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Force hiding of internal scrollbars in ebook viewer and fix mouse wheel based scrolling

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Kovid Goyal 2009-06-11 18:23:21 -07:00
commit 77a77094ed
1 changed files with 10 additions and 0 deletions
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10
src/calibre/gui2/viewer/documentview.py
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@ -488,6 +488,8 @@ class DocumentView(QWebView):
return QWebView.changeEvent(self, event)
def paintEvent(self, event):
self.turn_off_internal_scrollbars()
painter = QPainter(self)
self.document.mainFrame().render(painter, event.region())
if not self.isEnabled():
@ -507,7 +509,15 @@ class DocumentView(QWebView):
self.manager.previous_document()
event.accept()
return
ret = QWebView.wheelEvent(self, event)
scroll_amount = (event.delta() / 120.0) * .2 * -1
if event.orientation() == Qt.Vertical:
self.scroll_by(0, self.document.viewportSize().height() * scroll_amount)
else:
self.scroll_by(self.document.viewportSize().width() * scroll_amount, 0)
if self.manager is not None:
self.manager.scrolled(self.scroll_fraction)
return ret