add a custom viewpager

app/src/main/kotlin/com/simplemobiletools/notes/views/MyViewPager.kt

@@ -0,0 +1,36 @@
+package com.simplemobiletools.notes.views
+
+import android.content.Context
+import android.support.v4.view.ViewPager
+import android.util.AttributeSet
+import android.view.MotionEvent
+
+// we are creating a custom viewpager just to fix "pointerIndex out of range" exception at onInterceptTouchEvent
+class MyViewPager : ViewPager {
+
+    constructor(context: Context) : super(context) {
+    }
+
+    constructor(context: Context, attrs: AttributeSet) : super(context, attrs) {
+    }
+
+    override fun onInterceptTouchEvent(ev: MotionEvent): Boolean {
+        try {
+            return super.onInterceptTouchEvent(ev)
+        } catch (ex: IllegalArgumentException) {
+            ex.printStackTrace()
+        }
+
+        return false
+    }
+
+    override fun onTouchEvent(ev: MotionEvent): Boolean {
+        try {
+            return super.onTouchEvent(ev)
+        } catch (ex: IllegalArgumentException) {
+            ex.printStackTrace()
+        }
+
+        return false
+    }
+}