From 88e2f1e0e02565519fd985edb1e060b64ad78e43 Mon Sep 17 00:00:00 2001
From: Joshua McCloskey <joshmccloskey@google.com>
Date: Wed, 16 Nov 2022 01:20:04 +0000
Subject: [PATCH] Ensure text doesnt jump during enrollment

Test: Verified via fingerprint enrollment that dynamic text no longer
shifts the fingerprint icon view.
Fixes: 251235423

Change-Id: Ia70bb251af9df581e5c1e2b7dfcd9290dcc66b26
---
 .../FingerprintEnrollEnrolling.java           | 27 +++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/src/com/android/settings/biometrics/fingerprint/FingerprintEnrollEnrolling.java b/src/com/android/settings/biometrics/fingerprint/FingerprintEnrollEnrolling.java
index 9598019f93d..373243a678b 100644
--- a/src/com/android/settings/biometrics/fingerprint/FingerprintEnrollEnrolling.java
+++ b/src/com/android/settings/biometrics/fingerprint/FingerprintEnrollEnrolling.java
@@ -77,6 +77,8 @@ import com.google.android.setupcompat.template.FooterBarMixin;
 import com.google.android.setupcompat.template.FooterButton;
 import com.google.android.setupcompat.util.WizardManagerHelper;
 import com.google.android.setupdesign.GlifLayout;
+import com.google.android.setupdesign.template.DescriptionMixin;
+import com.google.android.setupdesign.template.HeaderMixin;
 
 import java.lang.annotation.Retention;
 import java.lang.annotation.RetentionPolicy;
@@ -341,6 +343,9 @@ public class FingerprintEnrollEnrolling extends BiometricsEnrollEnrolling {
                 return true;
             });
         }
+
+        final Configuration config = getApplicationContext().getResources().getConfiguration();
+        maybeHideSfpsText(config);
     }
 
     @Override
@@ -1040,6 +1045,7 @@ public class FingerprintEnrollEnrolling extends BiometricsEnrollEnrolling {
 
     @Override
     public void onConfigurationChanged(@NonNull Configuration newConfig) {
+        maybeHideSfpsText(newConfig);
         switch(newConfig.orientation) {
             case Configuration.ORIENTATION_LANDSCAPE: {
                 updateOrientation(Configuration.ORIENTATION_LANDSCAPE);
@@ -1055,6 +1061,27 @@ public class FingerprintEnrollEnrolling extends BiometricsEnrollEnrolling {
         }
     }
 
+    private void maybeHideSfpsText(@NonNull Configuration newConfig) {
+        final HeaderMixin headerMixin = getLayout().getMixin(HeaderMixin.class);
+        final DescriptionMixin descriptionMixin = getLayout().getMixin(DescriptionMixin.class);
+        final boolean isLandscape = newConfig.orientation == Configuration.ORIENTATION_LANDSCAPE;
+
+        if (mCanAssumeSfps) {
+            if (isLandscape) {
+                headerMixin.setAutoTextSizeEnabled(true);
+                headerMixin.getTextView().setMinLines(0);
+                headerMixin.getTextView().setMaxLines(10);
+                descriptionMixin.getTextView().setMinLines(0);
+                descriptionMixin.getTextView().setMaxLines(10);
+            } else {
+                headerMixin.setAutoTextSizeEnabled(false);
+                headerMixin.getTextView().setLines(4);
+                // hide the description
+                descriptionMixin.getTextView().setLines(0);
+            }
+        }
+    }
+
     public static class IconTouchDialog extends InstrumentedDialogFragment {
 
         @Override