| /* |
| * Copyright (C) 2021 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.launcher3.taskbar; |
| |
| import static com.android.launcher3.taskbar.Utilities.appendFlag; |
| |
| import androidx.annotation.IntDef; |
| |
| import com.android.quickstep.SystemUiProxy; |
| |
| import java.io.PrintWriter; |
| import java.lang.annotation.Retention; |
| import java.lang.annotation.RetentionPolicy; |
| import java.util.StringJoiner; |
| |
| /** |
| * Normally Taskbar will auto-hide when entering immersive (fullscreen) apps. This controller allows |
| * us to suspend that behavior in certain cases (e.g. opening a Folder or dragging an icon). |
| */ |
| public class TaskbarAutohideSuspendController implements |
| TaskbarControllers.LoggableTaskbarController { |
| |
| public static final int FLAG_AUTOHIDE_SUSPEND_FULLSCREEN = 1 << 0; |
| public static final int FLAG_AUTOHIDE_SUSPEND_DRAGGING = 1 << 1; |
| |
| @IntDef(flag = true, value = { |
| FLAG_AUTOHIDE_SUSPEND_FULLSCREEN, |
| FLAG_AUTOHIDE_SUSPEND_DRAGGING, |
| }) |
| @Retention(RetentionPolicy.SOURCE) |
| public @interface AutohideSuspendFlag {} |
| |
| private final SystemUiProxy mSystemUiProxy; |
| |
| private @AutohideSuspendFlag int mAutohideSuspendFlags = 0; |
| |
| public TaskbarAutohideSuspendController(TaskbarActivityContext activity) { |
| mSystemUiProxy = SystemUiProxy.INSTANCE.get(activity); |
| } |
| |
| public void onDestroy() { |
| mSystemUiProxy.notifyTaskbarAutohideSuspend(false); |
| } |
| |
| /** |
| * Adds or removes the given flag, then notifies system UI proxy whether to suspend auto-hide. |
| */ |
| public void updateFlag(@AutohideSuspendFlag int flag, boolean enabled) { |
| if (enabled) { |
| mAutohideSuspendFlags |= flag; |
| } else { |
| mAutohideSuspendFlags &= ~flag; |
| } |
| mSystemUiProxy.notifyTaskbarAutohideSuspend(mAutohideSuspendFlags != 0); |
| } |
| |
| @Override |
| public void dumpLogs(String prefix, PrintWriter pw) { |
| pw.println(prefix + "TaskbarAutohideSuspendController:"); |
| |
| pw.println(prefix + "\tmAutohideSuspendFlags=" + getStateString(mAutohideSuspendFlags)); |
| } |
| |
| private static String getStateString(int flags) { |
| StringJoiner str = new StringJoiner("|"); |
| appendFlag(str, flags, FLAG_AUTOHIDE_SUSPEND_FULLSCREEN, |
| "FLAG_AUTOHIDE_SUSPEND_FULLSCREEN"); |
| appendFlag(str, flags, FLAG_AUTOHIDE_SUSPEND_DRAGGING, "FLAG_AUTOHIDE_SUSPEND_DRAGGING"); |
| return str.toString(); |
| } |
| } |