private void DisplayLevel2Suggestions()
{
if (string.IsNullOrEmpty(Level2Original()))
{
// display an empty list
cboLevel2Suggestion.DataSource = null;
}
else
{
//based on the suggested level 1 and the original level2
string level1 = SelectedValue(cboLevel1Suggestion);
string level2 = Level2Original();
if (level1 == null)
{
// display an empty list
cboLevel2Suggestion.DataSource = null;
}
else
{
// get any saved matched name
MatchResult savedMatch =
geoCoder.GetSavedMatchLevel2(level2, level1);
// get suggestions
List <MatchResult> suggestions = suggestedMatch.Level2Suggestions(
level1,
level2);
// format
const bool addBlank = true;
List <KeyValuePair <string, string> > suggestionList =
FormatSuggestionList(savedMatch, suggestions, addBlank);
cboLevel2Suggestion.DisplayMember = "Value";
cboLevel2Suggestion.ValueMember = "Key";
cboLevel2Suggestion.DataSource = suggestionList;
}
}
}