| /* |
| * 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.server.wm; |
| |
| import static com.android.server.wm.WindowFramesProto.COMPAT_FRAME; |
| import static com.android.server.wm.WindowFramesProto.CONTAINING_FRAME; |
| import static com.android.server.wm.WindowFramesProto.DISPLAY_FRAME; |
| import static com.android.server.wm.WindowFramesProto.FRAME; |
| import static com.android.server.wm.WindowFramesProto.PARENT_FRAME; |
| |
| import android.annotation.NonNull; |
| import android.graphics.Rect; |
| import android.util.proto.ProtoOutputStream; |
| |
| import java.io.PrintWriter; |
| |
| /** |
| * Container class for all the window frames that affect how windows are laid out. |
| * |
| * TODO(b/111611553): Investigate which frames are still needed and which are duplicates |
| */ |
| public class WindowFrames { |
| private static final StringBuilder sTmpSB = new StringBuilder(); |
| |
| /** |
| * In most cases, this is the area of the entire screen. |
| * |
| * TODO(b/111611553): The name is unclear and most likely should be swapped with |
| * {@link #mDisplayFrame} |
| * TODO(b/111611553): In some cases, it also includes top insets, like for IME. Determine |
| * whether this is still necessary to do. |
| */ |
| public final Rect mParentFrame = new Rect(); |
| |
| /** |
| * The entire screen area of the {@link Task} this window is in. Usually equal to the |
| * screen area of the device. |
| * |
| * TODO(b/111611553): The name is unclear and most likely should be swapped with |
| * {@link #mParentFrame} |
| */ |
| public final Rect mDisplayFrame = new Rect(); |
| |
| /** |
| * Similar to {@link #mDisplayFrame} |
| * |
| * TODO: Why is this different than mDisplayFrame |
| */ |
| final Rect mContainingFrame = new Rect(); |
| |
| /** |
| * "Real" frame that the application sees, in display coordinate space. |
| */ |
| final Rect mFrame = new Rect(); |
| |
| /** |
| * The last real frame that was reported to the client. |
| */ |
| final Rect mLastFrame = new Rect(); |
| |
| /** |
| * mFrame but relative to the parent container. |
| */ |
| final Rect mRelFrame = new Rect(); |
| |
| /** |
| * mLastFrame but relative to the parent container |
| */ |
| final Rect mLastRelFrame = new Rect(); |
| |
| private boolean mFrameSizeChanged = false; |
| |
| // Frame that is scaled to the application's coordinate space when in |
| // screen size compatibility mode. |
| final Rect mCompatFrame = new Rect(); |
| |
| /** |
| * Whether the parent frame would have been different if there was no display cutout. |
| */ |
| private boolean mParentFrameWasClippedByDisplayCutout; |
| |
| boolean mLastForceReportingResized = false; |
| boolean mForceReportingResized = false; |
| |
| private boolean mContentChanged; |
| |
| public void setFrames(Rect parentFrame, Rect displayFrame) { |
| mParentFrame.set(parentFrame); |
| mDisplayFrame.set(displayFrame); |
| } |
| |
| public void setParentFrameWasClippedByDisplayCutout( |
| boolean parentFrameWasClippedByDisplayCutout) { |
| mParentFrameWasClippedByDisplayCutout = parentFrameWasClippedByDisplayCutout; |
| } |
| |
| boolean parentFrameWasClippedByDisplayCutout() { |
| return mParentFrameWasClippedByDisplayCutout; |
| } |
| |
| /** |
| * @return true if the width or height has changed since last updating resizing window. |
| */ |
| boolean didFrameSizeChange() { |
| return (mLastFrame.width() != mFrame.width()) || (mLastFrame.height() != mFrame.height()); |
| } |
| |
| void offsetFrames(int layoutXDiff, int layoutYDiff) { |
| mFrame.offset(layoutXDiff, layoutYDiff); |
| } |
| |
| /** |
| * Updates info about whether the size of the window has changed since last reported. |
| * |
| * @return true if info about size has changed since last reported. |
| */ |
| boolean setReportResizeHints() { |
| mLastForceReportingResized |= mForceReportingResized; |
| mFrameSizeChanged |= didFrameSizeChange(); |
| return mLastForceReportingResized || mFrameSizeChanged; |
| } |
| |
| /** |
| * @return true if the width or height has changed since last reported to the client. |
| */ |
| boolean isFrameSizeChangeReported() { |
| return mFrameSizeChanged || didFrameSizeChange(); |
| } |
| |
| /** |
| * Resets the size changed flags so they're all set to false again. This should be called |
| * after the frames are reported to client. |
| */ |
| void clearReportResizeHints() { |
| mLastForceReportingResized = false; |
| mFrameSizeChanged = false; |
| } |
| |
| /** |
| * Clears factors that would cause report-resize. |
| */ |
| void onResizeHandled() { |
| mForceReportingResized = false; |
| } |
| |
| /** |
| * Forces the next layout pass to update the client. |
| */ |
| void forceReportingResized() { |
| mForceReportingResized = true; |
| } |
| |
| /** |
| * Sets whether the content has changed. This means that either the size or parent frame has |
| * changed. |
| */ |
| public void setContentChanged(boolean contentChanged) { |
| mContentChanged = contentChanged; |
| } |
| |
| /** |
| * @see #setContentChanged(boolean) |
| */ |
| boolean hasContentChanged() { |
| return mContentChanged; |
| } |
| |
| public void dumpDebug(@NonNull ProtoOutputStream proto, long fieldId) { |
| final long token = proto.start(fieldId); |
| mParentFrame.dumpDebug(proto, PARENT_FRAME); |
| mDisplayFrame.dumpDebug(proto, DISPLAY_FRAME); |
| mContainingFrame.dumpDebug(proto, CONTAINING_FRAME); |
| mFrame.dumpDebug(proto, FRAME); |
| mCompatFrame.dumpDebug(proto, COMPAT_FRAME); |
| proto.end(token); |
| } |
| |
| public void dump(PrintWriter pw, String prefix) { |
| pw.println(prefix + "Frames: containing=" |
| + mContainingFrame.toShortString(sTmpSB) |
| + " parent=" + mParentFrame.toShortString(sTmpSB) |
| + " display=" + mDisplayFrame.toShortString(sTmpSB)); |
| pw.println(prefix + "mFrame=" + mFrame.toShortString(sTmpSB) |
| + " last=" + mLastFrame.toShortString(sTmpSB)); |
| } |
| |
| String getInsetsChangedInfo() { |
| return "forceReportingResized=" + mLastForceReportingResized; |
| } |
| } |