Adjust LongScreenshotActivity padding based upon system insets

Bug: 331654675
Test: Manual verification that padding is updated and UI doesn't render
      under the system bars.
Flag: None
Change-Id: Ic2b8c0a6d74ed248f5d3712187ac05aacb8cfe60

1 files changed, 14 insertions, 0 deletions

diff --git a/packages/SystemUI/src/com/android/systemui/screenshot/scroll/LongScreenshotActivity.java b/packages/SystemUI/src/com/android/systemui/screenshot/scroll/LongScreenshotActivity.java
index 1e1a577ebd4a..6995fad75a90 100644
--- a/packages/SystemUI/src/com/android/systemui/screenshot/scroll/LongScreenshotActivity.java
+++ b/packages/SystemUI/src/com/android/systemui/screenshot/scroll/LongScreenshotActivity.java
@@ -23,6 +23,7 @@ import android.content.ContentProvider;
 import android.content.Intent;
 import android.graphics.Bitmap;
 import android.graphics.HardwareRenderer;
+import android.graphics.Insets;
 import android.graphics.Matrix;
 import android.graphics.RecordingCanvas;
 import android.graphics.Rect;
@@ -38,9 +39,11 @@ import android.util.Log;
 import android.view.Display;
 import android.view.ScrollCaptureResponse;
 import android.view.View;
+import android.view.WindowInsets;
 import android.widget.ImageView;
 
 import androidx.constraintlayout.widget.ConstraintLayout;
+import androidx.core.view.WindowCompat;
 
 import com.android.internal.app.ChooserActivity;
 import com.android.internal.logging.UiEventLogger;
@@ -127,6 +130,10 @@ public class LongScreenshotActivity extends Activity {
     @Override
     public void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
+
+        // Enable edge-to-edge explicitly.
+        WindowCompat.setDecorFitsSystemWindows(getWindow(), false);
+
         setContentView(R.layout.long_screenshot);
 
         mPreview = requireViewById(R.id.preview);
@@ -149,6 +156,13 @@ public class LongScreenshotActivity extends Activity {
                 (v, left, top, right, bottom, oldLeft, oldTop, oldRight, oldBottom) ->
                         updateImageDimensions());
 
+        requireViewById(R.id.root).setOnApplyWindowInsetsListener(
+                (view, windowInsets) -> {
+                    Insets insets = windowInsets.getInsets(WindowInsets.Type.systemBars());
+                    view.setPadding(insets.left, insets.top, insets.right, insets.bottom);
+                    return WindowInsets.CONSUMED;
+                });
+
         Intent intent = getIntent();
         mScrollCaptureResponse = intent.getParcelableExtra(EXTRA_CAPTURE_RESPONSE);
         mScreenshotUserHandle = intent.getParcelableExtra(EXTRA_SCREENSHOT_USER_HANDLE,