| /* |
| * Copyright (C) 2014 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.shade; |
| |
| import android.app.Fragment; |
| import android.content.Context; |
| import android.content.res.Configuration; |
| import android.graphics.Canvas; |
| import android.graphics.Rect; |
| import android.util.AttributeSet; |
| import android.view.MotionEvent; |
| import android.view.View; |
| import android.view.ViewGroup.MarginLayoutParams; |
| import android.view.WindowInsets; |
| |
| import androidx.annotation.Nullable; |
| import androidx.constraintlayout.widget.ConstraintLayout; |
| import androidx.constraintlayout.widget.ConstraintSet; |
| |
| import com.android.systemui.R; |
| import com.android.systemui.fragments.FragmentHostManager.FragmentListener; |
| import com.android.systemui.plugins.qs.QS; |
| import com.android.systemui.statusbar.notification.AboveShelfObserver; |
| |
| import java.util.ArrayList; |
| import java.util.Comparator; |
| import java.util.function.Consumer; |
| |
| /** |
| * The container with notification stack scroller and quick settings inside. |
| */ |
| public class NotificationsQuickSettingsContainer extends ConstraintLayout |
| implements FragmentListener, AboveShelfObserver.HasViewAboveShelfChangedListener { |
| |
| private View mQsFrame; |
| private View mStackScroller; |
| private View mKeyguardStatusBar; |
| |
| private final ArrayList<View> mDrawingOrderedChildren = new ArrayList<>(); |
| private final ArrayList<View> mLayoutDrawingOrder = new ArrayList<>(); |
| private final Comparator<View> mIndexComparator = Comparator.comparingInt(this::indexOfChild); |
| private Consumer<WindowInsets> mInsetsChangedListener = insets -> {}; |
| private Consumer<QS> mQSFragmentAttachedListener = qs -> {}; |
| private QS mQs; |
| private View mQSContainer; |
| private int mLastQSPaddingBottom; |
| private boolean mIsMigratingNSSL; |
| |
| /** |
| * These are used to compute the bounding box containing the shade and the notification scrim, |
| * which is then used to drive the Back gesture animation. |
| */ |
| private final Rect mUpperRect = new Rect(); |
| private final Rect mBoundingBoxRect = new Rect(); |
| |
| @Nullable |
| private Consumer<Configuration> mConfigurationChangedListener; |
| |
| public NotificationsQuickSettingsContainer(Context context, AttributeSet attrs) { |
| super(context, attrs); |
| } |
| |
| @Override |
| protected void onFinishInflate() { |
| super.onFinishInflate(); |
| mQsFrame = findViewById(R.id.qs_frame); |
| mKeyguardStatusBar = findViewById(R.id.keyguard_header); |
| } |
| |
| void setStackScroller(View stackScroller) { |
| mStackScroller = stackScroller; |
| } |
| |
| @Override |
| public void onFragmentViewCreated(String tag, Fragment fragment) { |
| mQs = (QS) fragment; |
| mQSFragmentAttachedListener.accept(mQs); |
| mQSContainer = mQs.getView().findViewById(R.id.quick_settings_container); |
| // We need to restore the bottom padding as the fragment may have been recreated due to |
| // some special Configuration change, so we apply the last known padding (this will be |
| // correct even if it has changed while the fragment was destroyed and re-created). |
| setQSContainerPaddingBottom(mLastQSPaddingBottom); |
| } |
| |
| @Override |
| public void onHasViewsAboveShelfChanged(boolean hasViewsAboveShelf) { |
| invalidate(); |
| } |
| |
| @Override |
| protected void onConfigurationChanged(Configuration newConfig) { |
| super.onConfigurationChanged(newConfig); |
| if (mConfigurationChangedListener != null) { |
| mConfigurationChangedListener.accept(newConfig); |
| } |
| } |
| |
| public void setConfigurationChangedListener(Consumer<Configuration> listener) { |
| mConfigurationChangedListener = listener; |
| } |
| |
| public void setNotificationsMarginBottom(int margin) { |
| MarginLayoutParams params = (MarginLayoutParams) mStackScroller.getLayoutParams(); |
| params.bottomMargin = margin; |
| mStackScroller.setLayoutParams(params); |
| } |
| |
| public void setQSContainerPaddingBottom(int paddingBottom) { |
| mLastQSPaddingBottom = paddingBottom; |
| if (mQSContainer != null) { |
| mQSContainer.setPadding( |
| mQSContainer.getPaddingLeft(), |
| mQSContainer.getPaddingTop(), |
| mQSContainer.getPaddingRight(), |
| paddingBottom |
| ); |
| } |
| } |
| |
| public void setInsetsChangedListener(Consumer<WindowInsets> onInsetsChangedListener) { |
| mInsetsChangedListener = onInsetsChangedListener; |
| } |
| |
| public void removeOnInsetsChangedListener() { |
| mInsetsChangedListener = insets -> {}; |
| } |
| |
| public void setQSFragmentAttachedListener(Consumer<QS> qsFragmentAttachedListener) { |
| mQSFragmentAttachedListener = qsFragmentAttachedListener; |
| // listener might be attached after fragment is attached |
| if (mQs != null) { |
| mQSFragmentAttachedListener.accept(mQs); |
| } |
| } |
| |
| public void removeQSFragmentAttachedListener() { |
| mQSFragmentAttachedListener = qs -> {}; |
| } |
| |
| @Override |
| public WindowInsets onApplyWindowInsets(WindowInsets insets) { |
| mInsetsChangedListener.accept(insets); |
| return insets; |
| } |
| |
| @Override |
| protected void dispatchDraw(Canvas canvas) { |
| mDrawingOrderedChildren.clear(); |
| mLayoutDrawingOrder.clear(); |
| if (mKeyguardStatusBar.getVisibility() == View.VISIBLE) { |
| mDrawingOrderedChildren.add(mKeyguardStatusBar); |
| mLayoutDrawingOrder.add(mKeyguardStatusBar); |
| } |
| if (mQsFrame.getVisibility() == View.VISIBLE) { |
| mDrawingOrderedChildren.add(mQsFrame); |
| mLayoutDrawingOrder.add(mQsFrame); |
| } |
| if (mStackScroller.getVisibility() == View.VISIBLE) { |
| mDrawingOrderedChildren.add(mStackScroller); |
| mLayoutDrawingOrder.add(mStackScroller); |
| } |
| |
| // Let's now find the order that the view has when drawing regularly by sorting |
| mLayoutDrawingOrder.sort(mIndexComparator); |
| super.dispatchDraw(canvas); |
| } |
| |
| void setMigratingNSSL(boolean isMigrating) { |
| mIsMigratingNSSL = isMigrating; |
| } |
| |
| @Override |
| public boolean dispatchTouchEvent(MotionEvent ev) { |
| return TouchLogger.logDispatchTouch("NotificationsQuickSettingsContainer", ev, |
| super.dispatchTouchEvent(ev)); |
| } |
| |
| @Override |
| protected boolean drawChild(Canvas canvas, View child, long drawingTime) { |
| if (mIsMigratingNSSL) { |
| return super.drawChild(canvas, child, drawingTime); |
| } |
| int layoutIndex = mLayoutDrawingOrder.indexOf(child); |
| if (layoutIndex >= 0) { |
| return super.drawChild(canvas, mDrawingOrderedChildren.get(layoutIndex), drawingTime); |
| } else { |
| return super.drawChild(canvas, child, drawingTime); |
| } |
| } |
| |
| public void applyConstraints(ConstraintSet constraintSet) { |
| constraintSet.applyTo(this); |
| } |
| |
| /** |
| * Scale multiple elements in tandem, for the predictive back animation. |
| * This is how the Shade responds to the Back gesture (by scaling). |
| * Without the common center, individual elements will scale about their respective centers. |
| * Scaling the entire NotificationsQuickSettingsContainer will also resize the shade header |
| * (which we don't want). |
| */ |
| public void applyBackScaling(float scale, boolean usingSplitShade) { |
| if (mStackScroller == null || mQSContainer == null) { |
| return; |
| } |
| |
| mQSContainer.getBoundsOnScreen(mUpperRect); |
| mStackScroller.getBoundsOnScreen(mBoundingBoxRect); |
| mBoundingBoxRect.union(mUpperRect); |
| |
| float cx = mBoundingBoxRect.centerX(); |
| float cy = mBoundingBoxRect.centerY(); |
| |
| mQSContainer.setPivotX(cx); |
| mQSContainer.setPivotY(cy); |
| mQSContainer.setScaleX(scale); |
| mQSContainer.setScaleY(scale); |
| |
| // When in large-screen split-shade mode, the notification stack scroller scales correctly |
| // only if the pivot point is at the left edge of the screen (because of its dimensions). |
| // When not in large-screen split-shade mode, we can scale correctly via the (cx,cy) above. |
| mStackScroller.setPivotX(usingSplitShade ? 0.0f : cx); |
| mStackScroller.setPivotY(cy); |
| mStackScroller.setScaleX(scale); |
| mStackScroller.setScaleY(scale); |
| } |
| } |