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RadioGroup1.javaAPI DocAndroid 1.5 API2671Wed May 06 22:41:08 BST 2009com.example.android.apis.view

RadioGroup1

public class RadioGroup1 extends android.app.Activity implements RadioGroup.OnCheckedChangeListener, View.OnClickListener

(Omit source code)

Fields Summary
private android.widget.TextView
mChoice
private android.widget.RadioGroup
mRadioGroup
Constructors Summary
Methods Summary
public voidonCheckedChanged(android.widget.RadioGroup group, int checkedId)

        String selection = getString(R.string.radio_group_selection);
        String none = getString(R.string.radio_group_none);
        mChoice.setText(selection +
                (checkedId == View.NO_ID ? none : checkedId));
public voidonClick(android.view.View v)

        mRadioGroup.clearCheck();
protected voidonCreate(android.os.Bundle savedInstanceState)

        super.onCreate(savedInstanceState);

        setContentView(R.layout.radio_group_1);
        mRadioGroup = (RadioGroup) findViewById(R.id.menu);

        // test adding a radio button programmatically
        RadioButton newRadioButton = new RadioButton(this);
        newRadioButton.setText(R.string.radio_group_snack);
        newRadioButton.setId(R.id.snack);
        LinearLayout.LayoutParams layoutParams = new RadioGroup.LayoutParams(
                RadioGroup.LayoutParams.WRAP_CONTENT,
                RadioGroup.LayoutParams.WRAP_CONTENT);
        mRadioGroup.addView(newRadioButton, 0, layoutParams);

        // test listening to checked change events
        String selection = getString(R.string.radio_group_selection);
        mRadioGroup.setOnCheckedChangeListener(this);
        mChoice = (TextView) findViewById(R.id.choice);
        mChoice.setText(selection + mRadioGroup.getCheckedRadioButtonId());

        // test clearing the selection
        Button clearButton = (Button) findViewById(R.id.clear);
        clearButton.setOnClickListener(this);