Merge "PointerChoreographer: Show spot hover icon for stylus when showing taps" into main
diff --git a/services/inputflinger/PointerChoreographer.cpp b/services/inputflinger/PointerChoreographer.cpp
index 397feda..006d507 100644
--- a/services/inputflinger/PointerChoreographer.cpp
+++ b/services/inputflinger/PointerChoreographer.cpp
@@ -407,7 +407,8 @@
         // TODO(b/315815559): Do not fade and reset the icon if the hover exit will be followed
         //   immediately by a DOWN event.
         pc.fade(PointerControllerInterface::Transition::IMMEDIATE);
-        pc.updatePointerIcon(PointerIconStyle::TYPE_NOT_SPECIFIED);
+        pc.updatePointerIcon(mShowTouchesEnabled ? PointerIconStyle::TYPE_SPOT_HOVER
+                                                 : PointerIconStyle::TYPE_NOT_SPECIFIED);
     } else if (canUnfadeOnDisplay(args.displayId)) {
         pc.unfade(PointerControllerInterface::Transition::IMMEDIATE);
     }
@@ -792,6 +793,13 @@
     if (isFromSource(sources, AINPUT_SOURCE_STYLUS)) {
         auto it = mStylusPointersByDevice.find(deviceId);
         if (it != mStylusPointersByDevice.end()) {
+            if (mShowTouchesEnabled) {
+                // If an app doesn't override the icon for the hovering stylus, show the hover icon.
+                auto* style = std::get_if<PointerIconStyle>(&icon);
+                if (style != nullptr && *style == PointerIconStyle::TYPE_NOT_SPECIFIED) {
+                    *style = PointerIconStyle::TYPE_SPOT_HOVER;
+                }
+            }
             setIconForController(icon, *it->second);
             return true;
         }
diff --git a/services/inputflinger/tests/PointerChoreographer_test.cpp b/services/inputflinger/tests/PointerChoreographer_test.cpp
index 18222dd..411c7ba 100644
--- a/services/inputflinger/tests/PointerChoreographer_test.cpp
+++ b/services/inputflinger/tests/PointerChoreographer_test.cpp
@@ -978,6 +978,36 @@
     assertPointerControllerRemoved(pc);
 }
 
+/**
+ * When both "show touches" and "stylus hover icons" are enabled, if the app doesn't specify an
+ * icon for the hovering stylus, fall back to using the spot hover icon.
+ */
+TEST_F(PointerChoreographerTest, ShowTouchesOverridesUnspecifiedStylusIcon) {
+    mChoreographer.setShowTouchesEnabled(true);
+    mChoreographer.setStylusPointerIconEnabled(true);
+    mChoreographer.notifyInputDevicesChanged(
+            {/*id=*/0,
+             {generateTestDeviceInfo(DEVICE_ID, AINPUT_SOURCE_TOUCHSCREEN | AINPUT_SOURCE_STYLUS,
+                                     DISPLAY_ID)}});
+
+    mChoreographer.notifyMotion(MotionArgsBuilder(AMOTION_EVENT_ACTION_HOVER_ENTER,
+                                                  AINPUT_SOURCE_TOUCHSCREEN | AINPUT_SOURCE_STYLUS)
+                                        .pointer(STYLUS_POINTER)
+                                        .deviceId(DEVICE_ID)
+                                        .displayId(DISPLAY_ID)
+                                        .build());
+    auto pc = assertPointerControllerCreated(ControllerType::STYLUS);
+
+    mChoreographer.setPointerIcon(PointerIconStyle::TYPE_NOT_SPECIFIED, DISPLAY_ID, DEVICE_ID);
+    pc->assertPointerIconSet(PointerIconStyle::TYPE_SPOT_HOVER);
+
+    mChoreographer.setPointerIcon(PointerIconStyle::TYPE_ARROW, DISPLAY_ID, DEVICE_ID);
+    pc->assertPointerIconSet(PointerIconStyle::TYPE_ARROW);
+
+    mChoreographer.setPointerIcon(PointerIconStyle::TYPE_NOT_SPECIFIED, DISPLAY_ID, DEVICE_ID);
+    pc->assertPointerIconSet(PointerIconStyle::TYPE_SPOT_HOVER);
+}
+
 using StylusFixtureParam =
         std::tuple</*name*/ std::string_view, /*source*/ uint32_t, ControllerType>;