
}
|
||||
|
||||
void processStopRequest() {
|
||||
if (mState == State.Playing || mState == State.Paused) {
|
||||
processStopRequest(false);
|
||||
}
|
||||
|
||||
void processStopRequest(boolean force) {
|
||||
if (mState == State.Playing || mState == State.Paused || force) {
|
||||
mState = State.Stopped;
|
||||
|
||||
// let go of all resources...
|
||||
relaxResources(true);
|
||||
giveUpAudioFocus();
|
||||
|
||||
// Tell any remote controls that our playback state is 'paused'.
|
||||
if (mRemoteControlClientCompat != null) {
|
||||
mRemoteControlClientCompat
|
||||
.setPlaybackState(RemoteControlClient.PLAYSTATE_STOPPED);
|
||||
}
|
||||
|
||||
// service is no longer necessary. Will be started again if needed.
|
||||
stopSelf();
|
||||
}
|
||||
@@ -330,14 +387,6 @@ public class MusicService extends Service implements OnCompletionListener, OnPre
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Shortcut to making and displaying a toast. Seemed cleaner than repeating
|
||||
* this code everywhere, at least for this sample.
|
||||
*/
|
||||
void say(String message) {
|
||||
Toast.makeText(this, message, Toast.LENGTH_SHORT).show();
|
||||
}
|
||||
|
||||
void tryToGetAudioFocus() {
|
||||
if (mAudioFocus != AudioFocus.Focused && mAudioFocusHelper != null
|
||||
&& mAudioFocusHelper.requestFocus())
|
||||
@@ -355,34 +404,80 @@ public class MusicService extends Service implements OnCompletionListener, OnPre
|
||||
relaxResources(false); // release everything except MediaPlayer
|
||||
|
||||
try {
|
||||
MusicRetriever.Item playingItem = null;
|
||||
if (manualUrl != null) {
|
||||
// set the source of the media player to a manual URL or path
|
||||
createMediaPlayerIfNeeded();
|
||||
mPlayer.setAudioStreamType(AudioManager.STREAM_MUSIC);
|
||||
mPlayer.setDataSource(manualUrl);
|
||||
mSongTitle = manualUrl;
|
||||
mIsStreaming = manualUrl.startsWith("http:") || manualUrl.startsWith("https:");
|
||||
|
||||
playingItem = new MusicRetriever.Item(0, null, manualUrl, null, 0);
|
||||
}
|
||||
else {
|
||||
mIsStreaming = false; // playing a locally available song
|
||||
|
||||
MusicRetriever.Item item = mRetriever.getRandomItem();
|
||||
if (item == null) {
|
||||
say("No song to play :-(");
|
||||
playingItem = mRetriever.getRandomItem();
|
||||
if (playingItem == null) {
|
||||
Toast.makeText(this,
|
||||
"No available music to play. Place some music on your external storage "
|
||||
+ "device (e.g. your SD card) and try again.",
|
||||
Toast.LENGTH_LONG).show();
|
||||
processStopRequest(true); // stop everything!
|
||||
return;
|
||||
}
|
||||
|
||||
// set the source of the media player a a content URI
|
||||
createMediaPlayerIfNeeded();
|
||||
mPlayer.setAudioStreamType(AudioManager.STREAM_MUSIC);
|
||||
mPlayer.setDataSource(getApplicationContext(), item.getURI());
|
||||
mSongTitle = item.getTitle();
|
||||
mPlayer.setDataSource(getApplicationContext(), playingItem.getURI());
|
||||
}
|
||||
|
||||
mSongTitle = playingItem.getTitle();
|
||||
|
||||
mState = State.Preparing;
|
||||
setUpAsForeground(mSongTitle + " (loading)");
|
||||
|
||||
// Use the media button APIs (if available) to register ourselves for media button
|
||||
// events
|
||||
|
||||
MediaButtonHelper.registerMediaButtonEventReceiverCompat(
|
||||
mAudioManager, mMediaButtonReceiverComponent);
|
||||
|
||||
// Use the remote control APIs (if available) to set the playback state
|
||||
|
||||
if (mRemoteControlClientCompat == null) {
|
||||
Intent intent = new Intent(Intent.ACTION_MEDIA_BUTTON);
|
||||
intent.setComponent(mMediaButtonReceiverComponent);
|
||||
mRemoteControlClientCompat = new RemoteControlClientCompat(
|
||||
PendingIntent.getBroadcast(this /*context*/,
|
||||
0 /*requestCode, ignored*/, intent /*intent*/, 0 /*flags*/));
|
||||
RemoteControlHelper.registerRemoteControlClient(mAudioManager,
|
||||
mRemoteControlClientCompat);
|
||||
}
|
||||
|
||||
mRemoteControlClientCompat.setPlaybackState(
|
||||
RemoteControlClient.PLAYSTATE_PLAYING);
|
||||
|
||||
mRemoteControlClientCompat.setTransportControlFlags(
|
||||
RemoteControlClient.FLAG_KEY_MEDIA_PLAY |
|
||||
RemoteControlClient.FLAG_KEY_MEDIA_PAUSE |
|
||||
RemoteControlClient.FLAG_KEY_MEDIA_NEXT |
|
||||
RemoteControlClient.FLAG_KEY_MEDIA_STOP);
|
||||
|
||||
// Update the remote controls
|
||||
mRemoteControlClientCompat.editMetadata(true)
|
||||
.putString(MediaMetadataRetriever.METADATA_KEY_ARTIST, playingItem.getArtist())
|
||||
.putString(MediaMetadataRetriever.METADATA_KEY_ALBUM, playingItem.getAlbum())
|
||||
.putString(MediaMetadataRetriever.METADATA_KEY_TITLE, playingItem.getTitle())
|
||||
.putLong(MediaMetadataRetriever.METADATA_KEY_DURATION,
|
||||
playingItem.getDuration())
|
||||
// TODO: fetch real item artwork
|
||||
.putBitmap(
|
||||
RemoteControlClientCompat.MetadataEditorCompat.METADATA_KEY_ARTWORK,
|
||||
mDummyAlbumArt)
|
||||
.apply();
|
||||
|
||||
// starts preparing the media player in the background. When it's done, it will call
|
||||
// our OnPreparedListener (that is, the onPrepared() method on this class, since we set
|
||||
// the listener to 'this').
|
||||
@@ -403,14 +498,12 @@ public class MusicService extends Service implements OnCompletionListener, OnPre
|
||||
}
|
||||
|
||||
/** Called when media player is done playing current song. */
|
||||
@Override
|
||||
public void onCompletion(MediaPlayer player) {
|
||||
// The media player finished playing the current song, so we go ahead and start the next.
|
||||
playNextSong(null);
|
||||
}
|
||||
|
||||
/** Called when media player is done preparing. */
|
||||
@Override
|
||||
public void onPrepared(MediaPlayer player) {
|
||||
// The media player is done preparing. That means we can start playing!
|
||||
mState = State.Playing;
|
||||
@@ -449,7 +542,6 @@ public class MusicService extends Service implements OnCompletionListener, OnPre
|
||||
* Called when there's an error playing media. When this happens, the media player goes to
|
||||
* the Error state. We warn the user about the error and reset the media player.
|
||||
*/
|
||||
@Override
|
||||
public boolean onError(MediaPlayer mp, int what, int extra) {
|
||||
Toast.makeText(getApplicationContext(), "Media player error! Resetting.",
|
||||
Toast.LENGTH_SHORT).show();
|
||||
@@ -461,7 +553,6 @@ public class MusicService extends Service implements OnCompletionListener, OnPre
|
||||
return true; // true indicates we handled the error
|
||||
}
|
||||
|
||||
@Override
|
||||
public void onGainedAudioFocus() {
|
||||
Toast.makeText(getApplicationContext(), "gained audio focus.", Toast.LENGTH_SHORT).show();
|
||||
mAudioFocus = AudioFocus.Focused;
|
||||
@@ -471,7 +562,6 @@ public class MusicService extends Service implements OnCompletionListener, OnPre
|
||||
configAndStartMediaPlayer();
|
||||
}
|
||||
|
||||
@Override
|
||||
public void onLostAudioFocus(boolean canDuck) {
|
||||
Toast.makeText(getApplicationContext(), "lost audio focus." + (canDuck ? "can duck" :
|
||||
"no duck"), Toast.LENGTH_SHORT).show();
|
||||
@@ -482,7 +572,6 @@ public class MusicService extends Service implements OnCompletionListener, OnPre
|
||||
configAndStartMediaPlayer();
|
||||
}
|
||||
|
||||
@Override
|
||||
public void onMusicRetrieverPrepared() {
|
||||
// Done retrieving!
|
||||
mState = State.Stopped;
|
||||
|
||||
@@ -0,0 +1,353 @@
|
||||
/*
|
||||
* Copyright (C) 2011 The Android Open Source Project
|
||||
*
|
||||
* 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.example.android.musicplayer;
|
||||
|
||||
import android.app.PendingIntent;
|
||||
import android.graphics.Bitmap;
|
||||
import android.os.Looper;
|
||||
import android.util.Log;
|
||||
|
||||
import java.lang.reflect.Field;
|
||||
import java.lang.reflect.Method;
|
||||
|
||||
/**
|
||||
* RemoteControlClient enables exposing information meant to be consumed by remote controls capable
|
||||
* of displaying metadata, artwork and media transport control buttons. A remote control client
|
||||
* object is associated with a media button event receiver. This event receiver must have been
|
||||
* previously registered with
|
||||
* {@link android.media.AudioManager#registerMediaButtonEventReceiver(android.content.ComponentName)}
|
||||
* before the RemoteControlClient can be registered through
|
||||
* {@link android.media.AudioManager#registerRemoteControlClient(android.media.RemoteControlClient)}.
|
||||
*/
|
||||
@SuppressWarnings({"rawtypes", "unchecked"})
|
||||
public class RemoteControlClientCompat {
|
||||
|
||||
private static final String TAG = "RemoteControlCompat";
|
||||
|
||||
private static Class sRemoteControlClientClass;
|
||||
|
||||
// RCC short for RemoteControlClient
|
||||
private static Method sRCCEditMetadataMethod;
|
||||
private static Method sRCCSetPlayStateMethod;
|
||||
private static Method sRCCSetTransportControlFlags;
|
||||
|
||||
private static boolean sHasRemoteControlAPIs = false;
|
||||
|
||||
static {
|
||||
try {
|
||||
ClassLoader classLoader = RemoteControlClientCompat.class.getClassLoader();
|
||||
sRemoteControlClientClass = getActualRemoteControlClientClass(classLoader);
|
||||
// dynamically populate the playstate and flag values in case they change
|
||||
// in future versions.
|
||||
for (Field field : RemoteControlClientCompat.class.getFields()) {
|
||||
try {
|
||||
Field realField = sRemoteControlClientClass.getField(field.getName());
|
||||
Object realValue = realField.get(null);
|
||||
field.set(null, realValue);
|
||||
} catch (NoSuchFieldException e) {
|
||||
Log.w(TAG, "Could not get real field: " + field.getName());
|
||||
} catch (IllegalArgumentException e) {
|
||||
Log.w(TAG, "Error trying to pull field value for: " + field.getName()
|
||||
+ " " + e.getMessage());
|
||||
} catch (IllegalAccessException e) {
|
||||
Log.w(TAG, "Error trying to pull field value for: " + field.getName()
|
||||
+ " " + e.getMessage());
|
||||
}
|
||||
}
|
||||
|
||||
// get the required public methods on RemoteControlClient
|
||||
sRCCEditMetadataMethod = sRemoteControlClientClass.getMethod("editMetadata",
|
||||
boolean.class);
|
||||
sRCCSetPlayStateMethod = sRemoteControlClientClass.getMethod("setPlaybackState",
|
||||
int.class);
|
||||
sRCCSetTransportControlFlags = sRemoteControlClientClass.getMethod(
|
||||
"setTransportControlFlags", int.class);
|
||||
|
||||
sHasRemoteControlAPIs = true;
|
||||
} catch (ClassNotFoundException e) {
|
||||
// Silently fail when running on an OS before ICS.
|
||||
} catch (NoSuchMethodException e) {
|
||||
// Silently fail when running on an OS before ICS.
|
||||
} catch (IllegalArgumentException e) {
|
||||
// Silently fail when running on an OS before ICS.
|
||||
} catch (SecurityException e) {
|
||||
// Silently fail when running on an OS before ICS.
|
||||
}
|
||||
}
|
||||
|
||||
public static Class getActualRemoteControlClientClass(ClassLoader classLoader)
|
||||
throws ClassNotFoundException {
|
||||
return classLoader.loadClass("android.media.RemoteControlClient");
|
||||
}
|
||||
|
||||
private Object mActualRemoteControlClient;
|
||||
|
||||
public RemoteControlClientCompat(PendingIntent pendingIntent) {
|
||||
if (!sHasRemoteControlAPIs) {
|
||||
return;
|
||||
}
|
||||
try {
|
||||
mActualRemoteControlClient =
|
||||
sRemoteControlClientClass.getConstructor(PendingIntent.class)
|
||||
.newInstance(pendingIntent);
|
||||
} catch (Exception e) {
|
||||
throw new RuntimeException(e);
|
||||
}
|
||||
}
|
||||
|
||||
public RemoteControlClientCompat(PendingIntent pendingIntent, Looper looper) {
|
||||
if (!sHasRemoteControlAPIs) {
|
||||
return;
|
||||
}
|
||||
|
||||
try {
|
||||
mActualRemoteControlClient =
|
||||
sRemoteControlClientClass.getConstructor(PendingIntent.class, Looper.class)
|
||||
.newInstance(pendingIntent, looper);
|
||||
} catch (Exception e) {
|
||||
Log.e(TAG, "Error creating new instance of " + sRemoteControlClientClass.getName(), e);
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Class used to modify metadata in a {@link android.media.RemoteControlClient} object. Use
|
||||
* {@link android.media.RemoteControlClient#editMetadata(boolean)} to create an instance of an
|
||||
* editor, on which you set the metadata for the RemoteControlClient instance. Once all the
|
||||
* information has been set, use {@link #apply()} to make it the new metadata that should be
|
||||
* displayed for the associated client. Once the metadata has been "applied", you cannot reuse
|
||||
* this instance of the MetadataEditor.
|
||||
*/
|
||||
public class MetadataEditorCompat {
|
||||
|
||||
private Method mPutStringMethod;
|
||||
private Method mPutBitmapMethod;
|
||||
private Method mPutLongMethod;
|
||||
private Method mClearMethod;
|
||||
private Method mApplyMethod;
|
||||
|
||||
private Object mActualMetadataEditor;
|
||||
|
||||
/**
|
||||
* The metadata key for the content artwork / album art.
|
||||
*/
|
||||
public final static int METADATA_KEY_ARTWORK = 100;
|
||||
|
||||
private MetadataEditorCompat(Object actualMetadataEditor) {
|
||||
if (sHasRemoteControlAPIs && actualMetadataEditor == null) {
|
||||
throw new IllegalArgumentException("Remote Control API's exist, " +
|
||||
"should not be given a null MetadataEditor");
|
||||
}
|
||||
if (sHasRemoteControlAPIs) {
|
||||
Class metadataEditorClass = actualMetadataEditor.getClass();
|
||||
|
||||
try {
|
||||
mPutStringMethod = metadataEditorClass.getMethod("putString",
|
||||
int.class, String.class);
|
||||
mPutBitmapMethod = metadataEditorClass.getMethod("putBitmap",
|
||||
int.class, Bitmap.class);
|
||||
mPutLongMethod = metadataEditorClass.getMethod("putLong",
|
||||
int.class, long.class);
|
||||
mClearMethod = metadataEditorClass.getMethod("clear", new Class[]{});
|
||||
mApplyMethod = metadataEditorClass.getMethod("apply", new Class[]{});
|
||||
} catch (Exception e) {
|
||||
throw new RuntimeException(e.getMessage(), e);
|
||||
}
|
||||
}
|
||||
mActualMetadataEditor = actualMetadataEditor;
|
||||
}
|
||||
|
||||
/**
|
||||
* Adds textual information to be displayed.
|
||||
* Note that none of the information added after {@link #apply()} has been called,
|
||||
* will be displayed.
|
||||
* @param key The identifier of a the metadata field to set. Valid values are
|
||||
* {@link android.media.MediaMetadataRetriever#METADATA_KEY_ALBUM},
|
||||
* {@link android.media.MediaMetadataRetriever#METADATA_KEY_ALBUMARTIST},
|
||||
* {@link android.media.MediaMetadataRetriever#METADATA_KEY_TITLE},
|
||||
* {@link android.media.MediaMetadataRetriever#METADATA_KEY_ARTIST},
|
||||
* {@link android.media.MediaMetadataRetriever#METADATA_KEY_AUTHOR},
|
||||
* {@link android.media.MediaMetadataRetriever#METADATA_KEY_COMPILATION},
|
||||
* {@link android.media.MediaMetadataRetriever#METADATA_KEY_COMPOSER},
|
||||
* {@link android.media.MediaMetadataRetriever#METADATA_KEY_DATE},
|
||||
* {@link android.media.MediaMetadataRetriever#METADATA_KEY_GENRE},
|
||||
* {@link android.media.MediaMetadataRetriever#METADATA_KEY_TITLE},
|
||||
* {@link android.media.MediaMetadataRetriever#METADATA_KEY_WRITER}.
|
||||
* @param value The text for the given key, or {@code null} to signify there is no valid
|
||||
* information for the field.
|
||||
* @return Returns a reference to the same MetadataEditor object, so you can chain put
|
||||
* calls together.
|
||||
*/
|
||||
public MetadataEditorCompat putString(int key, String value) {
|
||||
if (sHasRemoteControlAPIs) {
|
||||
try {
|
||||
mPutStringMethod.invoke(mActualMetadataEditor, key, value);
|
||||
} catch (Exception e) {
|
||||
throw new RuntimeException(e.getMessage(), e);
|
||||
}
|
||||
}
|
||||
return this;
|
||||
}
|
||||
|
||||
/**
|
||||
* Sets the album / artwork picture to be displayed on the remote control.
|
||||
* @param key the identifier of the bitmap to set. The only valid value is
|
||||
* {@link #METADATA_KEY_ARTWORK}
|
||||
* @param bitmap The bitmap for the artwork, or null if there isn't any.
|
||||
* @return Returns a reference to the same MetadataEditor object, so you can chain put
|
||||
* calls together.
|
||||
* @throws IllegalArgumentException
|
||||
* @see android.graphics.Bitmap
|
||||
*/
|
||||
public MetadataEditorCompat putBitmap(int key, Bitmap bitmap) {
|
||||
if (sHasRemoteControlAPIs) {
|
||||
try {
|
||||
mPutBitmapMethod.invoke(mActualMetadataEditor, key, bitmap);
|
||||
} catch (Exception e) {
|
||||
throw new RuntimeException(e.getMessage(), e);
|
||||
}
|
||||
}
|
||||
return this;
|
||||
}
|
||||
|
||||
/**
|
||||
* Adds numerical information to be displayed.
|
||||
* Note that none of the information added after {@link #apply()} has been called,
|
||||
* will be displayed.
|
||||
* @param key the identifier of a the metadata field to set. Valid values are
|
||||
* {@link android.media.MediaMetadataRetriever#METADATA_KEY_CD_TRACK_NUMBER},
|
||||
* {@link android.media.MediaMetadataRetriever#METADATA_KEY_DISC_NUMBER},
|
||||
* {@link android.media.MediaMetadataRetriever#METADATA_KEY_DURATION} (with a value
|
||||
* expressed in milliseconds),
|
||||
* {@link android.media.MediaMetadataRetriever#METADATA_KEY_YEAR}.
|
||||
* @param value The long value for the given key
|
||||
* @return Returns a reference to the same MetadataEditor object, so you can chain put
|
||||
* calls together.
|
||||
* @throws IllegalArgumentException
|
||||
*/
|
||||
public MetadataEditorCompat putLong(int key, long value) {
|
||||
if (sHasRemoteControlAPIs) {
|
||||
try {
|
||||
mPutLongMethod.invoke(mActualMetadataEditor, key, value);
|
||||
} catch (Exception e) {
|
||||
throw new RuntimeException(e.getMessage(), e);
|
||||
}
|
||||
}
|
||||
return this;
|
||||
}
|
||||
|
||||
/**
|
||||
* Clears all the metadata that has been set since the MetadataEditor instance was
|
||||
* created with {@link android.media.RemoteControlClient#editMetadata(boolean)}.
|
||||
*/
|
||||
public void clear() {
|
||||
if (sHasRemoteControlAPIs) {
|
||||
try {
|
||||
mClearMethod.invoke(mActualMetadataEditor, (Object[]) null);
|
||||
} catch (Exception e) {
|
||||
throw new RuntimeException(e.getMessage(), e);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Associates all the metadata that has been set since the MetadataEditor instance was
|
||||
* created with {@link android.media.RemoteControlClient#editMetadata(boolean)}, or since
|
||||
* {@link #clear()} was called, with the RemoteControlClient. Once "applied", this
|
||||
* MetadataEditor cannot be reused to edit the RemoteControlClient's metadata.
|
||||
*/
|
||||
public void apply() {
|
||||
if (sHasRemoteControlAPIs) {
|
||||
try {
|
||||
mApplyMethod.invoke(mActualMetadataEditor, (Object[]) null);
|
||||
} catch (Exception e) {
|
||||
throw new RuntimeException(e.getMessage(), e);
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Creates a {@link android.media.RemoteControlClient.MetadataEditor}.
|
||||
* @param startEmpty Set to false if you want the MetadataEditor to contain the metadata that
|
||||
* was previously applied to the RemoteControlClient, or true if it is to be created empty.
|
||||
* @return a new MetadataEditor instance.
|
||||
*/
|
||||
public MetadataEditorCompat editMetadata(boolean startEmpty) {
|
||||
Object metadataEditor;
|
||||
if (sHasRemoteControlAPIs) {
|
||||
try {
|
||||
metadataEditor = sRCCEditMetadataMethod.invoke(mActualRemoteControlClient,
|
||||
startEmpty);
|
||||
} catch (Exception e) {
|
||||
throw new RuntimeException(e);
|
||||
}
|
||||
} else {
|
||||
metadataEditor = null;
|
||||
}
|
||||
return new MetadataEditorCompat(metadataEditor);
|
||||
}
|
||||
|
||||
/**
|
||||
* Sets the current playback state.
|
||||
* @param state The current playback state, one of the following values:
|
||||
* {@link android.media.RemoteControlClient#PLAYSTATE_STOPPED},
|
||||
* {@link android.media.RemoteControlClient#PLAYSTATE_PAUSED},
|
||||
* {@link android.media.RemoteControlClient#PLAYSTATE_PLAYING},
|
||||
* {@link android.media.RemoteControlClient#PLAYSTATE_FAST_FORWARDING},
|
||||
* {@link android.media.RemoteControlClient#PLAYSTATE_REWINDING},
|
||||
* {@link android.media.RemoteControlClient#PLAYSTATE_SKIPPING_FORWARDS},
|
||||
* {@link android.media.RemoteControlClient#PLAYSTATE_SKIPPING_BACKWARDS},
|
||||
* {@link android.media.RemoteControlClient#PLAYSTATE_BUFFERING},
|
||||
* {@link android.media.RemoteControlClient#PLAYSTATE_ERROR}.
|
||||
*/
|
||||
public void setPlaybackState(int state) {
|
||||
if (sHasRemoteControlAPIs) {
|
||||
try {
|
||||
sRCCSetPlayStateMethod.invoke(mActualRemoteControlClient, state);
|
||||
} catch (Exception e) {
|
||||
throw new RuntimeException(e);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Sets the flags for the media transport control buttons that this client supports.
|
||||
* @param transportControlFlags A combination of the following flags:
|
||||
* {@link android.media.RemoteControlClient#FLAG_KEY_MEDIA_PREVIOUS},
|
||||
* {@link android.media.RemoteControlClient#FLAG_KEY_MEDIA_REWIND},
|
||||
* {@link android.media.RemoteControlClient#FLAG_KEY_MEDIA_PLAY},
|
||||
* {@link android.media.RemoteControlClient#FLAG_KEY_MEDIA_PLAY_PAUSE},
|
||||
* {@link android.media.RemoteControlClient#FLAG_KEY_MEDIA_PAUSE},
|
||||
* {@link android.media.RemoteControlClient#FLAG_KEY_MEDIA_STOP},
|
||||
* {@link android.media.RemoteControlClient#FLAG_KEY_MEDIA_FAST_FORWARD},
|
||||
* {@link android.media.RemoteControlClient#FLAG_KEY_MEDIA_NEXT}
|
||||
*/
|
||||
public void setTransportControlFlags(int transportControlFlags) {
|
||||
if (sHasRemoteControlAPIs) {
|
||||
try {
|
||||
sRCCSetTransportControlFlags.invoke(mActualRemoteControlClient,
|
||||
transportControlFlags);
|
||||
} catch (Exception e) {
|
||||
throw new RuntimeException(e);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
public final Object getActualRemoteControlClientObject() {
|
||||
return mActualRemoteControlClient;
|
||||
}
|
||||
}
|
||||
@@ -0,0 +1,87 @@
|
||||
/*
|
||||
* Copyright (C) 2011 The Android Open Source Project
|
||||
*
|
||||
* 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.example.android.musicplayer;
|
||||
|
||||
import android.media.AudioManager;
|
||||
import android.util.Log;
|
||||
|
||||
import java.lang.reflect.Method;
|
||||
|
||||
/**
|
||||
* Contains methods to handle registering/unregistering remote control clients. These methods only
|
||||
* run on ICS devices. On previous devices, all methods are no-ops.
|
||||
*/
|
||||
@SuppressWarnings({"unchecked", "rawtypes"})
|
||||
public class RemoteControlHelper {
|
||||
private static final String TAG = "RemoteControlHelper";
|
||||
|
||||
private static boolean sHasRemoteControlAPIs = false;
|
||||
|
||||
private static Method sRegisterRemoteControlClientMethod;
|
||||
private static Method sUnregisterRemoteControlClientMethod;
|
||||
|
||||
static {
|
||||
try {
|
||||
ClassLoader classLoader = RemoteControlHelper.class.getClassLoader();
|
||||
Class sRemoteControlClientClass =
|
||||
RemoteControlClientCompat.getActualRemoteControlClientClass(classLoader);
|
||||
sRegisterRemoteControlClientMethod = AudioManager.class.getMethod(
|
||||
"registerRemoteControlClient", new Class[]{sRemoteControlClientClass});
|
||||
sUnregisterRemoteControlClientMethod = AudioManager.class.getMethod(
|
||||
"unregisterRemoteControlClient", new Class[]{sRemoteControlClientClass});
|
||||
sHasRemoteControlAPIs = true;
|
||||
} catch (ClassNotFoundException e) {
|
||||
// Silently fail when running on an OS before ICS.
|
||||
} catch (NoSuchMethodException e) {
|
||||
// Silently fail when running on an OS before ICS.
|
||||
} catch (IllegalArgumentException e) {
|
||||
// Silently fail when running on an OS before ICS.
|
||||
} catch (SecurityException e) {
|
||||
// Silently fail when running on an OS before ICS.
|
||||
}
|
||||
}
|
||||
|
||||
public static void registerRemoteControlClient(AudioManager audioManager,
|
||||
RemoteControlClientCompat remoteControlClient) {
|
||||
if (!sHasRemoteControlAPIs) {
|
||||
return;
|
||||
}
|
||||
|
||||
try {
|
||||
sRegisterRemoteControlClientMethod.invoke(audioManager,
|
||||
remoteControlClient.getActualRemoteControlClientObject());
|
||||
} catch (Exception e) {
|
||||
Log.e(TAG, e.getMessage(), e);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
public static void unregisterRemoteControlClient(AudioManager audioManager,
|
||||
RemoteControlClientCompat remoteControlClient) {
|
||||
if (!sHasRemoteControlAPIs) {
|
||||
return;
|
||||
}
|
||||
|
||||
try {
|
||||
sUnregisterRemoteControlClientMethod.invoke(audioManager,
|
||||
remoteControlClient.getActualRemoteControlClientObject());
|
||||
} catch (Exception e) {
|
||||
Log.e(TAG, e.getMessage(), e);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user