diff options
Diffstat (limited to 'src/threadlistmodel.h')
| -rw-r--r-- | src/threadlistmodel.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/src/threadlistmodel.h b/src/threadlistmodel.h index a528c7e..93474ac 100644 --- a/src/threadlistmodel.h +++ b/src/threadlistmodel.h @@ -236,6 +236,21 @@ public: /// CURRENT VIEW requires, so a caller passes what the query filters on and /// nothing else. void removeThreadsWithoutTag(const QString &tag); + + /// Drops only the NAMED threads, and only those whose UNION no longer + /// carries \p tag. + /// + /// Two differences from the sweeping form, both deliberate. It judges the + /// named rows alone, because the sweeping form is right after a move (the + /// query itself is what changed) and wrong after a tag write: a list can + /// legitimately hold rows that never matched, and one write must not evict + /// rows it did not touch. And it judges `summary.tags`, which is notmuch's + /// union over the conversation, never the displayed message's own tags: a + /// thread belongs to a view while ANY of its messages match it (item 177), + /// so reading one message of a 44-message thread leaves the conversation + /// in the Unread view and reading the last one takes it out. + void removeThreadsWithoutTag(const QStringList &threadIds, + const QString &tag); bool flatMode() const { return m_flatMode; } QModelIndex index(int row, int column, @@ -326,6 +341,18 @@ public: /// message the user could select is always findable here. QString threadIdForMessage(const QString &messageId) const; + /// Whether a row for this thread is still in the list. + bool hasThread(const QString &threadId) const; + + /// How many messages the thread holds, from its summary, or 0 when the + /// list has no row for it. + /// + /// The question a message-scoped write asks before judging membership: a + /// thread of one has a union that IS its message, so the write moved it + /// and the row can be judged, while a longer thread's union is untouched + /// and judging it would be judging a stale answer. + int threadCountFor(const QString &threadId) const; + /// A loaded message row's node, found by id rather than by position. /// /// For callers that know WHICH message they mean and must not depend on it |