/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 vote437 views1 answer
How to initialize livedata kotlin
Kotlin
0 vote347 views1 answer
Btn click kotlin
Kotlin
2 votes388 views1 answer
Kotlin uuid
Kotlin
0 vote362 views1 answer
Play sound android studio kotlin
Kotlin
1 vote414 views1 answer
Kotlin get time milis hour minutes
Kotlin
4 votes432 views2 answers
Kotlin create empty list
Kotlin
0 vote377 views2 answers
Time text format kotlin android studio
Kotlin
0 vote363 views3 answers
Kotlin deque
Kotlin
1 vote358 views1 answer
Kotlin json
Kotlin
-1 vote391 views1 answer
Kotlin string length
Kotlin