// adds a new group if it doesn't exist yet; returns its hItem
HTREEITEM CCList::AddGroup(TCString GroupName)
{
if (GroupName == L"")
return TVI_ROOT;
MGROUP hGroupId = Clist_GroupExists(GroupName);
if (hGroupId == NULL)
return nullptr;
MCONTACT hContact = UINT_PTR(hGroupId) - 1 + HCONTACT_ISGROUP;
HTREEITEM hGroupItem = FindContact(hContact);
if (hGroupItem)
return hGroupItem; // exists already, just return its handle
TVINSERTSTRUCT tvIns = {};
tvIns.hParent = TVI_ROOT;
tvIns.item.pszText = wcsrchr(GroupName, '\\');
if (tvIns.item.pszText) {
TCString ParentGroupName(L"");
tvIns.hParent = AddGroup(ParentGroupName.DiffCat(GroupName, tvIns.item.pszText));
tvIns.item.pszText++;
}
else tvIns.item.pszText = GroupName;
tvIns.hInsertAfter = TVI_ROOT;
tvIns.item.mask = TVIF_TEXT | TVIF_STATE | TVIF_IMAGE | TVIF_SELECTEDIMAGE | TVIF_PARAM;
tvIns.item.state = tvIns.item.stateMask = TVIS_BOLD | TVIS_EXPANDED;
tvIns.item.iImage = tvIns.item.iSelectedImage = IMAGE_GROUPOPEN;
tvIns.item.lParam = Items.AddElem(CCLItemData(hContact));
return TreeView_InsertItem(hTreeView, &tvIns);
}
// adds a new group if it doesn't exist yet; returns its hItem
HTREEITEM CCList::AddGroup(TCString GroupName)
{
if (GroupName == _T(""))
return TVI_ROOT;
sGroupEnumData GroupEnumData;
GroupEnumData.GroupName = GroupName;
GroupEnumData.hGroup = NULL;
DBCONTACTENUMSETTINGS dbEnum;
memset(&dbEnum, 0, sizeof(dbEnum));
dbEnum.lParam = (LPARAM)&GroupEnumData;
dbEnum.pfnEnumProc = GroupEnum;
dbEnum.szModule = "CListGroups";
CallService(MS_DB_CONTACT_ENUMSETTINGS, NULL, (LPARAM)&dbEnum);
if (!GroupEnumData.hGroup) // means there is no such group in the groups list
return NULL;
HTREEITEM hGroupItem = FindContact((UINT_PTR)GroupEnumData.hGroup);
if (hGroupItem)
return hGroupItem; // exists already, just return its handle
TVINSERTSTRUCT tvIns = { 0 };
tvIns.hParent = TVI_ROOT;
tvIns.item.pszText = _tcsrchr(GroupName, '\\');
if (tvIns.item.pszText) {
TCString ParentGroupName(_T(""));
tvIns.hParent = AddGroup(ParentGroupName.DiffCat(GroupName, tvIns.item.pszText));
tvIns.item.pszText++;
}
else tvIns.item.pszText = GroupName;
tvIns.hInsertAfter = TVI_ROOT;
tvIns.item.mask = TVIF_TEXT | TVIF_STATE | TVIF_IMAGE | TVIF_SELECTEDIMAGE | TVIF_PARAM;
tvIns.item.state = tvIns.item.stateMask = TVIS_BOLD | TVIS_EXPANDED;
tvIns.item.iImage = tvIns.item.iSelectedImage = IMAGE_GROUPOPEN;
tvIns.item.lParam = Items.AddElem(CCLItemData((UINT_PTR)GroupEnumData.hGroup));
return TreeView_InsertItem(hTreeView, &tvIns);
}