// dropdown事件中如果进行combobox.Enabled的修改，会造成无法留住下拉状态。可以改用防止重入的整数
private void comboBox_batchNo_DropDown(object sender, EventArgs e)
{
// 防止重入
if (this.m_nInDropDown > 0)
{
return;
}
ComboBox combobox = (ComboBox)sender;
Cursor oldCursor = this.Cursor;
this.Cursor = Cursors.WaitCursor;
this.m_nInDropDown++;
try
{
if (combobox.Items.Count == 0 &&
this.GetBatchNoTable != null)
{
GetKeyCountListEventArgs e1 = new GetKeyCountListEventArgs();
this.GetBatchNoTable(this, e1);
// 2013/3/25
// 当两个 ComboBox 都显示的时候，才对 批次号 列表加入这个事项
if (this.comboBox_location.Visible == true)
{
combobox.Items.Add("<不指定>");
}
if (e1.KeyCounts != null)
{
for (int i = 0; i < e1.KeyCounts.Count; i++)
{
KeyCount item = e1.KeyCounts[i];
combobox.Items.Add(item.Key + "\t" + item.Count.ToString() + "笔");
}
}
else
{
combobox.Items.Add("<not found>");
}
}
}
finally
{
this.Cursor = oldCursor;
this.m_nInDropDown--;
}
}
// 获得批次号表
// parameters:
// strPubType 出版物类型。为 图书/连续出版物/(空) 之一
internal static void GetBatchNoTable(GetKeyCountListEventArgs e,
IWin32Window owner,
string strPubType, // 出版物类型
string strType,
Stop stop,
LibraryChannel Channel)
{
string strError = "";
long lRet = 0;
if (e.KeyCounts == null)
e.KeyCounts = new List<KeyCount>();
string strName = "";
if (strType == "order")
strName = "订购";
else if (strType == "item")
strName = "册";
else if (strType == "biblio")
strName = "编目";
else
throw new Exception("未知的strType '" + strType + "' 值");
// EnableControls(false);
stop.OnStop += new StopEventHandler(Channel.DoStop);
stop.Initial("正在列出全部" + strName + "批次号 ...");
stop.BeginLoop();
try
{
int nPerMax = 2000; // 一次检索命中的最大条数限制
string strLang = "zh";
string strDbName = "<all>";
if (strPubType == "图书")
strDbName = "<all book>";
else if (strPubType == "连续出版物")
strDbName = "<all series>";
else
strDbName = "<all>";
if (strType == "order")
{
lRet = Channel.SearchOrder(
stop,
strDbName, // "<all>",
"", // strBatchNo
nPerMax, // -1,
"批次号",
"left",
strLang,
"batchno", // strResultSetName
"desc",
"keycount", // strOutputStyle
out strError);
}
else if (strType == "biblio")
{
string strQueryXml = "";
lRet = Channel.SearchBiblio(
stop,
strDbName, // "<all>", // 尽管可以用 this.comboBox_inputBiblioDbName.Text, 以便获得和少数书目库相关的批次号实例，但是容易造成误会：因为数据库名列表刷新后，这里却不会刷新？
"", // strBatchNo,
nPerMax, // -1, // nPerMax
"batchno",
"left",
strLang,
"batchno", // strResultSetName
"desc",
"keycount", // strOutputStyle
"",
out strQueryXml,
out strError);
}
else if (strType == "item")
{
lRet = Channel.SearchItem(
stop,
strDbName, // "<all>",
"", // strBatchNo
nPerMax, // -1,
"批次号",
"left",
strLang,
"batchno", // strResultSetName
"desc",
"keycount", // strOutputStyle
out strError);
}
else
{
Debug.Assert(false, "");
}
if (lRet == -1)
goto ERROR1;
if (lRet == 0)
{
strError = "没有找到任何" + strName + "批次号检索点";
return;
}
long lHitCount = lRet;
long lStart = 0;
long lCount = lHitCount;
DigitalPlatform.LibraryClient.localhost.Record[] searchresults = null;
// 装入浏览格式
for (; ; )
{
Application.DoEvents(); // 出让界面控制权
if (stop != null)
{
if (stop.State != 0)
{
strError = "用户中断";
goto ERROR1;
}
}
lRet = Channel.GetSearchResult(
stop,
"batchno", // strResultSetName
lStart,
lCount,
"keycount",
strLang,
out searchresults,
out strError);
if (lRet == -1)
{
strError = "GetSearchResult() error: " + strError;
goto ERROR1;
}
if (lRet == 0)
{
// MessageBox.Show(this, "未命中");
return;
}
// 处理浏览结果
for (int i = 0; i < searchresults.Length; i++)
{
if (searchresults[i].Cols == null)
{
strError = "请更新应用服务器和数据库内核到最新版本，才能使用列出" + strName + "批次号的功能";
goto ERROR1;
}
KeyCount keycount = new KeyCount();
keycount.Key = searchresults[i].Path;
keycount.Count = Convert.ToInt32(searchresults[i].Cols[0]);
e.KeyCounts.Add(keycount);
}
lStart += searchresults.Length;
lCount -= searchresults.Length;
stop.SetMessage("共命中 " + lHitCount.ToString() + " 条，已装入 " + lStart.ToString() + " 条");
if (lStart >= lHitCount || lCount <= 0)
break;
}
}
finally
{
stop.EndLoop();
stop.OnStop -= new StopEventHandler(Channel.DoStop);
stop.Initial("");
// EnableControls(true);
}
return;
ERROR1:
MessageBox.Show(owner, strError);
}
void dlg_GetBatchNoTable(object sender, GetKeyCountListEventArgs e)
{
Global.GetBatchNoTable(e,
this,
this.comboBox_load_type.Text,
"item",
this.stop,
this.Channel);
#if NOOOOOOOOOOOOOOOOOOO
string strError = "";
if (e.KeyCounts == null)
e.KeyCounts = new List<KeyCount>();
EnableControls(false);
stop.OnStop += new StopEventHandler(this.DoStop);
stop.Initial("正在列出全部册批次号 ...");
stop.BeginLoop();
try
{
MainForm.SetProgressRange(100);
MainForm.SetProgressValue(0);
long lRet = Channel.SearchItem(
stop,
"<all>",
"", // strBatchNo
2000, // -1,
"批次号",
"left",
this.Lang,
"batchno", // strResultSetName
"keycount", // strOutputStyle
out strError);
if (lRet == -1)
goto ERROR1;
if (lRet == 0)
{
strError = "没有找到任何册批次号检索点";
return;
}
long lHitCount = lRet;
long lStart = 0;
long lCount = lHitCount;
SearchResult[] searchresults = null;
// 装入浏览格式
for (; ; )
{
Application.DoEvents(); // 出让界面控制权
if (stop != null)
{
if (stop.State != 0)
{
MessageBox.Show(this, "用户中断");
return;
}
}
lRet = Channel.GetSearchResult(
stop,
"batchno", // strResultSetName
lStart,
lCount,
"keycount",
this.Lang,
out searchresults,
out strError);
if (lRet == -1)
{
strError = "GetSearchResult() error: " + strError;
goto ERROR1;
}
if (lRet == 0)
{
// MessageBox.Show(this, "未命中");
return;
}
// 处理浏览结果
for (int i = 0; i < searchresults.Length; i++)
{
if (searchresults[i].Cols == null)
{
strError = "请更新应用服务器和数据库内核到最新版本";
goto ERROR1;
}
KeyCount keycount = new KeyCount();
keycount.Key = searchresults[i].Path;
keycount.Count = Convert.ToInt32(searchresults[i].Cols[0]);
e.KeyCounts.Add(keycount);
}
lStart += searchresults.Length;
lCount -= searchresults.Length;
stop.SetMessage("共命中 " + lHitCount.ToString() + " 条，已装入 " + lStart.ToString() + " 条");
if (lStart >= lHitCount || lCount <= 0)
break;
}
}
finally
{
stop.EndLoop();
stop.OnStop -= new StopEventHandler(this.DoStop);
stop.Initial("");
EnableControls(true);
}
return;
ERROR1:
MessageBox.Show(this, strError);
#endif
}
void BiblioStatisForm_GetBatchNoTable(object sender, GetKeyCountListEventArgs e)
{
Global.GetBatchNoTable(e,
this,
"", // 不分图书和期刊
"biblio",
this.stop,
this.Channel);
#if NOOOOOOOOOOOOOOOOOOOOOOOOOO
string strError = "";
if (e.KeyCounts == null)
e.KeyCounts = new List<KeyCount>();
EnableControls(false);
stop.OnStop += new StopEventHandler(this.DoStop);
stop.Initial("正在列出全部编目批次号 ...");
stop.BeginLoop();
try
{
string strQueryXml = "";
long lRet = Channel.SearchBiblio(
stop,
"<all>", // 尽管可以用 this.comboBox_inputBiblioDbName.Text, 以便获得和少数书目库相关的批次号实例，但是容易造成误会：因为数据库名列表刷新后，这里却不会刷新？
"", // strBatchNo,
2000, // -1, // nPerMax
"batchno",
"left",
this.Lang,
"batchno", // strResultSetName
"keycount", // strOutputStyle
out strQueryXml,
out strError);
/*
long lRet = Channel.SearchItem(
stop,
"<all>",
"", // strBatchNo
-1,
"批次号",
"left",
this.Lang,
"batchno", // strResultSetName
"keycount", // strOutputStyle
out strError);
* */
if (lRet == -1)
goto ERROR1;
if (lRet == 0)
{
strError = "没有找到任何编目批次号检索点";
return;
}
long lHitCount = lRet;
long lStart = 0;
long lCount = lHitCount;
SearchResult[] searchresults = null;
// 装入浏览格式
for (; ; )
{
Application.DoEvents(); // 出让界面控制权
if (stop != null)
{
if (stop.State != 0)
{
MessageBox.Show(this, "用户中断");
return;
}
}
lRet = Channel.GetSearchResult(
stop,
"batchno", // strResultSetName
lStart,
lCount,
"keycount",
this.Lang,
out searchresults,
out strError);
if (lRet == -1)
{
strError = "GetSearchResult() error: " + strError;
goto ERROR1;
}
if (lRet == 0)
{
// MessageBox.Show(this, "未命中");
return;
}
// 处理浏览结果
for (int i = 0; i < searchresults.Length; i++)
{
if (searchresults[i].Cols == null)
{
strError = "请更新应用服务器和数据库内核到最新版本";
goto ERROR1;
}
KeyCount keycount = new KeyCount();
keycount.Key = searchresults[i].Path;
keycount.Count = Convert.ToInt32(searchresults[i].Cols[0]);
e.KeyCounts.Add(keycount);
}
lStart += searchresults.Length;
lCount -= searchresults.Length;
stop.SetMessage("共命中 " + lHitCount.ToString() + " 条，已装入 " + lStart.ToString() + " 条");
if (lStart >= lHitCount || lCount <= 0)
break;
}
}
finally
{
stop.EndLoop();
stop.OnStop -= new StopEventHandler(this.DoStop);
stop.Initial("");
EnableControls(true);
}
return;
ERROR1:
MessageBox.Show(this, strError);
#endif
}