private void FormatComboBox_SelectedIndexChanged(object sender, EventArgs e)
{
DateTimePickerFormat format = (DateTimePickerFormat)FormatComboBox.SelectedItem;
SampleDateTimePicker.Format = format;
DateTimePickerLayoutPanel.PerformLayout();
UpdateCustomFormatTextBox();
}
private void ProcessCustomFormatPatternTextBoxTextChanging()
{
string text = CustomFormatTextBox.Text;
int currentQuoteCharIndex = 0, lastQuoteCharIndex = -1, quoteCharCount = 0;
while ((currentQuoteCharIndex = text.IndexOf('\'', currentQuoteCharIndex)) != -1)
{
quoteCharCount += 1;
lastQuoteCharIndex = currentQuoteCharIndex;
currentQuoteCharIndex += 1;
}
if (quoteCharCount % 2 != 0)
{
text = text.Remove(lastQuoteCharIndex, 1);
}
SampleDateTimePicker.CustomFormat = text;
DateTimePickerLayoutPanel.PerformLayout();
}
