Hide keyboard when the user touches outside the etSearch

app/src/main/java/com/wilderpereira/lmgtfygen/presentation/MainActivity.kt

@@ -16,6 +16,7 @@ import com.jakewharton.rxbinding.widget.RxTextView
 import com.kobakei.ratethisapp.RateThisApp
 import com.wilderpereira.lmgtfygen.App
 import com.wilderpereira.lmgtfygen.R
+import com.wilderpereira.lmgtfygen.utils.UIUtils
 import kotlinx.android.synthetic.main.activity_main.*
 import javax.inject.Inject
 
@@ -98,6 +99,8 @@ class MainActivity : AppCompatActivity(), MainContract.View {
                 .subscribe { text -> presenter.updateSearchValue(text.toString(), generatedUrlTv.text)}
 
         RxCompoundButton.checkedChanges(internetExplainerCb).subscribe{ checked -> presenter.includeInternetExplainer(checked) }
+
+        RxView.focusChanges(searchEt).subscribe{ hasFocus -> if (!hasFocus) UIUtils.hideKeyboard(this, searchEt) }
     }
 
 }

app/src/main/java/com/wilderpereira/lmgtfygen/utils/UIUtils.kt

@@ -0,0 +1,20 @@
+package com.wilderpereira.lmgtfygen.utils
+
+import android.app.Activity
+import android.content.Context
+import android.view.View
+import android.view.inputmethod.InputMethodManager
+
+
+/**
+ * Created by Wilder on 18/04/17.
+ */
+
+class UIUtils {
+    companion object {
+        fun hideKeyboard(context: Context, view: View) {
+            val inputMethodManager = context.getSystemService(Activity.INPUT_METHOD_SERVICE) as InputMethodManager
+            inputMethodManager.hideSoftInputFromWindow(view.windowToken, 0)
+        }
+    }
+}

app/src/main/res/layout/activity_main.xml

@@ -7,6 +7,8 @@
     android:gravity="center"
     android:layout_width="match_parent"
     android:layout_height="match_parent"
+    android:clickable="true"
+    android:focusableInTouchMode="true"
     tools:context="com.wilderpereira.lmgtfygen.presentation.MainActivity">
 
     <ImageView