private void OnCountryNameDataBindingCreateItemNode(NCreateItemNodeEventArgs <NComboBoxItem, NCountry> args)
{
// Create a combo box item for the current country
NCountry country = args.Item;
args.Node = new NComboBoxItem(country.Name);
}
private void OnTextBoxTextChanged(NValueChangeEventArgs arg)
{
string text = (string)arg.NewValue;
NCountry country = GetCountryByName(text, m_CaseSensitiveCheckBox.Checked);
if (country != null)
{
m_EventsLog.LogEvent("Selected country: " + country.Name);
}
}
private NCountry GetCountryByName(string str, bool caseSensitive)
{
StringComparison comparison = caseSensitive ? StringComparison.Ordinal : StringComparison.OrdinalIgnoreCase;
for (int i = 0, count = m_Countries.Count; i < count; i++)
{
NCountry country = m_Countries[i];
if (String.Equals(str, country.Name, comparison))
{
return(country);
}
}
return(null);
}
private void OnCountryDataBindingCreateItemNode(NCreateItemNodeEventArgs <NComboBoxItem, NCountry> args)
{
NCountry country = args.Item;
// Create a stack panel
NStackPanel stack = new NStackPanel();
stack.Padding = new NMargins(3);
stack.Tag = country;
// Create the flag image box and the country name label
NLabel countryLabel = new NLabel(country.Name);
countryLabel.VerticalPlacement = ENVerticalPlacement.Center;
countryLabel.Font = new NFont(NFontDescriptor.DefaultSansFamilyName, 10, ENFontStyle.Bold);
NImageBox imageBox = new NImageBox(country.Flag);
imageBox.VerticalPlacement = ENVerticalPlacement.Center;
imageBox.HorizontalPlacement = ENHorizontalPlacement.Left;
NPairBox pairBox = new NPairBox(imageBox, countryLabel);
pairBox.Spacing = 3;
stack.Add(pairBox);
// Create the capital label
NLabel capitalLabel = new NLabel("Capital: " + country.Capital);
stack.Add(capitalLabel);
// Create the currency label
NLabel currencyLabel = new NLabel("Currency: " + country.CurrencyName + ", " +
country.CurrencyCode);
stack.Add(currencyLabel);
// Create a combo box item to host the created widget
NComboBoxItem comboBoxItem = new NComboBoxItem(stack);
comboBoxItem.Text = country.Name;
args.Node = comboBoxItem;
}
private void OnComboBoxSelectedIndexChanged(NValueChangeEventArgs args)
{
if (m_bSelectionUpdating)
{
m_bSelectionUpdating = false;
return;
}
// Get the list box and the other list box
int selectedIndex = (int)args.NewValue;
NComboBox comboBox = (NComboBox)args.TargetNode;
NComboBox otherComboBox = comboBox == m_ComboBox ? m_AdvancedComboBox : m_ComboBox;
// Log the selection
NComboBoxItem selectedItem = comboBox.SelectedItem;
NCountry country = NNodeCollectionDataBinding <NComboBoxItemCollection, NComboBoxItem, NCountry> .GetDataBoundItem(selectedItem);
m_EventsLog.LogEvent("'" + country.Name + "' selected");
// Synchronize the selection between the two list boxes
m_bSelectionUpdating = true;
otherComboBox.SelectedIndex = selectedIndex;
}
private void OnListBoxItemSelected(NSelectEventArgs <NListBoxItem> args)
{
if (m_bSelectionUpdating)
{
m_bSelectionUpdating = false;
return;
}
// Get the list box and the other list box
NListBox listBox = (NListBox)args.Item.OwnerListBox;
NListBox otherListBox = listBox == m_ListBox ? m_AdvancedListBox : m_ListBox;
// Log the selection
NListBoxItem selectedItem = listBox.Selection.FirstSelected;
NCountry country = NNodeCollectionDataBinding <NListBoxItemCollection, NListBoxItem, NCountry> .GetDataBoundItem(selectedItem);
m_EventsLog.LogEvent("'" + country.Name + "' selected");
// Synchronize the selection between the two list boxes
m_bSelectionUpdating = true;
int selectedIndex = listBox.Items.IndexOf(selectedItem);
otherListBox.Selection.SingleSelect(otherListBox.Items[selectedIndex]);
}
private NList <NCountry> LoadCountryData()
{
// Get the country list XML stream
Stream stream = NResources.Instance.GetResourceStream("RSTR_CountryList_xml");
// Load an xml document from the stream
NXmlDocument xmlDocument = NXmlDocument.LoadFromStream(stream);
// Process it
NXmlNode rows = xmlDocument.GetChildAt(0).GetChildAt(1);
NList <NCountry> countries = new NList <NCountry>();
for (int i = 0, countryCount = rows.ChildrenCount; i < countryCount; i++)
{
NXmlNode row = rows.GetChildAt(i);
// Get the country name
NCountry country = new NCountry(GetValue(row.GetChildAt(1)));
if (String.IsNullOrEmpty(country.Name))
{
continue;
}
// Get the country's capital
country.Capital = GetValue(row.GetChildAt(6));
if (String.IsNullOrEmpty(country.Capital))
{
continue;
}
// Get the country's currency
country.CurrencyCode = GetValue(row.GetChildAt(7));
country.CurrencyName = GetValue(row.GetChildAt(8));
if (String.IsNullOrEmpty(country.CurrencyCode) || String.IsNullOrEmpty(country.CurrencyName))
{
continue;
}
// Get the country code (ISO 3166-1 2 Letter Code)
country.Code = GetValue(row.GetChildAt(10));
if (String.IsNullOrEmpty(country.Code))
{
continue;
}
// Get the country flag
string flagResourceName = "RIMG_CountryFlags_" + country.Code.ToLower() + "_png";
NEmbeddedResource flagResource = NResources.Instance.GetResource(flagResourceName);
if (flagResource == null)
{
continue;
}
country.Flag = new NImage(new NEmbeddedResourceRef(flagResource));
// Add the country to the list
countries.Add(country);
}
// Sort the countries by name and return them
countries.Sort();
return(countries);
}
