How to use

isChecked

method

in

android.widget.RadioButton

/**
 * Resolved for Full Screen Theme or Translucent Status Theme.
 */
public void onClickExtraThemeResolved(final View view) {
  final boolean fullScreenTheme = mFullScreenRb.isChecked();
  Intent i = new Intent(this, ChattingResolvedHandleByPlaceholderActivity.class);
  i.putExtra(KEY_FULL_SCREEN_THEME, fullScreenTheme);
  startActivity(i);
}

public void onClickResolved(final View view) {
  Intent i = new Intent();
  i.putExtra(KEY_TRANSLUCENT_STATUS_FIT_SYSTEM_WINDOW_TRUE,
      mTranslucentStatusTrueCb.isChecked());
  i.putExtra(KEY_IGNORE_RECOMMEND_PANEL_HEIGHT, mIgnoreRecommendPanelHeightCb.isChecked());
  i.putExtra(KEY_MULTI_SUB_PANEL, mMultipleSubPanelCb.isChecked());
  final ComponentName componentName;
  if (mAppCompatActivityRb.isChecked()) {
    componentName = new ComponentName(this, ChattingResolvedActivity.class);
  } else {
    componentName = new ComponentName(this, ChattingResolvedFragmentActivity.class);
  }
  i.setComponent(componentName);
  startActivity(i);
}

  /**
   * onPrioritySelected is called whenever a priority button is clicked.
   * It changes the value of mPriority based on the selected button.
   */
  public void onPrioritySelected(View view) {
    if (((RadioButton) findViewById(R.id.radButton1)).isChecked()) {
      mPriority = 1;
    } else if (((RadioButton) findViewById(R.id.radButton2)).isChecked()) {
      mPriority = 2;
    } else if (((RadioButton) findViewById(R.id.radButton3)).isChecked()) {
      mPriority = 3;
    }
  }
}

  /**
   * onPrioritySelected is called whenever a priority button is clicked.
   * It changes the value of mPriority based on the selected button.
   */
  public void onPrioritySelected(View view) {
    if (((RadioButton) findViewById(R.id.radButton1)).isChecked()) {
      mPriority = 1;
    } else if (((RadioButton) findViewById(R.id.radButton2)).isChecked()) {
      mPriority = 2;
    } else if (((RadioButton) findViewById(R.id.radButton3)).isChecked()) {
      mPriority = 3;
    }
  }
}

  /**
   * onPrioritySelected is called whenever a priority button is clicked.
   * It changes the value of mPriority based on the selected button.
   */
  public void onPrioritySelected(View view) {
    if (((RadioButton) findViewById(R.id.radButton1)).isChecked()) {
      mPriority = 1;
    } else if (((RadioButton) findViewById(R.id.radButton2)).isChecked()) {
      mPriority = 2;
    } else if (((RadioButton) findViewById(R.id.radButton3)).isChecked()) {
      mPriority = 3;
    }
  }
}

  /**
   * onPrioritySelected is called whenever a priority button is clicked.
   * It changes the value of mPriority based on the selected button.
   */
  public void onPrioritySelected(View view) {
    if (((RadioButton) findViewById(R.id.radButton1)).isChecked()) {
      mPriority = 1;
    } else if (((RadioButton) findViewById(R.id.radButton2)).isChecked()) {
      mPriority = 2;
    } else if (((RadioButton) findViewById(R.id.radButton3)).isChecked()) {
      mPriority = 3;
    }
  }
}

  /**
   * onPrioritySelected is called whenever a priority button is clicked.
   * It changes the value of mPriority based on the selected button.
   */
  public void onPrioritySelected(View view) {
    if (((RadioButton) findViewById(R.id.radButton1)).isChecked()) {
      mPriority = 1;
    } else if (((RadioButton) findViewById(R.id.radButton2)).isChecked()) {
      mPriority = 2;
    } else if (((RadioButton) findViewById(R.id.radButton3)).isChecked()) {
      mPriority = 3;
    }
  }
}

  /**
   * onPrioritySelected is called whenever a priority button is clicked.
   * It changes the value of mPriority based on the selected button.
   */
  public void onPrioritySelected(View view) {
    if (((RadioButton) findViewById(R.id.radButton1)).isChecked()) {
      mPriority = 1;
    } else if (((RadioButton) findViewById(R.id.radButton2)).isChecked()) {
      mPriority = 2;
    } else if (((RadioButton) findViewById(R.id.radButton3)).isChecked()) {
      mPriority = 3;
    }
  }
}

  /**
   * onPrioritySelected is called whenever a priority button is clicked.
   * It changes the value of mPriority based on the selected button.
   */
  public void onPrioritySelected(View view) {
    if (((RadioButton) findViewById(R.id.radButton1)).isChecked()) {
      mPriority = 1;
    } else if (((RadioButton) findViewById(R.id.radButton2)).isChecked()) {
      mPriority = 2;
    } else if (((RadioButton) findViewById(R.id.radButton3)).isChecked()) {
      mPriority = 3;
    }
  }
}

  /**
   * onPrioritySelected is called whenever a priority button is clicked.
   * It changes the value of mPriority based on the selected button.
   */
  public void onPrioritySelected(View view) {
    if (((RadioButton) findViewById(R.id.radButton1)).isChecked()) {
      mPriority = 1;
    } else if (((RadioButton) findViewById(R.id.radButton2)).isChecked()) {
      mPriority = 2;
    } else if (((RadioButton) findViewById(R.id.radButton3)).isChecked()) {
      mPriority = 3;
    }
  }
}

  /**
   * onPrioritySelected is called whenever a priority button is clicked.
   * It changes the value of mPriority based on the selected button.
   */
  public void onPrioritySelected(View view) {
    if (((RadioButton) findViewById(R.id.radButton1)).isChecked()) {
      mPriority = 1;
    } else if (((RadioButton) findViewById(R.id.radButton2)).isChecked()) {
      mPriority = 2;
    } else if (((RadioButton) findViewById(R.id.radButton3)).isChecked()) {
      mPriority = 3;
    }
  }
}

  @Override
  public void onCheckedChanged(RadioGroup group, int checkedId) {
    for (int i = 0; i < rgFooter.getChildCount(); i++) {
      RadioButton rb = (RadioButton) rgFooter.getChildAt(i);
      if (rb.isChecked()) {
        changeFooter(i);
        break;
      }
    }
  }
});

  @Override
  public void onCheckedChanged(RadioGroup group, int checkedId) {
    for (int i = 0; i < rgHeader.getChildCount(); i++) {
      RadioButton rb = (RadioButton) rgHeader.getChildAt(i);
      if (rb.isChecked()) {
        changeHeader(i);
        break;
      }
    }
  }
});

  @Override
  public void onCheckedChanged(RadioGroup group, int checkedId) {
    for (int i = 0; i < rgStyle.getChildCount(); i++) {
      RadioButton rb = (RadioButton) rgStyle.getChildAt(i);
      if (rb.isChecked()) {
        changeStyle(i);
        break;
      }
    }
  }
});

private void saveSettings() {
  mAccount.setEmail(mAccountEmail.getText().toString());
  mAccount.setAlwaysBcc(mAccountAlwaysBcc.getText().toString());
  mAccount.setName(mAccountName.getText().toString());
  mAccount.setSignatureUse(mAccountSignatureUse.isChecked());
  if (mAccountSignatureUse.isChecked()) {
    mAccount.setSignature(mAccountSignature.getText().toString());
    boolean isSignatureBeforeQuotedText = mAccountSignatureBeforeLocation.isChecked();
    mAccount.setSignatureBeforeQuotedText(isSignatureBeforeQuotedText);
  }
  Preferences.getPreferences(getApplicationContext()).saveAccount(mAccount);
}

private void setChildrenOnClickListener(AppCompatRadioButton child) {
  GridLayout parent = (GridLayout) child.getParent();
  final int childCount = parent.getChildCount();
  for (int i = 0; i < childCount; i++) {
    final View v = parent.getChildAt(i);
    if (v instanceof AppCompatRadioButton) {
      if (((RadioButton) v).isChecked()) {
        activeRadioButton = (AppCompatRadioButton) v;
      }
      v.setOnClickListener(this);
    }
  }
}

@Test
public void canBeExplicitlyChecked() throws Exception {
 assertFalse(radioButton.isChecked());
 radioButton.setChecked(true);
 assertTrue(radioButton.isChecked());
 radioButton.setChecked(false);
 assertFalse(radioButton.isChecked());
}

@Test
public void canBeClickedToToggleCheckedState() throws Exception {
 assertFalse(radioButton.isChecked());
 radioButton.performClick();
 assertTrue(radioButton.isChecked());
 radioButton.performClick();
 assertTrue(radioButton.isChecked()); // radio buttons can't be turned off again with a click
}

@Test
public void canBeToggledBetweenCheckedState() throws Exception {
 assertFalse(radioButton.isChecked());
 radioButton.toggle();
 assertTrue(radioButton.isChecked());
 radioButton.toggle();
 assertTrue(radioButton.isChecked()); // radio buttons can't be turned off again with a click
}

@Override
public void addView(View child, int index, ViewGroup.LayoutParams params) {
  if (child instanceof RadioButton) {
    final RadioButton button = (RadioButton) child;
    if (button.isChecked()) {
      mProtectFromCheckedChange = true;
      if (mCheckedId != -1) {
        setCheckedStateForView(mCheckedId, false);
      }
      mProtectFromCheckedChange = false;
      setCheckedId(button.getId());
    }
  }
  super.addView(child, index, params);
}