use the picked color as the active color of the widget

Author: tibbi

app/src/main/java/com/simplemobiletools/flashlight/MyWidgetProvider.java

@@ -6,6 +6,7 @@
 import android.content.ComponentName;
 import android.content.Context;
 import android.content.Intent;
+import android.content.SharedPreferences;
 import android.content.res.Resources;
 import android.graphics.Bitmap;
 import android.widget.RemoteViews;
@@ -44,8 +45,10 @@ private void initVariables(Context context) {
         mRemoteViews.setOnClickPendingIntent(R.id.toggle_btn, pendingIntent);
         mCameraImpl = new MyCameraImpl(context);
 
+        final SharedPreferences prefs = initPrefs(context);
         final Resources res = context.getResources();
-        final int appColor = res.getColor(R.color.colorPrimary);
+        final int defaultColor = res.getColor(R.color.colorPrimary);
+        final int appColor = prefs.getInt(Constants.WIDGET_COLOR, defaultColor);
         mColoredBmp = Utils.getColoredIcon(context.getResources(), appColor, R.mipmap.flashlight_small);
 
         if (mBus == null) {
@@ -81,6 +84,10 @@ public void disableFlashlight() {
         }
     }
 
+    private SharedPreferences initPrefs(Context context) {
+        return context.getSharedPreferences(Constants.PREFS_KEY, Context.MODE_PRIVATE);
+    }
+
     @Subscribe
     public void cameraUnavailable(Events.CameraUnavailable event) {
         if (mContext != null) {