Dianne Hackborn | 6e1eb76 | 2011-02-17 16:07:28 -0800 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright (C) 2011 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.server.wm; |
| 18 | |
| 19 | import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION_STARTING; |
| 20 | |
| 21 | import com.android.server.wm.WindowManagerService.H; |
| 22 | |
| 23 | import android.content.pm.ActivityInfo; |
| 24 | import android.os.Message; |
| 25 | import android.os.RemoteException; |
| 26 | import android.util.Slog; |
| 27 | import android.view.IApplicationToken; |
| 28 | import android.view.View; |
| 29 | import android.view.WindowManager; |
| 30 | import android.view.animation.Animation; |
| 31 | import android.view.animation.Transformation; |
| 32 | |
| 33 | import java.io.PrintWriter; |
| 34 | import java.util.ArrayList; |
| 35 | |
| 36 | /** |
| 37 | * Version of WindowToken that is specifically for a particular application (or |
| 38 | * really activity) that is displaying windows. |
| 39 | */ |
| 40 | class AppWindowToken extends WindowToken { |
| 41 | // Non-null only for application tokens. |
| 42 | final IApplicationToken appToken; |
| 43 | |
| 44 | // All of the windows and child windows that are included in this |
| 45 | // application token. Note this list is NOT sorted! |
| 46 | final ArrayList<WindowState> allAppWindows = new ArrayList<WindowState>(); |
| 47 | |
| 48 | int groupId = -1; |
| 49 | boolean appFullscreen; |
| 50 | int requestedOrientation = ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED; |
| 51 | |
| 52 | // The input dispatching timeout for this application token in nanoseconds. |
| 53 | long inputDispatchingTimeoutNanos; |
| 54 | |
| 55 | // These are used for determining when all windows associated with |
| 56 | // an activity have been drawn, so they can be made visible together |
| 57 | // at the same time. |
| 58 | int lastTransactionSequence; |
| 59 | int numInterestingWindows; |
| 60 | int numDrawnWindows; |
| 61 | boolean inPendingTransaction; |
| 62 | boolean allDrawn; |
| 63 | |
| 64 | // Is this token going to be hidden in a little while? If so, it |
| 65 | // won't be taken into account for setting the screen orientation. |
| 66 | boolean willBeHidden; |
| 67 | |
| 68 | // Is this window's surface needed? This is almost like hidden, except |
| 69 | // it will sometimes be true a little earlier: when the token has |
| 70 | // been shown, but is still waiting for its app transition to execute |
| 71 | // before making its windows shown. |
| 72 | boolean hiddenRequested; |
| 73 | |
| 74 | // Have we told the window clients to hide themselves? |
| 75 | boolean clientHidden; |
| 76 | |
| 77 | // Last visibility state we reported to the app token. |
| 78 | boolean reportedVisible; |
| 79 | |
| 80 | // Set to true when the token has been removed from the window mgr. |
| 81 | boolean removed; |
| 82 | |
| 83 | // Have we been asked to have this token keep the screen frozen? |
| 84 | boolean freezingScreen; |
| 85 | |
| 86 | boolean animating; |
| 87 | Animation animation; |
| 88 | boolean hasTransformation; |
| 89 | final Transformation transformation = new Transformation(); |
| 90 | |
| 91 | // Offset to the window of all layers in the token, for use by |
| 92 | // AppWindowToken animations. |
| 93 | int animLayerAdjustment; |
| 94 | |
| 95 | // Information about an application starting window if displayed. |
| 96 | StartingData startingData; |
| 97 | WindowState startingWindow; |
| 98 | View startingView; |
| 99 | boolean startingDisplayed; |
| 100 | boolean startingMoved; |
| 101 | boolean firstWindowDrawn; |
| 102 | |
| 103 | // Input application handle used by the input dispatcher. |
| 104 | InputApplicationHandle mInputApplicationHandle; |
| 105 | |
| 106 | AppWindowToken(WindowManagerService _service, IApplicationToken _token) { |
| 107 | super(_service, _token.asBinder(), |
| 108 | WindowManager.LayoutParams.TYPE_APPLICATION, true); |
| 109 | appWindowToken = this; |
| 110 | appToken = _token; |
| 111 | mInputApplicationHandle = new InputApplicationHandle(this); |
| 112 | lastTransactionSequence = service.mTransactionSequence-1; |
| 113 | } |
| 114 | |
| 115 | public void setAnimation(Animation anim) { |
| 116 | if (WindowManagerService.localLOGV) Slog.v( |
| 117 | WindowManagerService.TAG, "Setting animation in " + this + ": " + anim); |
| 118 | animation = anim; |
| 119 | animating = false; |
| 120 | anim.restrictDuration(WindowManagerService.MAX_ANIMATION_DURATION); |
| 121 | anim.scaleCurrentDuration(service.mTransitionAnimationScale); |
| 122 | int zorder = anim.getZAdjustment(); |
| 123 | int adj = 0; |
| 124 | if (zorder == Animation.ZORDER_TOP) { |
| 125 | adj = WindowManagerService.TYPE_LAYER_OFFSET; |
| 126 | } else if (zorder == Animation.ZORDER_BOTTOM) { |
| 127 | adj = -WindowManagerService.TYPE_LAYER_OFFSET; |
| 128 | } |
| 129 | |
| 130 | if (animLayerAdjustment != adj) { |
| 131 | animLayerAdjustment = adj; |
| 132 | updateLayers(); |
| 133 | } |
| 134 | } |
| 135 | |
| 136 | public void setDummyAnimation() { |
| 137 | if (animation == null) { |
| 138 | if (WindowManagerService.localLOGV) Slog.v( |
| 139 | WindowManagerService.TAG, "Setting dummy animation in " + this); |
| 140 | animation = WindowManagerService.sDummyAnimation; |
| 141 | } |
| 142 | } |
| 143 | |
| 144 | public void clearAnimation() { |
| 145 | if (animation != null) { |
| 146 | animation = null; |
| 147 | animating = true; |
| 148 | } |
| 149 | } |
| 150 | |
| 151 | void updateLayers() { |
| 152 | final int N = allAppWindows.size(); |
| 153 | final int adj = animLayerAdjustment; |
| 154 | for (int i=0; i<N; i++) { |
| 155 | WindowState w = allAppWindows.get(i); |
| 156 | w.mAnimLayer = w.mLayer + adj; |
| 157 | if (WindowManagerService.DEBUG_LAYERS) Slog.v(WindowManagerService.TAG, "Updating layer " + w + ": " |
| 158 | + w.mAnimLayer); |
| 159 | if (w == service.mInputMethodTarget && !service.mInputMethodTargetWaitingAnim) { |
| 160 | service.setInputMethodAnimLayerAdjustment(adj); |
| 161 | } |
| 162 | if (w == service.mWallpaperTarget && service.mLowerWallpaperTarget == null) { |
| 163 | service.setWallpaperAnimLayerAdjustmentLocked(adj); |
| 164 | } |
| 165 | } |
| 166 | } |
| 167 | |
| 168 | void sendAppVisibilityToClients() { |
| 169 | final int N = allAppWindows.size(); |
| 170 | for (int i=0; i<N; i++) { |
| 171 | WindowState win = allAppWindows.get(i); |
| 172 | if (win == startingWindow && clientHidden) { |
| 173 | // Don't hide the starting window. |
| 174 | continue; |
| 175 | } |
| 176 | try { |
| 177 | if (WindowManagerService.DEBUG_VISIBILITY) Slog.v(WindowManagerService.TAG, |
| 178 | "Setting visibility of " + win + ": " + (!clientHidden)); |
| 179 | win.mClient.dispatchAppVisibility(!clientHidden); |
| 180 | } catch (RemoteException e) { |
| 181 | } |
| 182 | } |
| 183 | } |
| 184 | |
| 185 | void showAllWindowsLocked() { |
| 186 | final int NW = allAppWindows.size(); |
| 187 | for (int i=0; i<NW; i++) { |
| 188 | WindowState w = allAppWindows.get(i); |
| 189 | if (WindowManagerService.DEBUG_VISIBILITY) Slog.v(WindowManagerService.TAG, |
| 190 | "performing show on: " + w); |
| 191 | w.performShowLocked(); |
| 192 | } |
| 193 | } |
| 194 | |
| 195 | // This must be called while inside a transaction. |
| 196 | boolean stepAnimationLocked(long currentTime, int dw, int dh) { |
| 197 | if (!service.mDisplayFrozen && service.mPolicy.isScreenOn()) { |
| 198 | // We will run animations as long as the display isn't frozen. |
| 199 | |
| 200 | if (animation == WindowManagerService.sDummyAnimation) { |
| 201 | // This guy is going to animate, but not yet. For now count |
| 202 | // it as not animating for purposes of scheduling transactions; |
| 203 | // when it is really time to animate, this will be set to |
| 204 | // a real animation and the next call will execute normally. |
| 205 | return false; |
| 206 | } |
| 207 | |
| 208 | if ((allDrawn || animating || startingDisplayed) && animation != null) { |
| 209 | if (!animating) { |
| 210 | if (WindowManagerService.DEBUG_ANIM) Slog.v( |
| 211 | WindowManagerService.TAG, "Starting animation in " + this + |
| 212 | " @ " + currentTime + ": dw=" + dw + " dh=" + dh |
| 213 | + " scale=" + service.mTransitionAnimationScale |
| 214 | + " allDrawn=" + allDrawn + " animating=" + animating); |
| 215 | animation.initialize(dw, dh, dw, dh); |
| 216 | animation.setStartTime(currentTime); |
| 217 | animating = true; |
| 218 | } |
| 219 | transformation.clear(); |
| 220 | final boolean more = animation.getTransformation( |
| 221 | currentTime, transformation); |
| 222 | if (WindowManagerService.DEBUG_ANIM) Slog.v( |
| 223 | WindowManagerService.TAG, "Stepped animation in " + this + |
| 224 | ": more=" + more + ", xform=" + transformation); |
| 225 | if (more) { |
| 226 | // we're done! |
| 227 | hasTransformation = true; |
| 228 | return true; |
| 229 | } |
| 230 | if (WindowManagerService.DEBUG_ANIM) Slog.v( |
| 231 | WindowManagerService.TAG, "Finished animation in " + this + |
| 232 | " @ " + currentTime); |
| 233 | animation = null; |
| 234 | } |
| 235 | } else if (animation != null) { |
| 236 | // If the display is frozen, and there is a pending animation, |
| 237 | // clear it and make sure we run the cleanup code. |
| 238 | animating = true; |
| 239 | animation = null; |
| 240 | } |
| 241 | |
| 242 | hasTransformation = false; |
| 243 | |
| 244 | if (!animating) { |
| 245 | return false; |
| 246 | } |
| 247 | |
| 248 | clearAnimation(); |
| 249 | animating = false; |
| 250 | if (animLayerAdjustment != 0) { |
| 251 | animLayerAdjustment = 0; |
| 252 | updateLayers(); |
| 253 | } |
| 254 | if (service.mInputMethodTarget != null && service.mInputMethodTarget.mAppToken == this) { |
| 255 | service.moveInputMethodWindowsIfNeededLocked(true); |
| 256 | } |
| 257 | |
| 258 | if (WindowManagerService.DEBUG_ANIM) Slog.v( |
| 259 | WindowManagerService.TAG, "Animation done in " + this |
| 260 | + ": reportedVisible=" + reportedVisible); |
| 261 | |
| 262 | transformation.clear(); |
| 263 | |
| 264 | final int N = windows.size(); |
| 265 | for (int i=0; i<N; i++) { |
| 266 | windows.get(i).finishExit(); |
| 267 | } |
| 268 | updateReportedVisibilityLocked(); |
| 269 | |
| 270 | return false; |
| 271 | } |
| 272 | |
| 273 | void updateReportedVisibilityLocked() { |
| 274 | if (appToken == null) { |
| 275 | return; |
| 276 | } |
| 277 | |
| 278 | int numInteresting = 0; |
| 279 | int numVisible = 0; |
| 280 | boolean nowGone = true; |
| 281 | |
| 282 | if (WindowManagerService.DEBUG_VISIBILITY) Slog.v(WindowManagerService.TAG, "Update reported visibility: " + this); |
| 283 | final int N = allAppWindows.size(); |
| 284 | for (int i=0; i<N; i++) { |
| 285 | WindowState win = allAppWindows.get(i); |
| 286 | if (win == startingWindow || win.mAppFreezing |
| 287 | || win.mViewVisibility != View.VISIBLE |
| 288 | || win.mAttrs.type == TYPE_APPLICATION_STARTING |
| 289 | || win.mDestroying) { |
| 290 | continue; |
| 291 | } |
| 292 | if (WindowManagerService.DEBUG_VISIBILITY) { |
| 293 | Slog.v(WindowManagerService.TAG, "Win " + win + ": isDrawn=" |
| 294 | + win.isDrawnLw() |
| 295 | + ", isAnimating=" + win.isAnimating()); |
| 296 | if (!win.isDrawnLw()) { |
| 297 | Slog.v(WindowManagerService.TAG, "Not displayed: s=" + win.mSurface |
| 298 | + " pv=" + win.mPolicyVisibility |
| 299 | + " dp=" + win.mDrawPending |
| 300 | + " cdp=" + win.mCommitDrawPending |
| 301 | + " ah=" + win.mAttachedHidden |
| 302 | + " th=" |
| 303 | + (win.mAppToken != null |
| 304 | ? win.mAppToken.hiddenRequested : false) |
| 305 | + " a=" + win.mAnimating); |
| 306 | } |
| 307 | } |
| 308 | numInteresting++; |
| 309 | if (win.isDrawnLw()) { |
| 310 | if (!win.isAnimating()) { |
| 311 | numVisible++; |
| 312 | } |
| 313 | nowGone = false; |
| 314 | } else if (win.isAnimating()) { |
| 315 | nowGone = false; |
| 316 | } |
| 317 | } |
| 318 | |
| 319 | boolean nowVisible = numInteresting > 0 && numVisible >= numInteresting; |
| 320 | if (WindowManagerService.DEBUG_VISIBILITY) Slog.v(WindowManagerService.TAG, "VIS " + this + ": interesting=" |
| 321 | + numInteresting + " visible=" + numVisible); |
| 322 | if (nowVisible != reportedVisible) { |
| 323 | if (WindowManagerService.DEBUG_VISIBILITY) Slog.v( |
| 324 | WindowManagerService.TAG, "Visibility changed in " + this |
| 325 | + ": vis=" + nowVisible); |
| 326 | reportedVisible = nowVisible; |
| 327 | Message m = service.mH.obtainMessage( |
| 328 | H.REPORT_APPLICATION_TOKEN_WINDOWS, |
| 329 | nowVisible ? 1 : 0, |
| 330 | nowGone ? 1 : 0, |
| 331 | this); |
| 332 | service.mH.sendMessage(m); |
| 333 | } |
| 334 | } |
| 335 | |
| 336 | WindowState findMainWindow() { |
| 337 | int j = windows.size(); |
| 338 | while (j > 0) { |
| 339 | j--; |
| 340 | WindowState win = windows.get(j); |
| 341 | if (win.mAttrs.type == WindowManager.LayoutParams.TYPE_BASE_APPLICATION |
| 342 | || win.mAttrs.type == WindowManager.LayoutParams.TYPE_APPLICATION_STARTING) { |
| 343 | return win; |
| 344 | } |
| 345 | } |
| 346 | return null; |
| 347 | } |
| 348 | |
| 349 | void dump(PrintWriter pw, String prefix) { |
| 350 | super.dump(pw, prefix); |
| 351 | if (appToken != null) { |
| 352 | pw.print(prefix); pw.println("app=true"); |
| 353 | } |
| 354 | if (allAppWindows.size() > 0) { |
| 355 | pw.print(prefix); pw.print("allAppWindows="); pw.println(allAppWindows); |
| 356 | } |
| 357 | pw.print(prefix); pw.print("groupId="); pw.print(groupId); |
| 358 | pw.print(" appFullscreen="); pw.print(appFullscreen); |
| 359 | pw.print(" requestedOrientation="); pw.println(requestedOrientation); |
| 360 | pw.print(prefix); pw.print("hiddenRequested="); pw.print(hiddenRequested); |
| 361 | pw.print(" clientHidden="); pw.print(clientHidden); |
| 362 | pw.print(" willBeHidden="); pw.print(willBeHidden); |
| 363 | pw.print(" reportedVisible="); pw.println(reportedVisible); |
| 364 | if (paused || freezingScreen) { |
| 365 | pw.print(prefix); pw.print("paused="); pw.print(paused); |
| 366 | pw.print(" freezingScreen="); pw.println(freezingScreen); |
| 367 | } |
| 368 | if (numInterestingWindows != 0 || numDrawnWindows != 0 |
| 369 | || inPendingTransaction || allDrawn) { |
| 370 | pw.print(prefix); pw.print("numInterestingWindows="); |
| 371 | pw.print(numInterestingWindows); |
| 372 | pw.print(" numDrawnWindows="); pw.print(numDrawnWindows); |
| 373 | pw.print(" inPendingTransaction="); pw.print(inPendingTransaction); |
| 374 | pw.print(" allDrawn="); pw.println(allDrawn); |
| 375 | } |
| 376 | if (animating || animation != null) { |
| 377 | pw.print(prefix); pw.print("animating="); pw.print(animating); |
| 378 | pw.print(" animation="); pw.println(animation); |
| 379 | } |
| 380 | if (hasTransformation) { |
| 381 | pw.print(prefix); pw.print("XForm: "); |
| 382 | transformation.printShortString(pw); |
| 383 | pw.println(); |
| 384 | } |
| 385 | if (animLayerAdjustment != 0) { |
| 386 | pw.print(prefix); pw.print("animLayerAdjustment="); pw.println(animLayerAdjustment); |
| 387 | } |
| 388 | if (startingData != null || removed || firstWindowDrawn) { |
| 389 | pw.print(prefix); pw.print("startingData="); pw.print(startingData); |
| 390 | pw.print(" removed="); pw.print(removed); |
| 391 | pw.print(" firstWindowDrawn="); pw.println(firstWindowDrawn); |
| 392 | } |
| 393 | if (startingWindow != null || startingView != null |
| 394 | || startingDisplayed || startingMoved) { |
| 395 | pw.print(prefix); pw.print("startingWindow="); pw.print(startingWindow); |
| 396 | pw.print(" startingView="); pw.print(startingView); |
| 397 | pw.print(" startingDisplayed="); pw.print(startingDisplayed); |
| 398 | pw.print(" startingMoved"); pw.println(startingMoved); |
| 399 | } |
| 400 | } |
| 401 | |
| 402 | @Override |
| 403 | public String toString() { |
| 404 | if (stringName == null) { |
| 405 | StringBuilder sb = new StringBuilder(); |
| 406 | sb.append("AppWindowToken{"); |
| 407 | sb.append(Integer.toHexString(System.identityHashCode(this))); |
| 408 | sb.append(" token="); sb.append(token); sb.append('}'); |
| 409 | stringName = sb.toString(); |
| 410 | } |
| 411 | return stringName; |
| 412 | } |
| 413 | } |