michael@0: # This Source Code Form is subject to the terms of the Mozilla Public
michael@0: # License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0: # file, You can obtain one at http://mozilla.org/MPL/2.0/.
michael@0: MAX_ARGS = 15
michael@0: 
michael@0: boilerplate = "/* This Source Code Form is subject to the terms of the Mozilla Public\n\
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this\n\
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */\n"
michael@0: 
michael@0: def gen_args_type(args, member):
michael@0:     if member:
michael@0:         ret = ["C o"]
michael@0:     else:
michael@0:         ret = []
michael@0:     ret.append("M m")
michael@0:     for arg in range(0, args):
michael@0:         ret.append("A%d a%d"%(arg, arg))
michael@0:     return ", ".join(ret)
michael@0: 
michael@0: def gen_args(args, member):
michael@0:     if member:
michael@0:         ret = ["o"]
michael@0:     else:
michael@0:         ret = []
michael@0:     ret.append("m")
michael@0:     for arg in range(0, args):
michael@0:         ret.append("a%d"%(arg))
michael@0:     return ", ".join(ret)
michael@0: 
michael@0: def gen_args_(args):
michael@0:     ret = []
michael@0:     for arg in range(0, args):
michael@0:         ret.append("a%d_"%(arg))
michael@0:     return ", ".join(ret)
michael@0: 
michael@0: def gen_init(args, r = False, member = False):
michael@0:     if member:
michael@0:         ret = ["o_(o)"]
michael@0:     else:
michael@0:         ret = []
michael@0:     ret.append("m_(m)")
michael@0: 
michael@0:     if r:
michael@0:         ret.append("r_(r)")
michael@0: 
michael@0:     for arg in range(0, args):
michael@0:         ret.append("a%d_(a%d)"%(arg, arg))
michael@0:     return ", ".join(ret)
michael@0: 
michael@0: def gen_typenames(args, member):
michael@0:     if member:
michael@0:         ret = ["typename C"]
michael@0:     else:
michael@0:         ret = []
michael@0:     ret.append("typename M")
michael@0: 
michael@0:     for arg in range(0, args):
michael@0:         ret.append("typename A%d"%(arg))
michael@0:     return ", ".join(ret)
michael@0: 
michael@0: def gen_types(args, member):
michael@0:     if member:
michael@0:         ret = ["C"]
michael@0:     else:
michael@0:         ret = []
michael@0:     ret.append("M")
michael@0:     for arg in range(0, args):
michael@0:         ret.append("A%d"%(arg))
michael@0:     return ", ".join(ret)
michael@0: 
michael@0: 
michael@0: def generate_class_template(args, ret = False, member = True):
michael@0:     print "// %d arguments --"%args
michael@0:     if member:
michael@0:         nm = "m"
michael@0:     else:
michael@0:         nm = "nm"
michael@0: 
michael@0:     if not ret:
michael@0:         print "template<"+ gen_typenames(args, member) + "> class runnable_args_%s_%d : public runnable_args_base {"%(nm, args)
michael@0:     else:
michael@0:         print "template<"+ gen_typenames(args, member) + ", typename R> class runnable_args_%s_%d_ret : public runnable_args_base {"%(nm, args)
michael@0: 
michael@0:     print " public:"
michael@0: 
michael@0:     if not ret:
michael@0:         print "  runnable_args_%s_%d("%(nm, args) + gen_args_type(args, member) + ") :"
michael@0:         print "    " + gen_init(args, False, member) + "  {}"
michael@0:     else:
michael@0:         print "  runnable_args_%s_%d_ret("%(nm, args) + gen_args_type(args, member) + ", R *r) :"
michael@0:         print "    " + gen_init(args, True, member) + "  {}"
michael@0:         print "  virtual bool returns_value() const { return true; }"
michael@0:     print
michael@0:     print "  NS_IMETHOD Run() {"
michael@0:     if ret:
michael@0:         print "    *r_ =",
michael@0:     else:
michael@0:         print "   ",
michael@0:     if member:
michael@0:         print "((*o_).*m_)(" + gen_args_(args) + ");"
michael@0:     else:
michael@0:         print "m_(" + gen_args_(args) + ");"
michael@0: 
michael@0:     print "    return NS_OK;"
michael@0:     print "  }"
michael@0:     print
michael@0:     print " private:"
michael@0:     if member:
michael@0:         print "  C o_;"
michael@0:     print "  M m_;"
michael@0:     if ret:
michael@0:         print "  R* r_;"
michael@0:     for arg in range(0, args):
michael@0:         print "  A%d a%d_;"%(arg, arg)
michael@0:     print "};"
michael@0:     print
michael@0:     print
michael@0:     print
michael@0: 
michael@0: def generate_function_template(args, member):
michael@0:     if member:
michael@0:         nm = "m"
michael@0:         NM = "";
michael@0:     else:
michael@0:         nm = "nm"
michael@0:         NM = "NM";
michael@0:         
michael@0:     print "// %d arguments --"%args
michael@0:     print "template<" + gen_typenames(args, member) + ">"
michael@0:     print "runnable_args_%s_%d<"%(nm, args) + gen_types(args, member) + ">* WrapRunnable%s("%NM + gen_args_type(args, member) + ") {"
michael@0:     print "  return new runnable_args_%s_%d<"%(nm, args) + gen_types(args, member) + ">"
michael@0:     print "    (" + gen_args(args, member) + ");"
michael@0:     print "}"
michael@0:     print
michael@0: 
michael@0: def generate_function_template_ret(args, member):
michael@0:     if member:
michael@0:         nm = "m"
michael@0:         NM = "";
michael@0:     else:
michael@0:         nm = "nm"
michael@0:         NM = "NM";
michael@0:     print "// %d arguments --"%args
michael@0:     print "template<" + gen_typenames(args, member) + ", typename R>"
michael@0:     print "runnable_args_%s_%d_ret<"%(nm, args) + gen_types(args, member) + ", R>* WrapRunnable%sRet("%NM + gen_args_type(args, member) + ", R* r) {"
michael@0:     print "  return new runnable_args_%s_%d_ret<"%(nm, args) + gen_types(args, member) + ", R>"
michael@0:     print "    (" + gen_args(args, member) + ", r);"
michael@0:     print "}"
michael@0:     print
michael@0: 
michael@0: 
michael@0: print boilerplate
michael@0: print
michael@0: 
michael@0: for num_args in range (0, MAX_ARGS):
michael@0:     generate_class_template(num_args, False, False)
michael@0:     generate_class_template(num_args, True, False)
michael@0:     generate_class_template(num_args, False, True)
michael@0:     generate_class_template(num_args, True, True)
michael@0: 
michael@0: 
michael@0: print
michael@0: print
michael@0: print
michael@0: 
michael@0: for num_args in range(0, MAX_ARGS):
michael@0:     generate_function_template(num_args, False)
michael@0:     generate_function_template_ret(num_args, False)
michael@0:     generate_function_template(num_args, True)
michael@0:     generate_function_template_ret(num_args, True)
michael@0: 
michael@0: 
michael@0: