Merge "Add debug logging to StackScrollAlgorithm" into tm-dev am: 55f43e04cf am: 21dee3fd9a

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/18132914

Change-Id: I95b01315c4c0e01023bbb0e675494aa48a7137d8
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>

1 files changed, 34 insertions, 2 deletions

diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/notification/stack/StackScrollAlgorithm.java b/packages/SystemUI/src/com/android/systemui/statusbar/notification/stack/StackScrollAlgorithm.java
index 2b79986662f1..799fee5e865d 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/notification/stack/StackScrollAlgorithm.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/notification/stack/StackScrollAlgorithm.java
@@ -49,9 +49,10 @@ public class StackScrollAlgorithm {
 
     public static final float START_FRACTION = 0.5f;
 
-    private static final String LOG_TAG = "StackScrollAlgorithm";
-    private final ViewGroup mHostView;
+    private static final String TAG = "StackScrollAlgorithm";
+    private static final Boolean DEBUG = false;
 
+    private final ViewGroup mHostView;
     private int mPaddingBetweenElements;
     private int mGapHeight;
     private int mGapHeightOnLockscreen;
@@ -126,6 +127,37 @@ public class StackScrollAlgorithm {
         return getExpansionFractionWithoutShelf(mTempAlgorithmState, ambientState);
     }
 
+    private void log(String s) {
+        if (DEBUG) {
+            android.util.Log.i(TAG, s);
+        }
+    }
+
+    public void logView(View view, String s) {
+        String viewString = "";
+        if (view instanceof ExpandableNotificationRow) {
+            ExpandableNotificationRow row = ((ExpandableNotificationRow) view);
+            if (row.getEntry() == null) {
+                viewString = "ExpandableNotificationRow has null NotificationEntry";
+            } else {
+                viewString = row.getEntry().getSbn().getId() + "";
+            }
+        } else if (view == null) {
+            viewString = "View is null";
+        } else if (view instanceof SectionHeaderView) {
+            viewString = "SectionHeaderView";
+        } else if (view instanceof FooterView) {
+            viewString = "FooterView";
+        } else if (view instanceof MediaContainerView) {
+            viewString = "MediaContainerView";
+        } else if (view instanceof EmptyShadeView) {
+            viewString = "EmptyShadeView";
+        } else {
+            viewString = view.toString();
+        }
+        log(viewString + " " + s);
+    }
+
     private void resetChildViewStates() {
         int numChildren = mHostView.getChildCount();
         for (int i = 0; i < numChildren; i++) {