/// <summary>
/// Decrements the transaction counter.
/// </summary>
/// <remarks>
/// The counter determines if nested operations are running,
/// and when it reaches zero, the filter is rebuilt to reflect the operations.
/// </remarks>
private void EndTransaction()
{
if (transactionCounter == 0)
{
Debug.Assert(false, "Invalid call to EndTransaction");
return;
}
transactionCounter--;
if (transactionCounter == 0)
{
// Recompute current results.
codeElementWrapperIndexTable = new CodeElementWrapperIndexTable(codeElementWrapperArray);
currentResults = codeElementWrapperIndexTable.GenerateResultsTable(searchCriteria);
FilterText = currentFilterText;
}
}
/// <summary>
/// Resets the state of the TreeView and the filters.
/// </summary>
public void Reset()
{
transactionCounter = 0;
codeElementWrapperArray = new CodeElementWrapperArray();
codeElementWrapperIndexTable = new CodeElementWrapperIndexTable(codeElementWrapperArray);
mapElementIDToTreeViewCodeElementWrapper = null;
mapElementIDToFilterViewCodeElementWrapper = null;
currentResults = null;
ResetFilters();
}
/// <summary>
/// Completes loading the source outline.
/// </summary>
internal void FinishLoading()
{
codeElementWrapperIndexTable = new CodeElementWrapperIndexTable(codeElementWrapperArray);
currentResults = codeElementWrapperIndexTable.GenerateResultsTable(searchCriteria);
if ((control.filterStringTextBox.Text != "<Filter>") && (control.filterStringTextBox.Text != ""))
{
control.filterStringTextBox.Text = "<Filter>";
if (viewType == ViewType.TreeView)
{
TreeView.ExpandAll();
}
}
else
{
switch (viewType)
{
case ViewType.FlatView:
LoadFlatView();
break;
case ViewType.TreeView:
TreeView.ExpandAll();
break;
}
}
State = OutlineFileManagerState.WaitToStartOver;
}
/// <summary>
/// Occurs when a new code element is added to the text window,
/// and adds the new element to the appropriate place in the outline.
/// </summary>
/// <param name="newElement">The new code element.</param>
public void OnCodeModelElementAdd(CodeElement newElement)
{
if ((newElement == null) || !CodeModelHelpers.IsInterestingKind(newElement.Kind))
{
return;
}
try
{
int line = newElement.StartPoint.Line;
}
catch
{
// An exception can be thrown here when an element is being edited, so ignore it.
return;
}
// Update the tree.
if (newElement.Kind == vsCMElement.vsCMElementParameter)
{
FindBestMatchCodeElementToRefreshFrom(newElement);
return;
}
// Get the start point from the wrapper object and not from the CodeElement directly.
var temp = new CodeElementWrapper(newElement);
TextPoint tp = temp.StartPoint;
CodeElementWrapper cew = GetClosestCodeElementInTreeView(TreeView, tp);
if (cew == null)
{
// Nothing found, this must be the first element drawn.
ReadCodeModelElementsRecursive(newElement, TreeView.Nodes, false);
}
else
{
var newNode = new CodeElementWrapper(newElement);
// Note that the add could result from a paste, and the editor only informs
// regarding the outer element that was added if the language is C# or VB;
// the C++ language raises an event for each element.
AddNodeToInternalStructures(newNode);
ReadCodeModelChildrenElementsRecursive(newNode, false);
newNode.ExpandAll();
int index = 0;
// Insert this element in the correct place.
foreach (CodeElementWrapper n in cew.Nodes)
{
if (n.Location > newNode.Location)
{
// Insert prior to n.
cew.Nodes.Insert(index, newNode);
newNode = null;
break;
}
index++;
}
// If it was not inserted, append it.
if (newNode != null)
{
cew.Nodes.Add(newNode);
}
}
// Update the filter view.
codeElementWrapperIndexTable = new CodeElementWrapperIndexTable(codeElementWrapperArray);
currentResults = codeElementWrapperIndexTable.GenerateResultsTable(searchCriteria);
FilterText = currentFilterText;
}