C# Stop.SetProgressRange方法代码示例

//.........这里部分代码省略.........
                    out lServerFileSize,
                    out lCacheFileSize,
                    out strError);
                if (nRet == -1)
                    return -1;

                if (nRet == 0)
                    continue;

                if (lServerFileSize == 0)
                    continue;   // 0字节的文件当作不存在处理

                Debug.Assert(lServerFileSize >= 0, "");

                if (bAutoCache == true)
                {
                    if (lCacheFileSize > 0)
                        lTotalSize += lCacheFileSize;
                    else
                        lTotalSize += lServerFileSize;
                }
                else
                {
                    lTotalSize += lServerFileSize;
                }

                lines.Add(strFilename);

                // 记忆每个文件的尺寸，后面就不用获取了?
                sizes.Add(lServerFileSize);
            }

            if (stop != null)
                stop.SetProgressRange(0, lTotalSize);

            estimate.SetRange(0, lTotalSize);
            estimate.StartEstimate();

            long lDoneSize = 0;
            for (int i = 0; i < lines.Count; i++)
            {
                Application.DoEvents();

                if (stop != null && stop.State != 0)
                {
                    strError = "用户中断";
                    return 1;
                }

                string strLine = lines[i];
#if NO
                    if (String.IsNullOrEmpty(strLine) == true)
                        continue;
                    // 去掉注释
                    nRet = strLine.IndexOf("#");
                    if (nRet != -1)
                        strLine = strLine.Substring(0, nRet).Trim();

                    if (String.IsNullOrEmpty(strLine) == true)
                        continue;
#endif

                string strLogFilename = "";
                string strRange = "";

                nRet = strLine.IndexOf(":");

//.........这里部分代码省略.........
                                lStartRecords = lIndex - ri.lStart;
                            }
                            OperLogInfo info = records[lIndex - lStartRecords];

                            strXml = info.Xml;
                            lHintNext = info.HintNext;
                            lAttachmentTotalLength = info.AttachmentLength;

                            // 写入本地缓存的日志文件
                            if (stream != null)
                            {
                                try
                                {
                                    WriteCachedEnventLog(
                                        stream,
                                        strXml,
                                        lAttachmentTotalLength);
                                }
                                catch (Exception ex)
                                {
                                    strError = "写入本地缓存文件的时候出错: " + ex.Message;
                                    return -1;
                                }
                            }
                        }

#if NO
                            // 2011/12/30
                            // 日志记录可能动态地增加了，超过了原先为ProgressBar设置的范围
                            if (lFizeTotalSize < (int)lHintNext)
                            {
                                lFizeTotalSize = lHintNext;

                                stop.SetProgressRange(0, lFizeTotalSize);
                            }
#endif
                        if (lHintNext >= 0)
                        {
                            // 校正
                            if (lProgressValue + lHintNext > lSize)
                            {
                                lSize = lProgressValue + lHintNext;

                                stop.SetProgressRange(0, lSize);
                                estimate.SetRange(0, lSize);
                            }

                            stop.SetProgressValue(lProgressValue + lHintNext);
                        }

                        if (lIndex % 100 == 0)
                        {
                            stop.SetMessage("正在装入日志文件 " + strLogFileName + " 中的记录 " + lIndex.ToString() + " 。"
    + "剩余时间 " + ProgressEstimate.Format(estimate.Estimate(lProgressValue + lHintNext)) + " 已经过时间 " + ProgressEstimate.Format(estimate.delta_passed));
                        }

                        //
                        if (procDoRecord != null)
                        {
                            nRet = procDoRecord(strLogFileName,
        strXml,
        bCacheFileExist,
        lHint,
        lIndex,
        lAttachmentTotalLength,
        param,

        // 打印解释内容
        void menu_printHtml_Click(object sender, EventArgs e)
        {
            string strError = "";

            if (this.listView_records.SelectedItems.Count == 0)
            {
                strError = "尚未选定要打印的行";
                goto ERROR1;
            }

            List<string> filenames = new List<string>();
            string strFileNamePrefix = this.MainForm.DataDir + "\\~operlog_print_";
            string strFilename = strFileNamePrefix + (1).ToString() + ".html";
            filenames.Add(strFilename);

            File.Delete(strFilename);

            StreamUtil.WriteText(strFilename,
    "<html>" +
    GetHeadString(false) +
    "<body>");

            Stop stop = new DigitalPlatform.Stop();
            stop.Register(MainForm.stopManager, true);	// 和容器关联

            stop.OnStop += new StopEventHandler(this.DoStopPrint);
            stop.Initial("正在创建打印页面 ...");
            stop.BeginLoop();

            m_webExternalHost = new WebExternalHost();
            m_webExternalHost.Initial(this.MainForm, null);
            m_webExternalHost.IsInLoop = true;

            this.GetSummary += new GetSummaryEventHandler(OperLogForm_GetSummary);
            try
            {
                stop.SetProgressRange(0, this.listView_records.SelectedItems.Count);
                int i = 0;
                foreach (ListViewItem item in this.listView_records.SelectedItems)
                {
                    Application.DoEvents();

                    if (stop != null && stop.State != 0)
                    {
                        strError = "用户中断";
                        goto ERROR1;
                    }

                    OperLogItemInfo info = (OperLogItemInfo)item.Tag;

                    string strLogFileName = ListViewUtil.GetItemText(item, COLUMN_FILENAME);
                    string strIndex = ListViewUtil.GetItemText(item, COLUMN_INDEX);

                    string strXml = "";
                    // 从服务器获得
                    // return:
                    //      -1  出错
                    //      0   正常
                    //      1   用户中断
                    int nRet = GetXml(item,
            out strXml,
            out strError);
                    if (nRet == 1)
                        return;
                    if (nRet == -1)

                        goto ERROR1;

                    Global.SetXmlString(this.webBrowser_xml,
    strXml,
    this.MainForm.DataDir,
    "operlogexml");

                    string strHtml = "";
                    // 创建解释日志记录内容的 HTML 字符串
                    // return:
                    //      -1  出错
                    //      0   成功
                    //      1   未知的操作类型
                    nRet = GetHtmlString(strXml,
                        false,
                        out strHtml,
                        out strError);
                    if (nRet == -1)
                        goto ERROR1;
                    if (nRet == 1)
                        strHtml = strError;

                    StreamUtil.WriteText(strFilename,
        "<p class='record_title'>" + strLogFileName + " : " + strIndex + "</p>" + strHtml);

                    stop.SetProgressValue(i + 1);
                    i++;
                }
            }
            finally
            {
                this.GetSummary -= new GetSummaryEventHandler(OperLogForm_GetSummary);
                if (m_webExternalHost != null)
//.........这里部分代码省略.........

        int ProcessSelectedRecords(Delegate_processLog func,
            out string strError)
        {
            strError = "";

            if (this.listView_records.SelectedItems.Count == 0)
            {
                strError = "尚未选定要处理的行";
                return -1;
            }

            Stop stop = new DigitalPlatform.Stop();
            stop.Register(MainForm.stopManager, true);	// 和容器关联

            stop.OnStop += new StopEventHandler(this.DoStopPrint);
            stop.Initial("正在处理日志记录 ...");
            stop.BeginLoop();

            try
            {
                stop.SetProgressRange(0, this.listView_records.SelectedItems.Count);
                int i = 0;
                foreach (ListViewItem item in this.listView_records.SelectedItems)
                {
                    Application.DoEvents();

                    if (stop != null && stop.State != 0)
                    {
                        strError = "用户中断";
                        return -1;
                    }

                    OperLogItemInfo info = (OperLogItemInfo)item.Tag;

                    string strLogFileName = ListViewUtil.GetItemText(item, COLUMN_FILENAME);
                    string strIndex = ListViewUtil.GetItemText(item, COLUMN_INDEX);

                    string strXml = "";
                    // 从服务器获得
                    // return:
                    //      -1  出错
                    //      0   正常
                    //      1   用户中断
                    int nRet = GetXml(item,
            out strXml,
            out strError);
                    if (nRet == 1)
                        return -1;
                    if (nRet == -1)
                        return -1;

                    XmlDocument dom = new XmlDocument();
                    try
                    {
                        dom.LoadXml(strXml);
                    }
                    catch (Exception ex)
                    {
                        strError = "装载日志记录 '" + strLogFileName + ":" + strIndex + "' XML 到 DOM 时发生错误: " + ex.Message;
                        return -1;
                    }

                    if (func != null)
                    {
                        if (func(strLogFileName,
                            Convert.ToInt32(strIndex),
                dom,
                null) == false)
                            break;
                    }

                    stop.SetProgressValue(i + 1);
                    i++;
                }

                return 0;
            }
            finally
            {
                stop.EndLoop();
                stop.OnStop -= new StopEventHandler(this.DoStopPrint);
                stop.Initial("处理完成");
                stop.HideProgress();

                if (stop != null) // 脱离关联
                {
                    stop.Unregister();	// 和容器关联
                    stop = null;
                }
            }
        }

        // 为选定的行装入Full元素集的记录
        public void ReloadFullElementSet()
        {
            string strError = "";
            int nRet = 0;

            ZConnection connection = this.GetCurrentZConnection();
            if (connection == null)
            {
                strError = "当前ZConnection为空";
                goto ERROR1;
            }

            if (connection.VirtualItems.SelectedIndices.Count == 0)
            {
                strError = "尚未选定要装入完整格式的浏览行";
                goto ERROR1;
            }


            DigitalPlatform.Stop stop = null;
            stop = new DigitalPlatform.Stop();
            stop.Register(this.MainForm.stopManager, true);	// 和容器关联

            stop.BeginLoop();

            this.EnableControls(false);
            try
            {
                List<int> selected = new List<int>();
                selected.AddRange(connection.VirtualItems.SelectedIndices);
                stop.SetProgressRange(0, selected.Count);

                for (int i = 0; i < selected.Count; i++)
                {
                    Application.DoEvents();	// 出让界面控制权

                    if (stop != null)
                    {
                        if (stop.State != 0)
                        {
                            strError = "用户中断";
                            goto ERROR1;
                        }
                    }

                    int index = selected[i];

                    stop.SetMessage("正在重新装载记录 "+(index+1).ToString()+" 的详细格式...");

                    byte[] baTimestamp = null;
                    string strSavePath = "";
                    string strOutStyle = "";
                    LoginInfo logininfo = null;
                    long lVersion = 0;
                    string strXmlFragment = "";
                    DigitalPlatform.Z3950.Record record = null;
                    Encoding currentEncoding = null;
                    string strMARC = "";

                    nRet = this.GetOneRecord(
                        "marc",
                        index,  // 即将废止
                        "index:" + index.ToString(),
                        "force_full", // false,
                        out strSavePath,
                        out strMARC,
                        out strXmlFragment,
                        out strOutStyle,
                        out baTimestamp,
                        out lVersion,
                        out record,
                        out currentEncoding,
                        out logininfo,
                        out strError);
                    if (nRet == -1)
                        goto ERROR1;

                    stop.SetProgressValue(i);

                }

                return;
            }
            finally
            {
                stop.EndLoop();
                stop.SetMessage("");
                stop.Unregister();	// 和容器关联
                stop = null;

                this.EnableControls(true);
            }

    // return 0;
        ERROR1:
            MessageBox.Show(this, strError);
        }

        // parameters:
        //      output_columns    输出列定义。如果为空，表示全部输出。这是一个数字列表，例如 "1,2,3,5"
        // return:
        //      -1  出错
        //      0   放弃或中断
        //      1   成功
        public static int ExportToExcel(
            Stop stop,
            ListView list,
            List<string> output_columns,
            List<ListViewItem> items,
            IXLWorksheet sheet,
            out string strError)
        {
            strError = "";
#if NO
            if (items == null || items.Count == 0)
            {
                strError = "items == null || items.Count == 0";
                return -1;
            }
#endif

            // ListView list = items[0].ListView;
            if (stop != null)
                stop.SetProgressRange(0, items.Count);

            List<int> indices = new List<int>();
            if (output_columns == null && output_columns.Count == 0)
            {
                int i = 0;
                foreach (ColumnHeader header in list.Columns)
                {
                    indices.Add(i++);
                }
            }
            else
            {
                foreach (string s in output_columns)
                {
                    int v = 0;
                    if (Int32.TryParse(s, out v) == false)
                    {
                        strError = "output_columns 数组中有非数字的字符串，格式错误";
                        return -1;
                    }
                    indices.Add(v - 1);   // 从 0 开始计数
                }
            }

            // 每个列的最大字符数
            List<int> column_max_chars = new List<int>();

            List<XLAlignmentHorizontalValues> alignments = new List<XLAlignmentHorizontalValues>();
            //foreach (ColumnHeader header in list.Columns)
            foreach (int index in indices)
            {
                ColumnHeader header = list.Columns[index];

                if (header.TextAlign == HorizontalAlignment.Center)
                    alignments.Add(XLAlignmentHorizontalValues.Center);
                else if (header.TextAlign == HorizontalAlignment.Right)
                    alignments.Add(XLAlignmentHorizontalValues.Right);
                else
                    alignments.Add(XLAlignmentHorizontalValues.Left);

                column_max_chars.Add(0);
            }

            string strFontName = list.Font.FontFamily.Name;

            int nRowIndex = 1;
            int nColIndex = 1;
            // foreach (ColumnHeader header in list.Columns)
            foreach (int index in indices)
            {
                ColumnHeader header = list.Columns[index];

                IXLCell cell = sheet.Cell(nRowIndex, nColIndex).SetValue(header.Text);
                cell.Style.Alignment.WrapText = true;
                cell.Style.Alignment.Vertical = XLAlignmentVerticalValues.Center;
                cell.Style.Font.Bold = true;
                cell.Style.Font.FontName = strFontName;
                cell.Style.Alignment.Horizontal = alignments[nColIndex - 1];
                nColIndex++;
            }
            nRowIndex++;

            //if (stop != null)
            //    stop.SetMessage("");
            foreach (ListViewItem item in items)
            {
                Application.DoEvents();

                if (stop != null
    && stop.State != 0)
                {
                    strError = "用户中断";
                    return 0;
                }
//.........这里部分代码省略.........

        // 创建读者详情 Excel 文件。这是便于被外部调用的版本，只需要提供读者 XML 记录即可
        // return:
        //      -1  出错
        //      0   用户中断
        //      1   成功
        public static int CreateReaderDetailExcelFile(List<string> xmls,
            Delegate_GetBiblioSummary procGetBiblioSummary,
            Stop stop,
            bool bAdvanceXml,
            bool bLaunchExcel,
            out string strError)
        {
            strError = "";
            //int nRet = 0;

            ExportPatronExcelDialog dlg = new ExportPatronExcelDialog();
            MainForm.SetControlFont(dlg, Program.MainForm.Font, false);
            dlg.UiState = Program.MainForm.AppInfo.GetString(
        "ReaderSearchForm",
        "ExportPatronExcelDialog_uiState",
        "");

            Program.MainForm.AppInfo.LinkFormState(dlg, "ReaderSearchForm_ExportPatronExcelDialog_uiState_state");
            dlg.ShowDialog(Program.MainForm);

            Program.MainForm.AppInfo.SetString(
"ReaderSearchForm",
"ExportPatronExcelDialog_uiState",
dlg.UiState);

            if (dlg.DialogResult == System.Windows.Forms.DialogResult.Cancel)
            {
                strError = "放弃操作";
                return 0;
            }

            string strTimeRange = "";

            try
            {
                strTimeRange = GetTimeRange(dlg.ChargingHistoryDateRange);
            }
            catch (Exception ex)
            {
                strError = "日期范围字符串 '" + dlg.ChargingHistoryDateRange + "' 格式不合法: " + ex.Message;
                return -1;
            }

#if NO
            // 询问文件名
            SaveFileDialog dlg = new SaveFileDialog();

            dlg.Title = "请指定要输出的 Excel 文件名";
            dlg.CreatePrompt = false;
            dlg.OverwritePrompt = true;
            // dlg.FileName = this.ExportExcelFilename;
            // dlg.InitialDirectory = Environment.CurrentDirectory;
            dlg.Filter = "Excel 文件 (*.xlsx)|*.xlsx|All files (*.*)|*.*";

            dlg.RestoreDirectory = true;

            if (dlg.ShowDialog() != DialogResult.OK)
                return 0;
#endif

            XLWorkbook doc = null;

            try
            {
                doc = new XLWorkbook(XLEventTracking.Disabled);
                File.Delete(dlg.FileName);
            }
            catch (Exception ex)
            {
                strError = "ReaderSearchForm new XLWorkbook() {0BD1CB34-DF8A-4DDB-B884-8A9CF830D7C7} exception: " + ExceptionUtil.GetAutoText(ex);
                return -1;
            }

            IXLWorksheet sheet = null;
            sheet = doc.Worksheets.Add("表格");

            try
            {
                if (stop != null)
                    stop.SetProgressRange(0, xmls.Count);

                // 每个列的最大字符数
                List<int> column_max_chars = new List<int>();

                // TODO: 表的标题，创建时间

                int nRowIndex = 3;  // 空出前两行
                //int nColIndex = 1;

                int nReaderIndex = 0;
                foreach (string strXml in xmls)
                {
                    Application.DoEvents();	// 出让界面控制权

                    if (stop != null && stop.State != 0)
//.........这里部分代码省略.........