| /* |
| * 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.shared.system; |
| |
| import android.graphics.Canvas; |
| import android.graphics.Rect; |
| import android.graphics.RecordingCanvas; |
| import android.view.View; |
| import android.view.ViewRootImpl; |
| import android.view.WindowCallbacks; |
| |
| public class WindowCallbacksCompat { |
| |
| private final WindowCallbacks mWindowCallbacks = new WindowCallbacks() { |
| @Override |
| public void onWindowSizeIsChanging(Rect newBounds, boolean fullscreen, Rect systemInsets, |
| Rect stableInsets) { |
| WindowCallbacksCompat.this.onWindowSizeIsChanging(newBounds, fullscreen, systemInsets, |
| stableInsets); |
| } |
| |
| @Override |
| public void onWindowDragResizeStart(Rect initialBounds, boolean fullscreen, |
| Rect systemInsets, Rect stableInsets, int resizeMode) { |
| WindowCallbacksCompat.this.onWindowDragResizeStart(initialBounds, fullscreen, |
| systemInsets, stableInsets, resizeMode); |
| } |
| |
| @Override |
| public void onWindowDragResizeEnd() { |
| WindowCallbacksCompat.this.onWindowDragResizeEnd(); |
| } |
| |
| @Override |
| public boolean onContentDrawn(int offsetX, int offsetY, int sizeX, int sizeY) { |
| return WindowCallbacksCompat.this.onContentDrawn(offsetX, offsetY, sizeX, sizeY); |
| } |
| |
| @Override |
| public void onRequestDraw(boolean reportNextDraw) { |
| WindowCallbacksCompat.this.onRequestDraw(reportNextDraw); |
| } |
| |
| @Override |
| public void onPostDraw(RecordingCanvas canvas) { |
| WindowCallbacksCompat.this.onPostDraw(canvas); |
| } |
| }; |
| |
| private final View mView; |
| |
| public WindowCallbacksCompat(View view) { |
| mView = view; |
| } |
| |
| public void onWindowSizeIsChanging(Rect newBounds, boolean fullscreen, Rect systemInsets, |
| Rect stableInsets) { } |
| |
| public void onWindowDragResizeStart(Rect initialBounds, boolean fullscreen, Rect systemInsets, |
| Rect stableInsets, int resizeMode) { } |
| |
| public void onWindowDragResizeEnd() { } |
| |
| public boolean onContentDrawn(int offsetX, int offsetY, int sizeX, int sizeY) { |
| return false; |
| } |
| |
| public void onRequestDraw(boolean reportNextDraw) { |
| if (reportNextDraw) { |
| reportDrawFinish(); |
| } |
| } |
| |
| public void onPostDraw(Canvas canvas) { } |
| |
| public void reportDrawFinish() { |
| mView.getViewRootImpl().reportDrawFinish(); |
| } |
| |
| public boolean attach() { |
| ViewRootImpl root = mView.getViewRootImpl(); |
| if (root != null) { |
| root.addWindowCallbacks(mWindowCallbacks); |
| root.requestInvalidateRootRenderNode(); |
| return true; |
| } |
| return false; |
| } |
| |
| public void detach() { |
| ViewRootImpl root = mView.getViewRootImpl(); |
| if (root != null) { |
| root.removeWindowCallbacks(mWindowCallbacks); |
| } |
| } |
| } |