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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /accessible/xpcom/AccEventGen.py
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'accessible/xpcom/AccEventGen.py')
-rwxr-xr-xaccessible/xpcom/AccEventGen.py228
1 files changed, 228 insertions, 0 deletions
diff --git a/accessible/xpcom/AccEventGen.py b/accessible/xpcom/AccEventGen.py
new file mode 100755
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+++ b/accessible/xpcom/AccEventGen.py
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+#!/usr/bin/env 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 os
+
+import buildconfig
+import mozpack.path as mozpath
+
+# The xpidl parser is not incorporated in the in-tree virtualenv.
+xpidl_dir = mozpath.join(buildconfig.topsrcdir, 'xpcom', 'idl-parser',
+ 'xpidl')
+xpidl_cachedir = mozpath.join(buildconfig.topobjdir, 'xpcom', 'idl-parser',
+ 'xpidl')
+sys.path.extend([xpidl_dir, xpidl_cachedir])
+import xpidl
+
+# Instantiate the parser.
+p = xpidl.IDLParser()
+
+def findIDL(includePath, interfaceFileName):
+ for d in includePath:
+ path = mozpath.join(d, interfaceFileName)
+ if os.path.exists(path):
+ return path
+ raise BaseException("No IDL file found for interface %s "
+ "in include path %r"
+ % (interfaceFileName, includePath))
+
+def loadEventIDL(parser, includePath, eventname):
+ eventidl = ("nsIAccessible%s.idl" % eventname)
+ idlFile = findIDL(includePath, eventidl)
+ idl = p.parse(open(idlFile).read(), idlFile)
+ idl.resolve(includePath, p)
+ return idl, idlFile
+
+class Configuration:
+ def __init__(self, filename):
+ config = {}
+ execfile(filename, config)
+ self.simple_events = config.get('simple_events', [])
+
+def firstCap(str):
+ return str[0].upper() + str[1:]
+
+def writeAttributeParams(a):
+ return ("%s a%s" % (a.realtype.nativeType('in'), firstCap(a.name)))
+
+def print_header_file(fd, conf, incdirs):
+ idl_paths = set()
+
+ fd.write("/* THIS FILE IS AUTOGENERATED - DO NOT EDIT */\n")
+ fd.write("#ifndef _mozilla_a11y_generated_AccEvents_h_\n"
+ "#define _mozilla_a11y_generated_AccEvents_h_\n\n")
+ fd.write("#include \"nscore.h\"\n")
+ fd.write("#include \"nsCOMPtr.h\"\n")
+ fd.write("#include \"nsCycleCollectionParticipant.h\"\n")
+ fd.write("#include \"nsString.h\"\n")
+ for e in conf.simple_events:
+ fd.write("#include \"nsIAccessible%s.h\"\n" % e)
+ for e in conf.simple_events:
+ idl, idl_path = loadEventIDL(p, incdirs, e)
+ idl_paths.add(idl_path)
+ for iface in filter(lambda p: p.kind == "interface", idl.productions):
+ classname = ("xpcAcc%s" % e)
+ baseinterfaces = interfaces(iface)
+
+ fd.write("\nclass %s final : public %s\n" % (classname, iface.name))
+ fd.write("{\n")
+ fd.write("public:\n")
+
+ attributes = allAttributes(iface)
+ args = map(writeAttributeParams, attributes)
+ fd.write(" %s(%s) :\n" % (classname, ", ".join(args)))
+
+ initializers = []
+ for a in attributes:
+ initializers.append("m%s(a%s)" % (firstCap(a.name), firstCap(a.name)))
+ fd.write(" %s\n {}\n\n" % ", ".join(initializers))
+ fd.write(" NS_DECL_CYCLE_COLLECTING_ISUPPORTS\n")
+ fd.write(" NS_DECL_CYCLE_COLLECTION_CLASS(%s)\n" % (classname))
+
+ for iface in filter(lambda i: i.name != "nsISupports", baseinterfaces):
+ fd.write(" NS_DECL_%s\n" % iface.name.upper())
+
+ fd.write("\nprivate:\n")
+ fd.write(" ~%s() {}\n\n" % classname)
+ for a in attributes:
+ fd.write(" %s\n" % attributeVariableTypeAndName(a))
+ fd.write("};\n\n")
+
+ fd.write("#endif\n")
+
+ return idl_paths
+
+def interfaceAttributeTypes(idl):
+ ifaces = filter(lambda p: p.kind == "interface", idl.productions)
+ attributes = []
+ for i in ifaces:
+ ifaceAttributes = allAttributes(i)
+ attributes.extend(ifaceAttributes)
+ ifaceAttrs = filter(lambda a: a.realtype.nativeType("in").endswith("*"), attributes)
+ return map(lambda a: a.realtype.nativeType("in").strip(" *"), ifaceAttrs)
+
+def print_cpp(idl, fd, conf, eventname):
+ for p in idl.productions:
+ if p.kind == 'interface':
+ write_cpp(eventname, p, fd)
+
+def print_cpp_file(fd, conf, incdirs):
+ idl_paths = set()
+ fd.write("/* THIS FILE IS AUTOGENERATED - DO NOT EDIT */\n\n")
+ fd.write('#include "xpcAccEvents.h"\n')
+
+ includes = []
+ for e in conf.simple_events:
+ if not e in includes:
+ includes.append(("nsIAccessible%s" % e))
+
+ types = []
+ for e in conf.simple_events:
+ idl, idl_path = loadEventIDL(p, incdirs, e)
+ idl_paths.add(idl_path)
+ types.extend(interfaceAttributeTypes(idl))
+
+ for c in types:
+ fd.write("#include \"%s.h\"\n" % c)
+
+ fd.write("\n")
+ for e in conf.simple_events:
+ idl, idl_path = loadEventIDL(p, incdirs, e)
+ idl_paths.add(idl_path)
+ print_cpp(idl, fd, conf, e)
+
+ return idl_paths
+
+def attributeVariableTypeAndName(a):
+ if a.realtype.nativeType('in').endswith('*'):
+ l = ["nsCOMPtr<%s> m%s;" % (a.realtype.nativeType('in').strip('* '),
+ firstCap(a.name))]
+ elif a.realtype.nativeType('in').count("nsAString"):
+ l = ["nsString m%s;" % firstCap(a.name)]
+ elif a.realtype.nativeType('in').count("nsACString"):
+ l = ["nsCString m%s;" % firstCap(a.name)]
+ else:
+ l = ["%sm%s;" % (a.realtype.nativeType('in'),
+ firstCap(a.name))]
+ return ", ".join(l)
+
+def writeAttributeGetter(fd, classname, a):
+ fd.write("NS_IMETHODIMP\n")
+ fd.write("%s::Get%s(" % (classname, firstCap(a.name)))
+ if a.realtype.nativeType('in').endswith('*'):
+ fd.write("%s** a%s" % (a.realtype.nativeType('in').strip('* '), firstCap(a.name)))
+ elif a.realtype.nativeType('in').count("nsAString"):
+ fd.write("nsAString& a%s" % firstCap(a.name))
+ elif a.realtype.nativeType('in').count("nsACString"):
+ fd.write("nsACString& a%s" % firstCap(a.name))
+ else:
+ fd.write("%s*a%s" % (a.realtype.nativeType('in'), firstCap(a.name)))
+ fd.write(")\n");
+ fd.write("{\n");
+ if a.realtype.nativeType('in').endswith('*'):
+ fd.write(" NS_IF_ADDREF(*a%s = m%s);\n" % (firstCap(a.name), firstCap(a.name)))
+ elif a.realtype.nativeType('in').count("nsAString"):
+ fd.write(" a%s = m%s;\n" % (firstCap(a.name), firstCap(a.name)))
+ elif a.realtype.nativeType('in').count("nsACString"):
+ fd.write(" a%s = m%s;\n" % (firstCap(a.name), firstCap(a.name)))
+ else:
+ fd.write(" *a%s = m%s;\n" % (firstCap(a.name), firstCap(a.name)))
+ fd.write(" return NS_OK;\n");
+ fd.write("}\n\n");
+
+def interfaces(iface):
+ interfaces = []
+ while iface.base:
+ interfaces.append(iface)
+ iface = iface.idl.getName(iface.base, iface.location)
+ interfaces.append(iface)
+ interfaces.reverse()
+ return interfaces
+
+def allAttributes(iface):
+ attributes = []
+ for i in interfaces(iface):
+ attrs = filter(lambda m: isinstance(m, xpidl.Attribute), i.members)
+ attributes.extend(attrs)
+
+ return attributes
+
+def write_cpp(eventname, iface, fd):
+ classname = "xpcAcc%s" % eventname
+ attributes = allAttributes(iface)
+ ccattributes = filter(lambda m: m.realtype.nativeType('in').endswith('*'), attributes)
+ fd.write("NS_IMPL_CYCLE_COLLECTION(%s" % classname)
+ for c in ccattributes:
+ fd.write(", m%s" % firstCap(c.name))
+ fd.write(")\n\n");
+
+ fd.write("NS_IMPL_CYCLE_COLLECTING_ADDREF(%s)\n" % classname)
+ fd.write("NS_IMPL_CYCLE_COLLECTING_RELEASE(%s)\n\n" % classname)
+
+ fd.write("NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(%s)\n" % classname)
+ for baseiface in interfaces(iface):
+ fd.write(" NS_INTERFACE_MAP_ENTRY(%s)\n" % baseiface.name)
+ fd.write("NS_INTERFACE_MAP_END\n\n")
+
+ for a in attributes:
+ writeAttributeGetter(fd, classname, a)
+
+def get_conf(conf_file):
+ conf = Configuration(conf_file)
+ inc_dir = [
+ mozpath.join(buildconfig.topsrcdir, 'accessible', 'interfaces'),
+ mozpath.join(buildconfig.topsrcdir, 'xpcom', 'base'),
+ ]
+ return conf, inc_dir
+
+def gen_files(fd, conf_file, xpidllex, xpidlyacc):
+ deps = set()
+ conf, inc_dir = get_conf(conf_file)
+ deps.update(print_header_file(fd, conf, inc_dir))
+ with open('xpcAccEvents.cpp', 'w') as cpp_fd:
+ deps.update(print_cpp_file(cpp_fd, conf, inc_dir))
+ return deps