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July 2, 2015 01:22
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/* | |
* Copyright (c) 2013-2014 Chukong Technologies Inc. | |
* | |
* Permission is hereby granted, free of charge, to any person obtaining a copy | |
* of this software and associated documentation files (the "Software"), to deal | |
* in the Software without restriction, including without limitation the rights | |
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
* copies of the Software, and to permit persons to whom the Software is | |
* furnished to do so, subject to the following conditions: | |
* | |
* The above copyright notice and this permission notice shall be included in | |
* all copies or substantial portions of the Software. | |
* | |
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |
* THE SOFTWARE. | |
*/ | |
#import <Foundation/Foundation.h> | |
#import "JavaScriptObjCBridge.h" | |
#include "spidermonkey_specifics.h" | |
#include "ScriptingCore.h" | |
#include "js_manual_conversions.h" | |
#include "cocos2d.h" | |
JavaScriptObjCBridge::CallInfo::~CallInfo(void) | |
{ | |
if (m_returnType == TypeString) | |
{ | |
delete m_ret.stringValue; | |
} | |
} | |
JS::Value JavaScriptObjCBridge::convertReturnValue(JSContext *cx, ReturnValue retValue, ValueType type) | |
{ | |
JS::Value ret = JSVAL_NULL; | |
switch (type) | |
{ | |
case TypeInteger: | |
return INT_TO_JSVAL(retValue.intValue); | |
case TypeFloat: | |
return DOUBLE_TO_JSVAL((double)retValue.floatValue); | |
case TypeBoolean: | |
return BOOLEAN_TO_JSVAL(retValue.boolValue); | |
case TypeString: | |
return c_string_to_jsval(cx, retValue.stringValue->c_str(),retValue.stringValue->size()); | |
} | |
return ret; | |
} | |
bool JavaScriptObjCBridge::CallInfo::execute(JSContext *cx,jsval *argv,unsigned argc) | |
{ | |
NSString * className =[NSString stringWithCString: m_className.c_str() encoding:NSUTF8StringEncoding]; | |
NSString *methodName = [NSString stringWithCString: m_methodName.c_str() encoding:NSUTF8StringEncoding]; | |
bool ok = true; | |
NSMutableDictionary *m_dic = [NSMutableDictionary dictionary]; | |
for(int i = 2;i<argc;i++){ | |
jsval arg = argv[i]; | |
NSString *key = [NSString stringWithFormat:@"argument%d" ,i-2]; | |
if(arg.isObject() || arg.isObject()){ | |
m_dic = NULL; | |
m_error = JSO_ERR_TYPE_NOT_SUPPORT; | |
return false; | |
}else if(arg.isString()){ | |
JSStringWrapper valueWapper(arg.toString(), cx); | |
[m_dic setObject:[NSString stringWithCString:valueWapper.get() encoding:NSUTF8StringEncoding] forKey:key]; | |
}else if(arg.isNumber()){ | |
double a; | |
ok &= JS::ToNumber(cx, JS::RootedValue(cx,arg), &a); | |
[m_dic setObject:[NSNumber numberWithFloat:a] forKey:key]; | |
}else if(arg.isBoolean()){ | |
bool a = JS::ToBoolean(JS::RootedValue(cx,arg)); | |
[m_dic setObject:[NSNumber numberWithBool:a] forKey:key]; | |
} | |
} | |
JSB_PRECONDITION2(ok, cx, false, "Error processing arguments"); | |
if(!className || !methodName){ | |
m_error = JSO_ERR_INVALID_AEGUMENTS; | |
return false; | |
} | |
Class targetClass = NSClassFromString(className); | |
if(!targetClass){ | |
m_error = JSO_ERR_CLASS_NOT_FOUND; | |
return false; | |
} | |
SEL methodSel; | |
methodSel = NSSelectorFromString(methodName); | |
if(!methodSel){ | |
m_error = JSO_ERR_METHOD_NOT_FOUND; | |
return false; | |
} | |
methodSel = NSSelectorFromString(methodName); | |
NSMethodSignature *methodSig = [targetClass methodSignatureForSelector:(SEL)methodSel]; | |
if(methodSig == nil){ | |
m_error = JSO_ERR_METHOD_NOT_FOUND; | |
return false; | |
} | |
@try { | |
NSInvocation *invocation = [NSInvocation invocationWithMethodSignature:methodSig]; | |
[invocation setTarget:targetClass]; | |
[invocation setSelector:methodSel]; | |
if(m_dic != nil){ | |
for(int i = 2;i<m_dic.count+2;i++){ | |
id obj = [m_dic objectForKey:[NSString stringWithFormat:@"argument%d",i-2] ]; | |
if ([obj isKindOfClass:[NSNumber class]] && | |
((strcmp([obj objCType], "c") == 0 || strcmp([obj objCType], "B") == 0))) //BOOL | |
{ | |
bool b = [obj boolValue]; | |
[invocation setArgument:&b atIndex:i]; | |
} | |
else | |
{ | |
[invocation setArgument:&obj atIndex:i]; | |
} | |
} | |
} | |
NSUInteger returnLength = [methodSig methodReturnLength]; | |
const char *returnType = [methodSig methodReturnType]; | |
[invocation invoke]; | |
if(returnLength >0){ | |
if (strcmp(returnType, "@") == 0) | |
{ | |
id ret; | |
[invocation getReturnValue:&ret]; | |
pushValue(ret); | |
} | |
else if (strcmp(returnType, "c") == 0 || strcmp(returnType, "B") == 0) // BOOL | |
{ | |
char ret; | |
[invocation getReturnValue:&ret]; | |
m_ret.boolValue = ret; | |
m_returnType = TypeBoolean; | |
} | |
else if (strcmp(returnType, "i") == 0) // int | |
{ | |
int ret; | |
[invocation getReturnValue:&ret]; | |
m_ret.intValue = ret; | |
m_returnType = TypeInteger; | |
} | |
else if (strcmp(returnType, "f") == 0) // float | |
{ | |
float ret; | |
[invocation getReturnValue:&ret]; | |
m_ret.floatValue = ret; | |
m_returnType = TypeFloat; | |
} | |
else | |
{ | |
m_error = JSO_ERR_TYPE_NOT_SUPPORT; | |
NSLog(@"not support return type = %s", returnType); | |
return false; | |
} | |
}else{ | |
m_returnType = TypeVoid; | |
} | |
}@catch(NSException *exception){ | |
NSLog(@"EXCEPTION THROW: %@", exception); | |
m_error = JSO_ERR_EXCEPTION_OCCURRED; | |
return false; | |
} | |
return true; | |
} | |
void JavaScriptObjCBridge::CallInfo::pushValue(void *val){ | |
id oval = (id)val; | |
if (oval == nil) | |
{ | |
return; | |
} | |
else if ([oval isKindOfClass:[NSNumber class]]) | |
{ | |
NSNumber *number = (NSNumber *)oval; | |
const char *numberType = [number objCType]; | |
if (strcmp(numberType, @encode(BOOL)) == 0) | |
{ | |
m_ret.boolValue = [number boolValue]; | |
m_returnType = TypeBoolean; | |
} | |
else if (strcmp(numberType, @encode(int)) == 0) | |
{ | |
m_ret.intValue = [number intValue]; | |
m_returnType = TypeInteger; | |
} | |
else | |
{ | |
m_ret.floatValue = [number floatValue]; | |
m_returnType = TypeFloat; | |
} | |
} | |
else if ([oval isKindOfClass:[NSString class]]) | |
{ | |
const char *content = [oval cStringUsingEncoding:NSUTF8StringEncoding]; | |
m_ret.stringValue = new string(content); | |
m_returnType = TypeString; | |
} | |
else if ([oval isKindOfClass:[NSDictionary class]]) | |
{ | |
} | |
else | |
{ | |
const char *content = [[NSString stringWithFormat:@"%@", oval] cStringUsingEncoding:NSUTF8StringEncoding]; | |
m_ret.stringValue = new string(content); | |
m_returnType = TypeString; | |
} | |
} | |
/** | |
* @brief Initialize Object and needed properties. | |
* | |
*/ | |
JS_BINDED_CLASS_GLUE_IMPL(JavaScriptObjCBridge); | |
/** | |
* @brief Implementation for the Javascript Constructor | |
* | |
*/ | |
JS_BINDED_CONSTRUCTOR_IMPL(JavaScriptObjCBridge) | |
{ | |
JavaScriptObjCBridge* jsj = new JavaScriptObjCBridge(); | |
js_proxy_t *p; | |
jsval out; | |
JSObject *obj = JS_NewObject(cx, &JavaScriptObjCBridge::js_class, JS::RootedObject(cx, JavaScriptObjCBridge::js_proto), JS::RootedObject(cx, JavaScriptObjCBridge::js_parent)); | |
if (obj) { | |
JS_SetPrivate(obj, jsj); | |
out = OBJECT_TO_JSVAL(obj); | |
} | |
JS::CallArgs args = JS::CallArgsFromVp(argc, vp); | |
args.rval().set(out); | |
p =jsb_new_proxy(jsj, obj); | |
JS::AddNamedObjectRoot(cx, &p->obj, "JavaScriptObjCBridge"); | |
return true; | |
} | |
/** | |
* @brief destructor for Javascript | |
* | |
*/ | |
static void basic_object_finalize(JSFreeOp *freeOp, JSObject *obj) | |
{ | |
CCLOG("basic_object_finalize %p ...", obj); | |
} | |
JS_BINDED_FUNC_IMPL(JavaScriptObjCBridge, callStaticMethod){ | |
JS::CallArgs args = JS::CallArgsFromVp(argc, vp); | |
if (argc >= 2) { | |
JSStringWrapper arg0(args.get(0)); | |
JSStringWrapper arg1(args.get(1)); | |
CallInfo call(arg0.get(),arg1.get()); | |
bool ok = call.execute(cx,args.array(),argc); | |
if(!ok){ | |
JS_ReportError(cx, "js_cocos2dx_JSObjCBridge : call result code: %d", call.getErrorCode()); | |
return false; | |
} | |
args.rval().set(convertReturnValue(cx, call.getReturnValue(), call.getReturnValueType())); | |
return ok; | |
} | |
return false; | |
} | |
static bool js_is_native_obj(JSContext *cx, uint32_t argc, jsval *vp) | |
{ | |
JS::CallArgs args = JS::CallArgsFromVp(argc, vp); | |
args.rval().setBoolean(true); | |
return true; | |
} | |
/** | |
* @brief register JavascriptJavaBridge to be usable in js | |
* | |
*/ | |
void JavaScriptObjCBridge::_js_register(JSContext *cx, JS::HandleObject global) | |
{ | |
JSClass jsclass = { | |
"JavaScriptObjCBridge", JSCLASS_HAS_PRIVATE, JS_PropertyStub, JS_DeletePropertyStub, JS_PropertyStub, JS_StrictPropertyStub, JS_EnumerateStub, JS_ResolveStub, JS_ConvertStub,basic_object_finalize | |
}; | |
JavaScriptObjCBridge::js_class = jsclass; | |
static JSPropertySpec props[] = { | |
JS_PSG("__nativeObj", js_is_native_obj, JSPROP_PERMANENT | JSPROP_ENUMERATE ), | |
JS_PS_END | |
}; | |
static JSFunctionSpec funcs[] = { | |
JS_BINDED_FUNC_FOR_DEF(JavaScriptObjCBridge, callStaticMethod), | |
JS_FS_END | |
}; | |
JavaScriptObjCBridge::js_parent = NULL; | |
JavaScriptObjCBridge::js_proto = JS_InitClass(cx, global, JS::NullPtr(), &JavaScriptObjCBridge::js_class , JavaScriptObjCBridge::_js_constructor, 0, props, funcs, NULL, NULL); | |
} | |
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