Merge "Reset squishiness fraction of reused tile views when added to new layout" into main

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

@@ -305,6 +305,12 @@ public class PagedTileLayout extends ViewPager implements QSTileLayout {
         page.setMinRows(mMinRows);
         page.setMaxColumns(mMaxColumns);
         page.setSelected(false);
+
+        // All pages should have the same squishiness, so grabbing the value from the first page
+        // and giving it to new pages.
+        float squishiness = mPages.isEmpty() ? 1f : mPages.get(0).getSquishinessFraction();
+        page.setSquishinessFraction(squishiness);
+
         return page;
     }
 

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

@@ -110,6 +110,11 @@ public class TileLayout extends ViewGroup implements QSTileLayout {
     }
 
     protected void addTileView(TileRecord tile) {
+        // Re-using tile views might lead to having out-of-date squishiness. This is fixed by
+        // making sure we set the correct squishiness value when added to the layout.
+        if (tile.tileView instanceof HeightOverrideable) {
+            ((HeightOverrideable) tile.tileView).setSquishinessFraction(mSquishinessFraction);
+        }
         addView(tile.tileView);
     }
 
@@ -349,6 +354,10 @@ public class TileLayout extends ViewGroup implements QSTileLayout {
         }
     }
 
+    public float getSquishinessFraction() {
+        return mSquishinessFraction;
+    }
+
     @Override
     public void onInitializeAccessibilityNodeInfoInternal(AccessibilityNodeInfo info) {
         super.onInitializeAccessibilityNodeInfoInternal(info);

packages/SystemUI/tests/src/com/android/systemui/qs/TileLayoutTest.java

@@ -39,10 +39,11 @@ import android.view.accessibility.AccessibilityNodeInfo;
 
 import androidx.test.runner.AndroidJUnit4;
 
-import com.android.systemui.res.R;
 import com.android.systemui.SysuiTestCase;
 import com.android.systemui.plugins.qs.QSTile;
+import com.android.systemui.qs.tileimpl.HeightOverrideable;
 import com.android.systemui.qs.tileimpl.QSTileViewImpl;
+import com.android.systemui.res.R;
 
 import org.junit.Before;
 import org.junit.Test;
@@ -87,6 +88,14 @@ public class TileLayoutTest extends SysuiTestCase {
         verify(tileRecord.tile, times(1)).setListening(mTileLayout, false);
     }
 
+    @Test
+    public void testAddTile_SetsRightSquishiness() {
+        QSPanelControllerBase.TileRecord tileRecord = createTileRecord();
+        ((HeightOverrideable) tileRecord.tileView).setSquishinessFraction(.5f);
+        mTileLayout.addTile(tileRecord);
+        assertEquals(1f, ((HeightOverrideable) tileRecord.tileView).getSquishinessFraction());
+    }
+
     @Test
     public void testSetListening_CallsSetListeningOnTile() {
         QSPanelControllerBase.TileRecord tileRecord = createTileRecord();