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Fix crash when accessing a deleted item view.

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This commit is contained in:
John Preston
2018-03-09 14:44:42 +03:00
parent 73c0c4507a
commit 6bd5301828
6 changed files with 34 additions and 5 deletions
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3
Telegram/SourceFiles/data/data_session.h
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@@ -87,6 +87,8 @@ public:
void notifyItemRemoved(not_null<const HistoryItem*> item);
[[nodiscard]] rpl::producer<not_null<const HistoryItem*>> itemRemoved() const;
void notifyViewRemoved(not_null<const ViewElement*> view);
[[nodiscard]] rpl::producer<not_null<const ViewElement*>> viewRemoved() const;
void notifyHistoryCleared(not_null<const History*> history);
[[nodiscard]] rpl::producer<not_null<const History*>> historyCleared() const;
void notifyHistoryChangeDelayed(not_null<History*> history);
@@ -468,6 +470,7 @@ private:
rpl::event_stream<not_null<HistoryItem*>> _itemViewRefreshRequest;
rpl::event_stream<not_null<HistoryItem*>> _animationPlayInlineRequest;
rpl::event_stream<not_null<const HistoryItem*>> _itemRemoved;
rpl::event_stream<not_null<const ViewElement*>> _viewRemoved;
rpl::event_stream<not_null<const History*>> _historyUnloaded;
rpl::event_stream<not_null<const History*>> _historyCleared;
base::flat_set<not_null<History*>> _historiesChanged;