/// <summary>
/// Renders a column cell, i.e. one column of one row in the query results.
/// </summary>
/// <param name="renderedCell">The value to render, from the query results.</param>
/// <param name="webNameRenderedCell">If the row containing this cell also contains a cell
/// of type <c>WebNameRenderedCell</c>, i.e. a cell referring to a SharePoint Web site,
/// this parameter refers to that cell. Otherwise, this parameter is <c>null</c>.
/// </param>
/// <param name="hw">The <c>HtmlTextWriter</c> to write to.</param>
/// <param name="slkStore">The SlkStore to use to get assignment information from.</param>
void RenderColumnCell(RenderedCell renderedCell, WebNameRenderedCell webNameRenderedCell, HtmlTextWriter hw, SlkStore slkStore)
{
// render the cell contents inside a "<span>" (not sure why SharePoint uses a "<span>"
// here, but I'm copying what they do)
if (renderedCell.ToolTip != null)
{
hw.AddAttribute(HtmlTextWriterAttribute.Title, renderedCell.ToolTip);
}
using (new HtmlBlock(HtmlTextWriterTag.Span, 0, hw))
{
if (webNameRenderedCell == renderedCell && webNameRenderedCell.RenderAsLink)
{
RenderCellWithLink(webNameRenderedCell, hw, renderedCell.ToString(), "#", "_parent");
}
else if (renderedCell.Id != null)
{
if (renderedCell.Id.ItemTypeName == Schema.AssignmentItem.ItemTypeName)
{
// render a link to the Instructor Assignment Properties page
string url = "Grading.aspx?AssignmentId={0}";
RenderCellWithLink(webNameRenderedCell, hw, renderedCell.ToString(), url, "_parent", renderedCell.Id.GetKey().ToString(CultureInfo.InvariantCulture));
}
else if (renderedCell.Id.ItemTypeName == Schema.LearnerAssignmentItem.ItemTypeName)
{
Guid learnerAssignmentGuidId = slkStore.GetLearnerAssignmentGuidId(renderedCell.Id);
if (IsObserver)
{
// Display this cell as an url and clicking this url will launch frameset in StudentReview mode
string url = "Frameset/Frameset.aspx?SlkView=StudentReview&{0}={1}";
RenderCellWithLink(webNameRenderedCell, hw, renderedCell.ToString(), url, "_blank", FramesetQueryParameter.LearnerAssignmentId, learnerAssignmentGuidId.ToString());
}
else
{
// render a link to the Learner Assignment Properties page
string url = "Lobby.aspx?{0}={1}&{2}={3}";
RenderCellWithLink(webNameRenderedCell, hw, renderedCell.ToString(), url, "_parent",
FramesetQueryParameter.LearnerAssignmentId, learnerAssignmentGuidId.ToString(), QueryStringKeys.Source, RawSourceUrl);
}
}
else
{
hw.WriteEncodedText(renderedCell.ToString());
}
}
else
{
hw.WriteEncodedText(renderedCell.ToString());
}
}
}
/// <summary>
/// Renders the entire query results in the inner table.
/// </summary>
/// <param name="queryDef">The definition of the query that was executed.</param>
/// <param name="renderedRows">Rendered query results.</param>
/// <param name="hw">The <c>HtmlTextWriter</c> to write to.</param>
///
void RenderQueryResults(QueryDefinition queryDef,
List <RenderedCell[]> renderedRows,
HtmlTextWriter hw)
{
// get the column definitions
IList <ColumnDefinition> columnDefs = queryDef.Columns;
//Get the column index to sort on and sort order
int sortColumnIndex;
bool sortAscending = GetSortIndex(out sortColumnIndex);
// sort <renderedRows> if so specified
if ((sortColumnIndex >= 0) && (sortColumnIndex < queryDef.Columns.Count))
{
queryDef.SortRenderedRows(renderedRows, sortColumnIndex, sortAscending);
}
// render the "<table>" element and its contents
hw.AddAttribute(HtmlTextWriterAttribute.Class, "ms-summarystandardbody");
// skipped: id=TABLE1 dir=None
hw.AddAttribute(HtmlTextWriterAttribute.Cellspacing, "0");
hw.AddAttribute(HtmlTextWriterAttribute.Cellpadding, "1");
hw.AddAttribute(HtmlTextWriterAttribute.Style, "width:100%;");
hw.AddAttribute(HtmlTextWriterAttribute.Border, "0");
using (new HtmlBlock(HtmlTextWriterTag.Table, 1, hw))
{
// render the header row
hw.AddAttribute(HtmlTextWriterAttribute.Class, "ms-viewheadertr");
hw.AddAttribute(HtmlTextWriterAttribute.Valign, "top");
using (new HtmlBlock(HtmlTextWriterTag.Tr, 0, hw))
{
// render the column headers
int columnIndex = 0;
foreach (ColumnDefinition columnDef in columnDefs)
{
bool?ascendingSort;
if (sortColumnIndex == columnIndex)
{
ascendingSort = sortAscending;
}
else
{
ascendingSort = null;
}
RenderColumnHeader(columnDef, columnIndex, ascendingSort, hw);
columnIndex++;
}
}
//If No Items Found
if (renderedRows.Count == 0)
{
using (new HtmlBlock(HtmlTextWriterTag.Tr, 1, hw))
{
hw.AddAttribute(HtmlTextWriterAttribute.Colspan,
columnDefs.Count.ToString(CultureInfo.InvariantCulture));
using (new HtmlBlock(HtmlTextWriterTag.Td, 1, hw))
{
SlkError slkError
= new SlkError(ErrorType.Info,
Constants.Space +
Constants.Space +
PageCulture.Resources.AlwpNoItemFound);
WebParts.ErrorBanner.RenderErrorItems(hw, slkError);
}
}
}
else
{
// render the rows
int rowIndex = 0;
foreach (RenderedCell[] renderedRow in renderedRows)
{
// render the "<tr>"; note that every other row is shaded ("ms-alternating")
hw.AddAttribute(HtmlTextWriterAttribute.Class,
(((rowIndex & 1) == 0) ? "ms-alternating" : ""));
using (new HtmlBlock(HtmlTextWriterTag.Tr, 1, hw))
{
// set <webNameRenderedCell> to any cell in the row which is of type
// WebNameRenderedCell, i.e. which refers to a SharePoint Web site,
// or null if none
WebNameRenderedCell webNameRenderedCell = null;
Guid learnerAssignmentGUID = Guid.Empty;
foreach (RenderedCell renderedCell in renderedRow)
{
if (webNameRenderedCell == null)
{
webNameRenderedCell = renderedCell as WebNameRenderedCell;
}
if (learnerAssignmentGUID == Guid.Empty)
{
if (renderedCell.Id != null)
{
if (renderedCell.Id.ItemTypeName == Schema.LearnerAssignmentItem.ItemTypeName)
{
learnerAssignmentGUID = SlkStore.GetLearnerAssignmentGuidId(renderedCell.Id);
}
}
}
if (webNameRenderedCell != null && learnerAssignmentGUID != Guid.Empty)
{
break;
}
}
// render the cells in this row
int columnIndex = 0;
foreach (RenderedCell renderedCell in renderedRow)
{
ColumnDefinition columnDef = columnDefs[columnIndex];
hw.AddAttribute(HtmlTextWriterAttribute.Class, "ms-vb2");
if (!columnDef.Wrap)
{
hw.AddAttribute(HtmlTextWriterAttribute.Nowrap, "true");
}
using (new HtmlBlock(HtmlTextWriterTag.Td, 1, hw))
{
if (columnDef.Title.Equals(PageCulture.Resources.AlwpFileSubmissionColumnTitle))
{
RenderFileSubmissionCell(renderedCell, webNameRenderedCell, learnerAssignmentGUID, hw);
}
else
{
RenderColumnCell(renderedCell, webNameRenderedCell, hw, SlkStore);
}
}
columnIndex++;
}
}
rowIndex++;
}
}
}
}
