/// <summary>
/// Raises the <see cref="E:System.Web.UI.Control.PreRender"></see> event.
/// </summary>
/// <param name="e">An <see cref="T:System.EventArgs"></see> object that contains the event data.</param>
protected override void OnPreRender(EventArgs e)
{
// Bubble effect
if (Equals(m_EventRanpreRender, true))
{
return;
}
if (Trace.IsTracing)
{
Trace.Trace("Start PreRender()");
}
if (m_EventRanLoad == false)
{
if (Trace.IsTracing)
{
Trace.Trace("Running onLoad event from onPreRender event");
}
OnLoad(new EventArgs());
}
m_EventRanpreRender = true;
if (MasterWebGrid != null && RequiredbyMasterWebGrid() == false)
{
return;
}
if (Trace.IsTracing)
{
Trace.Trace("base.OnPreRender({0})", ID);
}
if (m_IsRecordUpdateRows)
{
UpdateRowsClickEvent();
ReLoadData = true;
}
else if (m_UpdateRow != null && m_UpdateRow.Length > 0)
{
UpdateRowClickEvent(m_UpdateRow);
if (m_ResetEditIndex)
{
InternalId = null;
}
ReLoadData = true;
}
base.OnPreRender(e);
//BUG: Make SubmitGridOnEnter work without '???_wgupdaterecord' and '???_wgupdaterecords'.
if (UseSubmitBehavior && !DesignMode)
{
switch (DisplayView)
{
case DisplayView.Detail:
Attributes.Add("onkeydown", string.Format("return SubmitGridOnEnter(event,'{0}_wgupdaterecord');", ID));
break;
default:
Attributes.Add("onkeydown", string.Format("return SubmitGridOnEnter(event,'{0}_wgupdaterecords');", ID));
break;
}
}
SetupGridRelations();
if (CacheGridStructure)
{
MasterTable.SaveDataStructure();
}
if (ReLoadData)
{
//Clean-up
if (InternalId != null && DisplayView == DisplayView.Grid)
{
InternalId = null;
}
if (Debug)
{
m_DebugString.AppendFormat("<b>ReloadingData ({0})</b> - DataSource: {1}<br/>", ID, DataSourceId);
}
MasterTable.GetData(true);
if (SlaveGrid.Count > 0)
{
SlaveGrid.ForEach(delegate(Grid grid) { grid.ReLoadData = true; });
}
}
ViewState["LastGridMode"] = DisplayView;
//Saving group state;
GroupState = GroupState;
if (Trace.IsTracing)
{
Trace.Trace("Start DisableShowRequiredIconIfThereIsNoRequiredFields({0});", ID);
}
// Disable DisplayRequiredColumn if there is no required fields in the table
DisableShowRequiredIconIfThereIsNoRequiredFields();
if (Trace.IsTracing)
{
Trace.Trace("Finished DisableShowRequiredIconIfThereIsNoRequiredFields({0});", ID);
}
if (Trace.IsTracing)
{
Trace.Trace("Start errors.Render({0});", ID);
}
// SystemMessage.m_Panel = m_SystemMessagePanel;
// If Data is not loaded yet.. do it before rendering errors..
if (m_MasterTable.m_GotData == false)
{
MasterTable.GetData(false);
}
if (IsDemo)
{
if (!Security.IsLocal && new Random().Next(1, 7) == 3)
{
SystemMessage.Add(
"For full version register at <a href=\"http://www.webgrid.com\"><b>WebGrid Support Account</b></a>.");
if (DisplayView == DisplayView.Detail && Page != null && Page.ClientScript != null)
{
const string alert = "alert('For full version register at www.webgrid.com');";
if (EnableCallBack && Anthem.Manager.IsCallBack)
{
Anthem.Manager.AddScriptForClientSideEval(alert);
}
else
{
Page.ClientScript.RegisterClientScriptBlock(GetType(), "AlertScript", alert, true);
}
}
}
}
LoadLanguage();
SystemMessages.ForEach(delegate(SystemMessageItem key)
{
if (key is OverrideSystemMessage)
{
SetSystemMessage(
((OverrideSystemMessage)key).SystemMessageID.ToString(),
key.DisplayText,
key.CssClass);
}
});
// This should move in the future.
//SetupGridFilterByColumns();
SetupGridMessages();
SetupGridScripts();
m_DesignRender.Render();
if (Trace.IsTracing)
{
Trace.Trace("Finished errors.Render({0});", ID);
}
UpdateDebug();
// bool AllRows = (System.Web.HttpContext.Current.RequestQueryString("AllRows"] != null && System.Web.HttpContext.Current.RequestQueryString("AllRows") == "1");
if (m_DoExcelExport)
{
Excel.StreamToBrowser(Page, MasterTable, ExportFileName, Excel.ExcelFile(MasterTable, true));
}
BindDataSourceSession();
if (Trace.IsTracing)
{
Trace.Trace("Finish PreRender. Rows Rendered: {0}", MasterTable.Rows.Count);
}
}
