internal void RemoveNode(LibraryNode node)
{
lock (this) {
//recreate every node
root = new LibraryNode(root);
cocoLibNode = new LibraryNode(cocoLibNode);
classLevelNode = new LibraryNode(classLevelNode);
classLevelNode.RemoveNode(node);
root.children.Clear();
cocoLibNode.children.Clear();
cocoLibNode.AddNode(classLevelNode);
root.AddNode(cocoLibNode);
}
}
public int GetList2(uint ListType, uint flags, VSOBSEARCHCRITERIA2[] pobSrch, out IVsSimpleObjectList2 ppIVsSimpleObjectList2)
{
//the find-references command is implemented in this method
//because it is not documented what exactly has to be implemented, we perform the search on our own (see CocoViewFilter - the request is initialized in there)
if (((_LIB_LISTFLAGS)flags & _LIB_LISTFLAGS.LLF_USESEARCHFILTER) != 0 && pobSrch != null && pobSrch.Length > 0)
{
//when not filtering for members, the same list will be displayed three times (this is the same in the IrconPython sample of VS SDK 2008), so we handled it in the way to only support filtering for members (no namespaces, no hierarchys)
if ((_LIB_LISTTYPE)ListType != _LIB_LISTTYPE.LLT_MEMBERS)
{
//we just provide filter for members (not for namespaces, hierarchies, etc.)
ppIVsSimpleObjectList2 = null;
return(VSConstants.S_OK);
}
//we only look at one search-criteria
VSOBSEARCHCRITERIA2 criteria = pobSrch[0];
//get the name and check if this search was initalized by us (the manually initialized 'find-references' search)
string searchString = criteria.szName;
bool isFindReferences = criteria.dwCustom == DWCUSTOM_FINDREFSEARCH;
if (string.IsNullOrEmpty(searchString))
{
ppIVsSimpleObjectList2 = root as IVsSimpleObjectList2; //don't do anything, no filter
return(VSConstants.S_OK);
}
searchString = searchString.ToUpperInvariant();
//references will be found by the next searchstring because references start with the same uniquename as the definition followed by a whitespace
string searchStringWithSpace = searchString + " ";
//copy will be returned
LibraryNode classLevelCopy = new LibraryNode(classLevelNode);
for (int i = 0; i < classLevelCopy.children.Count; i++)
{
//copy the node, because we have to modify it
CocoLibraryNode fileCopy = new CocoLibraryNode(classLevelCopy.children[i] as CocoLibraryNode);
for (int j = 0; j < fileCopy.children.Count; j++)
{
if (isFindReferences) //search for exact member name and for references
{
if ((fileCopy.children[j].NodeType == LibraryNode.LibraryNodeType.Members && fileCopy.children[j].UniqueName.ToUpperInvariant() == searchString) ||
fileCopy.children[j].NodeType == LibraryNode.LibraryNodeType.References && fileCopy.children[j].UniqueName.ToUpperInvariant().StartsWith(searchStringWithSpace))
{
fileCopy.children[j] = new CocoLibraryNode(fileCopy.children[j] as CocoLibraryNode); //make a copy and make that visible
fileCopy.children[j].Visible = true;
}
else
{
fileCopy.RemoveNode(fileCopy.children[j]);
j--;
}
}
else //don't search for references, jsut for members which contain the search string
{
if (fileCopy.children[j].NodeType == LibraryNode.LibraryNodeType.Members && fileCopy.children[j].UniqueName.ToUpperInvariant().Contains(searchString))
{
fileCopy.children[j] = new CocoLibraryNode(fileCopy.children[j] as CocoLibraryNode); //make a copy and make that visible
fileCopy.children[j].Visible = true;
}
else
{
fileCopy.RemoveNode(fileCopy.children[j]);
j--;
}
}
}
//if the current file doesn't contain and result, remove it
if (fileCopy.children.Count <= 0)
{
classLevelCopy.RemoveNode(classLevelCopy.children[i]);
i--;
}
else
{
classLevelCopy.children[i] = fileCopy; //assign the modified copy
}
}
//move search results to top-level (now they are on file-level, but search results have to be displayed at very top level)
System.Collections.Generic.List <LibraryNode> children;
if (classLevelCopy.children.Count > 0)
{
if (classLevelCopy.children.Count == 1)
{
children = classLevelCopy.children[0].children; //this is the normal path (and the very fast one), because normally there is only one atg-file in a project
}
else //more than one
{
children = new System.Collections.Generic.List <LibraryNode>();
for (int i = 0; i < classLevelCopy.children.Count; i++)
{
children.AddRange(classLevelCopy.children[i].children);
}
}
classLevelCopy.children = children;
}
//return the modifed copy as result
ppIVsSimpleObjectList2 = classLevelCopy as IVsSimpleObjectList2;
return(VSConstants.S_OK);
}
ppIVsSimpleObjectList2 = root as IVsSimpleObjectList2;
return(VSConstants.S_OK);
}
