private void BindSnippet(object source, EventArgs e)
{
Label snippet = (Label)source;
Service.ResultElement elem = GetResultElement(snippet.NamingContainer);
snippet.Text = elem.snippet;
}
private void BindUrl(object source, EventArgs e)
{
Label url = (Label)source;
Service.ResultElement elem = GetResultElement(url.NamingContainer);
url.Text = elem.URL;
}
private void BindLink(object source, EventArgs e)
{
HyperLink link = (HyperLink)source;
Service.ResultElement elem = GetResultElement(link.NamingContainer);
link.Text = elem.title;
link.NavigateUrl = elem.URL;
}
/// <summary>
/// Returns a valid Service.ResultElement instance
/// </summary>
/// <param name="index">Index to help create title and url</param>
/// <returns>Fully populated Service.ResultElement instance</returns>
public static Service.ResultElement GetResultElement(int index)
{
Service.ResultElement elem = new Service.ResultElement();
elem.title = "Result Control " + index;
elem.URL = "http://apress.com/resultcontrol" + index;
elem.summary = "Summary";
elem.snippet = "Snippet";
elem.hostName = "apress";
elem.cachedSize = "2k";
elem.relatedInformationPresent = false;
elem.directoryTitle = "Test";
elem.directoryCategory = ResultDummyDataSource.GetDirectoryCategory();
return(elem);
}
private void CreateControlHierarchy(bool dataBind)
{
Service.GoogleSearchResult result = null;
// Result items
items = new ArrayList();
int count = 0;
if (dataBind == true)
{
if (DataSource == null)
{
return;
}
result = (Service.GoogleSearchResult)DataSource;
Query = result.searchQuery;
StartIndex = result.startIndex - 1;
// set ViewState values for read-only props
ViewState["TotalResultsCount"] =
result.estimatedTotalResultsCount;
ViewState["EndIndex"] = result.endIndex - 1;
count = result.resultElements.Length;
}
else
{
object temp = ViewState["ResultItemCount"];
if (temp != null)
{
count = (int)temp;
}
}
if (HeaderTemplate != null)
{
ResultItem headerItem = CreateResultItem(-1,
ResultItemType.Header, false, null);
items.Add(headerItem);
}
ResultItem statusItem = CreateResultItem(-1, ResultItemType.Status,
dataBind, result);
items.Add(statusItem);
// loop through and create ResultItem controls for each of the
// result elements from the Google web service result
ResultItemType itemType = ResultItemType.Item;
for (int i = 0; i < count; i++)
{
if (separatorTemplate != null)
{
ResultItem separator =
CreateResultItem(-1, ResultItemType.Separator, false, null);
items.Add(separator);
}
Service.ResultElement resultElem = null;
if (dataBind == true)
{
resultElem = result.resultElements[i];
}
ResultItem item = CreateResultItem(i, itemType, dataBind,
resultElem);
items.Add(item);
// swap between item and alternatingitem types
if (itemType == ResultItemType.Item)
{
itemType = ResultItemType.AlternatingItem;
}
else
{
itemType = ResultItemType.Item;
}
}
// display pager if allowed by user and if results
// are greater than a page in length
if (DisplayPager == true && TotalResultsCount > PageSize)
{
ResultItem pager = CreatePagerResultItem(dataBind, result);
items.Add(pager);
}
if (FooterTemplate != null)
{
ResultItem footer = CreateResultItem(-1, ResultItemType.Footer,
false, null);
items.Add(footer);
}
if (dataBind)
{
ViewState["ResultItemCount"] = count;
}
}
