Support edge to edge

Signed-off-by: Aayush Gupta <aayushgupta219@gmail.com>

app/src/main/java/com/stevesoltys/seedvault/extensions/Activity.kt

@@ -0,0 +1,21 @@
+/*
+ * SPDX-FileCopyrightText: 2024 The Calyx Institute
+ * SPDX-License-Identifier: Apache-2.0
+ */
+
+package com.stevesoltys.seedvault.extensions
+
+import android.app.Activity
+import androidx.core.view.ViewCompat
+import androidx.core.view.WindowCompat
+import androidx.core.view.WindowInsetsCompat
+
+fun Activity.setupEdgeToEdge() {
+    val rootView = window.decorView.rootView
+    WindowCompat.setDecorFitsSystemWindows(window, false)
+    ViewCompat.setOnApplyWindowInsetsListener(rootView) { v, windowInsets ->
+        val insets = windowInsets.getInsets(WindowInsetsCompat.Type.systemBars())
+        v.setPadding(insets.left, insets.top, insets.right, insets.bottom)
+        WindowInsetsCompat.CONSUMED
+    }
+}

app/src/main/java/com/stevesoltys/seedvault/ui/BackupActivity.kt

@@ -5,14 +5,21 @@
 
 package com.stevesoltys.seedvault.ui
 
+import android.os.Bundle
 import android.view.MenuItem
 import androidx.annotation.CallSuper
 import androidx.appcompat.app.AppCompatActivity
 import androidx.fragment.app.Fragment
 import com.stevesoltys.seedvault.R
+import com.stevesoltys.seedvault.extensions.setupEdgeToEdge
 
 abstract class BackupActivity : AppCompatActivity() {
 
+    override fun onCreate(savedInstanceState: Bundle?) {
+        setupEdgeToEdge()
+        super.onCreate(savedInstanceState)
+    }
+
     @CallSuper
     override fun onOptionsItemSelected(item: MenuItem): Boolean = when (item.itemId) {
         android.R.id.home -> {

app/src/main/java/com/stevesoltys/seedvault/ui/storage/PermissionGrantActivity.kt

@@ -8,10 +8,12 @@ package com.stevesoltys.seedvault.ui.storage
 import android.content.Intent.FLAG_GRANT_PREFIX_URI_PERMISSION
 import android.os.Bundle
 import androidx.appcompat.app.AppCompatActivity
+import com.stevesoltys.seedvault.extensions.setupEdgeToEdge
 
 class PermissionGrantActivity : AppCompatActivity() {
 
     override fun onCreate(savedInstanceState: Bundle?) {
+        setupEdgeToEdge()
         super.onCreate(savedInstanceState)
 
         if (intent?.data != null) {