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267845 remember expand collapse state of groups when grouped by date, sr=mscott

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git-svn-id: svn://10.0.0.236/trunk@165765 18797224-902f-48f8-a5cc-f745e15eee43
This commit is contained in:
bienvenu%nventure.com
2004-11-25 01:05:52 +00:00
parent 4730b4e601
commit cfb3ee96f4
1 changed files with 48 additions and 2 deletions
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50
mozilla/mailnews/base/src/nsMsgGroupView.cpp
View File

@@ -100,6 +100,32 @@ NS_IMETHODIMP nsMsgGroupView::Open(nsIMsgFolder *aFolder, nsMsgViewSortTypeValue
NS_IMETHODIMP nsMsgGroupView::Close()
{
if (m_db && m_sortType == nsMsgViewSortType::byDate)
{
nsCOMPtr <nsIDBFolderInfo> dbFolderInfo;
nsresult rv = m_db->GetDBFolderInfo(getter_AddRefs(dbFolderInfo));
if (dbFolderInfo)
{
PRUint32 expandFlags = 0;
PRUint32 num = GetSize();
for (PRUint32 i = 0; i < num; i++)
{
if (m_flags[i] & MSG_VIEW_FLAG_ISTHREAD && ! (m_flags[i] & MSG_FLAG_ELIDED))
{
nsCOMPtr <nsIMsgDBHdr> msgHdr;
nsresult rv = GetMsgHdrForViewIndex(i, getter_AddRefs(msgHdr));
if (msgHdr)
{
nsHashKey *hashKey = AllocHashKeyForHdr(msgHdr);
if (hashKey)
expandFlags |= 1 << ((nsPRUint32Key *)hashKey)->GetValue();
}
}
}
dbFolderInfo->SetUint32Property("dateGroupFlags", expandFlags);
}
}
// enumerate m_groupsTable releasing the thread objects.
m_groupsTable.Enumerate(ReleaseThread);
return nsMsgThreadedDBView::Close();
@@ -327,9 +353,18 @@ NS_IMETHODIMP nsMsgGroupView::OpenWithHdrs(nsISimpleEnumerator *aHeaders, nsMsgV
AddHdrToThread(msgHdr, &notUsed);
}
}
*aCount = m_keys.GetSize();
PRUint32 expandFlags = 0;
PRUint32 viewFlag = (m_sortType == nsMsgViewSortType::byDate) ? MSG_VIEW_FLAG_DUMMY : 0;
//go through the view updating the flags for threads with more than one message...
if (viewFlag)
{
nsCOMPtr <nsIDBFolderInfo> dbFolderInfo;
nsresult rv = m_db->GetDBFolderInfo(getter_AddRefs(dbFolderInfo));
if (dbFolderInfo)
dbFolderInfo->GetUint32Property("dateGroupFlags", 0, &expandFlags);
}
// go through the view updating the flags for threads with more than one message...
// and if grouped by date, expanding threads that were expanded before.
for (PRUint32 viewIndex = 0; viewIndex < m_keys.GetSize(); viewIndex++)
{
nsCOMPtr <nsIMsgThread> thread;
@@ -340,8 +375,19 @@ NS_IMETHODIMP nsMsgGroupView::OpenWithHdrs(nsISimpleEnumerator *aHeaders, nsMsgV
thread->GetNumChildren(&numChildren);
if (numChildren > 1 || viewFlag)
OrExtraFlag(viewIndex, viewFlag | MSG_VIEW_FLAG_HASCHILDREN);
if (expandFlags)
{
nsMsgGroupThread *groupThread = NS_STATIC_CAST(nsMsgGroupThread *, (nsIMsgThread *) thread);
if (expandFlags & (1 << groupThread->m_threadKey))
{
PRUint32 numExpanded;
ExpandByIndex(viewIndex, &numExpanded);
viewIndex += numExpanded;
}
}
}
}
*aCount = m_keys.GetSize();
return rv;
}