hotfix for custom icon changing, bump version

Author: hundeva

build.gradle

@@ -13,8 +13,8 @@ buildscript {
 
 allprojects {
     ext {
-        version_name = "1.1.1"
-        version_code = 16
+        version_name = "1.1.2"
+        version_code = 17
 
         compile_sdk_version = 27
         min_sdk_version = 21

src/com/hdeva/launcher/LeanSettings.java

@@ -3,6 +3,7 @@
 import android.content.ComponentName;
 import android.content.Context;
 import android.content.SharedPreferences;
+import android.text.TextUtils;
 import android.util.Pair;
 
 import com.android.launcher3.Utilities;
@@ -340,11 +341,19 @@ public static Pair<String, Integer> getCustomIcon(Context context, ComponentName
     }
 
     public static void setCustomIcon(Context context, String forComponent, String iconPack, int iconResId) {
-        Utilities.getCustomIconPrefs(context)
-                .edit()
-                .putString(String.format(CUSTOM_ICON_PACK_KEY_TEMPLATE, forComponent), iconPack)
-                .putInt(String.format(CUSTOM_ICON_RES_KEY_TEMPLATE, forComponent), iconResId)
-                .apply();
+        if (TextUtils.isEmpty(forComponent)) {
+            return;
+        }
+
+        ComponentName componentName = ComponentName.unflattenFromString(forComponent);
+
+        if (componentName != null) {
+            Utilities.getCustomIconPrefs(context)
+                    .edit()
+                    .putString(String.format(CUSTOM_ICON_PACK_KEY_TEMPLATE, componentName.flattenToString()), iconPack)
+                    .putInt(String.format(CUSTOM_ICON_RES_KEY_TEMPLATE, componentName.flattenToString()), iconResId)
+                    .apply();
+        }
     }
 
     private static SharedPreferences prefs(Context context) {