cocos2dx 导出c++类供lua使用

官方教程传送门http://www.cocos2d-x.org/docs/manual/framework/native/wiki/how-to-use-bindings-generator/zh

..编辑 ini文件
修改py脚本内容
运行py工具
就可以使用了

目前还不会lua传函数给c++ 类执行

ini文件


[network_srv]
#theprefixtobeaddedtothegeneratedfunctions.Youmightormightnotusethisinyourown
#templates
prefix=network_srv

#createatargetnamespace(injavascript,thiswouldcreatesomecodeliketheequiv.to`ns=ns||{}`)
#allclasseswillbeembeddedinthatnamespace
target_namespace=

android_headers=-I%(androidndkdir)s/platforms/android-14/arch-arm/usr/include-I%(androidndkdir)s/sources/cxx-stl/gnu-libstdc++/4.7/libs/armeabi-v7a/include-I%(androidndkdir)s/sources/cxx-stl/gnu-libstdc++/4.7/include-I%(androidndkdir)s/sources/cxx-stl/gnu-libstdc++/4.8/libs/armeabi-v7a/include-I%(androidndkdir)s/sources/cxx-stl/gnu-libstdc++/4.8/include
android_flags=-D_SIZE_T_DEFINED_

clang_headers=-I%(clangllvmdir)s/lib/clang/3.3/include
clang_flags=-nostdinc-xc++-std=c++11-U__SSE__

cocos_headers=-I%(cocosdir)s/cocos-I%(cocosdir)s/cocos/platform/android-I%(cocosdir)s/cocos/editor-support-I%(cocosdir)s/external-I%(cocosdir)s/cocos/scripting/lua-bindings/manual-I%(cocosdir)s/external/lua/lua-I%(cocosdir)s/external/lua



cocos_flags=-DANDROID

cxxgenerator_headers=

#extraargumentsforclang
extra_arguments=%(android_headers)s%(clang_headers)s%(cxxgenerator_headers)s%(cocos_headers)s%(android_flags)s%(clang_flags)s%(cocos_flags)s%(extra_flags)s

#whatheaderstoparse
headers=C:/Users/hk/Documents/Cocos/CocosProjects/LuaTest/frameworks/runtime-src/Classes/network_srv.h

#whatclassestoproducecodefor.Youcanuseregularexpressionshere.Whentestingtheregular
#expression,itwillbeenclosedin"^$",likethis:"^Menu*$".
classes=network_srvNetMgr

#whatshouldweskip?intheformatClassName::[functionfunction]
#ClassNameisaregularexpression,butwillbeusedlikethis:"^ClassName$"functionsarealso
#regularexpressions,theywillnotbesurroundedby"^$".Ifyouwanttoskipawholeclass,just
#addasingle"*"asfunctions.Seebellowforseveralexamples.Aspecialclassnameis"*",which
#willapplytoallclassnames.Thisisaconveniencewildcardtobeabletoskipsimilarnamed
#functionsfromallclasses.

skip=

rename_functions=

rename_classes=

#forallclassnames,shouldweremovesomethingwhenregisteringinthetargetVM?
remove_prefix=

#classesforwhichtherewillbeno"parent"lookup
classes_have_no_parents=

#baseclasseswhichwillbeskippedwhentheirsub-classesfoundthem.
base_classes_to_skip=

#classesthatcreatenoconstructor
#Setisspecialandwewilluseahand-writtenconstructor
abstract_classes=

#Determiningwhethertousescriptobject(jsobject)tocontrolthelifecycleofnative(cpp)objectortheotherwayaround.Supportedvaluesare'yes'or'no'.
script_control_cpp=no

genbindings.py文件

#!/usr/bin/python

#Thisscriptisusedtogenerateluabindinggluecodes.
#Androidndkversionmustbendk-r9b.


importsys
importos,os.path
importshutil
importConfigParser
importsubprocess
importre
fromcontextlibimportcontextmanager


def_check_ndk_root_env():
'''CheckingtheenvironmentNDK_ROOT,whichwillbeusedforbuilding
'''

try:
NDK_ROOT=os.environ['NDK_ROOT']
exceptException:
print"NDK_ROOTnotdefined.PleasedefineNDK_ROOTinyourenvironment."
sys.exit(1)

returnNDK_ROOT

def_check_python_bin_env():
'''CheckingtheenvironmentPYTHON_BIN,whichwillbeusedforbuilding
'''

try:
PYTHON_BIN=os.environ['PYTHON_BIN']
exceptException:
print"PYTHON_BINnotdefined,usecurrentpython."
PYTHON_BIN=sys.executable

returnPYTHON_BIN


classCmdError(Exception):
pass


@contextmanager
def_pushd(newDir):
prevIoUsDir=os.getcwd()
os.chdir(newDir)
yield
os.chdir(prevIoUsDir)

def_run_cmd(command):
ret=subprocess.call(command,shell=True)
ifret!=0:
message="Errorrunningcommand"
raiseCmdError(message)

defmain():

cur_platform='??'
llvm_path='??'
ndk_root=_check_ndk_root_env()
#delthe"inthepath
ndk_root=re.sub(r"\"","",ndk_root)
python_bin=_check_python_bin_env()

platform=sys.platform
ifplatform=='win32':
cur_platform='windows'
elifplatform=='darwin':
cur_platform=platform
elif'linux'inplatform:
cur_platform='linux'
else:
print'Yourplatformisnotsupported!'
sys.exit(1)

ifplatform=='win32':
x86_llvm_path=os.path.abspath(os.path.join(ndk_root,'toolchains/llvm-3.3/prebuilt','%s'%cur_platform))
else:
x86_llvm_path=os.path.abspath(os.path.join(ndk_root,'%s-%s'%(cur_platform,'x86')))
x64_llvm_path=os.path.abspath(os.path.join(ndk_root,'x86_64')))

ifos.path.isdir(x86_llvm_path):
llvm_path=x86_llvm_path
elifos.path.isdir(x64_llvm_path):
llvm_path=x64_llvm_path
else:
print'llvmtoolchainnotfound!'
print'path:%sorpath:%sarenotvalid!'%(x86_llvm_path,x64_llvm_path)
sys.exit(1)

project_root=os.path.abspath(os.path.join(os.path.dirname(__file__),'..','..'))
cocos_root=os.path.abspath(os.path.join(project_root,''))
cxx_generator_root=os.path.abspath(os.path.join(project_root,'tools/bindings-generator'))

#saveconfigtofile
config=ConfigParser.ConfigParser()
config.set('DEFAULT','androidndkdir',ndk_root)
config.set('DEFAULT','clangllvmdir',llvm_path)
config.set('DEFAULT','cocosdir',cocos_root)
config.set('DEFAULT','cxxgeneratordir',cxx_generator_root)
config.set('DEFAULT','extra_flags','')

#Tofixparseerroronwindows,wemustdifine__WCHAR_MAX__andundefine__MINGW32__.
ifplatform=='win32':
config.set('DEFAULT','-D__WCHAR_MAX__=0x7fffffff-U__MINGW32__')

conf_ini_file=os.path.abspath(os.path.join(os.path.dirname(__file__),'userconf.ini'))

print'generatinguserconf.ini...'
withopen(conf_ini_file,'w')asconfigfile:
config.write(configfile)


#setproperenvironmentvariables
if'linux'inplatformorplatform=='darwin':
os.putenv('LD_LIBRARY_PATH','%s/libclang'%cxx_generator_root)
ifplatform=='win32':
path_env=os.environ['PATH']
os.putenv('PATH',r'%s;%s\libclang;%s\tools\win32;'%(path_env,cxx_generator_root,cxx_generator_root))


try:

tolua_root='%s/tools/tolua'%project_root
output_dir='C:/Users/hk/Documents/Cocos/CocosProjects/LuaTest/frameworks/runtime-src/Classes'

cmd_args={'network_srv.ini':('network_srv','lua_network_srv_auto')
}
target='lua'
generator_py='%s/generator.py'%cxx_generator_root
forkeyincmd_args.keys():
args=cmd_args[key]
cfg='%s/%s'%(tolua_root,key)
print'Generatingbindingsfor%s...'%(key[:-4])
command='%s%s%s-s%s-t%s-o%s-n%s'%(python_bin,generator_py,cfg,args[0],target,output_dir,args[1])
_run_cmd(command)

ifplatform=='win32':
with_pushd(output_dir):
_run_cmd('dos2unix*')

print'---------------------------------'
print'Generatingluabindingssucceeds.'
print'---------------------------------'

exceptExceptionase:
ife.__class__.__name__=='CmdError':
print'---------------------------------'
print'Generatingluabindingsfails.'
print'---------------------------------'
os.system("pause")
else:
raise


#--------------main--------------
if__name__=='__main__':
main()

测试代码

network_srv.h文件

#ifndefnetwork_srv___
#definenetwork_srv___


#include"cocos2d.h"
#include"network/HttpRequest.h"
#include"network/HttpClient.h"

#include"network/HttpResponse.h"





usingnamespacecocos2d;
usingnamespacecocos2d::network;
usingnamespacestd;

classnetwork_srv:publiccocos2d::Ref
{
public:
	CREATE_FUNC(network_srv);

	boolinit(){returntrue;}

	network_srv()
	{
		this->retain();
	}

	voidrun();
};







	#defineURL_BASE"http://127.0.0.1:8080/cocos/"

	//#defineURL_BASE"http://qq771911064.oicp.net:8080/cocos/"

#defineDATA_MAX_LENGTH100

classNetMgr
{
public:
	staticNetMgr*getInstance();


	/**
	*@briefnewaHttpRequest
	*@paramactionsuchas"login?name=1&&pass=1"
	*@
	*/
	voidnewRequest(constchar*action);


	/**
	*@briefifisDonepleasecallthistogetdata
	*@returndatafromsrv
	*@
	*/
	constchar*getData();

	/**
	*@briefchecknetworkisdoneornot
	*@return0is'tcompleted
	*@retuen1completed
	*/
	intisDone();

private:
	NetMgr();
	int__isDone;/*0is'sdone,1done*/
	char_data[DATA_MAX_LENGTH];

};















#endif//

cpp代码

#include"network_srv.h"

voidnetwork_srv::run()
{

	NetMgr::getInstance()->newRequest("login?name=1&&pass=1");





}



voidNetMgr::newRequest(constchar*action)
{
	__isDone=0;

	stringurl=URL_BASE;
	url+=action;

	HttpRequest*request=newHttpRequest;

	request->setUrl(url.c_str());
	request->setRequestType(HttpRequest::Type::GET);

	request->setResponseCallback([=](HttpClient*client,HttpResponse*respone)
	{
		if(respone->getResponseCode()!=200)return;


		vector<char>*buffer=respone->getResponseData();

		CC_ASSERT(DATA_MAX_LENGTH>buffer->size(),"NetMgrbuffersizeoverfloaw");

		for(inti=0;i<buffer->size();i++)
		{
			_data[i]=(*buffer)[i];

		}
		_data[buffer->size()]='\0';
		__isDone=1;

	});




	HttpClient::getInstance()->setTimeoutForConnect(10);
	HttpClient::getInstance()->send(request);
	request->release();


}



NetMgr*NetMgr::getInstance()
{
	staticNetMgr*_netmgr__=0;
	if(_netmgr__==0)
	{
		_netmgr__=newNetMgr;
	}
	return_netmgr__;
}

constchar*NetMgr::getData()
{
	__isDone=0;
	return_data;
}


intNetMgr::isDone()
{
	return__isDone;
}


NetMgr::NetMgr()
{
	__isDone=0;
}

lua代码

localfunctionmenuCallbackClose()
ifNetMgr:getInstance():isDone()==1then
release_print("recvdata"..NetMgr:getInstance():getData())
end
end

--addhandlerforcloseitem
localmenuToolsItem=rootNode:getChildByName("Button_1")
menuToolsItem:addTouchEventListener(menuCallbackClose)

srv=network_srv:create();
srv:run();

原文地址：https://www.jb51.cc/cocos2dx/341041.html

cocos2dx 导出c++类供lua使用

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