/// <summary>
/// Makes child nodes for each file in the assignment
/// </summary>
private void BuildFileTreeView(RelevantAssignment ra, TreeViewItem tvi, IList <RelevantAssignment.AssignmentStream> files)
{
// make child nodes for each file in the assignment
foreach (RelevantAssignment.AssignmentStream stream in files)
{
// If the assignment is a critical review then it can potentially have both original
// documents and reviewed documents as streams within it. In the case where we're
// loading, we want to show all of these.
// However, in the case where we're saving we cannot overwrite the originals. Rather,
// we can only save reviews. So for that save case we should show only originals and
// label them in a way that implies that a save submits a review for that document.
if (!m_saveMode)
{
TreeViewItem tviChild = new TreeViewItem();
tviChild.Header = stream.Name;
if (ra.IsCriticalReview)
{
// Mark files as originals or reviews
if (stream.IsOriginalForReview)
{
tviChild.Header += " (author's original file)";
}
else
{
tviChild.Header += " (your review file)";
}
}
tviChild.Tag = stream;
tvi.Items.Add(tviChild);
}
else if (stream.IsOriginalForReview)
{
TreeViewItem tviChild = new TreeViewItem();
tviChild.Header = "Save as review for " + stream.AuthorName;
tviChild.Tag = stream;
tvi.Items.Add(tviChild);
}
}
}
private void OKButton_Click_Open(object sender, RoutedEventArgs e)
{
// Don't do anything if there's nothing selected in the tree
if (null == MainTreeView.SelectedItem ||
null == (MainTreeView.SelectedItem as Control).Tag)
{
return;
}
// Get a reference to the workspace
Logic.Workspace ws = Core.App.Workspace.DrawingCanvasReference.GetWorkspace();
// Get the selected tree view item
Control selectedItem = MainTreeView.SelectedItem as Control;
// Get the assignment stream for the selected item
RelevantAssignment.AssignmentStream ras = (MainTreeView.SelectedItem as TreeViewItem).Tag as
RelevantAssignment.AssignmentStream;
if (null != ras)
{
m_state.CurrentAssignment = ras.Parent;
if (0 == ras.Length)
{
MessageBox.Show("Assignment has yet to be submitted. You may save your work to OSBLE to " +
"submit the first version for this assignment.");
}
else
{
// Hide the buttons and show the progress bar
OKButton.Visibility = System.Windows.Visibility.Collapsed;
CancelButton.Visibility = System.Windows.Visibility.Collapsed;
MainProgressBar.Visibility = System.Windows.Visibility.Visible;
try
{
ws.Load(ras);
}
catch (Exception)
{
MessageBox.Show("File could not be loaded. It is recommended that you try downloading " +
"the file from the OSBLE web interface.");
}
// Tell the drawing canvas to update stream positions now that everything is loaded
Core.App.Workspace.DrawingCanvas.UpdateAllStreamLocations();
}
this.DialogResult = true;
}
else
{
RelevantAssignment ra = (MainTreeView.SelectedItem as TreeViewItem).Tag as RelevantAssignment;
// If there's not an assignment associated with this node then we just ignore
if (null == ra)
{
return;
}
if (0 == (MainTreeView.SelectedItem as TreeViewItem).Items.Count)
{
if (AssignmentTypes.Basic == ra.ActualAssignment.Type)
{
m_state.CurrentAssignment = ra;
// 0 files for a basic assignment means the user has yet to submit anything
MessageBox.Show("Assignment has yet to be submitted. You may save your work to OSBLE to " +
"submit the first version for this assignment.");
}
else if (AssignmentTypes.CriticalReview == ra.ActualAssignment.Type)
{
// 0 files for a critical review means that no one has submitted files to review
MessageBox.Show("You have selected a critical review assignment for which there are " +
"currently no files available. Files for this assignment will become available " +
"after the individuals who you are assigned to review submit their files.");
return;
}
else
{
// Else we ignore it because they have to choose a child item
return;
}
}
else if (1 == (MainTreeView.SelectedItem as TreeViewItem).Items.Count)
{
// If there's only one option under this node then just load that
MainTreeView.SelectItem((MainTreeView.SelectedItem as TreeViewItem).Items[0]);
OKButton_Click_Open(sender, e);
return;
}
else
{
// Else we ignore it because they have to choose a child item
MessageBox.Show("You have selected a assignment that has multiple files within it. Please " +
"select a specific file to open.");
return;
}
}
this.DialogResult = true;
}
/// <summary>
/// Must be invoked on the UI thread.
/// </summary>
private void AssignmentGetComplete(object sender, EventArgs e)
{
RelevantAssignment.RelevantAssignmentEventArgs args =
e as RelevantAssignment.RelevantAssignmentEventArgs;
RelevantAssignment ra = sender as RelevantAssignment;
// In earlier versions I tried out not having a parent node for each course but
// 1. The user should see what course the assignments belong to
// 2. Having to put the course name in each individual assignment node made it looked cluttered
// So each course gets its own parent node. Under this node will be assignment nodes and under
// the assignment nodes will be assignment files (and maybe some other items relevant to that
// assignment)
TreeViewItem courseNode;
if (!m_courseNodes.ContainsKey(ra.CourseName))
{
courseNode = new TreeViewItem()
{
Header = ra.CourseName
};
MainTreeView.Items.Add(courseNode);
m_courseNodes.Add(ra.CourseName, courseNode);
// We want all nodes expanded by default
courseNode.IsExpanded = true;
}
else
{
courseNode = m_courseNodes[ra.CourseName];
}
// Build the node for the assignment
TreeViewItem tvi = new TreeViewItem();
string type = ra.ActualAssignment.Type.ToString();
switch (ra.ActualAssignment.Type)
{
case AssignmentTypes.CriticalReview:
type = "Critical Review";
break;
case AssignmentTypes.CriticalReviewDiscussion:
type = "Critical Review Discussion";
break;
//keep default name
default:
type = ra.ActualAssignment.Type.ToString();
break;
}
tvi.Header = string.Format("{0}\nType: {1}\nDue Date: {2}",
ra.Name,
type,
ra.ActualAssignment.DueDate.ToString("f")
);
tvi.Tag = ra;
tvi.IsExpanded = true;
// Put it under the course node, in sorted order by due date
InsertAssignmentNodeSorted(courseNode, tvi, ra.ActualAssignment.DueDate);
// Critical review discussions are special as they need a link into OSBLE. We
// only show them in open mode (they are hidden in save mode).
if (!m_saveMode && AssignmentTypes.CriticalReviewDiscussion == ra.ActualAssignment.Type)
{
StackPanel sp = new StackPanel();
HyperlinkButton hb = new HyperlinkButton();
string url = string.Format(
"{0}/Account/TokenLogin?authToken={1}&destinationUrl=/AssignmentDetails/{2}",
s_URLPrefix, ra.LastAuthToken, ra.ActualAssignment.ID.ToString());
hb.NavigateUri = new Uri(url);
hb.Content = "Go to this assignment in OSBLE";
sp.Children.Add(hb);
// Every assignment node must have the assignment object as its tag
sp.Tag = ra;
TreeViewItem ti = new TreeViewItem();
ti.Header = sp;
tvi.Items.Add(ti);
}
// Now make child nodes for each file in the assignment
foreach (RelevantAssignment.AssignmentStream stream in args.Files)
{
// If the assignment is a critical review then it can potentially have both original
// documents and reviewed documents as streams within it. In the case where we're
// loading, we want to show all of these.
// However, in the case where we're saving we cannot overwrite the originals. Rather,
// we can only save reviews. So for that save case we should show only originals and
// label them in a way that implies that a save submits a review for that document.
if (!m_saveMode)
{
TreeViewItem tviChild = new TreeViewItem();
tviChild.Header = stream.Name;
if (ra.IsCriticalReview)
{
// Mark files as originals or reviews
if (stream.IsOriginalForReview)
{
tviChild.Header += " (author's original file)";
}
else
{
tviChild.Header += " (your review file)";
}
}
tviChild.Tag = stream;
tvi.Items.Add(tviChild);
}
else if (stream.IsOriginalForReview)
{
TreeViewItem tviChild = new TreeViewItem();
tviChild.Header = "Save as review for " + stream.AuthorName;
tviChild.Tag = stream;
tvi.Items.Add(tviChild);
}
}
if (0 == System.Threading.Interlocked.Decrement(ref m_refreshRemaining))
{
UpdateComplete();
}
}