diff --git a/src/com/android/launcher3/BaseDraggingActivity.java b/src/com/android/launcher3/BaseDraggingActivity.java
index 9f3b48f..6fa3c28 100644
--- a/src/com/android/launcher3/BaseDraggingActivity.java
+++ b/src/com/android/launcher3/BaseDraggingActivity.java
@@ -16,6 +16,7 @@
 
 package com.android.launcher3;
 
+import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.APP_LAUNCH_TAP;
 import static com.android.launcher3.util.DefaultDisplay.CHANGE_ROTATION;
 
 import android.app.ActivityOptions;
@@ -181,7 +182,7 @@
                         sourceContainer);
             }
             getUserEventDispatcher().logAppLaunch(v, intent, user);
-            getStatsLogManager().logAppLaunch(v, intent, user);
+            getStatsLogManager().log(APP_LAUNCH_TAP, item.buildProto(null, null));
             return true;
         } catch (NullPointerException|ActivityNotFoundException|SecurityException e) {
             Toast.makeText(this, R.string.activity_not_found, Toast.LENGTH_SHORT).show();
diff --git a/src/com/android/launcher3/ItemInfo.java b/src/com/android/launcher3/ItemInfo.java
index c99465c..8c4e4a0 100644
--- a/src/com/android/launcher3/ItemInfo.java
+++ b/src/com/android/launcher3/ItemInfo.java
@@ -16,6 +16,13 @@
 
 package com.android.launcher3;
 
+import static com.android.launcher3.LauncherSettings.Favorites.CONTAINER_DESKTOP;
+import static com.android.launcher3.LauncherSettings.Favorites.CONTAINER_HOTSEAT;
+import static com.android.launcher3.LauncherSettings.Favorites.ITEM_TYPE_APPLICATION;
+import static com.android.launcher3.LauncherSettings.Favorites.ITEM_TYPE_APPWIDGET;
+import static com.android.launcher3.LauncherSettings.Favorites.ITEM_TYPE_DEEP_SHORTCUT;
+import static com.android.launcher3.LauncherSettings.Favorites.ITEM_TYPE_SHORTCUT;
+
 import android.content.ComponentName;
 import android.content.ContentValues;
 import android.content.Intent;
@@ -24,13 +31,17 @@
 
 import androidx.annotation.Nullable;
 
+import com.android.launcher3.logger.LauncherAtom;
 import com.android.launcher3.util.ContentWriter;
 
+
+
 /**
  * Represents an item in the launcher.
  */
 public class ItemInfo {
 
+    public static final boolean DEBUG = true;
     public static final int NO_ID = -1;
 
     /**
@@ -190,6 +201,7 @@
         return "id=" + id
                 + " type=" + LauncherSettings.Favorites.itemTypeToString(itemType)
                 + " container=" + LauncherSettings.Favorites.containerToString((int)container)
+                + " targetComponent=" + getTargetComponent()
                 + " screen=" + screenId
                 + " cell(" + cellX + "," + cellY + ")"
                 + " span(" + spanX + "," + spanY + ")"
@@ -221,4 +233,70 @@
         return container == LauncherSettings.Favorites.CONTAINER_HOTSEAT_PREDICTION
                 || container == LauncherSettings.Favorites.CONTAINER_PREDICTION;
     }
+
+    /**
+     * Can be overridden by inherited classes to fill in {@link LauncherAtom.ItemInfo}
+     */
+    public void setItemBuilder(LauncherAtom.ItemInfo.Builder builder) {
+    }
+
+    /**
+     * Creates {@link LauncherAtom.ItemInfo} with important fields and parent container info.
+     */
+    public LauncherAtom.ItemInfo buildProto(Intent intent, FolderInfo fInfo) {
+
+        LauncherAtom.ItemInfo.Builder itemBuilder = LauncherAtom.ItemInfo.newBuilder();
+        itemBuilder.setIsWork(user != Process.myUserHandle());
+        ComponentName cn = getTargetComponent();
+        switch (itemType) {
+            case ITEM_TYPE_APPLICATION:
+                itemBuilder.setApplication(LauncherAtom.Application.newBuilder()
+                        .setComponentName(cn.flattenToShortString())
+                        .setPackageName(cn.getPackageName()));
+                break;
+            case ITEM_TYPE_DEEP_SHORTCUT:
+            case ITEM_TYPE_SHORTCUT:
+                itemBuilder.setShortcut(LauncherAtom.Shortcut.newBuilder()
+                        .setShortcutName(cn.flattenToShortString()));
+                break;
+            case ITEM_TYPE_APPWIDGET:
+                setItemBuilder(itemBuilder);
+                break;
+            default:
+                break;
+
+        }
+        if (fInfo != null) {
+            LauncherAtom.FolderContainer.Builder folderBuilder =
+                    LauncherAtom.FolderContainer.newBuilder();
+            folderBuilder.setGridX(cellX).setGridY(cellY).setPageIndex(screenId);
+
+            switch (fInfo.container) {
+                case CONTAINER_HOTSEAT:
+                    folderBuilder.setHotseat(LauncherAtom.HotseatContainer.newBuilder()
+                            .setIndex(fInfo.screenId));
+                    break;
+                case CONTAINER_DESKTOP:
+                    folderBuilder.setWorkspace(LauncherAtom.WorkspaceContainer.newBuilder()
+                            .setPageIndex(fInfo.screenId)
+                            .setGridX(fInfo.cellX).setGridY(fInfo.cellY));
+                    break;
+            }
+            itemBuilder.setFolder(folderBuilder);
+        } else {
+            switch (container) {
+                case CONTAINER_HOTSEAT:
+                    itemBuilder.setHotseat(LauncherAtom.HotseatContainer.newBuilder()
+                            .setIndex(screenId));
+                    break;
+                case CONTAINER_DESKTOP:
+                    itemBuilder.setWorkspace(LauncherAtom.WorkspaceContainer.newBuilder()
+                            .setGridX(cellX)
+                            .setGridY(cellY)
+                            .setPageIndex(screenId));
+                    break;
+            }
+        }
+        return itemBuilder.build();
+    }
 }
diff --git a/src/com/android/launcher3/LauncherAppWidgetInfo.java b/src/com/android/launcher3/LauncherAppWidgetInfo.java
index b824301..3a478dd 100644
--- a/src/com/android/launcher3/LauncherAppWidgetInfo.java
+++ b/src/com/android/launcher3/LauncherAppWidgetInfo.java
@@ -21,6 +21,7 @@
 import android.content.Intent;
 import android.os.Process;
 
+import com.android.launcher3.logger.LauncherAtom;
 import com.android.launcher3.model.PackageItemInfo;
 import com.android.launcher3.util.ContentWriter;
 
@@ -162,7 +163,9 @@
 
     @Override
     protected String dumpProperties() {
-        return super.dumpProperties() + " appWidgetId=" + appWidgetId;
+        return super.dumpProperties()
+                + " providerName=" + providerName
+                + " appWidgetId=" + appWidgetId;
     }
 
     public final boolean isWidgetIdAllocated() {
@@ -182,4 +185,13 @@
     public final boolean hasOptionFlag(int option) {
         return (options & option) != 0;
     }
+
+    @Override
+    public void setItemBuilder(LauncherAtom.ItemInfo.Builder builder) {
+        builder.setWidget(LauncherAtom.Widget.newBuilder()
+                .setSpanX(spanX)
+                .setSpanY(spanY)
+                .setComponentName(providerName.toString())
+                .setPackageName(providerName.getPackageName()));
+    }
 }
diff --git a/src/com/android/launcher3/Workspace.java b/src/com/android/launcher3/Workspace.java
index ee9c099..8bc0242 100644
--- a/src/com/android/launcher3/Workspace.java
+++ b/src/com/android/launcher3/Workspace.java
@@ -991,7 +991,6 @@
             if (!mOverlayShown) {
                 mLauncher.getUserEventDispatcher().logActionOnContainer(Action.Touch.SWIPE,
                         Action.Direction.LEFT, ContainerType.WORKSPACE, 0);
-                mLauncher.getStatsLogManager().logSwipeOnContainer(true, 0);
             }
             mOverlayShown = true;
             // Not announcing the overlay page for accessibility since it announces itself.
@@ -1001,7 +1000,6 @@
                 if (!ued.isPreviousHomeGesture()) {
                     mLauncher.getUserEventDispatcher().logActionOnContainer(Action.Touch.SWIPE,
                         Action.Direction.RIGHT, ContainerType.WORKSPACE, -1);
-                    mLauncher.getStatsLogManager().logSwipeOnContainer(false, -1);
                 }
             } else if (Float.compare(mOverlayTranslation, 0f) != 0) {
                 // When arriving to 0 overscroll from non-zero overscroll, announce page for
diff --git a/src/com/android/launcher3/logging/LauncherUiEvent.java b/src/com/android/launcher3/logging/LauncherUiEvent.java
new file mode 100644
index 0000000..4507ff7
--- /dev/null
+++ b/src/com/android/launcher3/logging/LauncherUiEvent.java
@@ -0,0 +1,30 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package com.android.launcher3.logging;
+
+import static java.lang.annotation.ElementType.FIELD;
+import static java.lang.annotation.RetentionPolicy.SOURCE;
+
+import java.lang.annotation.Retention;
+import java.lang.annotation.Target;
+
+@Retention(SOURCE)
+@Target(FIELD)
+public @interface LauncherUiEvent {
+    /** An explanation, suitable for Android analysts, of the UI event that this log represents. */
+    String doc();
+}
+
diff --git a/src/com/android/launcher3/logging/StatsLogManager.java b/src/com/android/launcher3/logging/StatsLogManager.java
index 9dfd7ab..2829951 100644
--- a/src/com/android/launcher3/logging/StatsLogManager.java
+++ b/src/com/android/launcher3/logging/StatsLogManager.java
@@ -16,23 +16,44 @@
 package com.android.launcher3.logging;
 
 import android.content.Context;
-import android.content.Intent;
-import android.os.UserHandle;
-import android.view.View;
-
-import androidx.annotation.Nullable;
 
 import com.android.launcher3.R;
+import com.android.launcher3.logger.LauncherAtom;
+import com.android.launcher3.logger.LauncherAtom.ItemInfo;
 import com.android.launcher3.logging.StatsLogUtils.LogStateProvider;
-import com.android.launcher3.util.ComponentKey;
 import com.android.launcher3.util.ResourceBasedOverride;
 
 /**
- * Handles the user event logging in Q.
+ * Handles the user event logging in R+.
  */
 public class StatsLogManager implements ResourceBasedOverride {
 
+    interface EventEnum {
+        int getId();
+    }
+
+    public enum LauncherEvent implements EventEnum {
+        @LauncherUiEvent(doc = "App launched from workspace, hotseat or folder in launcher")
+        APP_LAUNCH_TAP(1),
+        @LauncherUiEvent(doc = "Task launched from overview using TAP")
+        TASK_LAUNCH_TAP(2),
+        @LauncherUiEvent(doc = "Task launched from overview using SWIPE DOWN")
+        TASK_LAUNCH_SWIPE_DOWN(2),
+        @LauncherUiEvent(doc = "TASK dismissed from overview using SWIPE UP")
+        TASK_DISMISS_SWIPE_UP(3);
+        // ADD MORE
+
+        private final int mId;
+        LauncherEvent(int id) {
+            mId = id;
+        }
+        public int getId() {
+            return mId;
+        }
+    }
+
     protected LogStateProvider mStateProvider;
+
     public static StatsLogManager newInstance(Context context, LogStateProvider stateProvider) {
         StatsLogManager mgr = Overrides.getObject(StatsLogManager.class,
                 context.getApplicationContext(), R.string.stats_log_manager_class);
@@ -42,11 +63,14 @@
     }
 
     /**
-     * Logs app launches
+     * Logs an event and accompanying {@link ItemInfo}
      */
-    public void logAppLaunch(View v, Intent intent, @Nullable UserHandle userHandle) { }
-    public void logTaskLaunch(View v, ComponentKey key) { }
-    public void logTaskDismiss(View v, ComponentKey key) { }
-    public void logSwipeOnContainer(boolean isSwipingToLeft, int pageId) { }
+    public void log(LauncherEvent eventId, LauncherAtom.ItemInfo itemInfo) { }
+
+    /**
+     * Logs snapshot, or impression of the current workspace.
+     */
+    public void logSnapshot() { }
+
     public void verify() {}     // TODO: should move into robo tests
 }
diff --git a/src/com/android/launcher3/model/LoaderCursor.java b/src/com/android/launcher3/model/LoaderCursor.java
index 2311dcc..695d2a6 100644
--- a/src/com/android/launcher3/model/LoaderCursor.java
+++ b/src/com/android/launcher3/model/LoaderCursor.java
@@ -35,6 +35,8 @@
 import android.util.Log;
 import android.util.LongSparseArray;
 
+import androidx.annotation.VisibleForTesting;
+
 import com.android.launcher3.AppInfo;
 import com.android.launcher3.InvariantDeviceProfile;
 import com.android.launcher3.ItemInfo;
@@ -150,8 +152,10 @@
         }
     }
 
+    @VisibleForTesting
     public WorkspaceItemInfo loadSimpleWorkspaceItem() {
         final WorkspaceItemInfo info = new WorkspaceItemInfo();
+        info.intent = new Intent();
         // Non-app shortcuts are only supported for current user.
         info.user = user;
         info.itemType = itemType;