public static string ToHtmlString(this PagingMgr pagingMgr, Controller mvcController)
{
// Get the pagingState and pagingDirection
var route = mvcController.RouteData;
var controllerName = route.GetRequiredString("controller");
var actionName = route.GetRequiredString("action");
string pagingState = mvcController.Request.Params["pagingState"];
string pagingDirection = mvcController.Request.Params["pagingDirection"] ?? "first";
// Set the pagingState before getting the intended page
pagingMgr.RestorePagingState(pagingState);
// Set the paging option and get the next page
PagingMgr.PagingDbCmdEnum pagingOption = pagingDirection == "first" ? PagingMgr.PagingDbCmdEnum.First
: pagingDirection == "next" ? PagingMgr.PagingDbCmdEnum.Next
: pagingDirection == "prev" ? PagingMgr.PagingDbCmdEnum.Previous
: PagingMgr.PagingDbCmdEnum.Last;
DataTable pageTable = pagingMgr.GetPage(pagingOption);
IEnumerable <dynamic> pageData = DataTableToEnumerable(pageTable);
// Realize the loop
WebGrid webGrid = new WebGrid(pageData, rowsPerPage: pagingMgr.PageSize);
// Get the new paging state for next and previous link
string newPagingState = pagingMgr.GetPagingState();
string html =
string.Format("<a href=\"/OurAdminWeb/Grid/TestSequences?pagingState={0}&pagingDirection={1}\">Previous</a>", newPagingState, "prev")
+ " | "
+ string.Format("<a href=\"/OurAdminWeb/Grid/TestSequences?pagingState={0}&pagingDirection={1}\">Next</a><br />", newPagingState, "next");
return(html + webGrid.Table().ToHtmlString());
}
public static string PagingMgrGrid(this HtmlHelper htmlHelper, PagingMgr pagingMgr)
{
// Get the pagingState and pagingDirection
var route = htmlHelper.ViewContext.RouteData;
var controllerName = route.GetRequiredString("controller");
var actionName = route.GetRequiredString("action");
string pagingState = htmlHelper.ViewContext.HttpContext.Request.Params["pagingState"];
string pagingDirection = htmlHelper.ViewContext.HttpContext.Request.Params["pagingDirection"];
PagingMgr.PagingDbCmdEnum pagingOption = string.IsNullOrWhiteSpace(pagingDirection) ?
PagingMgr.PagingDbCmdEnum.First :
(PagingMgr.PagingDbCmdEnum)Enum.Parse(typeof(PagingMgr.PagingDbCmdEnum), pagingDirection);
if (!string.IsNullOrWhiteSpace(pagingState))
{
// Set the pagingState before getting the intended page
pagingMgr.RestorePagingState(pagingState);
// string initHtml = @"
//
//function showPage(action, data) {{
// $.ajax({{
// url: action,
// type: ""get"",
// format: ""html"",
// cache: false,
// data: data,
// success: function (result) {{
// // alert(result);
// $(""#gridContainer"").html(result);
// }},
// error: function (xhr, status, error) {{
//
// //?? CALL the client side error handling function which may be provided by the client
//
// alert(xhr.responseText);
// //?? showModalDialog(xhr.statusText, xhr.responseText);
// }}
// }});
//}}
//
//";
}
// Set the paging option and get the next page
DataTable pageTable = pagingMgr.GetPage(pagingOption);
IEnumerable <dynamic> pageData = DataTableToEnumerable(pageTable);
// Realize the loop
WebGrid webGrid = new WebGrid(pageData, rowsPerPage: pagingMgr.PageSize);
// Get the new paging state for next and previous link
string newPagingState = pagingMgr.GetPagingState();
string html =
string.Format("<a href=\"/OurAdminWeb/Grid/TestSequences?pagingState={0}&pagingDirection={1}\">Previous</a>", newPagingState, "prev")
+ " | "
+ string.Format("<a href=\"/OurAdminWeb/Grid/TestSequences?pagingState={0}&pagingDirection={1}\">Next</a><br />", newPagingState, "next");
return(html + webGrid.Table().ToHtmlString());
}
public static IHtmlString ToHtmlString <T>(this PagingMgr pagingMgr, PagingMgr.PagingDbCmdEnum pagingDirection)
where T : new()
{
IEnumerable <dynamic> pageData = (IEnumerable <dynamic>)pagingMgr.GetPage <T>(pagingDirection);
WebGrid webGrid = new WebGrid(pageData);
return(webGrid.Table());
}
public ActionResult Users2()
{
DataAccessMgr daMgr = Global.GetDataAccessMgr(this.HttpContext);
B1SampleEntities entities = new B1SampleEntities();
var query = from a in entities.UserMasters
select new { a.UserCode, a.UserId, a.FirstName, "Edit" };
PagingMgr testSequenceMgr = new PagingMgr(daMgr, query, DataAccess.Constants.PageSize, 5);
return(PartialView(Constants._Page_PagingMgrView, testSequenceMgr));
}
public string TestSequences()
{
DataAccessMgr daMgr = Global.GetDataAccessMgr(this.HttpContext);
B1SampleEntities entities = new B1SampleEntities();
var query = from a in entities.TestSequences
orderby new { a.AppSequenceName, a.AppSequenceId }
select new { a.AppSequenceId, a.AppSequenceName, a.DbSequenceId };
PagingMgr testSequenceMgr = new PagingMgr(daMgr, query, DataAccess.Constants.PageSize, 20);
return(testSequenceMgr.ToHtmlString(this));
}
public ActionResult TestSequences2()
{
DataAccessMgr daMgr = Global.GetDataAccessMgr(this.HttpContext);
B1SampleEntities entities = new B1SampleEntities();
var query = from a in entities.TestSequences
orderby new { a.AppSequenceName, a.AppSequenceId }
select new { a.AppSequenceId, a.AppSequenceName, a.DbSequenceId };
PagingMgr testSequenceMgr = new PagingMgr(daMgr, query, DataAccess.Constants.PageSize, 10);
return(PartialView(Constants._Page_PagingMgrView, testSequenceMgr));
}
/// <summary>
/// Main Window for Application
/// </summary>
public MainWindow()
{
try
{
InitializeComponent();
_configSettings = LoadConfigurationSettings();
_loggingMgr = new LoggingMgr(_loggingKey);
_loggingMgr.TraceToWindow = true;
_daMgr = new DataAccessMgr(_connectionKey, _loggingMgr);
// This host requires an app session object
_appSession = new AppSession(_daMgr
, _engineId
, _assemblyVersion
, _assemblyName
, Status);
// create paging manager for task processing queue
PagingMgr tpq = new PagingMgr(_daMgr
, string.Format("{0}.{1}", DataAccess.Constants.SCHEMA_CORE, TaskProcessing.Constants.TaskProcessingQueue)
, null, 1, null);
// pass paging manager to paging controll
pagingTableTPQ.Source = tpq;
pagingTableTPQ.Title = "Task Processing Queue";
// set the status control for the local TPE
localTpeStatus.SetContext(this, null, OnPlusMinusClick);
// pass in the configuration settings
localTpeStatus.Display(TraceLevelChanged
, MaxTasksChanged
, _connectionKey
, _loggingKey
, _configId
, _engineId
, _taskAssemblyPath
, _hostEndpointAddress
, _maxTasks
, _loggingMgr.TraceLevel);
// right now we cannot connect to any remote host
remoteTpeStatus.IsEnabled = false;
}
catch (Exception e)
{
string errorFileName = "TaskProcessingEngine.Exception.txt";
string msg = "Will attempt to write exception details to file: " + errorFileName
+ Environment.NewLine + e.Message + Environment.NewLine + e.StackTrace + Environment.NewLine;
MessageBox.Show(msg, "Fatal Error - Look for file: " + errorFileName);
FileManagement.FileMgr.WriteTextToFile(errorFileName, msg, false, true);
Exit();
}
}
//?? public ActionResult AppSessions()
public string AppSessions()
{
B1SampleEntities entities = new B1SampleEntities();
DataAccessMgr daMgr = Global.GetDataAccessMgr(this.HttpContext);
var query = from a in entities.AppSessions
orderby new { a.AppCode, a.MultipleSessionCode }
select new { a.AppCode, a.AppId, a.MultipleSessionCode };
PagingMgr testSequenceMgr = new PagingMgr(daMgr, query, DataAccess.Constants.PageSize, 20);
return(testSequenceMgr.ToHtmlString <AppSession>(PagingMgr.PagingDbCmdEnum.First).ToHtmlString());
//DbCommand dbCmd = daMgr.BuildSelectDbCommand(query, null);
//return PartialView("_AppSessions", daMgr.ExecuteCollection<AppSession>(dbCmd, null));
}
/// <summary>
/// Sets the grid to contain the page of data of given direction for the given page size
/// using the given pagingMgr.
/// </summary>
/// <param name="pagingMgr">PagingMgr object instance</param>
/// <param name="pageDirection">Paging enumeration: First, Last, Next, Previou</param>
/// <param name="pageSize">Number of records to be loaded in a page</param>
/// <returns>Bool indicator of whether there was data loaded into grid</returns>
private bool SetPage(PagingMgr pagingMgr, PagingMgr.PagingDbCmdEnum?pageDirection, short pageSize)
{
if (pagingMgr == null)
{
throw new ILoggingManagement.ExceptionEvent(ILoggingManagement.enumExceptionEventCodes.NullOrEmptyParameter
, "pagingMgr cannot be null");
}
DataTable page = pageDirection.HasValue ? pagingMgr.GetPage(pageDirection.Value, pageSize)
: pagingMgr.RefreshPage(pageSize);
if (page != null && page.Rows.Count > 0)
{
dataGridPaging.ItemsSource = page.DefaultView;
lblPagingGridMsg.Content = string.Empty;
return(true);
}
lblPagingGridMsg.Content = "No more data found.";
return(false);
}
/// <summary>
/// Function which handles the response to when a user clicks on the paging control.
/// <para>It determines if the click was on the paging control of remote TPE hosts.
/// If it was on remote TPE and the row contains a host with an endpoint address, then it activates
/// the Connect button.</para>
/// </summary>
/// <param name="source">The paging manager source to be compared to pagingMgr of remote hosts</param>
/// <param name="currentRow">The current row clicked on.</param>
private void RemoteHostSelection(PagingMgr source, DataRow currentRow)
{
// we need to distinguish a click on the local host tab from a
// click on the remote hosts tabl.
// There were two different pagingMgr instances; we compare the hash.
// do we have data and is it a remoteHost source
if (currentRow != null &&
source.GetHashCode() == pagingTableRemoteHosts.Source.GetHashCode())
{
// do we have an endpoint address to connect to?
if (currentRow[SessionManagement.Constants.TpeEndpointAddress] != null &&
currentRow[SessionManagement.Constants.TpeEndpointAddress] != DBNull.Value)
{
remoteTpeStatus.SetContext(this
, currentRow[SessionManagement.Constants.TpeEndpointAddress]
, OnPlusMinusClick
, "Connect"
, "Disconnect");
remoteTpeStatus.IsEnabled = true;
}
}
}
