font compatible

appthemehelper/build.gradle

@@ -1,5 +1,6 @@
 apply plugin: 'com.android.library'
-
+apply plugin: 'kotlin-android'
+apply plugin: 'kotlin-android-extensions'
 android {
     compileSdkVersion 28
     defaultConfig {
@@ -17,6 +18,10 @@ android {
             proguardFiles getDefaultProguardFile('proguard-android.txt'), 'proguard-rules.pro'
         }
     }
+    compileOptions {
+        sourceCompatibility JavaVersion.VERSION_1_8
+        targetCompatibility JavaVersion.VERSION_1_8
+    }
     productFlavors {
     }
 }
@@ -30,4 +35,5 @@ dependencies {
     // Used for the list preference classes
     implementation 'com.afollestad.material-dialogs:core:0.9.6.0'
     implementation 'com.afollestad.material-dialogs:commons:0.9.6.0'
+    implementation "org.jetbrains.kotlin:kotlin-stdlib-jdk7:$kotlin_version"
 }

appthemehelper/src/main/java/code/name/monkey/appthemehelper/util/MaterialUtil.java

@@ -35,9 +35,6 @@ public class MaterialUtil {
             button.setIconTint(colorState);
         }
 
-        Typeface font = ResourcesCompat.getFont(button.getContext(), R.font.product_sans);
-        button.setTypeface(font);
-
     }
 
     public static void setTint(TextInputLayout textInputLayout, boolean background) {

appthemehelper/src/main/java/code/name/monkey/appthemehelper/util/NavigationViewUtil.java

@@ -1,11 +1,15 @@
 package code.name.monkey.appthemehelper.util;
 
 import android.content.res.ColorStateList;
-import androidx.annotation.ColorInt;
+import android.graphics.drawable.Drawable;
-import androidx.annotation.NonNull;
+
 import com.google.android.material.bottomnavigation.BottomNavigationView;
 import com.google.android.material.navigation.NavigationView;
 
+import androidx.annotation.ColorInt;
+import androidx.annotation.NonNull;
+import code.name.monkey.appthemehelper.ThemeStore;
+
 /**
  * @author Karim Abou Zeid (kabouzeid)
  */
@@ -25,6 +29,8 @@ public final class NavigationViewUtil {
                         selectedColor
                 });
         navigationView.setItemIconTintList(iconSl);
+        Drawable drawable = navigationView.getItemBackground();
+        navigationView.setItemBackground(TintHelper.createTintedDrawable(drawable, ColorUtil.withAlpha(ThemeStore.accentColor(navigationView.getContext()), 0.2f)));
     }
 
     public static void setItemTextColors(@NonNull NavigationView navigationView, @ColorInt int normalColor, @ColorInt int selectedColor) {

appthemehelper/src/main/res/font/product_sans.xml

@@ -1,7 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<font-family xmlns:android="http://schemas.android.com/apk/res/android">
-    <font
-        android:font="@font/products_sans_regular"
-        android:fontStyle="normal"
-        android:fontWeight="400" />
-</font-family>

appthemehelper/src/main/res/layout/ate_preference_custom.xml

@@ -12,7 +12,7 @@
     tools:ignore="RtlSymmetry,UnusedAttribute">
 
     <ImageView
-        android:id="@+android:id/icon"
+        android:id="@android:id/icon"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_gravity="center"
@@ -40,7 +40,6 @@
             android:layout_alignParentStart="true"
             android:ellipsize="marquee"
             android:fadingEdge="horizontal"
-            android:fontFamily="sans-serif"
             android:singleLine="true"
             android:textSize="@dimen/ate_default_textsize_subheading"
             tools:text="Title" />
@@ -53,7 +52,6 @@
             android:layout_alignStart="@android:id/title"
             android:layout_below="@android:id/title"
             android:layout_marginTop="2dp"
-            android:fontFamily="sans-serif"
             android:maxLines="4"
             android:textSize="@dimen/ate_default_textsize_body"
             tools:text="Summary" />

appthemehelper/src/main/res/layout/ate_preference_custom_support.xml

@@ -13,7 +13,7 @@
     tools:ignore="RtlSymmetry,UnusedAttribute">
 
     <ImageView
-        android:id="@+android:id/icon"
+        android:id="@android:id/icon"
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:layout_gravity="center"
@@ -41,7 +41,6 @@
             android:layout_alignParentStart="true"
             android:ellipsize="marquee"
             android:fadingEdge="horizontal"
-            android:fontFamily="sans-serif"
             android:singleLine="true"
             android:textSize="@dimen/ate_default_textsize_subheading"
             tools:text="Title" />
@@ -54,7 +53,6 @@
             android:layout_alignStart="@android:id/title"
             android:layout_below="@android:id/title"
             android:layout_marginTop="2dp"
-            android:fontFamily="sans-serif"
             android:maxLines="4"
             android:textSize="@dimen/ate_default_textsize_body"
             tools:text="Summary" />