Custom component themes.xml

themes.xml

<resources xmlns:tools="http://schemas.android.com/tools">

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<style name="EditTextStyle" parent="Widget.AppCompat.EditText">
        <item name="android:background">@drawable/bg_edittext</item>
        <item name="android:textColor">@color/color_red_300</item>
        <item name="android:paddingTop">12dp</item>
        <item name="android:paddingBottom">12dp</item>
        <item name="android:paddingStart">12dp</item>
        <item name="android:paddingEnd">12dp</item>
        <item name="android:textSize">16sp</item>
        <item name="android:textStyle">bold</item>
    </style>

    <style name="StartIconStyle">
        <item name="android:padding">@dimen/spacing_4</item>
    </style>

    <style name="CustomEditTextTheme">
        <item name="customEditTextStartIconStyle">@style/StartIconStyle</item>
        <item name="customEditTextStyle">@style/EditTextStyle</item>
    </style>
</resources>