nsresult nsMsgThreadsWithUnreadDBView::AddMsgToThreadNotInView(nsIMsgThread *threadHdr, nsIMsgDBHdr *msgHdr, bool ensureListed)
{
nsresult rv = NS_OK;
nsCOMPtr <nsIMsgDBHdr> parentHdr;
PRUint32 msgFlags;
msgHdr->GetFlags(&msgFlags);
GetFirstMessageHdrToDisplayInThread(threadHdr, getter_AddRefs(parentHdr));
if (parentHdr && (ensureListed || !(msgFlags & nsMsgMessageFlags::Read)))
{
nsMsgKey key;
PRUint32 numMsgsInThread;
rv = AddHdr(parentHdr);
threadHdr->GetNumChildren(&numMsgsInThread);
if (numMsgsInThread > 1)
{
parentHdr->GetMessageKey(&key);
nsMsgViewIndex viewIndex = FindViewIndex(key);
if (viewIndex != nsMsgViewIndex_None)
OrExtraFlag(viewIndex, nsMsgMessageFlags::Elided | MSG_VIEW_FLAG_HASCHILDREN);
}
m_totalUnwantedMessagesInView -= numMsgsInThread;
}
else
m_totalUnwantedMessagesInView++;
return rv;
}
NS_IMETHODIMP
nsMsgXFViewThread::AddChild(nsIMsgDBHdr *aNewHdr, nsIMsgDBHdr *aInReplyTo,
bool aThreadInThread, nsIDBChangeAnnouncer *aAnnouncer)
{
PRUint32 whereInserted;
return AddHdr(aNewHdr, false, whereInserted, nsnull);
}
NS_IMETHODIMP
nsMsgQuickSearchDBView::OpenWithHdrs(nsISimpleEnumerator *aHeaders,
nsMsgViewSortTypeValue aSortType,
nsMsgViewSortOrderValue aSortOrder,
nsMsgViewFlagsTypeValue aViewFlags,
int32_t *aCount)
{
if (aViewFlags & nsMsgViewFlagsType::kGroupBySort)
return nsMsgGroupView::OpenWithHdrs(aHeaders, aSortType, aSortOrder,
aViewFlags, aCount);
m_sortType = aSortType;
m_sortOrder = aSortOrder;
m_viewFlags = aViewFlags;
bool hasMore;
nsCOMPtr<nsISupports> supports;
nsCOMPtr<nsIMsgDBHdr> msgHdr;
nsresult rv = NS_OK;
while (NS_SUCCEEDED(rv = aHeaders->HasMoreElements(&hasMore)) && hasMore)
{
rv = aHeaders->GetNext(getter_AddRefs(supports));
if (NS_SUCCEEDED(rv) && supports)
{
msgHdr = do_QueryInterface(supports);
AddHdr(msgHdr);
}
else
break;
}
*aCount = m_keys.Length();
return rv;
}
NS_IMETHODIMP
nsMsgQuickSearchDBView::OnNewSearch()
{
int32_t oldSize = GetSize();
m_keys.Clear();
m_levels.Clear();
m_flags.Clear();
m_hdrHits.Clear();
// this needs to happen after we remove all the keys, since RowCountChanged() will call our GetRowCount()
if (mTree)
mTree->RowCountChanged(0, -oldSize);
uint32_t folderFlags = 0;
if (m_viewFolder)
m_viewFolder->GetFlags(&folderFlags);
// check if it's a virtual folder - if so, we should get the cached hits
// from the db, and set a flag saying that we're using cached values.
if (folderFlags & nsMsgFolderFlags::Virtual)
{
nsCOMPtr<nsISimpleEnumerator> cachedHits;
nsCString searchUri;
m_viewFolder->GetURI(searchUri);
m_db->GetCachedHits(searchUri.get(), getter_AddRefs(cachedHits));
if (cachedHits)
{
bool hasMore;
m_usingCachedHits = true;
cachedHits->HasMoreElements(&hasMore);
m_cacheEmpty = !hasMore;
if (mTree)
mTree->BeginUpdateBatch();
while (hasMore)
{
nsCOMPtr <nsIMsgDBHdr> pHeader;
nsresult rv = cachedHits->GetNext(getter_AddRefs(pHeader));
NS_ASSERTION(NS_SUCCEEDED(rv), "nsMsgDBEnumerator broken");
if (pHeader && NS_SUCCEEDED(rv))
AddHdr(pHeader);
else
break;
cachedHits->HasMoreElements(&hasMore);
}
if (mTree)
mTree->EndUpdateBatch();
}
}
return NS_OK;
}
NS_IMETHODIMP
nsMsgQuickSearchDBView::OnSearchHit(nsIMsgDBHdr* aMsgHdr, nsIMsgFolder *folder)
{
NS_ENSURE_ARG(aMsgHdr);
if (!m_db)
return NS_ERROR_NULL_POINTER;
// remember search hit and when search is done, reconcile cache
// with new hits;
m_hdrHits.AppendObject(aMsgHdr);
nsMsgKey key;
aMsgHdr->GetMessageKey(&key);
// Is FindKey going to be expensive here? A lot of hits could make
// it a little bit slow to search through the view for every hit.
if (m_cacheEmpty || FindKey(key, false) == nsMsgViewIndex_None)
return AddHdr(aMsgHdr);
else
return NS_OK;
}
// This method removes the thread at threadIndex from the view
// and puts it back in its new position, determined by the sort order.
// And, if the selection is affected, save and restore the selection.
void nsMsgThreadedDBView::MoveThreadAt(nsMsgViewIndex threadIndex)
{
// we need to check if the thread is collapsed or not...
// We want to turn off tree notifications so that we don't
// reload the current message.
// We also need to invalidate the range between where the thread was
// and where it ended up.
bool changesDisabled = mSuppressChangeNotification;
if (!changesDisabled)
SetSuppressChangeNotifications(true);
nsCOMPtr <nsIMsgDBHdr> threadHdr;
GetMsgHdrForViewIndex(threadIndex, getter_AddRefs(threadHdr));
PRInt32 childCount = 0;
nsMsgKey preservedKey;
nsAutoTArray<nsMsgKey, 1> preservedSelection;
PRInt32 selectionCount;
PRInt32 currentIndex;
bool hasSelection = mTree && mTreeSelection &&
((NS_SUCCEEDED(mTreeSelection->GetCurrentIndex(¤tIndex)) &&
currentIndex >= 0 && (PRUint32)currentIndex < GetSize()) ||
(NS_SUCCEEDED(mTreeSelection->GetRangeCount(&selectionCount)) &&
selectionCount > 0));
if (hasSelection)
SaveAndClearSelection(&preservedKey, preservedSelection);
PRUint32 saveFlags = m_flags[threadIndex];
bool threadIsExpanded = !(saveFlags & nsMsgMessageFlags::Elided);
if (threadIsExpanded)
{
ExpansionDelta(threadIndex, &childCount);
childCount = -childCount;
}
nsTArray<nsMsgKey> threadKeys;
nsTArray<PRUint32> threadFlags;
nsTArray<PRUint8> threadLevels;
if (threadIsExpanded)
{
threadKeys.SetCapacity(childCount);
threadFlags.SetCapacity(childCount);
threadLevels.SetCapacity(childCount);
for (nsMsgViewIndex index = threadIndex + 1;
index < GetSize() && m_levels[index]; index++)
{
threadKeys.AppendElement(m_keys[index]);
threadFlags.AppendElement(m_flags[index]);
threadLevels.AppendElement(m_levels[index]);
}
PRUint32 collapseCount;
CollapseByIndex(threadIndex, &collapseCount);
}
nsMsgDBView::RemoveByIndex(threadIndex);
nsMsgViewIndex newIndex = nsMsgViewIndex_None;
AddHdr(threadHdr, &newIndex);
// AddHdr doesn't always set newIndex, and getting it to do so
// is going to require some refactoring.
if (newIndex == nsMsgViewIndex_None)
newIndex = FindHdr(threadHdr);
if (threadIsExpanded)
{
m_keys.InsertElementsAt(newIndex + 1, threadKeys);
m_flags.InsertElementsAt(newIndex + 1, threadFlags);
m_levels.InsertElementsAt(newIndex + 1, threadLevels);
}
if (newIndex == nsMsgViewIndex_None)
{
NS_WARNING("newIndex=-1 in MoveThreadAt");
newIndex = 0;
}
m_flags[newIndex] = saveFlags;
// unfreeze selection.
if (hasSelection)
RestoreSelection(preservedKey, preservedSelection);
if (!changesDisabled)
SetSuppressChangeNotifications(false);
nsMsgViewIndex lowIndex = threadIndex < newIndex ? threadIndex : newIndex;
nsMsgViewIndex highIndex = lowIndex == threadIndex ? newIndex : threadIndex;
NoteChange(lowIndex, highIndex - lowIndex + childCount + 1,
nsMsgViewNotificationCode::changed);
}
nsresult nsMsgThreadedDBView::OnNewHeader(nsIMsgDBHdr *newHdr, nsMsgKey aParentKey, bool ensureListed)
{
if (m_viewFlags & nsMsgViewFlagsType::kGroupBySort)
return nsMsgGroupView::OnNewHeader(newHdr, aParentKey, ensureListed);
NS_ENSURE_TRUE(newHdr, NS_MSG_MESSAGE_NOT_FOUND);
nsMsgKey newKey;
newHdr->GetMessageKey(&newKey);
// views can override this behaviour, which is to append to view.
// This is the mail behaviour, but threaded views want
// to insert in order...
PRUint32 msgFlags;
newHdr->GetFlags(&msgFlags);
if ((m_viewFlags & nsMsgViewFlagsType::kUnreadOnly) && !ensureListed &&
(msgFlags & nsMsgMessageFlags::Read))
return NS_OK;
// Currently, we only add the header in a threaded view if it's a thread.
// We used to check if this was the first header in the thread, but that's
// a bit harder in the unreadOnly view. But we'll catch it below.
// if not threaded display just add it to the view.
if (!(m_viewFlags & nsMsgViewFlagsType::kThreadedDisplay))
return AddHdr(newHdr);
// need to find the thread we added this to so we can change the hasnew flag
// added message to existing thread, but not to view
// Fix flags on thread header.
PRInt32 threadCount;
PRUint32 threadFlags;
bool moveThread = false;
nsMsgViewIndex threadIndex = ThreadIndexOfMsg(newKey, nsMsgViewIndex_None, &threadCount, &threadFlags);
bool threadRootIsDisplayed = false;
nsCOMPtr <nsIMsgThread> threadHdr;
m_db->GetThreadContainingMsgHdr(newHdr, getter_AddRefs(threadHdr));
if (threadHdr && m_sortType == nsMsgViewSortType::byDate)
{
PRUint32 newestMsgInThread = 0, msgDate = 0;
threadHdr->GetNewestMsgDate(&newestMsgInThread);
newHdr->GetDateInSeconds(&msgDate);
moveThread = (msgDate == newestMsgInThread);
}
if (threadIndex != nsMsgViewIndex_None)
{
threadRootIsDisplayed = (m_currentlyDisplayedViewIndex == threadIndex);
PRUint32 flags = m_flags[threadIndex];
if (!(flags & MSG_VIEW_FLAG_HASCHILDREN))
{
flags |= MSG_VIEW_FLAG_HASCHILDREN | MSG_VIEW_FLAG_ISTHREAD;
if (!(m_viewFlags & nsMsgViewFlagsType::kUnreadOnly))
flags |= nsMsgMessageFlags::Elided;
m_flags[threadIndex] = flags;
}
if (!(flags & nsMsgMessageFlags::Elided))
{ // thread is expanded
// insert child into thread
// levels of other hdrs may have changed!
PRUint32 newFlags = msgFlags;
PRInt32 level = 0;
nsMsgViewIndex insertIndex = threadIndex;
if (aParentKey == nsMsgKey_None)
{
newFlags |= MSG_VIEW_FLAG_ISTHREAD | MSG_VIEW_FLAG_HASCHILDREN;
}
else
{
nsMsgViewIndex parentIndex = FindParentInThread(aParentKey, threadIndex);
level = m_levels[parentIndex] + 1;
insertIndex = GetInsertInfoForNewHdr(newHdr, parentIndex, level);
}
InsertMsgHdrAt(insertIndex, newHdr, newKey, newFlags, level);
// the call to NoteChange() has to happen after we add the key
// as NoteChange() will call RowCountChanged() which will call our GetRowCount()
NoteChange(insertIndex, 1, nsMsgViewNotificationCode::insertOrDelete);
if (aParentKey == nsMsgKey_None)
{
// this header is the new king! try collapsing the existing thread,
// removing it, installing this header as king, and expanding it.
CollapseByIndex(threadIndex, nsnull);
// call base class, so child won't get promoted.
// nsMsgDBView::RemoveByIndex(threadIndex);
ExpandByIndex(threadIndex, nsnull);
}
}
else if (aParentKey == nsMsgKey_None)
{
// if we have a collapsed thread which just got a new
// top of thread, change the keys array.
m_keys[threadIndex] = newKey;
}
// If this message is new, the thread is collapsed, it is the
// root and it was displayed, expand it so that the user does
// not find that their message has magically turned into a summary.
if (msgFlags & nsMsgMessageFlags::New &&
m_flags[threadIndex] & nsMsgMessageFlags::Elided &&
threadRootIsDisplayed)
ExpandByIndex(threadIndex, nsnull);
if (moveThread)
MoveThreadAt(threadIndex);
else
// note change, to update the parent thread's unread and total counts
NoteChange(threadIndex, 1, nsMsgViewNotificationCode::changed);
}
else if (threadHdr)
// adding msg to thread that's not in view.
AddMsgToThreadNotInView(threadHdr, newHdr, ensureListed);
return NS_OK;
}
