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Grid view: Fix bug in centering calculation

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Kovid Goyal 2013-08-16 16:45:42 +05:30
parent f28c60d066
commit b1f31d3dce
1 changed files with 3 additions and 2 deletions
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5
src/calibre/gui2/library/alternate_views.py
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@ -561,12 +561,13 @@ class GridView(QListView):
def center_grid(self): def center_grid(self):
if self.gui.library_view.alternate_views.current_view is not self: if self.gui.library_view.alternate_views.current_view is not self:
return return
layout_width = self.viewport().width() + self.padding_left
try: try:
sz = self.spacing()*2 + self.delegate.item_size.width() sz = self.spacing()*2 + self.delegate.item_size.width()
num = self.width() // sz num = layout_width // sz
except (AttributeError, ZeroDivisionError): except (AttributeError, ZeroDivisionError):
return return
extra = max(0, int((self.width() - (num * sz)) / 2) - self.spacing()) extra = max(0, int((layout_width - (num * sz)) / 2))
if extra != self.padding_left: if extra != self.padding_left:
self.padding_left = extra self.padding_left = extra
self.setViewportMargins(self.padding_left, 0, 0, 0) self.setViewportMargins(self.padding_left, 0, 0, 0)