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Viewer: Add the epubReadingSystem JS object

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This commit is contained in:
Kovid Goyal 2015-05-03 06:45:26 +05:30
parent bf8c4d6b4b
commit 8c9eeb028f
3 changed files with 15 additions and 1 deletions
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resources/compiled_coffeescript.zip
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10
src/calibre/ebooks/oeb/display/utils.coffee
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@ -136,6 +136,16 @@ class CalibreUtils
# }}}
setup_epub_reading_system: (name, version, layout, features) -> # {{{
window.navigator.epubReadingSystem = {
'name':name, 'version':version, 'layoutStyle':layout,
'hasFeature': (feature, version=1.0) ->
if (version == null or version == 1.0) and feature.toLowerCase() in features
return true
return false
}
# }}}
if window?
window.calibre_utils = new CalibreUtils()

6
src/calibre/gui2/viewer/documentview.py
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@ -7,6 +7,7 @@ __docformat__ = 'restructuredtext en'
import os, math, json
from base64 import b64encode
from functools import partial
from future_builtins import map
from PyQt5.Qt import (
QSize, QSizePolicy, QUrl, Qt, pyqtProperty, QPainter, QPalette, QBrush,
@ -30,7 +31,7 @@ from calibre.gui2.viewer.inspector import WebInspector
from calibre.gui2.viewer.gestures import GestureHandler
from calibre.gui2.viewer.footnote import Footnotes
from calibre.ebooks.oeb.display.webview import load_html
from calibre.constants import isxp, iswindows, DEBUG
from calibre.constants import isxp, iswindows, DEBUG, __version__
# }}}
def apply_settings(settings, opts):
@ -207,6 +208,9 @@ class Document(QWebPage): # {{{
evaljs = self.mainFrame().evaluateJavaScript
self.loaded_lang = self.js_loader(evaljs, self.current_language,
self.hyphenate_default_lang)
evaljs('window.calibre_utils.setup_epub_reading_system(%s, %s, %s, %s)' % tuple(map(json.dumps, (
'calibre-desktop', __version__, 'paginated' if self.in_paged_mode else 'scrolling',
'dom-manipulation layout-changes mouse-events keyboard-events'.split()))))
mjpath = P(u'viewer/mathjax').replace(os.sep, '/')
if iswindows:
mjpath = u'/' + mjpath