| /* |
| * Copyright (C) 2019 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 android.view.WindowManager.LayoutParams.LAYOUT_IN_DISPLAY_CUTOUT_MODE_ALWAYS; |
| import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_FORCE_SHOW_STATUS_BAR; |
| |
| import android.content.Context; |
| import android.content.res.Resources; |
| import android.graphics.PixelFormat; |
| import android.os.Binder; |
| import android.util.Log; |
| import android.view.Gravity; |
| import android.view.ViewGroup; |
| import android.view.WindowManager; |
| |
| import com.android.systemui.dagger.qualifiers.Main; |
| import com.android.systemui.statusbar.SuperStatusBarViewFactory; |
| |
| import javax.inject.Inject; |
| import javax.inject.Singleton; |
| |
| /** |
| * Encapsulates all logic for the status bar window state management. |
| */ |
| @Singleton |
| public class StatusBarWindowController { |
| private static final String TAG = "StatusBarWindowController"; |
| private static final boolean DEBUG = false; |
| |
| private final Context mContext; |
| private final WindowManager mWindowManager; |
| private final SuperStatusBarViewFactory mSuperStatusBarViewFactory; |
| private final Resources mResources; |
| private int mBarHeight = -1; |
| private final State mCurrentState = new State(); |
| |
| private ViewGroup mStatusBarView; |
| private WindowManager.LayoutParams mLp; |
| private final WindowManager.LayoutParams mLpChanged; |
| |
| @Inject |
| public StatusBarWindowController(Context context, WindowManager windowManager, |
| SuperStatusBarViewFactory superStatusBarViewFactory, |
| @Main Resources resources) { |
| mContext = context; |
| mWindowManager = windowManager; |
| mSuperStatusBarViewFactory = superStatusBarViewFactory; |
| mStatusBarView = mSuperStatusBarViewFactory.getStatusBarWindowView(); |
| mLpChanged = new WindowManager.LayoutParams(); |
| mResources = resources; |
| |
| if (mBarHeight < 0) { |
| mBarHeight = mResources.getDimensionPixelSize( |
| com.android.internal.R.dimen.status_bar_height); |
| } |
| } |
| |
| public int getStatusBarHeight() { |
| return mBarHeight; |
| } |
| |
| /** |
| * Rereads the status_bar_height from configuration and reapplys the current state if the height |
| * is different. |
| */ |
| public void refreshStatusBarHeight() { |
| int heightFromConfig = mResources.getDimensionPixelSize( |
| com.android.internal.R.dimen.status_bar_height); |
| |
| if (mBarHeight != heightFromConfig) { |
| mBarHeight = heightFromConfig; |
| apply(mCurrentState); |
| } |
| |
| if (DEBUG) Log.v(TAG, "defineSlots"); |
| } |
| |
| /** |
| * Adds the status bar view to the window manager. |
| */ |
| public void attach() { |
| // Now that the status bar window encompasses the sliding panel and its |
| // translucent backdrop, the entire thing is made TRANSLUCENT and is |
| // hardware-accelerated. |
| mLp = new WindowManager.LayoutParams( |
| ViewGroup.LayoutParams.MATCH_PARENT, |
| mBarHeight, |
| WindowManager.LayoutParams.TYPE_STATUS_BAR, |
| WindowManager.LayoutParams.FLAG_NOT_FOCUSABLE |
| | WindowManager.LayoutParams.FLAG_SPLIT_TOUCH |
| | WindowManager.LayoutParams.FLAG_DRAWS_SYSTEM_BAR_BACKGROUNDS, |
| PixelFormat.TRANSLUCENT); |
| mLp.token = new Binder(); |
| mLp.gravity = Gravity.TOP; |
| mLp.setFitInsetsTypes(0 /* types */); |
| mLp.setTitle("StatusBar"); |
| mLp.packageName = mContext.getPackageName(); |
| mLp.layoutInDisplayCutoutMode = LAYOUT_IN_DISPLAY_CUTOUT_MODE_ALWAYS; |
| |
| mWindowManager.addView(mStatusBarView, mLp); |
| mLpChanged.copyFrom(mLp); |
| } |
| |
| /** Set force status bar visible. */ |
| public void setForceStatusBarVisible(boolean forceStatusBarVisible) { |
| mCurrentState.mForceStatusBarVisible = forceStatusBarVisible; |
| apply(mCurrentState); |
| } |
| |
| private void applyHeight() { |
| mLpChanged.height = mBarHeight; |
| } |
| |
| private void apply(State state) { |
| applyForceStatusBarVisibleFlag(state); |
| applyHeight(); |
| if (mLp != null && mLp.copyFrom(mLpChanged) != 0) { |
| mWindowManager.updateViewLayout(mStatusBarView, mLp); |
| } |
| } |
| |
| private static class State { |
| boolean mForceStatusBarVisible; |
| } |
| |
| private void applyForceStatusBarVisibleFlag(State state) { |
| if (state.mForceStatusBarVisible) { |
| mLpChanged.privateFlags |= PRIVATE_FLAG_FORCE_SHOW_STATUS_BAR; |
| } else { |
| mLpChanged.privateFlags &= ~PRIVATE_FLAG_FORCE_SHOW_STATUS_BAR; |
| } |
| } |
| } |