Empty word items may be added as well

app/src/main/java/com/paktalin/vocabularynotebook/ui/fragments/AddWordFragment.kt

 package com.paktalin.vocabularynotebook.ui.fragments
 
 import android.os.Bundle
+import android.text.Editable
+import android.text.TextWatcher
 import com.paktalin.vocabularynotebook.R
 import com.paktalin.vocabularynotebook.firestoreitems.WordItem
 import com.paktalin.vocabularynotebook.utils.*
@@ -8,13 +10,25 @@ import kotlinx.android.synthetic.main.content_main.*
 import kotlinx.android.synthetic.main.fragment_editable_word.*
 
 class AddWordFragment : WordFragment() {
+    private var wordEmpty: Boolean = true
+        set(value) { field = value; updateButtons() }
+
+    private var translationEmpty: Boolean = true
+        set(value) { field = value; updateButtons() }
+
 
     override fun onActivityCreated(savedInstanceState: Bundle?) {
         super.onActivityCreated(savedInstanceState)
         word.setOnTouchListener { _, _ ->
-            visible(mainActivity.btnSubmitLayout); false }
+            visible(mainActivity.btnSubmitLayout);false }
         translation.setOnTouchListener { _, _ ->
             visible(mainActivity.btnSubmitLayout); false }
+
+
+        word.addTextChangedListener(textWatcher {
+            wordEmpty = word.text.isEmpty() })
+        translation.addTextChangedListener(textWatcher {
+            translationEmpty = translation.text.isEmpty() })
     }
 
     override fun cancelEditing() {
@@ -35,8 +49,15 @@ class AddWordFragment : WordFragment() {
         mainActivity.vocabularyFragment.addWord(wordItem)
     }
 
-    override fun updateButtons() {
-        super.updateButtons()
+    private fun textWatcher(setEmpty: () -> Unit): TextWatcher {
+        return object : TextWatcher {
+            override fun beforeTextChanged(charSequence: CharSequence, i: Int, i1: Int, i2: Int) { }
+            override fun onTextChanged(charSequence: CharSequence, i: Int, i1: Int, i2: Int) { }
+            override fun afterTextChanged(editable: Editable) { setEmpty() }
+        }
+    }
+
+    private fun updateButtons() {
         if (!wordEmpty || !translationEmpty) visible(btnClear)
         if (wordEmpty && translationEmpty) invisible(btnClear)
     }

app/src/main/java/com/paktalin/vocabularynotebook/ui/fragments/WordFragment.kt

@@ -19,12 +19,6 @@ import kotlinx.android.synthetic.main.content_main.*
 abstract class WordFragment : Fragment() {
     protected lateinit var mainActivity: MainActivity
 
-    internal var wordEmpty: Boolean = true
-        set(value) { field = value; updateButtons() }
-
-    internal var translationEmpty: Boolean = true
-        set(value) { field = value; updateButtons() }
-
     override fun onCreateView(inflater: LayoutInflater, container: ViewGroup?, savedInstanceState: Bundle?): View? {
         return inflater.inflate(R.layout.fragment_editable_word, container, false)
     }
@@ -34,28 +28,10 @@ abstract class WordFragment : Fragment() {
         mainActivity = activity as MainActivity
         mainActivity.btnSubmit.setOnClickListener { submitWord() }
         mainActivity.btnCancel.setOnClickListener { cancelEditing() }
-        word.addTextChangedListener(textWatcher {
-            wordEmpty = word.text.isEmpty() })
-
-        translation.addTextChangedListener(textWatcher {
-            translationEmpty = translation.text.isEmpty() })
 
         btnClear.setOnClickListener { clearFields() }
     }
 
-    open fun updateButtons() {
-        if (!wordEmpty && !translationEmpty) visible(mainActivity.btnSubmit)
-        if (wordEmpty || translationEmpty) gone(mainActivity.btnSubmit)
-    }
-
-    private fun textWatcher(setEmpty: () -> Unit): TextWatcher {
-        return object : TextWatcher {
-            override fun beforeTextChanged(charSequence: CharSequence, i: Int, i1: Int, i2: Int) { }
-            override fun onTextChanged(charSequence: CharSequence, i: Int, i1: Int, i2: Int) { }
-            override fun afterTextChanged(editable: Editable) { setEmpty() }
-        }
-    }
-
     fun submitWord() {
         mainActivity.hideKeyboardNotFromActivity(mainActivity)
         gone(mainActivity.btnSubmitLayout)

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

@@ -96,7 +96,6 @@
             android:layout_gravity="center_vertical"
             android:layout_margin="@dimen/small_margin"
             android:background="@android:color/transparent"
-            android:visibility="gone"
             app:srcCompat="@drawable/ic_done_icon"
             tools:ignore="ContentDescription" />
     </LinearLayout>