private void SearchLocationList(SearchInfo siSearch)
{
// Search each location in the list and append the results to our output HTML document
//
siSearch.HTMLSearchResults = "";
siSearch.HTMLSearchResults += "<table width=\"100%\">\r\n";
foreach (LocationInfo liLocation in siSearch.Locations)
{
// Get the search result list for this location
//
++siSearch.CurrentLocationNumber;
siSearch.CurrentLocationName = liLocation.State.ToUpper() + ": " + liLocation.City.ToUpper();
ArrayList alResults = SearchLocation(liLocation);
// Stop if the user has requested us to do so
//
if (m_bUserStopRequested)
break;
// Stop if we are having connection issues after multiple attempts (this is set in SearchLocation())
//
if (m_bConnectionTimeoutError)
break;
// If no results were found at this location, skip the output logic.
//
if (alResults.Count == 0)
continue;
// Output the city/state/result count header for this location
//
siSearch.HTMLSearchResults += "<tr><td colspan=\"2\"><h4 class=\"ban\" style=\"text-align:left;\"><a href=\"" + liLocation.URL + "\" target=\"_blank\">" + liLocation.State.ToUpper() + ": " + liLocation.City.ToUpper() + "</a>: " + alResults.Count.ToString() + " item(s)</h4></td></tr>\r\n";
// Output the result lines
//
foreach (SearchResultInfo srResult in alResults)
{
siSearch.HTMLSearchResults += "<tr>";
siSearch.HTMLSearchResults += "<td width=\"5%\" nowrap>" + srResult.Date + "</td>";
siSearch.HTMLSearchResults += "<td><a href=\"" + srResult.URL + "\" target=\"_blank\">" + srResult.Title + "</a></td>";
siSearch.HTMLSearchResults += "</tr>\r\n";
++siSearch.ResultCount;
}
siSearch.HTMLSearchResults += "<tr><td> </td><td> </td></tr>\r\n";
}
siSearch.HTMLSearchResults += "</table>\r\n";
// Signal to the UI thread that we're done
//
siSearch.SearchCompleted = true;
}
private void menuSearchStart_Clicked(object sender, EventArgs e)
{
// Display the config dialog and let the user set up the search parameters
//
ConfigDialog dlgConfig = new ConfigDialog(m_alAllLocations, m_alAllCategories, m_alAllSubcategories);
DialogResult drResult = dlgConfig.ShowDialog();
if (drResult == DialogResult.Cancel)
return;
// Set up variables used to communicate with the search threads
//
m_bSearchInProgress = true;
m_bConnectionTimeoutError = false;
m_bSearchCompleted = false;
m_bUserStopRequested = false;
m_sHTMLSearchResults = "";
EnableMenuItems();
// We will start multiple search threads here and assign each one to its own range of the location list
//
int iMaxLocationsPerThread = m_alAllLocations.Count / m_iMaxThreads;
int iLocationIndexAll = 0;
for (int iThreadIndex = 0; iThreadIndex < m_iMaxThreads; iThreadIndex++)
{
m_asiSearchList[iThreadIndex] = new SearchInfo();
for (int i = 0; i < iMaxLocationsPerThread; i++)
{
if (iLocationIndexAll < m_alAllLocations.Count)
m_asiSearchList[iThreadIndex].Locations.Add(m_alAllLocations[iLocationIndexAll++]);
}
Thread thread = new Thread(StartSearchThread);
thread.Start(m_asiSearchList[iThreadIndex]);
}
}