private void TextChanged(object sender, TextChangedEventArgs e)
{
if (!string.IsNullOrWhiteSpace(this.titleTextBox.Text) && !string.IsNullOrWhiteSpace(this.urlTextBox.Text))
{
this.okButton.IsEnabled = WebBrowserMvvmHelper.VerifyUrlFormat(this.urlTextBox.Text);
}
else
{
// either both or neither textbox is empty
this.okButton.IsEnabled = string.IsNullOrWhiteSpace(this.titleTextBox.Text) && string.IsNullOrWhiteSpace(this.urlTextBox.Text);
}
}
private bool CanProcessWebPage()
{
return(WebBrowserMvvmHelper.VerifyUrlFormat(this.UrlForTitle));
}
