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reordered freeing of resources, error handling for doc open

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HW
2011-12-09 00:10:54 +01:00
parent 78f6fa4530
commit 1af5ce3d04
2 changed files with 14 additions and 13 deletions
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20
pdfreader.lua
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@@ -117,18 +117,12 @@ end
-- open a PDF file and its settings store
function PDFReader:open(filename, password)
if self.doc ~= nil then
self.doc:close()
end
if self.settings ~= nil then
self.settings:close()
end
self.doc = pdf.openDocument(filename, password or "")
if self.doc ~= nil then
self.settings = DocSettings:open(filename)
self:clearcache()
return true
end
return false
end
-- set viewer state according to zoom state
@@ -275,8 +269,14 @@ function PDFReader:inputloop()
self:goto(self.pageno - 1)
end
elseif ev.code == KEY_BACK then
self.settings:savesetting("last_page", self.pageno)
self.settings:close()
self:clearcache()
if self.doc ~= nil then
self.doc:close()
end
if self.settings ~= nil then
self.settings:savesetting("last_page", self.pageno)
self.settings:close()
end
return
elseif ev.code == KEY_VPLUS then
self:modify_gamma( 1.25 )