Fix #282, bug fixes

app/src/main/java/com/tommasoberlose/anotherwidget/components/OnSingleClickListener.kt

@@ -0,0 +1,31 @@
+package com.tommasoberlose.anotherwidget.components
+
+import android.view.View
+
+class OnSingleClickListener : View.OnClickListener {
+
+    private val onClickListener: View.OnClickListener
+
+    constructor(listener: View.OnClickListener) {
+        onClickListener = listener
+    }
+
+    constructor(listener: (View) -> Unit) {
+        onClickListener = View.OnClickListener { listener.invoke(it) }
+    }
+
+    override fun onClick(v: View) {
+        val currentTimeMillis = System.currentTimeMillis()
+
+        if (currentTimeMillis >= previousClickTimeMillis + DELAY_MILLIS) {
+            previousClickTimeMillis = currentTimeMillis
+            onClickListener.onClick(v)
+        }
+    }
+
+    companion object {
+        private const val DELAY_MILLIS = 200L
+        private var previousClickTimeMillis = 0L
+    }
+
+}