I am developing an application and I came across this error.
I have a NestedScrollview with a LinearLayout and two TextInputLayout.
The problem is the following: If a text is long, when I click on the beginning of it, the Scrollview centers and the text is hidden.
Here is an image to understand better: behavior gif
My question is why does this happen and how to solve it?
Here is the xml code:
<?xml version="1.0" encoding="utf-8"?>
<androidx.constraintlayout.widget.ConstraintLayout
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"
android:background="@drawable/gradient_background_main"
tools:context=".activity.EditNoteActivity">
<ImageView
android:id="@+id/ivBotaoVoltar"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginTop="6dp"
android:onClick="voltar"
android:paddingLeft="10dp"
android:paddingTop="10dp"
android:paddingRight="10dp"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toTopOf="parent"
app:srcCompat="@drawable/ic_baseline_back_24" />
<androidx.core.widget.NestedScrollView
android:layout_width="wrap_content"
android:layout_height="0dp"
android:layout_marginStart="24dp"
android:layout_marginLeft="24dp"
android:layout_marginEnd="24dp"
android:layout_marginRight="24dp"
android:layout_marginBottom="4dp"
android:soundEffectsEnabled="true"
app:layout_constraintBottom_toTopOf="@+id/linearLayout2"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent"
app:layout_constraintTop_toBottomOf="@+id/ivBotaoVoltar"
app:layout_constraintVertical_bias="0.0">
<LinearLayout
android:id="@+id/lytNota"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_marginStart="24dp"
android:layout_marginLeft="24dp"
android:layout_marginTop="16dp"
android:layout_marginEnd="24dp"
android:layout_marginRight="24dp"
android:layout_marginBottom="16dp"
android:background="@drawable/style_content"
android:orientation="vertical"
android:padding="8dp">
<com.google.android.material.textfield.TextInputLayout
android:id="@+id/tlytTitulo"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_gravity="center_horizontal"
android:gravity="top"
android:maxLines="1"
app:boxBackgroundMode="none"
app:hintEnabled="false">
<com.google.android.material.textfield.TextInputEditText
android:id="@+id/edtTitulo"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:fontFamily="@font/roboto_medium"
android:hint="Insira um titulo"
android:maxLength="100"
android:maxLines="1"
android:singleLine="true"
android:textColor="@android:color/tertiary_text_light"
android:textSize="18sp" />
</com.google.android.material.textfield.TextInputLayout>
<View
android:id="@+id/divider2"
android:layout_width="match_parent"
android:layout_height="1dp"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginTop="4dp"
android:layout_marginEnd="16dp"
android:layout_marginRight="16dp"
android:background="?android:attr/listDivider" />
<com.google.android.material.textfield.TextInputLayout
android:id="@+id/tlytTexto"
android:layout_width="match_parent"
android:layout_height="match_parent"
android:hapticFeedbackEnabled="false"
android:orientation="vertical"
app:boxBackgroundMode="none"
app:hintEnabled="false">
<com.google.android.material.textfield.TextInputEditText
android:id="@+id/edtTexto"
android:layout_width="match_parent"
android:layout_height="wrap_content"
android:layout_gravity="center_vertical"
android:focusable="true"
android:fontFamily="@font/roboto"
android:gravity="top"
android:hint="Insira o seu texto"
android:isScrollContainer="true"
android:minHeight="200dp"
android:overScrollMode="always"
android:scrollbarStyle="insideInset"
android:scrollHorizontally="false"
android:textColor="@android:color/tertiary_text_light" />
</com.google.android.material.textfield.TextInputLayout>
</LinearLayout>
</androidx.core.widget.NestedScrollView>
<LinearLayout
android:id="@+id/linearLayout2"
android:layout_width="match_parent"
android:layout_height="55dp"
android:layout_marginStart="16dp"
android:layout_marginLeft="16dp"
android:layout_marginEnd="16dp"
android:layout_marginRight="16dp"
android:background="@drawable/bar_actions_style"
android:gravity="center"
android:orientation="horizontal"
app:layout_constraintBottom_toBottomOf="parent"
app:layout_constraintEnd_toEndOf="parent"
app:layout_constraintStart_toStartOf="parent">
<com.google.android.material.floatingactionbutton.FloatingActionButton
android:id="@+id/fabEdit"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:layout_gravity="center"
android:layout_weight="1"
android:background="#FFFFFF"
android:clickable="true"
android:onClick="atualizarNota"
app:backgroundTint="#03b5f5"
app:fabSize="mini"
app:srcCompat="@drawable/ic_baseline_check_24"
app:tint="#e3ecfb" />
</LinearLayout>
</androidx.constraintlayout.widget.ConstraintLayout>