Beth Thibodeau | 7b6c178 | 2020-03-05 11:43:51 -0500 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2020 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package com.android.systemui.media; |
| 18 | |
| 19 | import android.annotation.LayoutRes; |
| 20 | import android.app.PendingIntent; |
| 21 | import android.content.ComponentName; |
| 22 | import android.content.Context; |
| 23 | import android.content.Intent; |
| 24 | import android.content.pm.PackageManager; |
| 25 | import android.content.pm.ResolveInfo; |
| 26 | import android.content.res.ColorStateList; |
| 27 | import android.graphics.Bitmap; |
| 28 | import android.graphics.drawable.Drawable; |
| 29 | import android.graphics.drawable.GradientDrawable; |
| 30 | import android.graphics.drawable.Icon; |
| 31 | import android.graphics.drawable.RippleDrawable; |
| 32 | import android.media.MediaMetadata; |
| 33 | import android.media.session.MediaController; |
| 34 | import android.media.session.MediaSession; |
| 35 | import android.media.session.PlaybackState; |
| 36 | import android.os.Handler; |
| 37 | import android.util.Log; |
| 38 | import android.view.KeyEvent; |
| 39 | import android.view.LayoutInflater; |
| 40 | import android.view.View; |
| 41 | import android.view.ViewGroup; |
| 42 | import android.widget.ImageButton; |
| 43 | import android.widget.ImageView; |
| 44 | import android.widget.LinearLayout; |
| 45 | import android.widget.TextView; |
| 46 | |
| 47 | import androidx.core.graphics.drawable.RoundedBitmapDrawable; |
| 48 | import androidx.core.graphics.drawable.RoundedBitmapDrawableFactory; |
| 49 | |
| 50 | import com.android.settingslib.media.MediaDevice; |
| 51 | import com.android.settingslib.media.MediaOutputSliceConstants; |
| 52 | import com.android.settingslib.widget.AdaptiveIcon; |
| 53 | import com.android.systemui.Dependency; |
| 54 | import com.android.systemui.R; |
| 55 | import com.android.systemui.plugins.ActivityStarter; |
| 56 | import com.android.systemui.statusbar.NotificationMediaManager; |
| 57 | |
| 58 | import java.util.List; |
| 59 | import java.util.concurrent.Executor; |
| 60 | |
| 61 | /** |
| 62 | * Base media control panel for System UI |
| 63 | */ |
| 64 | public class MediaControlPanel implements NotificationMediaManager.MediaListener { |
| 65 | private static final String TAG = "MediaControlPanel"; |
| 66 | private final NotificationMediaManager mMediaManager; |
| 67 | private final Executor mBackgroundExecutor; |
| 68 | |
| 69 | private Context mContext; |
| 70 | protected LinearLayout mMediaNotifView; |
| 71 | private View mSeamless; |
| 72 | private MediaSession.Token mToken; |
| 73 | private MediaController mController; |
| 74 | private int mForegroundColor; |
| 75 | private int mBackgroundColor; |
| 76 | protected ComponentName mRecvComponent; |
| 77 | |
| 78 | private final int[] mActionIds; |
| 79 | |
| 80 | // Button IDs used in notifications |
| 81 | protected static final int[] NOTIF_ACTION_IDS = { |
| 82 | com.android.internal.R.id.action0, |
| 83 | com.android.internal.R.id.action1, |
| 84 | com.android.internal.R.id.action2, |
| 85 | com.android.internal.R.id.action3, |
| 86 | com.android.internal.R.id.action4 |
| 87 | }; |
| 88 | |
| 89 | private MediaController.Callback mSessionCallback = new MediaController.Callback() { |
| 90 | @Override |
| 91 | public void onSessionDestroyed() { |
| 92 | Log.d(TAG, "session destroyed"); |
| 93 | mController.unregisterCallback(mSessionCallback); |
| 94 | clearControls(); |
| 95 | } |
| 96 | }; |
| 97 | |
| 98 | /** |
| 99 | * Initialize a new control panel |
| 100 | * @param context |
| 101 | * @param parent |
| 102 | * @param manager |
| 103 | * @param layoutId layout resource to use for this control panel |
| 104 | * @param actionIds resource IDs for action buttons in the layout |
| 105 | * @param backgroundExecutor background executor, used for processing artwork |
| 106 | */ |
| 107 | public MediaControlPanel(Context context, ViewGroup parent, NotificationMediaManager manager, |
| 108 | @LayoutRes int layoutId, int[] actionIds, Executor backgroundExecutor) { |
| 109 | mContext = context; |
| 110 | LayoutInflater inflater = LayoutInflater.from(mContext); |
| 111 | mMediaNotifView = (LinearLayout) inflater.inflate(layoutId, parent, false); |
| 112 | mMediaManager = manager; |
| 113 | mActionIds = actionIds; |
| 114 | mBackgroundExecutor = backgroundExecutor; |
| 115 | } |
| 116 | |
| 117 | /** |
| 118 | * Get the view used to display media controls |
| 119 | * @return the view |
| 120 | */ |
| 121 | public View getView() { |
| 122 | return mMediaNotifView; |
| 123 | } |
| 124 | |
| 125 | /** |
| 126 | * Get the context |
| 127 | * @return context |
| 128 | */ |
| 129 | public Context getContext() { |
| 130 | return mContext; |
| 131 | } |
| 132 | |
| 133 | /** |
| 134 | * Update the media panel view for the given media session |
| 135 | * @param token |
| 136 | * @param icon |
| 137 | * @param iconColor |
| 138 | * @param bgColor |
| 139 | * @param contentIntent |
| 140 | * @param appNameString |
| 141 | * @param device |
| 142 | */ |
| 143 | public void setMediaSession(MediaSession.Token token, Icon icon, int iconColor, |
| 144 | int bgColor, PendingIntent contentIntent, String appNameString, MediaDevice device) { |
| 145 | mToken = token; |
| 146 | mForegroundColor = iconColor; |
| 147 | mBackgroundColor = bgColor; |
| 148 | mController = new MediaController(mContext, mToken); |
| 149 | |
| 150 | MediaMetadata mediaMetadata = mController.getMetadata(); |
| 151 | |
| 152 | // Try to find a receiver for the media button that matches this app |
| 153 | PackageManager pm = mContext.getPackageManager(); |
| 154 | Intent it = new Intent(Intent.ACTION_MEDIA_BUTTON); |
| 155 | List<ResolveInfo> info = pm.queryBroadcastReceiversAsUser(it, 0, mContext.getUser()); |
| 156 | if (info != null) { |
| 157 | for (ResolveInfo inf : info) { |
| 158 | if (inf.activityInfo.packageName.equals(mController.getPackageName())) { |
| 159 | mRecvComponent = inf.getComponentInfo().getComponentName(); |
| 160 | } |
| 161 | } |
| 162 | } |
| 163 | |
| 164 | mController.registerCallback(mSessionCallback); |
| 165 | |
| 166 | if (mediaMetadata == null) { |
| 167 | Log.e(TAG, "Media metadata was null"); |
| 168 | return; |
| 169 | } |
| 170 | |
| 171 | ImageView albumView = mMediaNotifView.findViewById(R.id.album_art); |
| 172 | if (albumView != null) { |
| 173 | // Resize art in a background thread |
| 174 | mBackgroundExecutor.execute(() -> processAlbumArt(mediaMetadata, albumView)); |
| 175 | } |
| 176 | mMediaNotifView.setBackgroundTintList(ColorStateList.valueOf(mBackgroundColor)); |
| 177 | |
| 178 | // Click action |
| 179 | mMediaNotifView.setOnClickListener(v -> { |
| 180 | try { |
| 181 | contentIntent.send(); |
| 182 | // Also close shade |
| 183 | mContext.sendBroadcast(new Intent(Intent.ACTION_CLOSE_SYSTEM_DIALOGS)); |
| 184 | } catch (PendingIntent.CanceledException e) { |
| 185 | Log.e(TAG, "Pending intent was canceled", e); |
| 186 | } |
| 187 | }); |
| 188 | |
| 189 | // App icon |
| 190 | ImageView appIcon = mMediaNotifView.findViewById(R.id.icon); |
| 191 | Drawable iconDrawable = icon.loadDrawable(mContext); |
| 192 | iconDrawable.setTint(mForegroundColor); |
| 193 | appIcon.setImageDrawable(iconDrawable); |
| 194 | |
| 195 | // Song name |
| 196 | TextView titleText = mMediaNotifView.findViewById(R.id.header_title); |
| 197 | String songName = mediaMetadata.getString(MediaMetadata.METADATA_KEY_TITLE); |
| 198 | titleText.setText(songName); |
| 199 | titleText.setTextColor(mForegroundColor); |
| 200 | |
| 201 | // Not in mini player: |
| 202 | // App title |
| 203 | TextView appName = mMediaNotifView.findViewById(R.id.app_name); |
| 204 | if (appName != null) { |
| 205 | appName.setText(appNameString); |
| 206 | appName.setTextColor(mForegroundColor); |
| 207 | } |
| 208 | |
| 209 | // Artist name |
| 210 | TextView artistText = mMediaNotifView.findViewById(R.id.header_artist); |
| 211 | if (artistText != null) { |
| 212 | String artistName = mediaMetadata.getString(MediaMetadata.METADATA_KEY_ARTIST); |
| 213 | artistText.setText(artistName); |
| 214 | artistText.setTextColor(mForegroundColor); |
| 215 | } |
| 216 | |
| 217 | // Transfer chip |
| 218 | mSeamless = mMediaNotifView.findViewById(R.id.media_seamless); |
| 219 | if (mSeamless != null) { |
| 220 | mSeamless.setVisibility(View.VISIBLE); |
| 221 | updateDevice(device); |
| 222 | ActivityStarter mActivityStarter = Dependency.get(ActivityStarter.class); |
| 223 | mSeamless.setOnClickListener(v -> { |
| 224 | final Intent intent = new Intent() |
| 225 | .setAction(MediaOutputSliceConstants.ACTION_MEDIA_OUTPUT) |
| 226 | .putExtra(MediaOutputSliceConstants.EXTRA_PACKAGE_NAME, |
| 227 | mController.getPackageName()) |
| 228 | .putExtra(MediaOutputSliceConstants.KEY_MEDIA_SESSION_TOKEN, mToken); |
| 229 | mActivityStarter.startActivity(intent, false, true /* dismissShade */, |
| 230 | Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK); |
| 231 | }); |
| 232 | } |
| 233 | |
| 234 | // Ensure is only added once |
| 235 | mMediaManager.removeCallback(this); |
| 236 | mMediaManager.addCallback(this); |
| 237 | } |
| 238 | |
| 239 | /** |
| 240 | * Return the token for the current media session |
| 241 | * @return the token |
| 242 | */ |
| 243 | public MediaSession.Token getMediaSessionToken() { |
| 244 | return mToken; |
| 245 | } |
| 246 | |
| 247 | /** |
| 248 | * Get the current media controller |
| 249 | * @return the controller |
| 250 | */ |
| 251 | public MediaController getController() { |
| 252 | return mController; |
| 253 | } |
| 254 | |
| 255 | /** |
| 256 | * Get the name of the package associated with the current media controller |
| 257 | * @return the package name |
| 258 | */ |
| 259 | public String getMediaPlayerPackage() { |
| 260 | return mController.getPackageName(); |
| 261 | } |
| 262 | |
| 263 | /** |
| 264 | * Check whether this player has an attached media session. |
| 265 | * @return whether there is a controller with a current media session. |
| 266 | */ |
| 267 | public boolean hasMediaSession() { |
| 268 | return mController != null && mController.getPlaybackState() != null; |
| 269 | } |
| 270 | |
| 271 | /** |
| 272 | * Check whether the media controlled by this player is currently playing |
| 273 | * @return whether it is playing, or false if no controller information |
| 274 | */ |
| 275 | public boolean isPlaying() { |
| 276 | return isPlaying(mController); |
| 277 | } |
| 278 | |
| 279 | /** |
| 280 | * Check whether the given controller is currently playing |
| 281 | * @param controller media controller to check |
| 282 | * @return whether it is playing, or false if no controller information |
| 283 | */ |
| 284 | protected boolean isPlaying(MediaController controller) { |
| 285 | if (controller == null) { |
| 286 | return false; |
| 287 | } |
| 288 | |
| 289 | PlaybackState state = controller.getPlaybackState(); |
| 290 | if (state == null) { |
| 291 | return false; |
| 292 | } |
| 293 | |
| 294 | return (state.getState() == PlaybackState.STATE_PLAYING); |
| 295 | } |
| 296 | |
| 297 | /** |
| 298 | * Process album art for layout |
| 299 | * @param metadata media metadata |
| 300 | * @param albumView view to hold the album art |
| 301 | */ |
| 302 | private void processAlbumArt(MediaMetadata metadata, ImageView albumView) { |
| 303 | Bitmap albumArt = metadata.getBitmap(MediaMetadata.METADATA_KEY_ALBUM_ART); |
| 304 | float radius = mContext.getResources().getDimension(R.dimen.qs_media_corner_radius); |
| 305 | RoundedBitmapDrawable roundedDrawable = null; |
| 306 | if (albumArt != null) { |
| 307 | Bitmap original = albumArt.copy(Bitmap.Config.ARGB_8888, true); |
| 308 | int albumSize = (int) mContext.getResources().getDimension( |
| 309 | R.dimen.qs_media_album_size); |
| 310 | Bitmap scaled = Bitmap.createScaledBitmap(original, albumSize, albumSize, false); |
| 311 | roundedDrawable = RoundedBitmapDrawableFactory.create(mContext.getResources(), scaled); |
| 312 | roundedDrawable.setCornerRadius(radius); |
| 313 | } else { |
| 314 | Log.e(TAG, "No album art available"); |
| 315 | } |
| 316 | |
| 317 | // Now that it's resized, update the UI |
| 318 | final RoundedBitmapDrawable result = roundedDrawable; |
| 319 | albumView.getHandler().post(() -> { |
| 320 | if (result != null) { |
| 321 | albumView.setImageDrawable(result); |
| 322 | albumView.setVisibility(View.VISIBLE); |
| 323 | } else { |
| 324 | albumView.setImageDrawable(null); |
| 325 | albumView.setVisibility(View.GONE); |
| 326 | } |
| 327 | }); |
| 328 | } |
| 329 | |
| 330 | /** |
| 331 | * Update the current device information |
| 332 | * @param device device information to display |
| 333 | */ |
| 334 | public void updateDevice(MediaDevice device) { |
| 335 | if (mSeamless == null) { |
| 336 | return; |
| 337 | } |
| 338 | Handler handler = mSeamless.getHandler(); |
| 339 | handler.post(() -> { |
| 340 | updateChipInternal(device); |
| 341 | }); |
| 342 | } |
| 343 | |
| 344 | private void updateChipInternal(MediaDevice device) { |
| 345 | ColorStateList fgTintList = ColorStateList.valueOf(mForegroundColor); |
| 346 | |
| 347 | // Update the outline color |
| 348 | LinearLayout viewLayout = (LinearLayout) mSeamless; |
| 349 | RippleDrawable bkgDrawable = (RippleDrawable) viewLayout.getBackground(); |
| 350 | GradientDrawable rect = (GradientDrawable) bkgDrawable.getDrawable(0); |
| 351 | rect.setStroke(2, mForegroundColor); |
| 352 | rect.setColor(mBackgroundColor); |
| 353 | |
| 354 | ImageView iconView = mSeamless.findViewById(R.id.media_seamless_image); |
| 355 | TextView deviceName = mSeamless.findViewById(R.id.media_seamless_text); |
| 356 | deviceName.setTextColor(fgTintList); |
| 357 | |
| 358 | if (device != null) { |
| 359 | Drawable icon = device.getIcon(); |
| 360 | iconView.setVisibility(View.VISIBLE); |
| 361 | iconView.setImageTintList(fgTintList); |
| 362 | |
| 363 | if (icon instanceof AdaptiveIcon) { |
| 364 | AdaptiveIcon aIcon = (AdaptiveIcon) icon; |
| 365 | aIcon.setBackgroundColor(mBackgroundColor); |
| 366 | iconView.setImageDrawable(aIcon); |
| 367 | } else { |
| 368 | iconView.setImageDrawable(icon); |
| 369 | } |
| 370 | deviceName.setText(device.getName()); |
| 371 | } else { |
| 372 | // Reset to default |
| 373 | iconView.setVisibility(View.GONE); |
| 374 | deviceName.setText(com.android.internal.R.string.ext_media_seamless_action); |
| 375 | } |
| 376 | } |
| 377 | |
| 378 | /** |
| 379 | * Put controls into a resumption state |
| 380 | */ |
| 381 | public void clearControls() { |
| 382 | // Hide all the old buttons |
| 383 | for (int i = 0; i < mActionIds.length; i++) { |
| 384 | ImageButton thisBtn = mMediaNotifView.findViewById(mActionIds[i]); |
| 385 | if (thisBtn != null) { |
| 386 | thisBtn.setVisibility(View.GONE); |
| 387 | } |
| 388 | } |
| 389 | |
| 390 | // Add a restart button |
| 391 | ImageButton btn = mMediaNotifView.findViewById(mActionIds[0]); |
| 392 | btn.setOnClickListener(v -> { |
| 393 | Log.d(TAG, "Attempting to restart session"); |
| 394 | // Send a media button event to previously found receiver |
| 395 | if (mRecvComponent != null) { |
| 396 | Intent intent = new Intent(Intent.ACTION_MEDIA_BUTTON); |
| 397 | intent.setComponent(mRecvComponent); |
| 398 | int keyCode = KeyEvent.KEYCODE_MEDIA_PLAY; |
| 399 | intent.putExtra( |
| 400 | Intent.EXTRA_KEY_EVENT, |
| 401 | new KeyEvent(KeyEvent.ACTION_DOWN, keyCode)); |
| 402 | mContext.sendBroadcast(intent); |
| 403 | } else { |
| 404 | Log.d(TAG, "No receiver to restart"); |
| 405 | // If we don't have a receiver, try relaunching the activity instead |
| 406 | try { |
| 407 | mController.getSessionActivity().send(); |
| 408 | } catch (PendingIntent.CanceledException e) { |
| 409 | Log.e(TAG, "Pending intent was canceled", e); |
| 410 | } |
| 411 | } |
| 412 | }); |
| 413 | btn.setImageDrawable(mContext.getResources().getDrawable(R.drawable.lb_ic_play)); |
| 414 | btn.setImageTintList(ColorStateList.valueOf(mForegroundColor)); |
| 415 | btn.setVisibility(View.VISIBLE); |
| 416 | } |
| 417 | |
| 418 | @Override |
| 419 | public void onMetadataOrStateChanged(MediaMetadata metadata, int state) { |
| 420 | if (state == PlaybackState.STATE_NONE) { |
| 421 | clearControls(); |
| 422 | mMediaManager.removeCallback(this); |
| 423 | } |
| 424 | } |
| 425 | } |