TRON logging for TextView gesture - Long press.

Bug: 32572232
Test: Manually confirmed that stats were sent for logging by checking
  adb logs according to go/tron-howto.
Change-Id: I1ea09174190247c219ce42f70c7db75148033685

4 files changed, 73 insertions, 0 deletions

diff --git a/core/java/android/widget/Editor.java b/core/java/android/widget/Editor.java
index 5eaabe7c137b..541fbe0528f1 100644
--- a/core/java/android/widget/Editor.java
+++ b/core/java/android/widget/Editor.java
@@ -111,6 +111,8 @@ import android.widget.TextView.Drawables;
 import android.widget.TextView.OnEditorActionListener;
 
 import com.android.internal.annotations.VisibleForTesting;
+import com.android.internal.logging.MetricsLogger;
+import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
 import com.android.internal.util.ArrayUtils;
 import com.android.internal.util.GrowingArrayUtils;
 import com.android.internal.util.Preconditions;
@@ -1119,14 +1121,26 @@ public class Editor {
             getInsertionController().show();
             mIsInsertionActionModeStartPending = true;
             handled = true;
+            MetricsLogger.action(
+                    mTextView.getContext(),
+                    MetricsEvent.TEXT_LONGPRESS,
+                    TextViewMetrics.SUBTYPE_LONG_PRESS_OTHER);
         }
 
         if (!handled && mTextActionMode != null) {
             if (touchPositionIsInSelection()) {
                 startDragAndDrop();
+                MetricsLogger.action(
+                        mTextView.getContext(),
+                        MetricsEvent.TEXT_LONGPRESS,
+                        TextViewMetrics.SUBTYPE_LONG_PRESS_DRAG_AND_DROP);
             } else {
                 stopTextActionMode();
                 selectCurrentWordAndStartDrag();
+                MetricsLogger.action(
+                        mTextView.getContext(),
+                        MetricsEvent.TEXT_LONGPRESS,
+                        TextViewMetrics.SUBTYPE_LONG_PRESS_SELECTION);
             }
             handled = true;
         }
@@ -1134,6 +1148,12 @@ public class Editor {
         // Start a new selection
         if (!handled) {
             handled = selectCurrentWordAndStartDrag();
+            if (handled) {
+                MetricsLogger.action(
+                        mTextView.getContext(),
+                        MetricsEvent.TEXT_LONGPRESS,
+                        TextViewMetrics.SUBTYPE_LONG_PRESS_SELECTION);
+            }
         }
 
         return handled;
diff --git a/core/java/android/widget/TextView.java b/core/java/android/widget/TextView.java
index 5426a37cdd80..69f463cdd856 100644
--- a/core/java/android/widget/TextView.java
+++ b/core/java/android/widget/TextView.java
@@ -148,6 +148,8 @@ import android.view.textservice.TextServicesManager;
 import android.widget.RemoteViews.RemoteView;
 
 import com.android.internal.annotations.VisibleForTesting;
+import com.android.internal.logging.MetricsLogger;
+import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
 import com.android.internal.util.FastMath;
 import com.android.internal.widget.EditableInputConnection;
 
@@ -9685,6 +9687,11 @@ public class TextView extends View implements ViewTreeObserver.OnPreDrawListener
         if (handled) {
             performHapticFeedback(HapticFeedbackConstants.LONG_PRESS);
             if (mEditor != null) mEditor.mDiscardNextActionUp = true;
+        } else {
+            MetricsLogger.action(
+                    mContext,
+                    MetricsEvent.TEXT_LONGPRESS,
+                    TextViewMetrics.SUBTYPE_LONG_PRESS_OTHER);
         }
 
         return handled;
diff --git a/core/java/android/widget/TextViewMetrics.java b/core/java/android/widget/TextViewMetrics.java
new file mode 100644
index 000000000000..0a14d3e8b466
--- /dev/null
+++ b/core/java/android/widget/TextViewMetrics.java
@@ -0,0 +1,40 @@
+/*
+ * Copyright (C) 2016 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 android.widget;
+
+/**
+ * {@link com.android.internal.logging.MetricsLogger} values for TextView.
+ *
+ * @hide
+ */
+final class TextViewMetrics {
+
+    private TextViewMetrics() {}
+
+    /**
+     * Long press on TextView - no special classification.
+     */
+    static final int SUBTYPE_LONG_PRESS_OTHER = 0;
+    /**
+     * Long press on TextView - selection started.
+     */
+    static final int SUBTYPE_LONG_PRESS_SELECTION = 1;
+    /**
+     * Long press on TextView - drag and drop started.
+     */
+    static final int SUBTYPE_LONG_PRESS_DRAG_AND_DROP = 2;
+}
diff --git a/proto/src/metrics_constants.proto b/proto/src/metrics_constants.proto
index 9b4b1868cdbb..45f2ec76588a 100644
--- a/proto/src/metrics_constants.proto
+++ b/proto/src/metrics_constants.proto
@@ -2653,6 +2653,12 @@ message MetricsEvent {
     // OS: O
     ENTERPRISE_PRIVACY_SETTINGS = 628;
 
+    // ACTION: Longpress on a TextView.
+    //  SUBTYPE: 1 is for START_SELECTION, 2 is for START_DRAG_AND_DROP, 0 is for OTHER.
+    // CATEGORY: TEXT_CONTROLS
+    // OS: O
+    TEXT_LONGPRESS = 629;
+
     // ---- End O Constants, all O constants go above this line ----
 
     // Add new aosp constants above this line.