private void OKButton_Click_Save(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;
}
// 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;
// Get a reference to the workspace
Logic.Workspace ws = Core.App.Workspace.DrawingCanvasReference.GetWorkspace();
// Get the selected tree view item
Control item = MainTreeView.SelectedItem as Control;
// Setup callback for save completion
m_state.OnSaveComplete -= this.State_OnSaveComplete;
m_state.OnSaveComplete += this.State_OnSaveComplete;
RelevantAssignment.AssignmentStream assignmentObj =
item.Tag as RelevantAssignment.AssignmentStream;
if (null == assignmentObj)
{
m_state.CurrentAssignment = (item.Tag as RelevantAssignment);
TreeViewItem tvi = item as TreeViewItem;
// If the selected item is the actual course item and not an assignment file beneath it, then
// we can only save if there are 0 or 1 files. Otherwise it's ambiguous what the user wants
// to save and we need to return.
if (0 == tvi.Items.Count)
{
(tvi.Tag as RelevantAssignment).SaveAsync(null, ws, this.SaveCompleteCrossThread);
}
else if (1 == tvi.Items.Count)
{
(tvi.Tag as RelevantAssignment).SaveAsync(
(tvi.Items[0] as TreeViewItem).Tag as RelevantAssignment.AssignmentStream,
ws, this.SaveCompleteCrossThread);
}
else
{
// Show the buttons and hide the progress bar
OKButton.Visibility = System.Windows.Visibility.Visible;
CancelButton.Visibility = System.Windows.Visibility.Visible;
MainProgressBar.Visibility = System.Windows.Visibility.Collapsed;
MessageBox.Show("You have selected a assignment that has multiple files within it. Please " +
"select a specific file to save to.");
}
return;
}
assignmentObj.Parent.SaveAsync(assignmentObj, ws, this.SaveCompleteCrossThread);
m_state.CurrentAssignment = assignmentObj.Parent;
}
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;
}
