Answers for "radio group and radio button android java"

Java

how to get data from radio group in android

// get selected radio button from radioGroup
            int selectedId = radioGroup.getCheckedRadioButtonId();

            // find the radiobutton by returned id
            radioButton = (RadioButton) findViewById(selectedId);

            Toast.makeText(MyAndroidAppActivity.this,
                radioButton.getText(), Toast.LENGTH_SHORT).show();

Posted by: Guest on October-15-2020

android iterate through radio group java

int count = radioGroup.getChildCount();
ArrayList<RadioButton> listOfRadioButtons = new ArrayList<RadioButton>();
for (int i=0;i<count;i++) {
  View o = radioGroup.getChildAt(i);
  if (o instanceof RadioButton) {
    listOfRadioButtons.add((RadioButton)o);
  }
}
Log.d(TAG,"you have "+listOfRadioButtons.size()+" radio buttons");

Posted by: Guest on October-07-2020

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