/Kotlin/Disable button when edittext is empty kotlin

Disable button when edittext is empty kotlin

editText1.addTextChangedListener(object: TextWatcher {
        override fun onTextChanged(s:CharSequence, start:Int, before:Int, count:Int) {
            if (s.toString().trim({ it <= ' ' }).isEmpty())
            {
                button.setEnabled(false)
            }
            else
            {
                button.setEnabled(true)
            }
        }
        override fun beforeTextChanged(s:CharSequence, start:Int, count:Int,
                              after:Int) {
            // TODO Auto-generated method stub
        }
        override fun afterTextChanged(s: Editable) {
            // TODO Auto-generated method stub
        }
    })

Source: stackoverflow.com

Similar codes

1 vote245 views1 answer
How to initialize livedata kotlin
Kotlin
2 votes202 views2 answers
How to throw exception in kotlin
Kotlin
5 votes212 views1 answer
Arraylist kotlin
Kotlin
1 vote193 views2 answers
Android studio keep device awake
Kotlin
5 votes237 views2 answers
Thread in kotlin
Kotlin
0 vote153 views0 answer
Kotlin
10 votes486 views3 answers
Custom toast kotlin
Kotlin
0 vote208 views1 answer
Kotlin swithc
Kotlin
0 vote180 views1 answer
Variables en kotlin
Kotlin
2 votes268 views1 answer
Remove all items list
Kotlin