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Fix viewer shutdown guard

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Kovid Goyal 2020-06-15 14:34:49 +05:30
parent 8e2ff38dd5
commit 7ed580cad4
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GPG Key ID: 06BC317B515ACE7C
1 changed files with 7 additions and 6 deletions
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13
src/calibre/gui2/viewer/ui.py
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@ -90,7 +90,7 @@ class EbookViewer(MainWindow):
MainWindow.__init__(self, None)
self.annotations_saver = None
self.calibre_book_data_for_first_book = calibre_book_data
self.shutting_down = self.close_forced = False
self.shutting_down = self.close_forced = self.shutdown_done = False
self.force_reload = force_reload
connect_lambda(self.book_preparation_started, self, lambda self: self.loading_overlay(_(
'Preparing book for first read, please wait')), type=Qt.QueuedConnection)
@ -569,9 +569,9 @@ class EbookViewer(MainWindow):
if calibre_book_data is None:
bld = self.current_book_data['book_library_details']
if bld is not None:
amap = load_annotations_map_from_library(bld)
if amap:
for annot_type, annots in iteritems(self.calibre_book_data_for_first_book['annotations_map']):
lib_amap = load_annotations_map_from_library(bld)
if lib_amap:
for annot_type, annots in iteritems(lib_amap):
merge_annotations(annots, amap)
else:
for annot_type, annots in iteritems(calibre_book_data['annotations_map']):
@ -652,6 +652,8 @@ class EbookViewer(MainWindow):
self.force_close()
def closeEvent(self, ev):
if self.shutdown_done:
return
if self.current_book_data and self.web_view.view_is_ready and not self.close_forced:
ev.ignore()
if not self.shutting_down:
@ -659,8 +661,6 @@ class EbookViewer(MainWindow):
QTimer.singleShot(2000, self.force_close)
self.web_view.prepare_for_close()
return
if self.shutting_down:
return
self.shutting_down = True
self.search_widget.shutdown()
try:
@ -673,5 +673,6 @@ class EbookViewer(MainWindow):
import traceback
traceback.print_exc()
clean_running_workers()
self.shutdown_done = True
return MainWindow.closeEvent(self, ev)
# }}}