Add option to force Google Maps or use geo: URI for navigation

app/src/main/res/layout/activity_settings.xml

@@ -0,0 +1,71 @@
+<?xml version="1.0" encoding="utf-8"?>
+<!--
+  ~ Nextcloud Maps Geofavorites for Android
+  ~
+  ~ This program is free software: you can redistribute it and/or modify
+  ~ it under the terms of the GNU General Public License as published by
+  ~ the Free Software Foundation, either version 3 of the License, or
+  ~ (at your option) any later version.
+  ~
+  ~ This program is distributed in the hope that it will be useful,
+  ~ but WITHOUT ANY WARRANTY; without even the implied warranty of
+  ~ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+  ~ GNU General Public License for more details.
+  ~
+  ~ You should have received a copy of the GNU General Public License
+  ~ along with this program.  If not, see <http://www.gnu.org/licenses/>.
+  -->
+
+<ScrollView
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    android:layout_width="match_parent"
+    android:layout_height="match_parent"
+    android:background="@color/primary"
+    android:orientation="vertical">
+
+    <com.google.android.material.appbar.AppBarLayout
+        android:id="@+id/appBar"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content">
+
+        <androidx.appcompat.widget.Toolbar
+            android:id="@+id/toolbar"
+            android:layout_width="match_parent"
+            android:layout_height="?android:attr/actionBarSize"
+            app:contentInsetStartWithNavigation="0dp"
+            app:navigationIcon="@drawable/ic_back_grey"
+            app:titleMarginStart="0dp"/>
+
+        <LinearLayout
+            android:layout_width="match_parent"
+            android:layout_height="wrap_content"
+            android:orientation="vertical"
+            android:padding="@dimen/spacer_2x">
+
+            <LinearLayout
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:orientation="horizontal"
+                android:padding="10dp">
+
+                <TextView
+                    android:layout_width="0dp"
+                    android:layout_height="wrap_content"
+                    android:layout_weight="1"
+                    android:layout_gravity="center_vertical"
+                    android:text="@string/settings_use_google_maps"
+                    style="?android:attr/editTextPreferenceStyle"/>
+
+                <Switch
+                    android:id="@+id/use_google_maps_switch"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_gravity="center_vertical"/>
+            </LinearLayout>
+
+        </LinearLayout>
+
+    </com.google.android.material.appbar.AppBarLayout>
+
+</ScrollView>