| /* |
| * Copyright (C) 2018 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.systemui.statusbar.phone; |
| |
| import static com.android.systemui.Dependency.MAIN_HANDLER_NAME; |
| import static com.android.systemui.statusbar.phone.BarTransitions.MODE_SEMI_TRANSPARENT; |
| |
| import android.content.Context; |
| import android.graphics.Rect; |
| import android.os.Handler; |
| import android.os.RemoteException; |
| import android.util.Log; |
| import android.view.IWindowManager; |
| import android.view.MotionEvent; |
| import android.view.View; |
| |
| import com.android.internal.annotations.VisibleForTesting; |
| import com.android.systemui.Dependency; |
| import com.android.systemui.SysUiServiceProvider; |
| import com.android.systemui.statusbar.CommandQueue; |
| import com.android.systemui.statusbar.NotificationRemoteInputManager; |
| |
| import javax.inject.Inject; |
| import javax.inject.Named; |
| |
| /** A controller to control all auto-hide things. */ |
| public class AutoHideController implements CommandQueue.Callbacks { |
| private static final String TAG = "AutoHideController"; |
| |
| private final IWindowManager mWindowManagerService; |
| |
| private final Handler mHandler; |
| private final NotificationRemoteInputManager mRemoteInputManager; |
| private final CommandQueue mCommandQueue; |
| private StatusBar mStatusBar; |
| private NavigationBarFragment mNavigationBar; |
| |
| @VisibleForTesting |
| int mDisplayId; |
| @VisibleForTesting |
| int mSystemUiVisibility; |
| // last value sent to window manager |
| private int mLastDispatchedSystemUiVisibility = ~View.SYSTEM_UI_FLAG_VISIBLE; |
| |
| private boolean mAutoHideSuspended; |
| |
| private static final long AUTOHIDE_TIMEOUT_MS = 2250; |
| |
| private final Runnable mAutoHide = () -> { |
| int requested = mSystemUiVisibility & ~getTransientMask(); |
| if (mSystemUiVisibility != requested) { |
| notifySystemUiVisibilityChanged(requested); |
| } |
| }; |
| |
| @Inject |
| public AutoHideController(Context context, @Named(MAIN_HANDLER_NAME) Handler handler) { |
| mCommandQueue = SysUiServiceProvider.getComponent(context, CommandQueue.class); |
| mCommandQueue.addCallback(this); |
| mHandler = handler; |
| mRemoteInputManager = Dependency.get(NotificationRemoteInputManager.class); |
| mWindowManagerService = Dependency.get(IWindowManager.class); |
| |
| mDisplayId = context.getDisplayId(); |
| } |
| |
| @Override |
| public void onDisplayRemoved(int displayId) { |
| if (displayId == mDisplayId) { |
| mCommandQueue.removeCallback(this); |
| } |
| } |
| |
| void setStatusBar(StatusBar statusBar) { |
| mStatusBar = statusBar; |
| } |
| |
| void setNavigationBar(NavigationBarFragment navigationBar) { |
| mNavigationBar = navigationBar; |
| } |
| |
| @Override |
| public void setSystemUiVisibility(int displayId, int vis, int fullscreenStackVis, |
| int dockedStackVis, int mask, Rect fullscreenStackBounds, Rect dockedStackBounds) { |
| if (displayId != mDisplayId) { |
| return; |
| } |
| int oldVal = mSystemUiVisibility; |
| int newVal = (oldVal & ~mask) | (vis & mask); |
| int diff = newVal ^ oldVal; |
| |
| if (diff != 0) { |
| mSystemUiVisibility = newVal; |
| |
| // ready to unhide |
| if (hasStatusBar() && (vis & View.STATUS_BAR_UNHIDE) != 0) { |
| mSystemUiVisibility &= ~View.STATUS_BAR_UNHIDE; |
| } |
| |
| if (hasNavigationBar() && (vis & View.NAVIGATION_BAR_UNHIDE) != 0) { |
| mSystemUiVisibility &= ~View.NAVIGATION_BAR_UNHIDE; |
| } |
| |
| // Re-send setSystemUiVisibility to update un-hide status. |
| if (mSystemUiVisibility != newVal) { |
| mCommandQueue.setSystemUiVisibility(mDisplayId, mSystemUiVisibility, |
| fullscreenStackVis, dockedStackVis, mask, fullscreenStackBounds, |
| dockedStackBounds); |
| } |
| |
| notifySystemUiVisibilityChanged(mSystemUiVisibility); |
| } |
| } |
| |
| @VisibleForTesting |
| void notifySystemUiVisibilityChanged(int vis) { |
| try { |
| if (mLastDispatchedSystemUiVisibility != vis) { |
| mWindowManagerService.statusBarVisibilityChanged(mDisplayId, vis); |
| mLastDispatchedSystemUiVisibility = vis; |
| } |
| } catch (RemoteException ex) { |
| Log.w(TAG, "Cannot get WindowManager"); |
| } |
| } |
| |
| void resumeSuspendedAutoHide() { |
| if (mAutoHideSuspended) { |
| scheduleAutoHide(); |
| Runnable checkBarModesRunnable = getCheckBarModesRunnable(); |
| if (checkBarModesRunnable != null) { |
| mHandler.postDelayed(checkBarModesRunnable, 500); // longer than home -> launcher |
| } |
| } |
| } |
| |
| void suspendAutoHide() { |
| mHandler.removeCallbacks(mAutoHide); |
| Runnable checkBarModesRunnable = getCheckBarModesRunnable(); |
| if (checkBarModesRunnable != null) { |
| mHandler.removeCallbacks(checkBarModesRunnable); |
| } |
| mAutoHideSuspended = (mSystemUiVisibility & getTransientMask()) != 0; |
| } |
| |
| void touchAutoHide() { |
| // update transient bar auto hide |
| if ((hasStatusBar() && mStatusBar.getStatusBarMode() == MODE_SEMI_TRANSPARENT) |
| || hasNavigationBar() && mNavigationBar.isSemiTransparent()) { |
| scheduleAutoHide(); |
| } else { |
| cancelAutoHide(); |
| } |
| } |
| |
| private Runnable getCheckBarModesRunnable() { |
| if (hasStatusBar()) { |
| return () -> mStatusBar.checkBarModes(); |
| } else if (hasNavigationBar()) { |
| return () -> mNavigationBar.checkNavBarModes(); |
| } else { |
| return null; |
| } |
| } |
| |
| private void cancelAutoHide() { |
| mAutoHideSuspended = false; |
| mHandler.removeCallbacks(mAutoHide); |
| } |
| |
| private void scheduleAutoHide() { |
| cancelAutoHide(); |
| mHandler.postDelayed(mAutoHide, AUTOHIDE_TIMEOUT_MS); |
| } |
| |
| void checkUserAutoHide(MotionEvent event) { |
| boolean shouldAutoHide = |
| (mSystemUiVisibility & getTransientMask()) != 0 // a transient bar is revealed. |
| && event.getAction() == MotionEvent.ACTION_OUTSIDE // touch outside the source bar. |
| && event.getX() == 0 && event.getY() == 0; |
| if (hasStatusBar()) { |
| // a touch outside both bars |
| shouldAutoHide &= !mRemoteInputManager.getController().isRemoteInputActive(); |
| } |
| if (shouldAutoHide) { |
| userAutoHide(); |
| } |
| } |
| |
| private void userAutoHide() { |
| cancelAutoHide(); |
| mHandler.postDelayed(mAutoHide, 350); // longer than app gesture -> flag clear |
| } |
| |
| private int getTransientMask() { |
| int mask = 0; |
| if (hasStatusBar()) { |
| mask |= View.STATUS_BAR_TRANSIENT; |
| } |
| if (hasNavigationBar()) { |
| mask |= View.NAVIGATION_BAR_TRANSIENT; |
| } |
| return mask; |
| } |
| |
| boolean hasNavigationBar() { |
| return mNavigationBar != null; |
| } |
| |
| @VisibleForTesting |
| boolean hasStatusBar() { |
| return mStatusBar != null; |
| } |
| } |