private void UpdateForm()
{
Title = titleTextBox.Text;
Author = authorTextBox.Text;
Publisher = publisherTextBox.Text;
Year = Convert.ToInt32(yearNumericUpDown.Value);
Quality = qualityTextBox.Text;
Price = Convert.ToSingle(priceNumericUpDown.Value);
button1.Enabled = InputValidator.validateTitle(Title) &&
InputValidator.validateAuthor(Author) &&
InputValidator.validatePublisher(Publisher) &&
InputValidator.validateYear(Year) &&
InputValidator.validateQuality(Quality) &&
InputValidator.validatePrice(Price);
}
private void UpdateForm()
{
if (this.tabControl1.SelectedTab == this.yearTabPage)
{
YearMinimum = this.lessRadioButton.Checked ? InputValidator.YearMinimum : Convert.ToInt32(yearNumericUpDown.Value);
YearMaximum = this.moreRadioButton.Checked ? InputValidator.YearMaximum : Convert.ToInt32(yearNumericUpDown.Value);
}
else if (this.tabControl1.SelectedTab == this.rangeTabPage)
{
YearMinimum = Convert.ToInt32(fromNumericUpDown.Value);
YearMaximum = Convert.ToInt32(toNumericUpDown.Value);
}
this.button1.Enabled = InputValidator.validateYear(YearMinimum) &&
InputValidator.validateYear(YearMaximum) &&
(YearMinimum <= YearMaximum);
}