RadioButton rd = new RadioButton( this )

LinearLayout layout = (LinearLayout)findViewById(R.id. Create RadioButton in XML Layout Fileįollowing is the sample way to define RadioButton control using RadioGroup in the XML layout file in the android application. In android, we can create RadioButton control in two ways either in the XML layout file or create it in the Activity file programmatically. In case, if we want to change the state of RadioButton to ON ( Checked), then we need to set android:checked = “true” in our XML layout file. We can change the default state of RadioButton by using android:checked attribute. In android, we use radio buttons with in a RadioGroup to combine multiple radio buttons into one group and it will make sure that users can select only one option from the group of multiple options.īy default, the android RadioButton will be in OFF ( Unchecked) state. Generally, we can use RadioButton controls in an android application to allow users to select only one option from the set of values.įollowing is the pictorial representation of using RadioButton control in android applications. In android, CheckBox control allow users to change the state of control either Checked or Unchecked but the radio button cannot be unchecked once it is checked. The user can press or click on the radio button to make it select. Import android, Radio Button is a two-states button that can be either checked or unchecked and it’s the same as CheckBox control, except that it will allow only one option to select from the group of options.

Step 1 : Make a Custom list View As always you make. Yes We Gonna tell you how to hold state of Radio button on Custom List Adapter.

Android studio listview radio buttons