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disable button when edittext is empty kotlin

Outstanding Okapi answered on March 7, 2020 Popularity 4/10 Helpfulness 5/10

answer disable button when edittext is empty kotlin

disable button when edittext is empty kotlin

Comment

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
        }
    })

Popularity 4/10 Helpfulness 5/10 Language kotlin

Source: stackoverflow.com

Tags: button disable is-empty kotlin when

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