/// <summary>
/// Creates and sets new Validation Rule(inherited from <see cref="IValidationRule"/>).
/// </summary>
public void AssignValidationRule()
{
RangeValidationRule rule = new RangeValidationRule(NumericQuestion.Types.IntegerType, null, null);
rule.RegexRule = new RegexValidationRule("");
ValidationRule = rule;
}
public void Validate_WithTestClass(int value, int minValue, int maxValue, bool expected)
{
// Arrange
var sut = new RangeValidationRule <RangeTestClass>(ERROR_MESSAGE, new RangeTestClass(minValue), new RangeTestClass(maxValue));
// Act
var result = sut.Validate(new RangeTestClass(value));
// Assert
result.Should().Be(expected);
}
public void Validate_WithAllowedNullValue_Valid()
{
// Arrange
var sut = new RangeValidationRule <string>(ERROR_MESSAGE, "0", "100");
// Act
var result = sut.Validate(null);
// Assert
result.Should().BeTrue();
}
public void Validate_WithNullValue_NotValid()
{
// Arrange
var sut = new RangeValidationRule <string>(ERROR_MESSAGE, "0", "100", nullIsValid: false);
// Act
var result = sut.Validate(null);
// Assert
result.Should().BeFalse();
}
public Page011_Validation()
{
InitializeComponent();
Binding binding = new Binding("Value")
{
Source = this.sliTest
};
binding.UpdateSourceTrigger = UpdateSourceTrigger.PropertyChanged;
RangeValidationRule rvr = new RangeValidationRule()
{
Min = 0,
Max = 100
};
// Binding 只在 Target 被外部方法更新是 校验数据，而自身 Binding 的 Source 数据更新 Target 时是不进行校验的。
// 如果要改变这种行为， 需要增加下面 ValidatesOnTargetUpdated = true 的处理。
rvr.ValidatesOnTargetUpdated = true;
binding.ValidationRules.Add(rvr);
// 默认情况下， 数据错误时，仅仅是 输入框 边框线变红色。
// 如果要求有 自定义的 错误显示方式. 需要自己定义一个事件处理.
binding.NotifyOnValidationError = true;
this.txtTest.SetBinding(TextBox.TextProperty, binding);
// 默认情况下， 数据错误时，仅仅是 输入框 边框线变红色。
// 如果要求有 自定义的 错误显示方式. 需要自己定义一个事件处理.
this.txtTest.AddHandler(Validation.ErrorEvent, new RoutedEventHandler(this.ValidationError));
}
private bool ValidatePassword()
{
if (_viewModel.IsEncryptionEnabled)
{
RangeValidationRule rule = new RangeValidationRule(NumericQuestion.Types.IntegerType, null, null);
rule.RegexRule = new RegexValidationRule("");
string newValue = Password.Text;
Password.IsValid = true;
Password.IsValid = rule.Validate(newValue);
if (!Password.IsValid)
{
Password.ValidationContent = Languages.AppResources.validationRules_LengthEmptyMessage;
return(false);
}
else
{
return(true);
}
}
return(true);
}
private void OnCustomValueChanged(object sender, RoutedEventArgs e)
{
if (((ValidationControl)sender).Name == "FontSize")
{
int minValue = 15;
int maxValue = 35;
RangeValidationRule rule = new RangeValidationRule(NumericQuestion.Types.IntegerType, minValue, maxValue);
string newValue = ((ValidationControl)sender).Text;
((ValidationControl)sender).IsValid = true;
((ValidationControl)sender).IsValid = rule.Validate(newValue);
if (((ValidationControl)sender).IsValid)
{
OperationsOnSettings.Instance.FontSize = Convert.ToInt32(newValue);
_oldFontSize = OperationsOnSettings.Instance.FontSize;
LoadSettingsPageContent();
}
else
{
((ValidationControl)sender).ValidationContent = string.Format(Languages.AppResources.settingsPage_InvalidCustomValue, minValue.ToString(), maxValue.ToString());
}
}
}