// 装入检索命中记录到浏览列表中
int LoadResults(XmlDocument response_dom,
// bool bDisplayInfo,
Delegate_appendBrowseLine appendBrowseLineProc,
object param,
bool bAutoSetFocus,
out string strError)
{
strError = "";
int nRet = 0;
// string strElementSet = "";
// 建立 ASIN --> ListViewItem 对照表
Hashtable table = new Hashtable();
#if NO
if (this.m_reloadInfo != null)
{
foreach (ListViewItem item in this.m_reloadInfo.CurrentItems)
{
table[item.Text] = item;
}
strElementSet = this.m_reloadInfo.ElementSet;
}
else
{
if (bUseFullElementSet == true)
strElementSet = "F";
else
strElementSet = "B";
}
#endif
XmlNamespaceManager nsmgr = new XmlNamespaceManager(new NameTable());
nsmgr.AddNamespace("amazon", NAMESPACE);
XmlNodeList items = response_dom.DocumentElement.SelectNodes("amazon:Items/amazon:Item", nsmgr);
foreach (XmlNode item in items)
{
var element = item as XmlElement;
List<string> cols = null;
string strASIN = "";
string strCoverImageUrl = "";
nRet = ParseItemXml(element,
nsmgr,
out strASIN,
out strCoverImageUrl,
out cols,
out strError);
if (nRet == -1)
return -1;
nRet = appendBrowseLineProc("", element.OuterXml, param, bAutoSetFocus, out strError);
if (nRet == -1)
return -1;
if (nRet == 1)
break;
#if NO
if (info.EelementSet == "B")
listitem.ImageIndex = BROWSE_TYPE_BRIEF;
else
listitem.ImageIndex = BROWSE_TYPE_FULL;
#endif
}
#if NO
if (this.m_reloadInfo == null)
{
if (bDisplayInfo == true)
{
this.amazonSimpleQueryControl_simple.Comment = "命中记录:\t" + m_nTotalResults.ToString()
+ "\r\n已装入浏览记录:\t" + this.listView_browse.Items.Count.ToString();
}
}
else
{
if (table.Count != 0)
{
strError = "下列事项没有被重新装载 '" + Join(table.Keys) + "'";
return -1;
}
}
#endif
return 0;
}
// return:
// -1 出错
// >=0 命中的记录数
public int LoadBrowseLines(Delegate_appendBrowseLine appendBrowseLineProc,
object param,
bool bAutoSetFocus,
out string strError)
{
strError = "";
XmlDocument doc = new XmlDocument();
doc.Load(this.TempFilename);
XmlNamespaceManager nsmgr = new XmlNamespaceManager(new NameTable());
nsmgr.AddNamespace("amazon", NAMESPACE);
XmlNodeList errors = doc.DocumentElement.SelectNodes("amazon:Items/amazon:Request/amazon:Errors/amazon:Error", nsmgr);
if (errors.Count > 0)
{
string strCode = DomUtil.GetElementText(errors[0], "amazon:Code", nsmgr);
string strMessage = DomUtil.GetElementText(errors[0], "amazon:Message", nsmgr);
if (strCode == "AWS.ECommerceService.NoExactMatches")
{
strError = strCode;
goto ERROR1;
}
strError = strMessage;
goto ERROR1;
}
int nHitCount = 0;
if (this.m_reloadInfo == null)
{
// Items/TotalResults
string strTotalResults = DomUtil.GetElementText(doc.DocumentElement,
"amazon:Items/amazon:TotalResults", nsmgr);
Int64.TryParse(strTotalResults, out this.m_nTotalResults);
// Items/TotalPages
string strTotalPages = DomUtil.GetElementText(doc.DocumentElement,
"amazon:Items/amazon:TotalPages", nsmgr);
Int64.TryParse(strTotalPages, out this.m_nTotalPages);
nHitCount = (int)Math.Min(m_nTotalResults, 10);
#if NO
// TODO: 显示单行命中的消息
if (m_nTotalResults > 0)
{
int nHitCount = (int)Math.Min(m_nTotalResults, 10);
this.m_multiSearchInfo.HitWords.Add(this.m_multiSearchInfo.CurrentWord + "\t" + nHitCount.ToString());
this.m_multiSearchInfo.HitCount += nHitCount;
}
else
this.m_multiSearchInfo.NotHitWords.Add(this.m_multiSearchInfo.CurrentWord);
#endif
// this.amazonSimpleQueryControl_simple.Comment = "命中记录:\t" + m_nTotalResults.ToString();
}
int nRet = LoadResults(doc,
// _userFullElementSet,
appendBrowseLineProc,
param,
bAutoSetFocus,
out strError);
if (nRet == -1)
goto ERROR1;
if (this.m_reloadInfo == null)
{
this.m_nCurrentPageNo++; // 第一次 从 -1 ++ 正好等于 0
}
return nHitCount;
ERROR1:
if (this.m_reloadInfo != null)
this.m_reloadInfo.Cancel = true;
this.DeleteTempFile();
if (strError == "AWS.ECommerceService.NoExactMatches")
{
// TODO: 显示单行没有命中的消息
////this.m_multiSearchInfo.NotHitWords.Add(this.m_multiSearchInfo.CurrentWord);
return 0;
}
// TODO: 显示单行检索出错的消息
// this.amazonSimpleQueryControl_simple.Comment = "检索发生错误:\r\n" + strError;
this.m_bError = true;
this.m_strError = strError;
return -1;
}
