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Edit book: Fix open image editors not being updated when image file is replaced

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Kovid Goyal 2018-08-02 17:44:40 +05:30
parent 2d263573cb
commit 2d58cae342
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1 changed files with 2 additions and 0 deletions
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src/calibre/gui2/tweak_book/editor/canvas.py
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@ -309,6 +309,7 @@ class Canvas(QWidget):
self.current_image = i = self.original_image = ( self.current_image = i = self.original_image = (
QImage.fromData(data, format=fmt) if fmt else QImage.fromData(data)) QImage.fromData(data, format=fmt) if fmt else QImage.fromData(data))
self.is_valid = not i.isNull() self.is_valid = not i.isNull()
self.current_scaled_pixmap = None
self.update() self.update()
self.image_changed.emit(self.current_image) self.image_changed.emit(self.current_image)
@ -679,6 +680,7 @@ class Canvas(QWidget):
p.end() p.end()
# }}} # }}}
if __name__ == '__main__': if __name__ == '__main__':
app = QApplication([]) app = QApplication([])
with open(sys.argv[-1], 'rb') as f: with open(sys.argv[-1], 'rb') as f: