Add LatencyTracker to track important SystemUI latencies for testing
Add a new class that can record latencies for various actions. Add a
new system property debug.systemui.latency_tracking to enable/disable
latency as well as a broadcast to reload the property if it changes.
This will be used to write lab latency tests to track important
transitions/latencies.
Change-Id: I11f96f1c410d83f2d3dbbdf903b29e3035744fb8
diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarWindowView.java b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarWindowView.java
index 47ea59e..4425c5e 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarWindowView.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/phone/StatusBarWindowView.java
@@ -33,6 +33,7 @@
import android.net.Uri;
import android.os.Bundle;
import android.os.IBinder;
+import android.os.Trace;
import android.util.AttributeSet;
import android.view.ActionMode;
import android.view.InputQueue;
@@ -225,6 +226,10 @@
@Override
public boolean dispatchTouchEvent(MotionEvent ev) {
+ if (ev.getActionMasked() == MotionEvent.ACTION_DOWN
+ && mNotificationPanel.getExpandedHeight() == 0f) {
+ mNotificationPanel.startExpandLatencyTracking();
+ }
mFalsingManager.onTouchEvent(ev, getWidth(), getHeight());
if (mBrightnessMirror != null && mBrightnessMirror.getVisibility() == VISIBLE) {
// Disallow new pointers while the brightness mirror is visible. This is so that you