gecko/dom/bindings/GenerateCSS2PropertiesWebIDL.py

36 lines
1.5 KiB
Python

# This Source Code Form is subject to the terms of the Mozilla Public
# License, v. 2.0. If a copy of the MPL was not distributed with this file,
# You can obtain one at http://mozilla.org/MPL/2.0/.
import sys
import string
propList = eval(sys.stdin.read())
props = ""
for [name, prop, id, flags, pref] in propList:
extendedAttrs = ["Throws", "TreatNullAs=EmptyString"]
# To limit the overhead of Func= annotations, we only generate them when
# necessary, which is when the
# CSS_PROPERTY_ALWAYS_ENABLED_IN_CHROME_OR_CERTIFIED_APP flag is set.
# Otherwise, we try to get by with just a Pref= annotation or no annotation
# at all.
if "CSS_PROPERTY_ALWAYS_ENABLED_IN_CHROME_OR_CERTIFIED_APP" in flags:
extendedAttrs.append('Func="IsCSSPropertyExposedToJS<eCSSProperty_%s>"' % id)
# The following is an 'elif' because it is the responsibility of
# IsCSSPropertyExposedToJS to handle the pref if there is one.
elif pref is not "":
extendedAttrs.append('Pref="%s"' % pref)
if not prop.startswith("Moz"):
prop = prop[0].lower() + prop[1:]
# Unfortunately, even some of the getters here are fallible
# (e.g. on nsComputedDOMStyle).
props += " [%s] attribute DOMString %s;\n" % (", ".join(extendedAttrs),
prop)
idlFile = open(sys.argv[1], "r");
idlTemplate = idlFile.read();
idlFile.close();
print ("/* THIS IS AN AUTOGENERATED FILE. DO NOT EDIT */\n\n" +
string.Template(idlTemplate).substitute({ "props": props }))