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Spell check: Improve performance of scrolling through the word list using arrow keys by not updating the list of suggestions immediately

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Kovid Goyal 2014-04-20 11:06:36 +05:30
parent 54338df0b8
commit 1d4a0cd24b
1 changed files with 6 additions and 0 deletions
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6
src/calibre/gui2/tweak_book/spell.py
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@ -807,6 +807,9 @@ class SpellCheck(Dialog):
self.thread = None
self.cancel = False
dictionaries.initialize()
self.current_word_changed_timer = t = QTimer()
t.timeout.connect(self.do_current_word_changed)
t.setSingleShot(True), t.setInterval(100)
Dialog.__init__(self, _('Check spelling'), 'spell-check', parent)
self.work_finished.connect(self.work_done, type=Qt.QueuedConnection)
self.setAttribute(Qt.WA_DeleteOnClose, False)
@ -960,6 +963,9 @@ class SpellCheck(Dialog):
self.user_dictionaries_missing_label.setVisible(not self.user_dictionaries.isVisible())
def current_word_changed(self, *args):
self.current_word_changed_timer.start(self.current_word_changed_timer.interval())
def do_current_word_changed(self):
try:
b = self.ignore_button
except AttributeError: