From dfcc14963d979150cc9c5813c9f58b147e085d44 Mon Sep 17 00:00:00 2001
From: Alex Hart <alex@signal.org>
Date: Tue, 4 Oct 2022 14:37:51 -0300
Subject: [PATCH] Fix issue with insets  on API < 30.

---
 .../securesms/util/SystemWindowInsetsSetter.kt         | 10 ++++++++--
 .../java/org/thoughtcrime/securesms/util/ViewUtil.java |  5 +++--
 2 files changed, 11 insertions(+), 4 deletions(-)

diff --git a/app/src/main/java/org/thoughtcrime/securesms/util/SystemWindowInsetsSetter.kt b/app/src/main/java/org/thoughtcrime/securesms/util/SystemWindowInsetsSetter.kt
index 68da241e77..1d0df27b30 100644
--- a/app/src/main/java/org/thoughtcrime/securesms/util/SystemWindowInsetsSetter.kt
+++ b/app/src/main/java/org/thoughtcrime/securesms/util/SystemWindowInsetsSetter.kt
@@ -1,6 +1,8 @@
 package org.thoughtcrime.securesms.util
 
+import android.os.Build
 import android.view.View
+import androidx.core.graphics.Insets
 import androidx.core.view.ViewCompat
 import androidx.core.view.WindowInsetsCompat
 import androidx.lifecycle.DefaultLifecycleObserver
@@ -13,9 +15,9 @@ object SystemWindowInsetsSetter {
    */
   fun attach(view: View, lifecycleOwner: LifecycleOwner, @WindowInsetsCompat.Type.InsetsType insetType: Int = WindowInsetsCompat.Type.systemBars()) {
     val listener = view.doOnEachLayout {
-      val insets = ViewCompat.getRootWindowInsets(view)?.getInsets(insetType)
+      val insets: Insets? = ViewCompat.getRootWindowInsets(view)?.getInsets(insetType)
 
-      if (insets != null) {
+      if (Build.VERSION.SDK_INT > 29 && insets != null && !insets.isEmpty()) {
         view.setPadding(
           insets.left,
           insets.top,
@@ -40,4 +42,8 @@ object SystemWindowInsetsSetter {
 
     lifecycleOwner.lifecycle.addObserver(lifecycleObserver)
   }
+
+  private fun Insets.isEmpty(): Boolean {
+    return (top + bottom + right + left) == 0
+  }
 }
diff --git a/app/src/main/java/org/thoughtcrime/securesms/util/ViewUtil.java b/app/src/main/java/org/thoughtcrime/securesms/util/ViewUtil.java
index b64f6674d9..8c98383d99 100644
--- a/app/src/main/java/org/thoughtcrime/securesms/util/ViewUtil.java
+++ b/app/src/main/java/org/thoughtcrime/securesms/util/ViewUtil.java
@@ -20,6 +20,7 @@ import android.annotation.SuppressLint;
 import android.app.Activity;
 import android.content.Context;
 import android.content.res.Resources;
+import android.os.Build;
 import android.util.TypedValue;
 import android.view.Gravity;
 import android.view.LayoutInflater;
@@ -329,7 +330,7 @@ public final class ViewUtil {
 
   public static int getStatusBarHeight(@NonNull View view) {
     final WindowInsetsCompat rootWindowInsets = ViewCompat.getRootWindowInsets(view);
-    if (rootWindowInsets != null) {
+    if (Build.VERSION.SDK_INT > 29 && rootWindowInsets != null) {
       return rootWindowInsets.getInsets(WindowInsetsCompat.Type.statusBars()).top;
     } else {
       int result     = 0;
@@ -343,7 +344,7 @@ public final class ViewUtil {
 
   public static int getNavigationBarHeight(@NonNull View view) {
     final WindowInsetsCompat rootWindowInsets = ViewCompat.getRootWindowInsets(view);
-    if (rootWindowInsets != null) {
+    if (Build.VERSION.SDK_INT > 29 && rootWindowInsets != null) {
       return rootWindowInsets.getInsets(WindowInsetsCompat.Type.navigationBars()).bottom;
     } else {
       int result     = 0;