Merge branch 'fixMyPdfThumbDialogFragment'

app/src/main/java/com/kdanmobile/pdfreaderviewapp/MyPdfThumbDialogFragment.kt

@@ -2,13 +2,23 @@ package com.kdanmobile.pdfreaderviewapp
 
 import android.content.Intent
 import android.os.Bundle
+import android.os.Environment
 import com.kdanmobile.reader.thumb.PdfThumbDialogFragment
 import java.io.File
 
 class MyPdfThumbDialogFragment: PdfThumbDialogFragment() {
+
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
     }
+    
+    override fun getKdanPdfReaderFolder(): File {
+        val external = Environment.getExternalStorageDirectory()
+        val folder = File(external, "KdanPDFReader")
+        if (!folder.exists() || !folder.isDirectory)
+            folder.mkdirs()
+        return folder
+    }
 
     override fun canDelete() : Boolean {
         return true