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E-book viewer: Add option to have the mouse wheel flip pages

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Kovid Goyal 2010-12-15 23:23:21 -07:00
parent 6d5f1fac3b
commit fc774a15ee
2 changed files with 21 additions and 0 deletions
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7
src/calibre/gui2/viewer/config.ui
View File

@ -267,6 +267,13 @@
</property>
</widget>
</item>
<item row="10" column="0">
<widget class="QCheckBox" name="opt_wheel_flips_pages">
<property name="text">
<string>Mouse &amp;wheel flips pages</string>
</property>
</widget>
</item>
</layout>
</item>
</layout>

14
src/calibre/gui2/viewer/documentview.py
View File

@ -53,6 +53,8 @@ def config(defaults=None):
help=_('Default language for hyphenation rules'))
c.add_opt('remember_current_page', default=True,
help=_('Save the current position in the document, when quitting'))
c.add_opt('wheel_flips_pages', default=False,
help=_('Have the mouse wheel turn pages'))
c.add_opt('page_flip_duration', default=0.5,
help=_('The time, in seconds, for the page flip animation. Default'
' is half a second.'))
@ -79,6 +81,7 @@ class ConfigDialog(QDialog, Ui_Dialog):
opts = config().parse()
self.opt_remember_window_size.setChecked(opts.remember_window_size)
self.opt_remember_current_page.setChecked(opts.remember_current_page)
self.opt_wheel_flips_pages.setChecked(opts.wheel_flips_pages)
self.opt_page_flip_duration.setValue(opts.page_flip_duration)
self.serif_family.setCurrentFont(QFont(opts.serif_family))
self.sans_family.setCurrentFont(QFont(opts.sans_family))
@ -127,6 +130,7 @@ class ConfigDialog(QDialog, Ui_Dialog):
c.set('max_view_width', int(self.max_view_width.value()))
c.set('hyphenate', self.hyphenate.isChecked())
c.set('remember_current_page', self.opt_remember_current_page.isChecked())
c.set('wheel_flips_pages', self.opt_wheel_flips_pages.isChecked())
c.set('page_flip_duration', self.opt_page_flip_duration.value())
idx = self.hyphenate_default_lang.currentIndex()
c.set('hyphenate_default_lang',
@ -205,6 +209,7 @@ class Document(QWebPage):
self.do_fit_images = opts.fit_images
self.page_flip_duration = opts.page_flip_duration
self.enable_page_flip = self.page_flip_duration > 0.1
self.wheel_flips_pages = opts.wheel_flips_pages
def fit_images(self):
if self.do_fit_images:
@ -868,6 +873,10 @@ class DocumentView(QWebView):
def wheelEvent(self, event):
if event.delta() < -14:
if self.document.wheel_flips_pages:
self.next_page()
event.accept()
return
if self.document.at_bottom:
self.scroll_by(y=15) # at_bottom can lie on windows
if self.manager is not None:
@ -875,6 +884,11 @@ class DocumentView(QWebView):
event.accept()
return
elif event.delta() > 14:
if self.document.wheel_flips_pages:
self.previous_page()
event.accept()
return
if self.document.at_top:
if self.manager is not None:
self.manager.previous_document()