kotlin radiogroup,seekbar,edittext

rg.setOnCheckedChangeListener{_,checkedId ->
    when(checkedId){
        R.id.radioButton ->{
            Write[0]=1
            Toast.makeText(this, radioButton.text.toString(),
                    Toast.LENGTH_SHORT).show()
        }
        R.id.radioButton2 ->{
            Write[0]=2
            Toast.makeText(this, radioButton2.text.toString(),
                    Toast.LENGTH_SHORT).show()
        }
    }
}
seekBar?.setOnSeekBarChangeListener(object : SeekBar.OnSeekBarChangeListener {
    override fun onProgressChanged(seekBar: SeekBar, progress: Int, fromUser: Boolean) {
        // Write code to perform some action when progress is changed.
        editText.setText(seekBar.progress.toString())
    }

    override fun onStartTrackingTouch(seekBar: SeekBar) {
        // Write code to perform some action when touch is started.
    }

    override fun onStopTrackingTouch(seekBar: SeekBar) {
        // Write code to perform some action when touch is stopped.

        Toast.makeText(this@MainActivity, seekBar.progress.toString() , Toast.LENGTH_SHORT).show()
    }
})
editText.addTextChangedListener(object : TextWatcher{
    override fun beforeTextChanged(s: CharSequence?, start: Int, count: Int, after: Int) {

    }

    override fun onTextChanged(s: CharSequence?, start: Int, before: Int, count: Int) {
    }

    override fun afterTextChanged(s: Editable?) {
        seekBar.setProgress(Integer.parseInt(editText.text.toString()))

    }

})

kotlin radiogroup,seekbar,edittext

原文：https://www.cnblogs.com/hunter0541/p/9038666.html