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Commit b6a1d36a authored by Riddle Hsu's avatar Riddle Hsu Committed by Automerger Merge Worker
Browse files

Reduce cost of WindowTokenClient config change am: 778c95ce 

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/16439833

Change-Id: I61df558230334d1fb9279c69ac91a106f3daec25
parents c8951305 778c95ce

core/java/android/app/ActivityThread.java

+10 −0
Original line number Diff line number Diff line
@@ -2685,6 +2685,16 @@ public final class ActivityThread extends ClientTransactionHandler 
        }

    }



    void onSystemUiContextCleanup(ContextImpl context) {

        synchronized (this) {

            if (mDisplaySystemUiContexts == null) return;

            final int index = mDisplaySystemUiContexts.indexOfValue(context);

            if (index >= 0) {

                mDisplaySystemUiContexts.removeAt(index);

            }

        }

    }



    public void installSystemApplicationInfo(ApplicationInfo info, ClassLoader classLoader) {

        synchronized (this) {

            getSystemContext().installSystemApplicationInfo(info, classLoader);

core/java/android/app/ContextImpl.java

+4 −0
Original line number Diff line number Diff line
@@ -3205,6 +3205,10 @@ class ContextImpl extends Context { 
    final void performFinalCleanup(String who, String what) {

        //Log.i(TAG, "Cleanup up context: " + this);

        mPackageInfo.removeContextRegistrations(getOuterContext(), who, what);

        if (mContextType == CONTEXT_TYPE_SYSTEM_OR_SYSTEM_UI

                && mToken instanceof WindowTokenClient) {

            mMainThread.onSystemUiContextCleanup(this);

        }

    }



    @UnsupportedAppUsage

core/java/android/window/WindowTokenClient.java

+1 −9
Original line number Diff line number Diff line
@@ -15,7 +15,6 @@ 
 */

package android.window;



import static android.window.ConfigurationHelper.diffPublicWithSizeBuckets;

import static android.window.ConfigurationHelper.freeTextLayoutCachesIfNeeded;

import static android.window.ConfigurationHelper.isDifferentDisplay;

import static android.window.ConfigurationHelper.shouldUpdateResources;
@@ -222,14 +221,7 @@ public class WindowTokenClient extends IWindowToken.Stub { 
                        () -> windowContext.dispatchConfigurationChanged(newConfig));

            }



            // Dispatch onConfigurationChanged only if there's a significant public change to

            // make it compatible with the original behavior.

            final Configuration[] sizeConfigurations = context.getResources()

                    .getSizeConfigurations();

            final SizeConfigurationBuckets buckets = sizeConfigurations != null

                    ? new SizeConfigurationBuckets(sizeConfigurations) : null;

            final int diff = diffPublicWithSizeBuckets(mConfiguration, newConfig, buckets);



            final int diff = mConfiguration.diffPublicOnly(newConfig);

            if (shouldReportConfigChange && diff != 0

                    && context instanceof WindowProviderService) {

                final WindowProviderService windowProviderService = (WindowProviderService) context;