public override int GetProperty(uint itemid, int propid, out object pvar)
{
// GetProperty is called many many times for this particular property
pvar = null;
var prop = (__VSHPROPID)propid;
switch (prop)
{
case __VSHPROPID.VSHPROPID_Parent:
if (itemid == ReportsItemId)
{
pvar = VSConstants.VSITEMID_ROOT;
}
else if (IsReportItem(itemid))
{
pvar = ReportsItemId;
}
break;
case __VSHPROPID.VSHPROPID_FirstChild:
if (itemid == VSConstants.VSITEMID_ROOT)
{
pvar = ReportsItemId;
}
else if (itemid == ReportsItemId && Reports.Count > 0)
{
pvar = Reports.First().Key;
}
else
{
pvar = VSConstants.VSITEMID_NIL;
}
break;
case __VSHPROPID.VSHPROPID_NextSibling:
pvar = VSConstants.VSITEMID_NIL;
if (IsReportItem(itemid))
{
var items = Reports.Keys.ToArray();
for (int i = 0; i < items.Length; i++)
{
if (items[i] > (int)itemid)
{
pvar = itemid + 1;
break;
}
}
}
break;
case __VSHPROPID.VSHPROPID_ItemDocCookie:
if (itemid == VSConstants.VSITEMID_ROOT)
{
pvar = (int)_docCookie;
}
break;
case __VSHPROPID.VSHPROPID_Expandable:
if (itemid == VSConstants.VSITEMID_ROOT)
{
pvar = true;
}
else if (itemid == ReportsItemId && Reports.Count > 0)
{
pvar = true;
}
else
{
pvar = false;
}
break;
case __VSHPROPID.VSHPROPID_ExpandByDefault:
pvar = true;
break;
case __VSHPROPID.VSHPROPID_IconImgList:
case __VSHPROPID.VSHPROPID_OpenFolderIconHandle:
pvar = (int)SessionsNode._imageList.Handle;
break;
case __VSHPROPID.VSHPROPID_IconIndex:
case __VSHPROPID.VSHPROPID_OpenFolderIconIndex:
if (itemid == ReportsItemId)
{
if (_isReportsExpanded)
{
pvar = (int)TreeViewIconIndex.OpenFolder;
}
else
{
pvar = (int)TreeViewIconIndex.CloseFolder;
}
}
else if (IsReportItem(itemid))
{
pvar = (int)TreeViewIconIndex.GreenNotebook;
}
break;
case __VSHPROPID.VSHPROPID_Caption:
if (itemid == VSConstants.VSITEMID_ROOT)
{
pvar = Caption;
}
else if (itemid == ReportsItemId)
{
pvar = Strings.Reports;
}
else if (IsReportItem(itemid))
{
pvar = Path.GetFileNameWithoutExtension(GetReport(itemid).Filename);
}
break;
case __VSHPROPID.VSHPROPID_ParentHierarchy:
if (itemid == VSConstants.VSITEMID_ROOT)
{
pvar = _parent as IVsHierarchy;
}
break;
}
if (pvar != null)
{
return(VSConstants.S_OK);
}
return(VSConstants.DISP_E_MEMBERNOTFOUND);
}
private bool IsReportItem(uint itemid)
{
return(itemid >= StartingReportId && Reports.ContainsKey(itemid));
}
internal Reports Clone() {
var res = new Reports();
if (Report != null) {
res.Report = new Report[Report.Length];
for (int i = 0; i < res.Report.Length; i++) {
res.Report[i] = Report[i].Clone();
}
}
return res;
}