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Commit 285cdd25 authored by TreeHugger Robot's avatar TreeHugger Robot Committed by Automerger Merge Worker
Browse files

Merge "Fix RTL changes in PagedTileLayout" into tm-dev am: 30fdd964 

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/17983269



Change-Id: I4479cf921dfdb3bb99ec1cb08ab85849a14d1ea3
Signed-off-by: default avatarAutomerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
parents ef6b1cf5 30fdd964

packages/SystemUI/src/com/android/systemui/fragments/FragmentHostManager.java

+1 −1
Original line number Diff line number Diff line
@@ -54,7 +54,7 @@ public class FragmentHostManager { 
    private final View mRootView;

    private final InterestingConfigChanges mConfigChanges = new InterestingConfigChanges(

            ActivityInfo.CONFIG_FONT_SCALE | ActivityInfo.CONFIG_LOCALE

                    | ActivityInfo.CONFIG_LAYOUT_DIRECTION | ActivityInfo.CONFIG_ASSETS_PATHS);

                    | ActivityInfo.CONFIG_ASSETS_PATHS);

    private final FragmentService mManager;

    private final ExtensionFragmentManager mPlugins = new ExtensionFragmentManager();

packages/SystemUI/src/com/android/systemui/qs/PagedTileLayout.java

+37 −11
Original line number Diff line number Diff line
@@ -39,6 +39,7 @@ public class PagedTileLayout extends ViewPager implements QSTileLayout { 


    private static final boolean DEBUG = false;

    private static final String CURRENT_PAGE = "current_page";

    private static final int NO_PAGE = -1;



    private static final String TAG = "PagedTileLayout";

    private static final int REVEAL_SCROLL_DURATION_MILLIS = 750;
@@ -109,13 +110,14 @@ public class PagedTileLayout extends ViewPager implements QSTileLayout { 
    }



    public void saveInstanceState(Bundle outState) {

        outState.putInt(CURRENT_PAGE, getCurrentItem());

        int resolvedPage = mPageToRestore != NO_PAGE ? mPageToRestore : getCurrentPageNumber();

        outState.putInt(CURRENT_PAGE, resolvedPage);

    }



    public void restoreInstanceState(Bundle savedInstanceState) {

        // There's only 1 page at this point. We want to restore the correct page once the

        // pages have been inflated

        mPageToRestore = savedInstanceState.getInt(CURRENT_PAGE, -1);

        mPageToRestore = savedInstanceState.getInt(CURRENT_PAGE, NO_PAGE);

    }



    @Override
@@ -151,12 +153,15 @@ public class PagedTileLayout extends ViewPager implements QSTileLayout { 


    @Override

    public void onRtlPropertiesChanged(int layoutDirection) {

        // The configuration change will change the flag in the view (that's returned in

        // isLayoutRtl). As we detect the change, we use the cached direction to store the page

        // before setting it.

        final int page = getPageNumberForDirection(mLayoutDirection == LAYOUT_DIRECTION_RTL);

        super.onRtlPropertiesChanged(layoutDirection);

        if (mLayoutDirection != layoutDirection) {

            mLayoutDirection = layoutDirection;

            setAdapter(mAdapter);

            setCurrentItem(0, false);

            mPageToRestore = 0;

            setCurrentItem(page, false);

        }

    }
@@ -172,8 +177,12 @@ public class PagedTileLayout extends ViewPager implements QSTileLayout { 
     * Obtains the current page number respecting RTL

     */

    private int getCurrentPageNumber() {

        return getPageNumberForDirection(isLayoutRtl());

    }



    private int getPageNumberForDirection(boolean isLayoutRTL) {

        int page = getCurrentItem();

        if (mLayoutDirection == LAYOUT_DIRECTION_RTL) {

        if (isLayoutRTL) {

            page = mPages.size() - 1 - page;

        }

        return page;
@@ -388,9 +397,9 @@ public class PagedTileLayout extends ViewPager implements QSTileLayout { 
        mPageIndicator.setNumPages(mPages.size());

        setAdapter(mAdapter);

        mAdapter.notifyDataSetChanged();

        if (mPageToRestore != -1) {

        if (mPageToRestore != NO_PAGE) {

            setCurrentItem(mPageToRestore, false);

            mPageToRestore = -1;

            mPageToRestore = NO_PAGE;

        }

    }
@@ -479,9 +488,27 @@ public class PagedTileLayout extends ViewPager implements QSTileLayout { 
                maxHeight = height;

            }

        }

        if (mPages.get(0).getParent() == null) {

            // Measure page 0 so we know how tall it is if it's not attached to the pager.

            mPages.get(0).measure(widthMeasureSpec, heightMeasureSpec);

            int height = mPages.get(0).getMeasuredHeight();

            if (height > maxHeight) {

                maxHeight = height;

            }

        }

        setMeasuredDimension(getMeasuredWidth(), maxHeight + getPaddingBottom());

    }



    @Override

    protected void onLayout(boolean changed, int l, int t, int r, int b) {

        super.onLayout(changed, l, t, r, b);

        if (mPages.get(0).getParent() == null) {

            // Layout page 0, so we can get the bottom of the tiles. We only do this if the page

            // is not attached.

            mPages.get(0).layout(l, t, r, b);

        }

    }



    public int getColumnCount() {

        if (mPages.size() == 0) return 0;

        return mPages.get(0).mColumns;
@@ -625,8 +652,7 @@ public class PagedTileLayout extends ViewPager implements QSTileLayout { 
                    if (mPageIndicator == null) return;

                    if (mPageListener != null) {

                        int pageNumber = isLayoutRtl() ? mPages.size() - 1 - position : position;

                        mPageListener.onPageChanged(isLayoutRtl() ? position == mPages.size() - 1

                                : position == 0, pageNumber);

                        mPageListener.onPageChanged(pageNumber == 0, pageNumber);

                    }

                }
@@ -645,8 +671,8 @@ public class PagedTileLayout extends ViewPager implements QSTileLayout { 
                    mPageIndicator.setLocation(mPageIndicatorPosition);

                    if (mPageListener != null) {

                        int pageNumber = isLayoutRtl() ? mPages.size() - 1 - position : position;

                        mPageListener.onPageChanged(positionOffsetPixels == 0 &&

                                (isLayoutRtl() ? position == mPages.size() - 1 : position == 0),

                        mPageListener.onPageChanged(

                                positionOffsetPixels == 0 && pageNumber == 0,

                                // Send only valid page number on integer pages

                                positionOffsetPixels == 0 ? pageNumber : PageListener.INVALID_PAGE

                        );