Allow polling for WindowInsets. (954289d9) · Commits · e / os / android_frameworks_base

api/current.txt

+1 −0

Original line number	Diff line number	Diff line
		@@ -34147,6 +34147,7 @@ package android.view {
		method protected float getRightFadingEdgeStrength();
		method protected int getRightPaddingOffset();
		method public android.view.View getRootView();
		method public android.view.WindowInsets getRootWindowInsets();
		method public float getRotation();
		method public float getRotationX();
		method public float getRotationY();

api/system-current.txt

+1 −0

Original line number	Diff line number	Diff line
		@@ -36315,6 +36315,7 @@ package android.view {
		method protected float getRightFadingEdgeStrength();
		method protected int getRightPaddingOffset();
		method public android.view.View getRootView();
		method public android.view.WindowInsets getRootWindowInsets();
		method public float getRotation();
		method public float getRotationX();
		method public float getRotationY();

core/java/android/view/View.java

+13 −0

Original line number	Diff line number	Diff line
		@@ -6563,6 +6563,19 @@ public class View implements Drawable.Callback, KeyEvent.Callback,
		}
		}

		/**
		* Provide original WindowInsets that are dispatched to the view hierarchy. The insets are
		* only available if the view is attached.
		*
		* @return WindowInsets from the top of the view hierarchy or null if View is detached
		*/
		public WindowInsets getRootWindowInsets() {
		if (mAttachInfo != null) {
		return mAttachInfo.mViewRootImpl.getWindowInsets(false /* forceConstruct */);
		}
		return null;
		}

		/**
		* @hide Compute the insets that should be consumed by this view and the ones
		* that should propagate to those under it.

core/java/android/view/ViewRootImpl.java

+29 −6

Original line number	Diff line number	Diff line
		@@ -265,6 +265,8 @@ public final class ViewRootImpl implements ViewParent,
		final Rect mDispatchContentInsets = new Rect();
		final Rect mDispatchStableInsets = new Rect();

		private WindowInsets mLastWindowInsets;

		final Configuration mLastConfiguration = new Configuration();
		final Configuration mPendingConfiguration = new Configuration();

		@@ -550,6 +552,11 @@ public final class ViewRootImpl implements ViewParent,
		mPendingContentInsets.set(mAttachInfo.mContentInsets);
		mPendingStableInsets.set(mAttachInfo.mStableInsets);
		mPendingVisibleInsets.set(0, 0, 0, 0);
		try {
		relayoutWindow(attrs, getHostVisibility(), false);
		} catch (RemoteException e) {
		if (DEBUG_LAYOUT) Log.e(TAG, "failed to relayoutWindow", e);
		}
		if (DEBUG_LAYOUT) Log.v(TAG, "Added window " + mWindow);
		if (res < WindowManagerGlobal.ADD_OKAY) {
		mAttachInfo.mRootView = null;
		@@ -1227,13 +1234,29 @@ public final class ViewRootImpl implements ViewParent,
		m.postTranslate(-mAttachInfo.mWindowLeft, -mAttachInfo.mWindowTop);
		}

		void dispatchApplyInsets(View host) {
		/* package */ WindowInsets getWindowInsets(boolean forceConstruct) {
		if (mLastWindowInsets == null \|\| forceConstruct) {
		mDispatchContentInsets.set(mAttachInfo.mContentInsets);
		mDispatchStableInsets.set(mAttachInfo.mStableInsets);
		Rect contentInsets = mDispatchContentInsets;
		Rect stableInsets = mDispatchStableInsets;
		// For dispatch we preserve old logic, but for direct requests from Views we allow to
		// immediately use pending insets.
		if (!forceConstruct
		&& (!mPendingContentInsets.equals(contentInsets) \|\|
		!mPendingStableInsets.equals(stableInsets))) {
		contentInsets = mPendingContentInsets;
		stableInsets = mPendingStableInsets;
		}
		final boolean isRound = (mIsEmulator && mIsCircularEmulator) \|\| mWindowIsRound;
		host.dispatchApplyWindowInsets(new WindowInsets(
		mDispatchContentInsets, null /* windowDecorInsets */,
		mDispatchStableInsets, isRound));
		mLastWindowInsets = new WindowInsets(contentInsets,
		null /* windowDecorInsets */, stableInsets, isRound);
		}
		return mLastWindowInsets;
		}

		void dispatchApplyInsets(View host) {
		host.dispatchApplyWindowInsets(getWindowInsets(true /* forceConstruct */));
		}

		private void performTraversals() {