Show Hide Password Field xamarin IOS

show hide.cs

 bool showPassClick;
 
 this.showPassClick = true;
 
  partial void BtnShowPassword_TouchUpInside(UIButton sender)
        {
            if (showPassClick == true)
            {
                txtPassword.SecureTextEntry = false;
                showPassClick = false;
                btnShowPassword.SetTitle("Hide Password", UIControlState.Normal);
            }
            else
            {
                txtPassword.SecureTextEntry = true;
                showPassClick = true;
                btnShowPassword.SetTitle("Show Password", UIControlState.Normal);
            }

        }