I dont know what wrong with it but it’s just crashing my app, if you need i will post my java code later cause stack isnt letting me to do it now.When i comment EditTexts it working fine but not as needed so i believe something is wrong with it
<?xml version="1.0" encoding="utf-8"?>
<androidx.core.widget.NestedScrollView
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".MainActivity">
<EditText
android:id="@+id/A"
android:layout_height="wrap_content"
android:layout_width="match_parent"
android:inputType="number"/>
<EditText
android:id="@+id/B"
android:layout_height="wrap_content"
android:layout_width="match_parent"
android:inputType="number"/>
<EditText
android:id="@+id/C"
android:layout_height="wrap_content"
android:layout_width="match_parent"
android:inputType="number"/>
<Button
android:layout_width="match_parent"
android:layout_height="match_parent"
android:id="@+id/calculate"
android:text="calculate"
/>
<TextView
android:layout_width="match_parent"
android:layout_height="match_parent"
android:id="@+id/output"
/>
</androidx.core.widget.NestedScrollView>
>Solution :
(Nested)ScrollView can have only one direct child. Basically, ScrollView takes care of scrolling but needs just one element to scroll.
<?xml version="1.0" encoding="utf-8"?>
<androidx.core.widget.NestedScrollView
xmlns:android="http://schemas.android.com/apk/res/android"
xmlns:app="http://schemas.android.com/apk/res-auto"
xmlns:tools="http://schemas.android.com/tools"
android:layout_width="match_parent"
android:layout_height="match_parent"
tools:context=".MainActivity">
<LinearLayout
android:layout_height="wrap_content"
android:layout_width="match_parent"
android:orientation="vertical">
<EditText
android:id="@+id/A"
android:layout_height="wrap_content"
android:layout_width="match_parent"
android:inputType="number"/>
<EditText
android:id="@+id/B"
android:layout_height="wrap_content"
android:layout_width="match_parent"
android:inputType="number"/>
<EditText
android:id="@+id/C"
android:layout_height="wrap_content"
android:layout_width="match_parent"
android:inputType="number"/>
<Button
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:id="@+id/calculate"
android:text="calculate" />
<TextView
android:layout_width="wrap_content"
android:layout_height="match_parent"
android:id="@+id/output" />
</LinearLayout >
</androidx.core.widget.NestedScrollView>