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Commit 22b89535 authored by Jerry Chang's avatar Jerry Chang Committed by Automerger Merge Worker
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Merge "Prevent rendering divider bar into wrong orientation" into sc-v2-dev... 

Merge "Prevent rendering divider bar into wrong orientation" into sc-v2-dev am: 85c712a6 am: 2668ade5

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/14703484

Change-Id: I232f4317f95aa536fc1fe087ac5f25f4fb7e6c0d
parents d95539fa 2668ade5

libs/WindowManager/Shell/src/com/android/wm/shell/common/split/SplitLayout.java

+30 −14
Original line number Diff line number Diff line
@@ -92,12 +92,16 @@ public final class SplitLayout { 
    private DividerSnapAlgorithm mDividerSnapAlgorithm;

    private int mDividePosition;

    private boolean mInitialized = false;

    private int mOrientation;

    private int mRotation;



    public SplitLayout(String windowName, Context context, Configuration configuration,

            SplitLayoutHandler splitLayoutHandler,

            SplitWindowManager.ParentContainerCallbacks parentContainerCallbacks,

            DisplayImeController displayImeController, ShellTaskOrganizer taskOrganizer) {

        mContext = context.createConfigurationContext(configuration);

        mOrientation = configuration.orientation;

        mRotation = configuration.windowConfiguration.getRotation();

        mSplitLayoutHandler = splitLayoutHandler;

        mDisplayImeController = displayImeController;

        mSplitWindowManager = new SplitWindowManager(
@@ -144,27 +148,39 @@ public final class SplitLayout { 


    /** Applies new configuration, returns {@code false} if there's no effect to the layout. */

    public boolean updateConfiguration(Configuration configuration) {

        final Rect rootBounds = configuration.windowConfiguration.getBounds();

        if (mRootBounds.equals(rootBounds)) {

            return false;

        }

        boolean affectsLayout = false;



        // Make sure to render the divider bar with proper resources that matching the screen

        // orientation.

        final int orientation = configuration.orientation;

        if (orientation != mOrientation) {

            mOrientation = orientation;

            mContext = mContext.createConfigurationContext(configuration);

            mSplitWindowManager.setConfiguration(configuration);

            affectsLayout = true;

        }



        // Update the split bounds when necessary. Besides root bounds changed, split bounds need to

        // be updated when the rotation changed to cover the case that users rotated the screen 180

        // degrees.

        final int rotation = configuration.windowConfiguration.getRotation();

        final Rect rootBounds = configuration.windowConfiguration.getBounds();

        if (rotation != mRotation || !mRootBounds.equals(rootBounds)) {

            mRootBounds.set(rootBounds);

            mDividerSnapAlgorithm = getSnapAlgorithm(mContext, mRootBounds);

            resetDividerPosition();



        // Don't inflate divider bar if it is not initialized.

        if (!mInitialized) {

            return false;

            affectsLayout = true;

        }



        if (mInitialized && affectsLayout) {

            release();

            init();

            return true;

        }



        return false;

    }



    /** Updates recording bounds of divider window and both of the splits. */

    private void updateBounds(int position) {

        mDividerBounds.set(mRootBounds);

libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/common/split/SplitLayoutTests.java

+21 −6
Original line number Diff line number Diff line
@@ -61,7 +61,7 @@ public class SplitLayoutTests extends ShellTestCase { 
        mSplitLayout = new SplitLayout(

                "TestSplitLayout",

                mContext,

                getConfiguration(false),

                getConfiguration(),

                mSplitLayoutHandler,

                b -> b.setParent(mRootLeash),

                mDisplayImeController,
@@ -71,9 +71,23 @@ public class SplitLayoutTests extends ShellTestCase { 
    @Test

    @UiThreadTest

    public void testUpdateConfiguration() {

        final Configuration config = getConfiguration();

        mSplitLayout.init();

        assertThat(mSplitLayout.updateConfiguration(getConfiguration(false))).isFalse();

        assertThat(mSplitLayout.updateConfiguration(getConfiguration(true))).isTrue();



        // Verify it returns true if new config won't affect split layout.

        assertThat(mSplitLayout.updateConfiguration(config)).isFalse();



        // Verify updateConfiguration returns true if the orientation changed.

        config.orientation = ORIENTATION_LANDSCAPE;

        assertThat(mSplitLayout.updateConfiguration(config)).isTrue();



        // Verify updateConfiguration returns true if it rotated.

        config.windowConfiguration.setRotation(1);

        assertThat(mSplitLayout.updateConfiguration(config)).isTrue();



        // Verify updateConfiguration returns true if the root bounds changed.

        config.windowConfiguration.setBounds(new Rect(0, 0, 2160, 1080));

        assertThat(mSplitLayout.updateConfiguration(config)).isTrue();

    }



    @Test
@@ -108,12 +122,13 @@ public class SplitLayoutTests extends ShellTestCase { 
        verify(mSplitLayoutHandler).onSnappedToDismiss(eq(true));

    }



    private static Configuration getConfiguration(boolean isLandscape) {

    private static Configuration getConfiguration() {

        final Configuration configuration = new Configuration();

        configuration.unset();

        configuration.orientation = isLandscape ? ORIENTATION_LANDSCAPE : ORIENTATION_PORTRAIT;

        configuration.orientation = ORIENTATION_PORTRAIT;

        configuration.windowConfiguration.setRotation(0);

        configuration.windowConfiguration.setBounds(

                new Rect(0, 0, isLandscape ? 2160 : 1080, isLandscape ? 1080 : 2160));

                new Rect(0, 0, 1080, 2160));

        return configuration;

    }