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Code Issues Projects Releases Packages 1 Wiki Activity Actions

discard large selections

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This commit is contained in:
Damien Elmes 2011-04-13 01:21:21 +09:00
parent fe083e916f
commit 3c5277ca69
1 changed files with 8 additions and 4 deletions
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12
aqt/browser.py
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@ -124,8 +124,8 @@ class DeckModel(QAbstractTableModel):
self.endReset() self.endReset()
def saveSelection(self): def saveSelection(self):
self.selectedCards = dict( cards = self.browser.selectedCards()
[(id, True) for id in self.browser.selectedCards()]) self.selectedCards = dict([(id, True) for id in cards])
self.focusedCard = getattr(self.browser, 'card', None) self.focusedCard = getattr(self.browser, 'card', None)
def restoreSelection(self): def restoreSelection(self):
@ -137,8 +137,10 @@ class DeckModel(QAbstractTableModel):
items = QItemSelection() items = QItemSelection()
focused = None focused = None
first = None first = None
count = 0
for row, id in enumerate(self.cards): for row, id in enumerate(self.cards):
if id in self.selectedCards: if id in self.selectedCards:
count += 1
idx = self.index(row, 0) idx = self.index(row, 0)
items.select(idx, idx) items.select(idx, idx)
if not first: if not first:
@ -154,8 +156,10 @@ class DeckModel(QAbstractTableModel):
if focus: if focus:
tv.selectRow(focus.row()) tv.selectRow(focus.row())
tv.scrollTo(focus, tv.PositionAtCenter) tv.scrollTo(focus, tv.PositionAtCenter)
sm.select(items, QItemSelectionModel.SelectCurrent | if count < 500:
QItemSelectionModel.Rows) # discard large selections; they're too slow
sm.select(items, QItemSelectionModel.SelectCurrent |
QItemSelectionModel.Rows)
else: else:
tv.selectRow(0) tv.selectRow(0)