def accept(self):
ans = tuple(self.current_actions.names)
if ans == DEFAULT_ACTIONS:
vprefs.__delitem__('actions-toolbar-actions')
else:
vprefs.set('actions-toolbar-actions', ans)
return Dialog.accept(self)
def migrate_previous_viewer_prefs():
from calibre.gui2.viewer.web_view import vprefs as new_prefs
if new_prefs['old_prefs_migrated']:
return
old_prefs = JSONConfig('viewer.py')
with new_prefs:
sd = new_prefs['session_data']
fs = sd.get('standalone_font_settings', {})
for k in ('serif', 'sans', 'mono'):
defval = 'Liberation ' + k.capitalize()
k += '_family'
if old_prefs.get(k) and old_prefs[k] != defval:
fs[k] = old_prefs[k]
if old_prefs.get('standard_font') in ('serif', 'sans', 'mono'):
fs['standard_font'] = old_prefs['standard_font']
if old_prefs.get('minimum_font_size'
) is not None and old_prefs['minimum_font_size'] != 8:
fs['minimum_font_size'] = old_prefs['minimum_font_size']
sd['standalone_font_settings'] = fs
ms = sd.get('standalone_misc_settings', {})
ms['remember_window_geometry'] = bool(
old_prefs.get('remember_window_size', False))
ms['remember_last_read'] = bool(
old_prefs.get('remember_current_page', True))
ms['save_annotations_in_ebook'] = bool(
old_prefs.get('copy_bookmarks_to_file', True))
sd['standalone_misc_settings'] = ms
for k in ('top', 'bottom'):
v = old_prefs.get(k + '_margin')
if v != 20 and v is not None:
sd['margin_' + k] = v
v = old_prefs.get('side_margin')
if v is not None and v != 40:
sd['margin_left'] = sd['margin_right'] = v // 2
if old_prefs.get('user_css'):
sd['user_stylesheet'] = old_prefs['user_css']
cps = {'portrait': 0, 'landscape': 0}
cp = old_prefs.get('cols_per_screen_portrait')
if cp and cp > 1:
cps['portrait'] = cp
cl = old_prefs.get('cols_per_screen_landscape')
if cl and cl > 1:
cps['landscape'] = cp
if cps['portrait'] or cps['landscape']:
sd['columns_per_screen'] = cps
if vprefs.get('in_paged_mode') is False:
sd['read_mode'] = 'flow'
new_prefs.set('session_data', sd)
new_prefs.set('old_prefs_migrated', True)
