public void EnsureVisible(RegisterLine item)
{
int[] row_heights = this.tableLayoutPanel1.GetRowHeights();
int nYOffs = 0; // row_heights[0];
int i = 0; // 1
foreach (RegisterLine cur_item in this.Items)
{
if (cur_item == item)
break;
nYOffs += row_heights[i++];
}
// this.AutoScrollPosition = new Point(this.AutoScrollOffset.X, 1000);
if (nYOffs < -this.AutoScrollPosition.Y)
{
this.AutoScrollPosition = new Point(this.AutoScrollOffset.X, nYOffs);
}
else if (nYOffs + row_heights[i] > -(this.AutoScrollPosition.Y - this.ClientSize.Height))
{
// 刚好进入下部
this.AutoScrollPosition = new Point(this.AutoScrollOffset.X, nYOffs - this.ClientSize.Height + row_heights[i]);
}
}
public void EnsureVisible(RegisterLine base_line, Rectangle rect)
{
// http://msdn.microsoft.com/en-us/library/system.windows.forms.scrollablecontrol.autoscrollposition(v=vs.110).aspx
// The X and Y coordinate values retrieved are negative if the control has scrolled away from its starting position (0,0). When you set this property, you must always assign positive X and Y values to set the scroll position relative to the starting position.
ScrollableControl parent = this.tableLayoutPanel1;
if (base_line != null)
rect.Y += GetRect(base_line).Y;
// this.AutoScrollPosition = new Point(this.AutoScrollOffset.X, 1000);
if (rect.Y < -parent.AutoScrollPosition.Y)
{
// parent.AutoScrollPosition = new Point(-parent.AutoScrollPosition.X, rect.Y);
SetControlOffs(parent, -parent.AutoScrollPosition.X, rect.Y);
}
else if (rect.Y + rect.Height > -(parent.AutoScrollPosition.Y - this.ClientSize.Height))
{
// 刚好进入下部
// parent.AutoScrollPosition = new Point(-parent.AutoScrollPosition.X, (rect.Y + rect.Height - this.ClientSize.Height));
SetControlOffs(parent, -parent.AutoScrollPosition.X, rect.Y + rect.Height - this.ClientSize.Height);
}
}
// parameters:
// strPart 事项的那个部分需要可见? all / biblio / items
public void EnsureVisible(RegisterLine item,
string strPart = "all")
{
if (strPart == "all")
{
Rectangle rect = this.GetRect(item);
EnsureVisible(null, rect);
return;
}
if (strPart == "biblio")
{
EnsureVisible(item, item._biblioRegister.GetRect("biblio"));
return;
}
if (strPart == "items")
{
EnsureVisible(item, item._biblioRegister.GetRect("items"));
return;
}
}
// 将一条书目记录下属的若干册记录装入列表
// return:
// -2 用户中断
// -1 出错
// >=0 装入的册记录条数
int LoadBiblioSubItems(
RegisterLine line,
out string strError)
{
strError = "";
int nRet = 0;
line._biblioRegister.ClearEntityEditControls("normal");
string strBiblioRecPath = line._biblioRegister.BiblioRecPath;
if (string.IsNullOrEmpty(strBiblioRecPath) == true)
{
// 册信息部分显示为空
line._biblioRegister.TrySetBlank("none");
return 0;
}
AccountInfo _currentAccount = _base.GetAccountInfo(line._biblioRegister.ServerName);
if (_currentAccount == null)
{
strError = "服务器名 '" + line._biblioRegister.ServerName + "' 没有配置";
return -1;
}
// 如果不是本地服务器，则不需要装入册记录
if (_currentAccount.IsLocalServer == false)
{
_base.CurrentAccount = null;
// 册信息部分显示为空
line._biblioRegister.TrySetBlank("none");
return 0;
}
_channel = _base.GetChannel(_currentAccount.ServerUrl, _currentAccount.UserName);
this.Progress.OnStop += new StopEventHandler(this.DoStop);
//this.Progress.Initial("正在装入书目记录 '" + strBiblioRecPath + "' 下属的册记录 ...");
this.Progress.BeginLoop();
try
{
int nCount = 0;
long lPerCount = 100; // 每批获得多少个
long lStart = 0;
long lResultCount = 0;
long lCount = -1;
for (; ; )
{
if (Progress.State != 0)
{
strError = "用户中断";
return -2;
}
EntityInfo[] entities = null;
long lRet = _channel.GetEntities(
Progress,
strBiblioRecPath,
lStart,
lCount,
"", // bDisplayOtherLibraryItem == true ? "getotherlibraryitem" : "",
"zh",
out entities,
out strError);
if (lRet == -1)
return -1;
lResultCount = lRet;
if (lRet == 0)
{
// 册信息部分显示为空
line._biblioRegister.TrySetBlank("none");
return nCount;
}
Debug.Assert(entities != null, "");
foreach (EntityInfo entity in entities)
{
// string strXml = entity.OldRecord;
if (entity.ErrorCode != ErrorCodeValue.NoError)
{
// TODO: 显示错误信息
continue;
}
// 添加一个新的册对象
nRet = line._biblioRegister.NewEntity(entity.OldRecPath,
entity.OldTimestamp,
entity.OldRecord,
false, // 不必滚入视野
out strError);
if (nRet == -1)
return -1;
nCount++;
}
lStart += entities.Length;
if (lStart >= lResultCount)
break;
if (lCount == -1)
lCount = lPerCount;
if (lStart + lCount > lResultCount)
lCount = lResultCount - lStart;
}
return nCount;
}
finally
{
this.Progress.EndLoop();
this.Progress.OnStop -= new StopEventHandler(this.DoStop);
// this.Progress.Initial("");
_base.ReturnChannel(_channel);
_channel = null;
_currentAccount = null;
}
}
Rectangle GetRect(RegisterLine item)
{
int[] row_heights = this.tableLayoutPanel1.GetRowHeights();
int nYOffs = 0;
int i = 0;
foreach (RegisterLine cur_item in this.Items)
{
if (cur_item == item)
break;
nYOffs += row_heights[i++];
}
int nHeight = 0;
if (i < row_heights.Length)
nHeight = row_heights[i];
Rectangle rect = new Rectangle(0, nYOffs, this.tableLayoutPanel1.Width, nHeight);
return rect;
}
private void button_entitiesControl_addLine_Click(object sender, EventArgs e)
{
RegisterLine line = new RegisterLine(this.entitiesControl1);
this.entitiesControl1.InsertNewLine(0, line, true);
}
// load_items / save / search_biblio
internal void AddTask(RegisterLine line,
string strTaskName,
object tag = null)
{
LineTask task = new LineTask();
task.TaskName = strTaskName;
task.Line = line;
task.Tag = tag;
lock (this._loadEntityTasks)
{
this._loadEntityTasks.Add(task);
}
this.ActivateThread();
}
// 新添加一个书目事项
public void AddNewBiblio(string strText)
{
RegisterLine line = new RegisterLine(this);
line.BiblioBarcode = strText;
this.InsertNewLine(0, line, true);
line.label_color.Focus();
line._biblioRegister.BarColor = "B"; // 黑色，表示刚加入，还来不及处理
this.SetColorList();
this.AddTask(line, "search_biblio");
// 选定刚新增的事项
this.SelectItem(line, true);
line._biblioRegister.Focus();
// 确保事项可见
this.EnsureVisible(line);
}
// 针对 dp2library 服务器进行检索
// parameters:
//
// return:
// -1 出错
// >=0 命中的记录数
int SearchLineDp2library(RegisterLine line,
AccountInfo account,
out string strError)
{
strError = "";
int nRet = 0;
// ??? _currentAccount = account;
_channel = _base.GetChannel(account.ServerUrl, account.UserName);
_channel.Timeout = new TimeSpan(0, 0, 5); // 超时值为 5 秒
try
{
string strQueryWord = line.BiblioBarcode;
string strFromStyle = "";
try
{
strFromStyle = this.MainForm.GetBiblioFromStyle("ISBN");
}
catch (Exception ex)
{
strError = ex.Message;
goto ERROR1;
}
if (String.IsNullOrEmpty(strFromStyle) == true)
{
strError = "GetFromStyle()没有找到 '" + "ISBN" + "' 对应的style字符串";
goto ERROR1;
}
string strMatchStyle = "left"; // BiblioSearchForm.GetCurrentMatchStyle(this.comboBox_matchStyle.Text);
if (string.IsNullOrEmpty(strQueryWord) == true)
{
if (strMatchStyle == "null")
{
strQueryWord = "";
// 专门检索空值
strMatchStyle = "exact";
}
else
{
// 为了在检索词为空的时候，检索出全部的记录
strMatchStyle = "left";
}
}
else
{
if (strMatchStyle == "null")
{
strError = "检索空值的时候，请保持检索词为空";
goto ERROR1;
}
}
ServerInfo server_info = null;
if (line != null)
line.BiblioSummary = "正在获取服务器 " + account.ServerName + " 的配置信息 ...";
// 准备服务器信息
nRet = _base.GetServerInfo(
// line,
_channel,
account,
out server_info,
out strError);
if (nRet == -1)
goto ERROR1; // 可以不报错 ?
line.BiblioSummary = "正在针对 "+account.ServerName+ " \r\n检索 " + line.BiblioBarcode + " ...";
string strQueryXml = "";
long lRet = _channel.SearchBiblio(Progress,
server_info == null ? "<全部>" : server_info.GetBiblioDbNames(), // "<全部>",
strQueryWord, // this.textBox_queryWord.Text,
1000,
strFromStyle,
strMatchStyle,
_base.Lang,
null, // strResultSetName
"", // strSearchStyle
"", // strOutputStyle
out strQueryXml,
out strError);
if (lRet == -1)
{
strError = "针对服务器 '"+account.ServerName+"' 检索出错: " + strError;
goto ERROR1;
}
// 装入浏览格式
long lHitCount = lRet;
long lStart = 0;
long lCount = lHitCount;
DigitalPlatform.CirculationClient.localhost.Record[] searchresults = null;
string strStyle = "id";
List<string> biblio_recpaths = new List<string>();
// 装入浏览格式
for (; ; )
{
if (this.Progress != null && this.Progress.State != 0)
{
break;
}
// DoTasks();
lRet = _channel.GetSearchResult(
this.Progress,
null, // strResultSetName
lStart,
lCount,
strStyle, // bOutputKeyCount == true ? "keycount" : "id,cols",
_base.Lang,
out searchresults,
out strError);
if (lRet == -1)
{
strError = "检索共命中 " + lHitCount.ToString() + " 条，已装入 " + lStart.ToString() + " 条，" + strError;
goto ERROR1;
}
if (lRet == 0)
break;
// 处理浏览结果
foreach (DigitalPlatform.CirculationClient.localhost.Record searchresult in searchresults)
{
biblio_recpaths.Add(searchresult.Path);
}
{
// 获得书目摘要
BiblioLoader loader = new BiblioLoader();
loader.Channel = _channel;
loader.Stop = this.Progress;
loader.Format = "xml";
loader.GetBiblioInfoStyle = GetBiblioInfoStyle.Timestamp;
loader.RecPaths = biblio_recpaths;
try
{
int i = 0;
foreach (BiblioItem item in loader)
{
string strXml = item.Content;
string strMARC = "";
string strMarcSyntax = "";
// 将XML格式转换为MARC格式
// 自动从数据记录中获得MARC语法
nRet = MarcUtil.Xml2Marc(strXml, // info.OldXml,
true,
null,
out strMarcSyntax,
out strMARC,
out strError);
if (nRet == -1)
{
strError = "XML转换到MARC记录时出错: " + strError;
goto ERROR1;
}
string strBrowseText = "";
nRet = BuildMarcBrowseText(
strMarcSyntax,
strMARC,
out strBrowseText,
out strError);
if (nRet == -1)
{
strError = "MARC记录转换到浏览格式时出错: " + strError;
goto ERROR1;
}
RegisterBiblioInfo info = new RegisterBiblioInfo();
info.OldXml = strMARC;
info.Timestamp = item.Timestamp;
info.RecPath = item.RecPath + "@" + account.ServerName;
info.MarcSyntax = strMarcSyntax;
line.AddBiblioBrowseLine(
-1,
info.RecPath,
strBrowseText,
info);
i++;
}
}
catch (Exception ex)
{
strError = ex.Message;
goto ERROR1;
}
// lIndex += biblio_recpaths.Count;
biblio_recpaths.Clear();
}
lStart += searchresults.Length;
lCount -= searchresults.Length;
if (lStart >= lHitCount || lCount <= 0)
break;
}
return (int)lHitCount;
}
finally
{
_base.ReturnChannel(_channel);
_channel = null;
}
ERROR1:
#if NO
line.SetDisplayMode("summary");
line.SetBiblioSearchState("error");
line.BiblioSummary = strError;
#endif
line.AddBiblioBrowseLine(strError, BiblioRegisterControl.TYPE_ERROR);
return -1;
}
void SearchLine(RegisterLine line)
{
string strError = "";
int nRet = 0;
if (this.ServersDom == null)
{
strError = "ServersDom 为空";
goto ERROR1;
}
string strTotalError = "";
this.Progress.OnStop += new StopEventHandler(this.DoStop);
// this.Progress.Initial("进行一轮任务处理...");
this.Progress.BeginLoop();
try
{
int nHitCount = 0;
line.SetBiblioSearchState("searching");
line.BiblioSummary = "正在检索 " + line.BiblioBarcode + " ...";
XmlNodeList servers = this.ServersDom.DocumentElement.SelectNodes("server");
foreach (XmlElement server in servers)
{
AccountInfo account = EntityRegisterBase.GetAccountInfo(server);
Debug.Assert(account != null, "");
_base.CurrentAccount = account;
#if NO
string strName = server.GetAttribute("name");
string strType = server.GetAttribute("type");
string strUrl = server.GetAttribute("url");
string strUserName = server.GetAttribute("userName");
string strPassword = server.GetAttribute("password");
// e.Password = this.MainForm.DecryptPasssword(e.Password);
string strIsReader = server.GetAttribute("isReader");
#endif
if (account.ServerType == "dp2library")
{
nRet = SearchLineDp2library(line,
account,
out strError);
if (nRet == -1)
strTotalError += strError + "\r\n";
else
nHitCount += nRet;
}
else if (account.ServerType == "amazon")
{
nRet = SearchLineAmazon(line,
account,
out strError);
if (nRet == -1)
strTotalError += strError + "\r\n";
else
nHitCount += nRet;
}
}
line.SetBiblioSearchState(nHitCount.ToString());
//
if (nHitCount == 1)
{
// TODO: 如果有报错的行，是否就不要自动模拟双击了？ 假如这种情况是因为红泥巴服务器持续无法访问引起的，需要有配置办法可以临时禁用这个数据源
// 模拟双击
int index = line._biblioRegister.GetFirstRecordIndex();
if (index == -1)
{
strError = "获得第一个浏览记录 index 时出错";
goto ERROR1;
}
nRet = line._biblioRegister.SelectBiblio(index,
out strError);
if (nRet == -1)
goto ERROR1;
}
else
{
if (nHitCount > 1)
line.SetDisplayMode("select");
else
{
// 进入详细状态，可以新创建一条记录
line.AddBiblioBrowseLine(BiblioRegisterControl.TYPE_INFO,
"没有命中书目记录。双击本行新创建书目记录",
"",
BuildBlankBiblioInfo(line.BiblioBarcode));
line.SetDisplayMode("select");
}
}
}
finally
{
this.Progress.EndLoop();
this.Progress.OnStop -= new StopEventHandler(this.DoStop);
// this.Progress.Initial("");
}
if (string.IsNullOrEmpty(strTotalError) == false)
{
// DisplayFloatErrorText(strTotalError);
line._biblioRegister.BarColor = "R"; // 红色，需引起注意
this.SetColorList();
}
else
{
line._biblioRegister.BarColor = "Y"; // 黄色表示等待选择?
this.SetColorList();
}
return;
ERROR1:
line.SetDisplayMode("summary");
line.SetBiblioSearchState("error");
line.BiblioSummary = strError;
DisplayFloatErrorText(strError);
line._biblioRegister.BarColor = "R"; // 红色，需引起注意
this.SetColorList();
}
// return:
// -1 出错
// >=0 命中的记录数
int SearchLineAmazon(RegisterLine line,
AccountInfo account,
out string strError)
{
strError = "";
// ??? this._currentAccount = account;
line.BiblioSummary = "正在针对 " + account.ServerName + " \r\n检索 " + line.BiblioBarcode + " ...";
AmazonSearch search = new AmazonSearch();
// search.MainForm = this.MainForm;
search.TempFileDir = this.MainForm.UserTempDir;
// 多行检索中的一行检索
int nRedoCount = 0;
REDO:
int nRet = search.Search(
account.ServerUrl,
line.BiblioBarcode.Replace("-", ""),
"ISBN",
"[default]",
true,
out strError);
if (nRet == -1)
{
if (search.Exception != null && search.Exception is WebException)
{
WebException e = search.Exception as WebException;
if (e.Status == WebExceptionStatus.ProtocolError)
{
// 重做
if (nRedoCount < 2)
{
nRedoCount++;
Thread.Sleep(1000);
goto REDO;
}
#if NO
// 询问是否重做
DialogResult result = MessageBox.Show(this,
"检索 '" + strLine + "' 时发生错误:\r\n\r\n" + strError + "\r\n\r\n是否重试?\r\n\r\n(Yes: 重试; No: 跳过这一行继续检索后面的行； Cancel: 中断整个检索操作",
"AmazonSearchForm",
MessageBoxButtons.YesNoCancel,
MessageBoxIcon.Question,
MessageBoxDefaultButton.Button1);
if (result == System.Windows.Forms.DialogResult.Retry)
{
Thread.Sleep(1000);
goto REDO;
}
if (result == System.Windows.Forms.DialogResult.Cancel)
return -1;
goto CONTINUE;
#endif
goto ERROR1;
}
}
goto ERROR1;
}
nRet = search.LoadBrowseLines(appendBrowseLine,
line,
false,
out strError);
if (nRet == -1)
goto ERROR1;
return nRet;
ERROR1:
strError = "针对服务器 '" + account.ServerName + "' 检索出错: " + strError;
line.AddBiblioBrowseLine(strError, BiblioRegisterControl.TYPE_ERROR);
return -1;
}
// 获得书目记录的XML格式
// parameters:
int GetBiblioXml(
RegisterLine line,
out string strXml,
out string strError)
{
strError = "";
strXml = "";
string strBiblioDbName = Global.GetDbName(line._biblioRegister.BiblioRecPath);
string strMarcSyntax = "";
// TODO: 如何获得远程其他 dp2library 服务器的书目库的 syntax?
// 获得库名，根据库名得到marc syntax
if (String.IsNullOrEmpty(strBiblioDbName) == false)
strMarcSyntax = MainForm.GetBiblioSyntax(strBiblioDbName);
// 在当前没有定义MARC语法的情况下，默认unimarc
if (String.IsNullOrEmpty(strMarcSyntax) == true)
strMarcSyntax = "unimarc";
// 2008/5/16 changed
string strMARC = line._biblioRegister.GetMarc();
XmlDocument domMarc = null;
int nRet = MarcUtil.Marc2Xml(strMARC,
strMarcSyntax,
out domMarc,
out strError);
if (nRet == -1)
return -1;
// 因为domMarc是根据MARC记录合成的，所以里面没有残留的<dprms:file>元素，也就没有(创建新的id前)清除的需要
Debug.Assert(domMarc != null, "");
#if NO
// 合成其它XML片断
if (domXmlFragment != null
&& string.IsNullOrEmpty(domXmlFragment.DocumentElement.InnerXml) == false)
{
XmlDocumentFragment fragment = domMarc.CreateDocumentFragment();
try
{
fragment.InnerXml = domXmlFragment.DocumentElement.InnerXml;
}
catch (Exception ex)
{
strError = "fragment XML装入XmlDocumentFragment时出错: " + ex.Message;
return -1;
}
domMarc.DocumentElement.AppendChild(fragment);
}
#endif
strXml = domMarc.OuterXml;
return 0;
}
// 分批进行保存
// return:
// -2 部分成功，部分失败
// -1 出错
// 0 保存成功，没有错误和警告
int SaveEntities(
RegisterLine line,
EntityInfo[] entities,
out string strError)
{
strError = "";
int nRet = 0;
bool bWarning = false;
EntityInfo[] errorinfos = null;
string strWarning = "";
// 确定目标服务器 目标书目库
AccountInfo _currentAccount = _base.GetAccountInfo(line._biblioRegister.ServerName);
if (_currentAccount == null)
{
strError = "' 服务器名 '" + line._biblioRegister.ServerName + "' 没有配置";
return -1;
}
_channel = _base.GetChannel(_currentAccount.ServerUrl, _currentAccount.UserName);
try
{
string strBiblioRecPath = line._biblioRegister.BiblioRecPath;
int nBatch = 100;
for (int i = 0; i < (entities.Length / nBatch) + ((entities.Length % nBatch) != 0 ? 1 : 0); i++)
{
int nCurrentCount = Math.Min(nBatch, entities.Length - i * nBatch);
EntityInfo[] current = GetPart(entities, i * nBatch, nCurrentCount);
long lRet = _channel.SetEntities(
Progress,
strBiblioRecPath,
entities,
out errorinfos,
out strError);
if (lRet == -1)
return -1;
// 把出错的事项和需要更新状态的事项兑现到显示、内存
string strError1 = "";
if (line._biblioRegister.RefreshOperResult(errorinfos, out strError1) == true)
{
bWarning = true;
strWarning += " " + strError1;
}
if (lRet == -1)
return -1;
}
if (string.IsNullOrEmpty(strWarning) == false)
strError += " " + strWarning;
if (bWarning == true)
return -2;
// line._biblioRegister.EntitiesChanged = false; // 所有册都保存成功了
return 0;
}
finally
{
_base.ReturnChannel(_channel);
_channel = null;
_currentAccount = null;
}
}
// 保存书目记录和下属的册记录
void SaveLine(RegisterLine line)
{
string strError = "";
int nRet = 0;
this.Progress.OnStop += new StopEventHandler(this.DoStop);
// this.Progress.Initial("进行一轮任务处理...");
this.Progress.BeginLoop();
try
{
string strCancelSaveBiblio = "";
AccountInfo _currentAccount = _base.GetAccountInfo(line._biblioRegister.ServerName);
if (_currentAccount == null)
{
strError = "服务器名 '" + line._biblioRegister.ServerName + "' 没有配置";
goto ERROR1;
}
// line.SetBiblioSearchState("searching");
if (line._biblioRegister.BiblioChanged == true
|| Global.IsAppendRecPath(line._biblioRegister.BiblioRecPath) == true
|| _currentAccount.IsLocalServer == false)
{
// TODO: 确定目标 dp2library 服务器 目标书目库
string strServerName = "";
string strBiblioRecPath = "";
// 根据书目记录的路径，匹配适当的目标
// return:
// -1 出错
// 0 没有找到
// 1 找到
nRet = GetTargetInfo(line,
_currentAccount.IsLocalServer == false? true : false,
out strServerName,
out strBiblioRecPath);
#if NO
if (nRet != 1)
{
strError = "line (servername='" + line._biblioRegister.ServerName + "' bibliorecpath='" + line._biblioRegister.BiblioRecPath + "') 没有找到匹配的保存目标";
goto ERROR1;
}
#endif
if (nRet == -1)
goto ERROR1;
if (nRet == 0)
{
strError = "来自服务器 '" + line._biblioRegister.ServerName + "' 的书目记录 '" + line._biblioRegister.BiblioRecPath + "' 没有找到匹配的保存目标";
bool bAppend = Global.IsAppendRecPath(line._biblioRegister.BiblioRecPath);
if (bAppend == true || _currentAccount.IsLocalServer == false)
goto ERROR1;
// 虽然书目记录无法保存，但继续寻求保存册记录
strCancelSaveBiblio = strError;
goto SAVE_ENTITIES;
}
// if nRet == 0 并且 书目记录路径不是追加型的
// 虽然无法兑现修改后保存,但是否可以依然保存实体记录?
string strXml = "";
nRet = GetBiblioXml(
line,
out strXml,
out strError);
if (nRet == -1)
goto ERROR1;
string strWarning = "";
string strOutputPath = "";
byte[] baNewTimestamp = null;
nRet = SaveXmlBiblioRecordToDatabase(
strServerName,
strBiblioRecPath,
strXml,
line._biblioRegister.Timestamp,
out strOutputPath,
out baNewTimestamp,
out strWarning,
out strError);
if (nRet == -1)
goto ERROR1;
line._biblioRegister.ServerName = strServerName;
line._biblioRegister.BiblioRecPath = strOutputPath;
line._biblioRegister.Timestamp = baNewTimestamp;
line._biblioRegister.BiblioChanged = false;
}
// line.SetDisplayMode("summary");
SAVE_ENTITIES:
// 保存下属的册记录
{
EntityInfo[] entities = null;
// 构造用于保存的实体信息数组
nRet = line._biblioRegister.BuildSaveEntities(
"change",
null,
out entities,
out strError);
if (nRet == -1)
goto ERROR1;
if (entities.Length > 0)
{
// 分批进行保存
// return:
// -2 部分成功，部分失败
// -1 出错
// 0 保存成功，没有错误和警告
nRet = SaveEntities(
line,
entities,
out strError);
if (nRet == -1 || nRet == -2)
goto ERROR1;
line._biblioRegister.EntitiesChanged = false;
}
else
{
line._biblioRegister.EntitiesChanged = false;
line._biblioRegister.BarColor = "G"; // 绿色
return;
}
}
line.SetDisplayMode("summary");
if (string.IsNullOrEmpty(strCancelSaveBiblio) == false)
{
line.BiblioSummary = "书目记录无法保存，但册记录保存成功\r\n(" + strCancelSaveBiblio + ")";
line._biblioRegister.BarColor = "R"; // 表示操作未完全完成
}
else
{
line.BiblioSummary = "保存成功";
line._biblioRegister.BarColor = "G"; // 绿色
}
this.SetColorList();
return;
}
finally
{
this.Progress.EndLoop();
this.Progress.OnStop -= new StopEventHandler(this.DoStop);
// this.Progress.Initial("");
}
ERROR1:
line.SetDisplayMode("summary");
line.SetBiblioSearchState("error");
line.BiblioSummary = strError;
line._biblioRegister.BarColor = "R"; // 红色
this.SetColorList();
}
// 根据书目记录的路径，匹配适当的目标
// parameters:
// bAllowCopyTo 是否允许书目记录复制到其他库？这发生在原始库不让 overwrite 的时候
// return:
// -1 出错
// 0 没有找到
// 1 找到
int GetTargetInfo(RegisterLine line,
bool bAllowCopyTo,
out string strServerName,
out string strBiblioRecPath)
{
strServerName = "";
strBiblioRecPath = "";
// string strEditServerUrl = "";
string strEditServerName = line._biblioRegister.ServerName;
string strEditBiblioRecPath = line._biblioRegister.BiblioRecPath;
if (string.IsNullOrEmpty(strEditServerName) == false
&& string.IsNullOrEmpty(strEditBiblioRecPath) == false)
{
// 验证 edit 中的书目库名，是否是可以写入的 ?
XmlElement server = (XmlElement)this.ServersDom.DocumentElement.SelectSingleNode("server[@name='" + strEditServerName + "']");
if (server != null)
{
if (IsWritable(server, strEditBiblioRecPath) == true)
{
strServerName = strEditServerName;
strBiblioRecPath = strEditBiblioRecPath;
return 1;
}
if (bAllowCopyTo == false)
return 0;
}
}
// 此后都是寻找可以追加写入的
// 获得第一个可以写入的服务器名
XmlNodeList servers = this.ServersDom.DocumentElement.SelectNodes("server");
foreach (XmlElement server in servers)
{
XmlNodeList databases = server.SelectNodes("database");
foreach (XmlElement database in databases)
{
string strDatabaseName = database.GetAttribute("name");
if (string.IsNullOrEmpty(strDatabaseName) == true)
continue;
bool bIsTarget = DomUtil.GetBooleanParam(database, "isTarget", false);
if (bIsTarget == false)
continue;
string strAccess = database.GetAttribute("access");
if (StringUtil.IsInList("append", strAccess) == false)
continue;
strServerName = server.GetAttribute("name");
strBiblioRecPath = strDatabaseName + "/?";
return 1;
}
}
return 0;
}
public void AddDeleteItemTask(RegisterLine line, EntityEditControl edit)
{
this.AddTask(line, "delete_items", edit);
}
void DeleteItem(RegisterLine line, EntityEditControl edit)
{
string strError = "";
int nRet = 0;
this.Progress.OnStop += new StopEventHandler(this.DoStop);
this.Progress.BeginLoop();
try
{
#if NO
this._currentAccount = this.GetAccountInfo(line._biblioRegister.ServerName);
if (this._currentAccount == null)
{
strError = "服务器名 '" + line._biblioRegister.ServerName + "' 没有配置";
goto ERROR1;
}
#endif
List<EntityEditControl> controls = new List<EntityEditControl>();
controls.Add(edit);
// line.SetDisplayMode("summary");
// 删除下属的册记录
{
EntityInfo[] entities = null;
// 构造用于保存的实体信息数组
nRet = line._biblioRegister.BuildSaveEntities(
"delete",
controls,
out entities,
out strError);
if (nRet == -1)
goto ERROR1;
// 分批进行保存
// return:
// -2 部分成功，部分失败
// -1 出错
// 0 保存成功，没有错误和警告
nRet = SaveEntities(
line,
entities,
out strError);
if (nRet == -1 || nRet == -2)
goto ERROR1;
// 兑现视觉删除
line._biblioRegister.RemoveEditControl(edit);
// line._biblioRegister.EntitiesChanged = false;
}
return;
}
finally
{
this.Progress.EndLoop();
this.Progress.OnStop -= new StopEventHandler(this.DoStop);
// this.Progress.Initial("");
}
ERROR1:
// line.SetDisplayMode("summary");
// line.SetBiblioSearchState("error");
// line.BiblioSummary = strError;
BiblioRegisterControl.SetEditErrorInfo(edit, strError);
line._biblioRegister.BarColor = "R"; // 红色
this.SetColorList();
}
void _scanBarcodeForm_BarcodeScaned(object sender, ScanedEventArgs e)
{
string strError = "";
int nRet = 0;
if (string.IsNullOrEmpty(e.Barcode) == true)
{
Console.Beep();
return;
}
// 自动切换到 登记 属性页，避免操作者看不到扫入了什么内容
if (this.tabControl_main.SelectedTab != this.tabPage_register)
this.tabControl_main.SelectedTab = this.tabPage_register;
// 清除浮动的错误信息
this._floatingMessage.Text = "";
// 把册条码号直接加入行中，然后等待专门的线程来装载刷新
// 要查重
#if NO
ListViewItem dup = ListViewUtil.FindItem(this.listView_in, e.Barcode, COLUMN_BARCODE);
if (dup != null)
{
Console.Beep();
ListViewUtil.SelectLine(dup, true);
MessageBox.Show(this, "您扫入的册条码号 ‘" + e.Barcode + "’ 在列表中已经存在了，请注意不要重复扫入");
this._scanBarcodeForm.Activate();
return;
}
ListViewItem item = new ListViewItem();
ListViewUtil.ChangeItemText(item, COLUMN_BARCODE, e.Barcode);
this.listView_in.Items.Add(item);
ListViewUtil.SelectLine(item, true);
item.EnsureVisible();
#endif
string strText = e.Barcode;
// 如果是 ISBN，则新装入一个书目记录
// TODO: 装入前需要对整个 list 进行查重，如果前面已经有同样 ISBN 的书目，要提醒
if (QuickChargingForm.IsISBN(ref strText) == true)
{
#if NO
RegisterLine line = new RegisterLine(this.entityRegisterControl1);
line.BiblioBarcode = strText;
this.entityRegisterControl1.InsertNewLine(0, line, true);
line.label_color.Focus();
this.entityRegisterControl1.SetColorList();
this.entityRegisterControl1.AddTask(line, "search_biblio");
// 选定刚新增的事项
this.entityRegisterControl1.SelectItem(line, true);
// 确保事项可见
this.entityRegisterControl1.EnsureVisible(line);
#endif
this.entityRegisterControl1.AddNewBiblio(strText);
}
else
{
// 当作册条码号进入
nRet = this.entityRegisterControl1.AddNewEntity(strText,
out strError);
if (nRet == -1)
goto ERROR1;
}
// this.entityRegisterControl1.ActivateThread();
return;
ERROR1:
MessageBox.Show(this, strError);
this._scanBarcodeForm.Focus();
}
