Altering TouchExplorer behavior to support Split Tap

Allows touchExplorer to broadcast a POINTER_UP event while in the touch exploration state.
On TOUCH_INTERACTION_END, TouchState transitions to touch exploration instead of clear if there are any pointers down.

Bug: 374930391
Test: atest TouchExplorerTest TouchStateTest
Test: manually verify conditions mentioned in bug do not persist.
Flag: com.android.server.accessibility.pointer_up_motion_event_in_touch_exploration
Change-Id: I33b8d992c9e47d7bd62d2242b1ddbd52d6f81df1

1 files changed, 10 insertions, 0 deletions

diff --git a/services/accessibility/accessibility.aconfig b/services/accessibility/accessibility.aconfig
index b52b3dabd47d..64a4a4ae3c0d 100644
--- a/services/accessibility/accessibility.aconfig
+++ b/services/accessibility/accessibility.aconfig
@@ -260,6 +260,16 @@ flag {
 }
 
 flag {
+    name: "pointer_up_motion_event_in_touch_exploration"
+    namespace: "accessibility"
+    description: "Allows POINTER_UP motionEvents to trigger during touch exploration."
+    bug: "374930391"
+    metadata {
+        purpose: PURPOSE_BUGFIX
+    }
+}
+
+flag {
     name: "proxy_use_apps_on_virtual_device_listener"
     namespace: "accessibility"
     description: "Fixes race condition described in b/286587811"