| /* |
| * Copyright (C) 2013 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.android.server.wm; |
| |
| import static com.android.server.wm.WindowManagerService.TAG; |
| import static com.android.server.wm.WindowManagerService.DEBUG_STACK; |
| |
| import android.util.EventLog; |
| import android.util.Slog; |
| import com.android.server.EventLogTags; |
| |
| class Task { |
| TaskStack mStack; |
| final AppTokenList mAppTokens = new AppTokenList(); |
| final int taskId; |
| final int mUserId; |
| boolean mDeferRemoval = false; |
| final WindowManagerService mService; |
| |
| Task(AppWindowToken wtoken, TaskStack stack, int userId, WindowManagerService service) { |
| taskId = wtoken.groupId; |
| mAppTokens.add(wtoken); |
| mStack = stack; |
| mUserId = userId; |
| mService = service; |
| } |
| |
| DisplayContent getDisplayContent() { |
| return mStack.getDisplayContent(); |
| } |
| |
| void addAppToken(int addPos, AppWindowToken wtoken) { |
| final int lastPos = mAppTokens.size(); |
| for (int pos = 0; pos < lastPos && pos < addPos; ++pos) { |
| if (mAppTokens.get(pos).removed) { |
| // addPos assumes removed tokens are actually gone. |
| ++addPos; |
| } |
| } |
| mAppTokens.add(addPos, wtoken); |
| mDeferRemoval = false; |
| } |
| |
| void removeLocked() { |
| if (!mAppTokens.isEmpty() && mStack.isAnimating()) { |
| if (DEBUG_STACK) Slog.i(TAG, "removeTask: deferring removing taskId=" + taskId); |
| mDeferRemoval = true; |
| return; |
| } |
| if (DEBUG_STACK) Slog.i(TAG, "removeTask: removing taskId=" + taskId); |
| EventLog.writeEvent(EventLogTags.WM_TASK_REMOVED, taskId, "removeTask"); |
| mDeferRemoval = false; |
| mStack.removeTask(this); |
| mService.mTaskIdToTask.delete(taskId); |
| } |
| |
| boolean removeAppToken(AppWindowToken wtoken) { |
| boolean removed = mAppTokens.remove(wtoken); |
| if (mAppTokens.size() == 0) { |
| EventLog.writeEvent(com.android.server.EventLogTags.WM_TASK_REMOVED, taskId, |
| "removeAppToken: last token"); |
| if (mDeferRemoval) { |
| removeLocked(); |
| } |
| } |
| return removed; |
| } |
| |
| void setSendingToBottom(boolean toBottom) { |
| for (int appTokenNdx = 0; appTokenNdx < mAppTokens.size(); appTokenNdx++) { |
| mAppTokens.get(appTokenNdx).sendingToBottom = toBottom; |
| } |
| } |
| |
| @Override |
| public String toString() { |
| return "{taskId=" + taskId + " appTokens=" + mAppTokens + " mdr=" + mDeferRemoval + "}"; |
| } |
| } |