Merge "A11y support for windows in a re-parented display" into qt-r1-dev (6d7b49be) · Commits · e / os / android_frameworks_base

core/java/android/view/AccessibilityInteractionController.java

+28 −0

Original line number	Diff line number	Diff line
		@@ -830,6 +830,32 @@ public final class AccessibilityInteractionController {
		return false;
		}

		private void adjustBoundsInScreenIfNeeded(List<AccessibilityNodeInfo> infos) {
		if (infos == null \|\| shouldBypassAdjustBoundsInScreen()) {
		return;
		}
		final int infoCount = infos.size();
		for (int i = 0; i < infoCount; i++) {
		final AccessibilityNodeInfo info = infos.get(i);
		adjustBoundsInScreenIfNeeded(info);
		}
		}

		private void adjustBoundsInScreenIfNeeded(AccessibilityNodeInfo info) {
		if (info == null \|\| shouldBypassAdjustBoundsInScreen()) {
		return;
		}
		final Rect boundsInScreen = mTempRect;
		info.getBoundsInScreen(boundsInScreen);
		boundsInScreen.offset(mViewRootImpl.mAttachInfo.mLocationInParentDisplay.x,
		mViewRootImpl.mAttachInfo.mLocationInParentDisplay.y);
		info.setBoundsInScreen(boundsInScreen);
		}

		private boolean shouldBypassAdjustBoundsInScreen() {
		return mViewRootImpl.mAttachInfo.mLocationInParentDisplay.equals(0, 0);
		}

		private void applyAppScaleAndMagnificationSpecIfNeeded(AccessibilityNodeInfo info,
		MagnificationSpec spec) {
		if (info == null) {
		@@ -921,6 +947,7 @@ public final class AccessibilityInteractionController {
		MagnificationSpec spec, Region interactiveRegion) {
		try {
		mViewRootImpl.mAttachInfo.mAccessibilityFetchFlags = 0;
		adjustBoundsInScreenIfNeeded(infos);
		applyAppScaleAndMagnificationSpecIfNeeded(infos, spec);
		adjustIsVisibleToUserIfNeeded(infos, interactiveRegion);
		callback.setFindAccessibilityNodeInfosResult(infos, interactionId);
		@@ -939,6 +966,7 @@ public final class AccessibilityInteractionController {
		MagnificationSpec spec, Region interactiveRegion) {
		try {
		mViewRootImpl.mAttachInfo.mAccessibilityFetchFlags = 0;
		adjustBoundsInScreenIfNeeded(info);
		applyAppScaleAndMagnificationSpecIfNeeded(info, spec);
		adjustIsVisibleToUserIfNeeded(info, interactiveRegion);
		callback.setFindAccessibilityNodeInfoResult(info, interactionId);

core/java/android/view/IWindow.aidl

+7 −0

Original line number	Diff line number	Diff line
		@@ -17,6 +17,7 @@

		package android.view;

		import android.graphics.Point;
		import android.graphics.Rect;
		import android.os.Bundle;
		import android.os.ParcelFileDescriptor;
		@@ -56,6 +57,12 @@ oneway interface IWindow {
		boolean forceLayout, boolean alwaysConsumeSystemBars, int displayId,
		in DisplayCutout.ParcelableWrapper displayCutout);

		/**
		* Called when the window location in parent display has changed. The offset will only be a
		* nonzero value if the window is on an embedded display that is re-parented to another window.
		*/
		void locationInParentDisplayChanged(in Point offset);

		/**
		* Called when the window insets configuration has changed.
		*/

core/java/android/view/View.java

+6 −0

Original line number	Diff line number	Diff line
		@@ -28551,6 +28551,12 @@ public class View implements Drawable.Callback, KeyEvent.Callback,
		*/
		boolean mHandlingPointerEvent;

		/**
		* The offset of this view's window when it's on an embedded display that is re-parented
		* to another window.
		*/
		final Point mLocationInParentDisplay = new Point();

		/**
		* Global to the view hierarchy used as a temporary for dealing with
		* x/y points in the transparent region computations.

core/java/android/view/ViewRootImpl.java

+32 −0

Original line number	Diff line number	Diff line
		@@ -3982,6 +3982,13 @@ public final class ViewRootImpl implements ViewParent,
		}
		}

		void updateLocationInParentDisplay(int x, int y) {
		if (mAttachInfo != null
		&& !mAttachInfo.mLocationInParentDisplay.equals(x, y)) {
		mAttachInfo.mLocationInParentDisplay.set(x, y);
		}
		}

		/**
		* Set the root-level system gesture exclusion rects. These are added to those provided by
		* the root's view hierarchy.
		@@ -4486,6 +4493,7 @@ public final class ViewRootImpl implements ViewParent,
		private static final int MSG_INSETS_CHANGED = 30;
		private static final int MSG_INSETS_CONTROL_CHANGED = 31;
		private static final int MSG_SYSTEM_GESTURE_EXCLUSION_CHANGED = 32;
		private static final int MSG_LOCATION_IN_PARENT_DISPLAY_CHANGED = 33;

		final class ViewRootHandler extends Handler {
		@Override
		@@ -4547,6 +4555,8 @@ public final class ViewRootImpl implements ViewParent,
		return "MSG_INSETS_CONTROL_CHANGED";
		case MSG_SYSTEM_GESTURE_EXCLUSION_CHANGED:
		return "MSG_SYSTEM_GESTURE_EXCLUSION_CHANGED";
		case MSG_LOCATION_IN_PARENT_DISPLAY_CHANGED:
		return "MSG_LOCATION_IN_PARENT_DISPLAY_CHANGED";
		}
		return super.getMessageName(message);
		}
		@@ -4780,6 +4790,9 @@ public final class ViewRootImpl implements ViewParent,
		case MSG_SYSTEM_GESTURE_EXCLUSION_CHANGED: {
		systemGestureExclusionChanged();
		} break;
		case MSG_LOCATION_IN_PARENT_DISPLAY_CHANGED: {
		updateLocationInParentDisplay(msg.arg1, msg.arg2);
		} break;
		}
		}
		}
		@@ -7986,6 +7999,17 @@ public final class ViewRootImpl implements ViewParent,
		mHandler.sendMessage(msg);
		}

		/**
		* Dispatch the offset changed.
		*
		* @param offset the offset of this view in the parent window.
		*/
		public void dispatchLocationInParentDisplayChanged(Point offset) {
		Message msg =
		mHandler.obtainMessage(MSG_LOCATION_IN_PARENT_DISPLAY_CHANGED, offset.x, offset.y);
		mHandler.sendMessage(msg);
		}

		public void windowFocusChanged(boolean hasFocus, boolean inTouchMode) {
		synchronized (this) {
		mWindowFocusChanged = true;
		@@ -8512,6 +8536,14 @@ public final class ViewRootImpl implements ViewParent,
		}
		}

		@Override
		public void locationInParentDisplayChanged(Point offset) {
		final ViewRootImpl viewAncestor = mViewAncestor.get();
		if (viewAncestor != null) {
		viewAncestor.dispatchLocationInParentDisplayChanged(offset);
		}
		}

		@Override
		public void insetsChanged(InsetsState insetsState) {
		final ViewRootImpl viewAncestor = mViewAncestor.get();

core/java/com/android/internal/view/BaseIWindow.java

+5 −0

Original line number	Diff line number	Diff line
		@@ -16,6 +16,7 @@

		package com.android.internal.view;

		import android.graphics.Point;
		import android.graphics.Rect;
		import android.hardware.input.InputManager;
		import android.os.Bundle;
		@@ -54,6 +55,10 @@ public class BaseIWindow extends IWindow.Stub {
		}
		}

		@Override
		public void locationInParentDisplayChanged(Point offset) {
		}

		@Override
		public void insetsChanged(InsetsState insetsState) {
		}