android studio radio group horizontal
<RadioGroup
android:id="@+id/radioG"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:orientation='horizontal'>android studio radio group horizontal
<RadioGroup
android:id="@+id/radioG"
android:layout_width="wrap_content"
android:layout_height="wrap_content"
android:orientation='horizontal'>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");android kotlin radio group
fun onRadioButtonClicked(view: View) {
if (view is RadioButton) {
// Is the button now checked?
val checked = view.isChecked
// Check which radio button was clicked
when (view.getId()) {
R.id.radio_pirates ->
if (checked) {
// Pirates are the best
}
R.id.radio_ninjas ->
if (checked) {
// Ninjas rule
}
}
}
}android kotlin radio group
fun calcular(v: View) {
var val1 = findViewById<EditText>(R.id.txtV1).text.toString().toFloat()
var val2 = findViewById<EditText>(R.id.txtV2).text.toString().toFloat()
var op = findViewById<RadioGroup>(R.id.operacoes).checkedRadioButtonId;
var result = 0f;
if(op.equals(R.id.rbSomar)){
result = val1 + val2
}
if(op.equals(R.id.rbSubt)){
result = val1 - val2
}
if(op.equals(R.id.rbMult)){
result = val1 * val2
}
if(op.equals(R.id.rbDivd)){
result = val1 / val2
}
findViewById<TextView>(R.id.txtRes).text = result.toString()
}Copyright © 2021 Codeinu
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