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fix(readerrolling): crash with legacy last_per config in page mode

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This commit is contained in:
Qingping Hou
2016-03-28 21:23:33 -07:00
parent 07ecbe2b08
commit dffc42d234
1 changed files with 10 additions and 1 deletions
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11
frontend/apps/reader/modules/readerrolling.lua
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@@ -180,12 +180,21 @@ function ReaderRolling:onReadSettings(config)
self.ui.document:gotoXPointer(self.xpointer)
end)
-- we read last_percent just for backward compatibility
-- FIXME: remove this branch with migration script
elseif last_per then
table.insert(self.ui.postInitCallback, function()
self:_gotoPercent(last_per)
-- we have to do a real pos change in self.ui.document._document
-- _gotoPercent calls _gotoPos, which only updates self.current_pos
-- and self.view.
-- we need to do a real pos change in self.ui.document._document
-- to update status information in CREngine.
self.ui.document:gotoPos(self.current_pos)
-- _gotoPercent already calls gotoPos, so no need to emit
-- PosUpdate event in scroll mode
if self.view.view_mode == "page" then
self.ui:handleEvent(
Event:new("PageUpdate", self.ui.document:getCurrentPage()))
end
self.xpointer = self.ui.document:getXPointer()
end)
else