Adding support for external stimulus release event in the

SeekableSliderEventProducer.

The event when a seekable slider is released from external stimulus
control (e.g., a button or a physical key) is now produced by the
SeekableSliderEventProducer.

Test: atest SystemUITests:SeekableSliderEventProducerTest
Bug: 316953430
Flag: NONE
Change-Id: I3026085580f84e0ee4ddae48ce811071a97fdf61

3 files changed, 29 insertions, 1 deletions

diff --git a/packages/SystemUI/src/com/android/systemui/haptics/slider/SeekableSliderEventProducer.kt b/packages/SystemUI/src/com/android/systemui/haptics/slider/SeekableSliderEventProducer.kt
index 629b361064a7..cfa5294567b7 100644
--- a/packages/SystemUI/src/com/android/systemui/haptics/slider/SeekableSliderEventProducer.kt
+++ b/packages/SystemUI/src/com/android/systemui/haptics/slider/SeekableSliderEventProducer.kt
@@ -65,4 +65,11 @@ class SeekableSliderEventProducer : SliderEventProducer, OnSeekBarChangeListener
             SliderEvent(SliderEventType.STOPPED_TRACKING_TOUCH, previousEvent.currentProgress)
         }
     }
+
+    /** The arrow navigation that was operating the slider has stopped. */
+    fun onArrowUp() {
+        _currentEvent.update { previousEvent ->
+            SliderEvent(SliderEventType.ARROW_UP, previousEvent.currentProgress)
+        }
+    }
 }
diff --git a/packages/SystemUI/src/com/android/systemui/haptics/slider/SliderEventType.kt b/packages/SystemUI/src/com/android/systemui/haptics/slider/SliderEventType.kt
index 413e27763ba8..4a63941b3f8c 100644
--- a/packages/SystemUI/src/com/android/systemui/haptics/slider/SliderEventType.kt
+++ b/packages/SystemUI/src/com/android/systemui/haptics/slider/SliderEventType.kt
@@ -29,5 +29,5 @@ enum class SliderEventType {
     /* The slider has stopped tracking touch events. */
     STOPPED_TRACKING_TOUCH,
     /* The external (not touch) stimulus that was modifying the slider progress has stopped. */
-    EXTERNAL_STIMULUS_RELEASE,
+    ARROW_UP,
 }
diff --git a/packages/SystemUI/tests/src/com/android/systemui/haptics/slider/SeekableSliderEventProducerTest.kt b/packages/SystemUI/tests/src/com/android/systemui/haptics/slider/SeekableSliderEventProducerTest.kt
index 71a56cd8588c..c22d35cb214f 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/haptics/slider/SeekableSliderEventProducerTest.kt
+++ b/packages/SystemUI/tests/src/com/android/systemui/haptics/slider/SeekableSliderEventProducerTest.kt
@@ -123,4 +123,25 @@ class SeekableSliderEventProducerTest : SysuiTestCase() {
 
             assertEquals(SliderEvent(SliderEventType.STOPPED_TRACKING_TOUCH, 0.5F), latest)
         }
+
+    @Test
+    fun onArrowUp_afterStartTrackingTouch_ArrowUpProduced() = runTest {
+        val latest by collectLastValue(eventFlow)
+
+        eventProducer.onStartTrackingTouch(seekBar)
+        eventProducer.onArrowUp()
+
+        assertEquals(SliderEvent(SliderEventType.ARROW_UP, 0f), latest)
+    }
+
+    @Test
+    fun onArrowUp_afterChangeByProgram_ArrowUpProduced_withProgress() = runTest {
+        val progress = 50
+        val latest by collectLastValue(eventFlow)
+
+        eventProducer.onProgressChanged(seekBar, progress, false)
+        eventProducer.onArrowUp()
+
+        assertEquals(SliderEvent(SliderEventType.ARROW_UP, 0.5f), latest)
+    }
 }