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1 // Copyright 2014 PDFium Authors. All rights reserved. | |
2 // Use of this source code is governed by a BSD-style license that can be | |
3 // found in the LICENSE file. | |
4 | |
5 // Original code copyright 2014 Foxit Software Inc. http://www.foxitsoftware.com | |
6 | |
7 #ifndef FPDFSDK_SRC_JAVASCRIPT_JS_DEFINE_H_ | |
8 #define FPDFSDK_SRC_JAVASCRIPT_JS_DEFINE_H_ | |
9 | |
10 #include <vector> | |
11 | |
12 #include "fpdfsdk/include/jsapi/fxjs_v8.h" | |
13 #include "fpdfsdk/src/javascript/JS_Object.h" | |
14 #include "fpdfsdk/src/javascript/JS_Value.h" | |
15 #include "fpdfsdk/src/javascript/resource.h" | |
16 | |
17 struct JSConstSpec { | |
18 const wchar_t* pName; | |
19 double number; | |
20 const wchar_t* string; // NOLINT | |
21 uint8_t t; // 0:double 1:str | |
22 }; | |
23 | |
24 struct JSPropertySpec { | |
25 const wchar_t* pName; | |
26 v8::AccessorGetterCallback pPropGet; | |
27 v8::AccessorSetterCallback pPropPut; | |
28 }; | |
29 | |
30 struct JSMethodSpec { | |
31 const wchar_t* pName; | |
32 v8::FunctionCallback pMethodCall; | |
33 }; | |
34 | |
35 #define JS_WIDESTRING(widestring) L## #widestring | |
36 #define BEGIN_JS_STATIC_CONST(js_class_name) \ | |
37 JSConstSpec js_class_name::JS_Class_Consts[] = { | |
38 #define JS_STATIC_CONST_ENTRY_NUMBER(const_name, pValue) \ | |
39 { const_name, pValue, L"", 0 } \ | |
40 , | |
41 | |
42 #define JS_STATIC_CONST_ENTRY_STRING(const_name, pValue) \ | |
43 { const_name, 0, pValue, 1 } \ | |
44 , | |
45 | |
46 #define END_JS_STATIC_CONST() \ | |
47 { 0, 0, 0, 0 } \ | |
48 } \ | |
49 ; // NOLINT | |
50 | |
51 #define BEGIN_JS_STATIC_PROP(js_class_name) \ | |
52 JSPropertySpec js_class_name::JS_Class_Properties[] = { | |
53 #define JS_STATIC_PROP_ENTRY(prop_name) \ | |
54 { \ | |
55 JS_WIDESTRING(prop_name), get_##prop_name##_static, \ | |
56 set_##prop_name##_static \ | |
57 } \ | |
58 , | |
59 | |
60 #define END_JS_STATIC_PROP() \ | |
61 { 0, 0, 0 } \ | |
62 } \ | |
63 ; // NOLINT | |
64 | |
65 #define BEGIN_JS_STATIC_METHOD(js_class_name) \ | |
66 JSMethodSpec js_class_name::JS_Class_Methods[] = { | |
67 #define JS_STATIC_METHOD_ENTRY(method_name) \ | |
68 { JS_WIDESTRING(method_name), method_name##_static } \ | |
69 , | |
70 | |
71 #define END_JS_STATIC_METHOD() \ | |
72 { 0, 0 } \ | |
73 } \ | |
74 ; // NOLINT | |
75 | |
76 template <class C, | |
77 FX_BOOL (C::*M)(IJS_Context*, CJS_PropValue&, CFX_WideString&)> | |
78 void JSPropGetter(const char* prop_name_string, | |
79 const char* class_name_string, | |
80 v8::Local<v8::String> property, | |
81 const v8::PropertyCallbackInfo<v8::Value>& info) { | |
82 v8::Isolate* isolate = info.GetIsolate(); | |
83 CJS_Runtime* pRuntime = | |
84 static_cast<CJS_Runtime*>(FXJS_GetRuntimeFromIsolate(isolate)); | |
85 if (!pRuntime) | |
86 return; | |
87 IJS_Context* pContext = pRuntime->GetCurrentContext(); | |
88 CJS_Object* pJSObj = (CJS_Object*)FXJS_GetPrivate(isolate, info.Holder()); | |
89 C* pObj = reinterpret_cast<C*>(pJSObj->GetEmbedObject()); | |
90 CFX_WideString sError; | |
91 CJS_PropValue value(pRuntime); | |
92 value.StartGetting(); | |
93 if (!(pObj->*M)(pContext, value, sError)) { | |
94 FXJS_Error(isolate, JSFormatErrorString(class_name_string, prop_name_string, | |
95 sError)); | |
96 return; | |
97 } | |
98 info.GetReturnValue().Set((v8::Local<v8::Value>)value); | |
99 } | |
100 | |
101 template <class C, | |
102 FX_BOOL (C::*M)(IJS_Context*, CJS_PropValue&, CFX_WideString&)> | |
103 void JSPropSetter(const char* prop_name_string, | |
104 const char* class_name_string, | |
105 v8::Local<v8::String> property, | |
106 v8::Local<v8::Value> value, | |
107 const v8::PropertyCallbackInfo<void>& info) { | |
108 v8::Isolate* isolate = info.GetIsolate(); | |
109 CJS_Runtime* pRuntime = | |
110 static_cast<CJS_Runtime*>(FXJS_GetRuntimeFromIsolate(isolate)); | |
111 if (!pRuntime) | |
112 return; | |
113 IJS_Context* pContext = pRuntime->GetCurrentContext(); | |
114 CJS_Object* pJSObj = (CJS_Object*)FXJS_GetPrivate(isolate, info.Holder()); | |
115 C* pObj = reinterpret_cast<C*>(pJSObj->GetEmbedObject()); | |
116 CFX_WideString sError; | |
117 CJS_PropValue propValue(CJS_Value(pRuntime, value, CJS_Value::VT_unknown)); | |
118 propValue.StartSetting(); | |
119 if (!(pObj->*M)(pContext, propValue, sError)) { | |
120 FXJS_Error(isolate, JSFormatErrorString(class_name_string, prop_name_string, | |
121 sError)); | |
122 } | |
123 } | |
124 | |
125 #define JS_STATIC_PROP(prop_name, class_name) \ | |
126 static void get_##prop_name##_static( \ | |
127 v8::Local<v8::String> property, \ | |
128 const v8::PropertyCallbackInfo<v8::Value>& info) { \ | |
129 JSPropGetter<class_name, &class_name::prop_name>(#prop_name, #class_name, \ | |
130 property, info); \ | |
131 } \ | |
132 static void set_##prop_name##_static( \ | |
133 v8::Local<v8::String> property, v8::Local<v8::Value> value, \ | |
134 const v8::PropertyCallbackInfo<void>& info) { \ | |
135 JSPropSetter<class_name, &class_name::prop_name>(#prop_name, #class_name, \ | |
136 property, value, info); \ | |
137 } | |
138 | |
139 template <class C, | |
140 FX_BOOL (C::*M)(IJS_Context*, | |
141 const std::vector<CJS_Value>&, | |
142 CJS_Value&, | |
143 CFX_WideString&)> | |
144 void JSMethod(const char* method_name_string, | |
145 const char* class_name_string, | |
146 const v8::FunctionCallbackInfo<v8::Value>& info) { | |
147 v8::Isolate* isolate = info.GetIsolate(); | |
148 CJS_Runtime* pRuntime = | |
149 static_cast<CJS_Runtime*>(FXJS_GetRuntimeFromIsolate(isolate)); | |
150 if (!pRuntime) | |
151 return; | |
152 IJS_Context* pContext = pRuntime->GetCurrentContext(); | |
153 std::vector<CJS_Value> parameters; | |
154 for (unsigned int i = 0; i < (unsigned int)info.Length(); i++) { | |
155 parameters.push_back(CJS_Value(pRuntime, info[i], CJS_Value::VT_unknown)); | |
156 } | |
157 CJS_Value valueRes(pRuntime); | |
158 CJS_Object* pJSObj = (CJS_Object*)FXJS_GetPrivate(isolate, info.Holder()); | |
159 C* pObj = reinterpret_cast<C*>(pJSObj->GetEmbedObject()); | |
160 CFX_WideString sError; | |
161 if (!(pObj->*M)(pContext, parameters, valueRes, sError)) { | |
162 FXJS_Error(isolate, JSFormatErrorString(class_name_string, | |
163 method_name_string, sError)); | |
164 return; | |
165 } | |
166 info.GetReturnValue().Set(valueRes.ToV8Value()); | |
167 } | |
168 | |
169 #define JS_STATIC_METHOD(method_name, class_name) \ | |
170 static void method_name##_static( \ | |
171 const v8::FunctionCallbackInfo<v8::Value>& info) { \ | |
172 JSMethod<class_name, &class_name::method_name>(#method_name, #class_name, \ | |
173 info); \ | |
174 } | |
175 | |
176 #define JS_SPECIAL_STATIC_METHOD(method_name, class_alternate, class_name) \ | |
177 static void method_name##_static( \ | |
178 const v8::FunctionCallbackInfo<v8::Value>& info) { \ | |
179 JSMethod<class_alternate, &class_alternate::method_name>( \ | |
180 #method_name, #class_name, info); \ | |
181 } | |
182 | |
183 // All JS classes have a name, an object defintion ID, and the ability to | |
184 // register themselves with FXJS_V8. We never make a BASE class on its own | |
185 // because it can't really do anything. | |
186 #define DECLARE_JS_CLASS_BASE_PART() \ | |
187 static const wchar_t* g_pClassName; \ | |
188 static int g_nObjDefnID; \ | |
189 static void DefineJSObjects(v8::Isolate* pIsolate, FXJSOBJTYPE eObjType); | |
190 | |
191 #define IMPLEMENT_JS_CLASS_BASE_PART(js_class_name, class_name) \ | |
192 const wchar_t* js_class_name::g_pClassName = JS_WIDESTRING(class_name); \ | |
193 int js_class_name::g_nObjDefnID = -1; | |
194 | |
195 // CONST classes provide constants, but not constructors, methods, or props. | |
196 #define DECLARE_JS_CLASS_CONST() \ | |
197 DECLARE_JS_CLASS_BASE_PART() \ | |
198 DECLARE_JS_CLASS_CONST_PART() | |
199 | |
200 #define IMPLEMENT_JS_CLASS_CONST(js_class_name, class_name) \ | |
201 IMPLEMENT_JS_CLASS_BASE_PART(js_class_name, class_name) \ | |
202 IMPLEMENT_JS_CLASS_CONST_PART(js_class_name, class_name) \ | |
203 void js_class_name::DefineJSObjects(v8::Isolate* pIsolate, \ | |
204 FXJSOBJTYPE eObjType) { \ | |
205 g_nObjDefnID = FXJS_DefineObj(pIsolate, js_class_name::g_pClassName, \ | |
206 eObjType, nullptr, nullptr); \ | |
207 DefineConsts(pIsolate); \ | |
208 } | |
209 | |
210 #define DECLARE_JS_CLASS_CONST_PART() \ | |
211 static JSConstSpec JS_Class_Consts[]; \ | |
212 static void DefineConsts(v8::Isolate* pIsolate); | |
213 | |
214 #define IMPLEMENT_JS_CLASS_CONST_PART(js_class_name, class_name) \ | |
215 void js_class_name::DefineConsts(v8::Isolate* pIsolate) { \ | |
216 for (size_t i = 0; i < FX_ArraySize(JS_Class_Consts) - 1; ++i) { \ | |
217 FXJS_DefineObjConst( \ | |
218 pIsolate, g_nObjDefnID, JS_Class_Consts[i].pName, \ | |
219 JS_Class_Consts[i].t == 0 \ | |
220 ? FXJS_NewNumber(pIsolate, JS_Class_Consts[i].number) \ | |
221 : FXJS_NewString(pIsolate, JS_Class_Consts[i].string)); \ | |
222 } \ | |
223 } | |
224 | |
225 // Convenience macros for declaring classes without an alternate. | |
226 #define DECLARE_JS_CLASS() DECLARE_JS_CLASS_RICH() | |
227 #define IMPLEMENT_JS_CLASS(js_class_name, class_name) \ | |
228 IMPLEMENT_JS_CLASS_RICH(js_class_name, class_name, class_name) | |
229 | |
230 // Rich JS classes provide constants, methods, properties, and the ability | |
231 // to construct native object state. | |
232 #define DECLARE_JS_CLASS_RICH() \ | |
233 DECLARE_JS_CLASS_BASE_PART() \ | |
234 DECLARE_JS_CLASS_CONST_PART() \ | |
235 DECLARE_JS_CLASS_RICH_PART() | |
236 | |
237 #define IMPLEMENT_JS_CLASS_RICH(js_class_name, class_alternate, class_name) \ | |
238 IMPLEMENT_JS_CLASS_BASE_PART(js_class_name, class_name) \ | |
239 IMPLEMENT_JS_CLASS_CONST_PART(js_class_name, class_name) \ | |
240 IMPLEMENT_JS_CLASS_RICH_PART(js_class_name, class_alternate, class_name) \ | |
241 void js_class_name::DefineJSObjects(v8::Isolate* pIsolate, \ | |
242 FXJSOBJTYPE eObjType) { \ | |
243 g_nObjDefnID = FXJS_DefineObj(pIsolate, js_class_name::g_pClassName, \ | |
244 eObjType, JSConstructor, JSDestructor); \ | |
245 DefineConsts(pIsolate); \ | |
246 DefineProps(pIsolate); \ | |
247 DefineMethods(pIsolate); \ | |
248 } | |
249 | |
250 #define DECLARE_JS_CLASS_RICH_PART() \ | |
251 static void JSConstructor(IJS_Runtime* pRuntime, v8::Local<v8::Object> obj); \ | |
252 static void JSDestructor(v8::Local<v8::Object> obj); \ | |
253 static void DefineProps(v8::Isolate* pIsoalte); \ | |
254 static void DefineMethods(v8::Isolate* pIsoalte); \ | |
255 static JSPropertySpec JS_Class_Properties[]; \ | |
256 static JSMethodSpec JS_Class_Methods[]; | |
257 | |
258 #define IMPLEMENT_JS_CLASS_RICH_PART(js_class_name, class_alternate, \ | |
259 class_name) \ | |
260 void js_class_name::JSConstructor(IJS_Runtime* pIRuntime, \ | |
261 v8::Local<v8::Object> obj) { \ | |
262 CJS_Object* pObj = new js_class_name(obj); \ | |
263 pObj->SetEmbedObject(new class_alternate(pObj)); \ | |
264 FXJS_SetPrivate(nullptr, obj, (void*)pObj); \ | |
265 pObj->InitInstance(pIRuntime); \ | |
266 } \ | |
267 void js_class_name::JSDestructor(v8::Local<v8::Object> obj) { \ | |
268 js_class_name* pObj = (js_class_name*)FXJS_GetPrivate(nullptr, obj); \ | |
269 pObj->ExitInstance(); \ | |
270 delete pObj; \ | |
271 } \ | |
272 void js_class_name::DefineProps(v8::Isolate* pIsolate) { \ | |
273 for (size_t i = 0; i < FX_ArraySize(JS_Class_Properties) - 1; ++i) { \ | |
274 FXJS_DefineObjProperty( \ | |
275 pIsolate, g_nObjDefnID, JS_Class_Properties[i].pName, \ | |
276 JS_Class_Properties[i].pPropGet, JS_Class_Properties[i].pPropPut); \ | |
277 } \ | |
278 } \ | |
279 void js_class_name::DefineMethods(v8::Isolate* pIsolate) { \ | |
280 for (size_t i = 0; i < FX_ArraySize(JS_Class_Methods) - 1; ++i) { \ | |
281 FXJS_DefineObjMethod(pIsolate, g_nObjDefnID, JS_Class_Methods[i].pName, \ | |
282 JS_Class_Methods[i].pMethodCall); \ | |
283 } \ | |
284 } | |
285 | |
286 // Special JS classes implement methods, props, and queries, but not consts. | |
287 #define DECLARE_SPECIAL_JS_CLASS() \ | |
288 DECLARE_JS_CLASS_BASE_PART() \ | |
289 DECLARE_JS_CLASS_CONST_PART() \ | |
290 DECLARE_JS_CLASS_RICH_PART() \ | |
291 DECLARE_SPECIAL_JS_CLASS_PART() | |
292 | |
293 #define IMPLEMENT_SPECIAL_JS_CLASS(js_class_name, class_alternate, class_name) \ | |
294 IMPLEMENT_JS_CLASS_BASE_PART(js_class_name, class_name) \ | |
295 IMPLEMENT_JS_CLASS_CONST_PART(js_class_name, class_name) \ | |
296 IMPLEMENT_JS_CLASS_RICH_PART(js_class_name, class_alternate, class_name) \ | |
297 IMPLEMENT_SPECIAL_JS_CLASS_PART(js_class_name, class_alternate, class_name) \ | |
298 void js_class_name::DefineJSObjects(v8::Isolate* pIsolate, \ | |
299 FXJSOBJTYPE eObjType) { \ | |
300 g_nObjDefnID = FXJS_DefineObj(pIsolate, js_class_name::g_pClassName, \ | |
301 eObjType, JSConstructor, JSDestructor); \ | |
302 DefineConsts(pIsolate); \ | |
303 DefineProps(pIsolate); \ | |
304 DefineMethods(pIsolate); \ | |
305 DefineAllProperties(pIsolate); \ | |
306 } | |
307 | |
308 #define DECLARE_SPECIAL_JS_CLASS_PART() \ | |
309 static void queryprop_static( \ | |
310 v8::Local<v8::String> property, \ | |
311 const v8::PropertyCallbackInfo<v8::Integer>& info); \ | |
312 static void getprop_static(v8::Local<v8::String> property, \ | |
313 const v8::PropertyCallbackInfo<v8::Value>& info); \ | |
314 static void putprop_static(v8::Local<v8::String> property, \ | |
315 v8::Local<v8::Value> value, \ | |
316 const v8::PropertyCallbackInfo<v8::Value>& info); \ | |
317 static void delprop_static( \ | |
318 v8::Local<v8::String> property, \ | |
319 const v8::PropertyCallbackInfo<v8::Boolean>& info); \ | |
320 static void DefineAllProperties(v8::Isolate* pIsolate); | |
321 | |
322 #define IMPLEMENT_SPECIAL_JS_CLASS_PART(js_class_name, class_alternate, \ | |
323 class_name) \ | |
324 void js_class_name::queryprop_static( \ | |
325 v8::Local<v8::String> property, \ | |
326 const v8::PropertyCallbackInfo<v8::Integer>& info) { \ | |
327 JSSpecialPropQuery<class_alternate>(#class_name, property, info); \ | |
328 } \ | |
329 void js_class_name::getprop_static( \ | |
330 v8::Local<v8::String> property, \ | |
331 const v8::PropertyCallbackInfo<v8::Value>& info) { \ | |
332 JSSpecialPropGet<class_alternate>(#class_name, property, info); \ | |
333 } \ | |
334 void js_class_name::putprop_static( \ | |
335 v8::Local<v8::String> property, v8::Local<v8::Value> value, \ | |
336 const v8::PropertyCallbackInfo<v8::Value>& info) { \ | |
337 JSSpecialPropPut<class_alternate>(#class_name, property, value, info); \ | |
338 } \ | |
339 void js_class_name::delprop_static( \ | |
340 v8::Local<v8::String> property, \ | |
341 const v8::PropertyCallbackInfo<v8::Boolean>& info) { \ | |
342 JSSpecialPropDel<class_alternate>(#class_name, property, info); \ | |
343 } \ | |
344 void js_class_name::DefineAllProperties(v8::Isolate* pIsolate) { \ | |
345 FXJS_DefineObjAllProperties( \ | |
346 pIsolate, g_nObjDefnID, js_class_name::queryprop_static, \ | |
347 js_class_name::getprop_static, js_class_name::putprop_static, \ | |
348 js_class_name::delprop_static); \ | |
349 } | |
350 | |
351 template <class Alt> | |
352 void JSSpecialPropQuery(const char*, | |
353 v8::Local<v8::String> property, | |
354 const v8::PropertyCallbackInfo<v8::Integer>& info) { | |
355 v8::Isolate* isolate = info.GetIsolate(); | |
356 v8::String::Utf8Value utf8_value(property); | |
357 CFX_WideString propname = | |
358 CFX_WideString::FromUTF8(*utf8_value, utf8_value.length()); | |
359 CJS_Object* pJSObj = | |
360 reinterpret_cast<CJS_Object*>(FXJS_GetPrivate(isolate, info.Holder())); | |
361 Alt* pObj = reinterpret_cast<Alt*>(pJSObj->GetEmbedObject()); | |
362 FX_BOOL bRet = pObj->QueryProperty(propname.c_str()); | |
363 info.GetReturnValue().Set(bRet ? 4 : 0); | |
364 } | |
365 | |
366 template <class Alt> | |
367 void JSSpecialPropGet(const char* class_name, | |
368 v8::Local<v8::String> property, | |
369 const v8::PropertyCallbackInfo<v8::Value>& info) { | |
370 v8::Isolate* isolate = info.GetIsolate(); | |
371 CJS_Runtime* pRuntime = | |
372 static_cast<CJS_Runtime*>(FXJS_GetRuntimeFromIsolate(isolate)); | |
373 if (!pRuntime) | |
374 return; | |
375 IJS_Context* pContext = pRuntime->GetCurrentContext(); | |
376 CJS_Object* pJSObj = | |
377 reinterpret_cast<CJS_Object*>(FXJS_GetPrivate(isolate, info.Holder())); | |
378 Alt* pObj = reinterpret_cast<Alt*>(pJSObj->GetEmbedObject()); | |
379 v8::String::Utf8Value utf8_value(property); | |
380 CFX_WideString propname = | |
381 CFX_WideString::FromUTF8(*utf8_value, utf8_value.length()); | |
382 CFX_WideString sError; | |
383 CJS_PropValue value(pRuntime); | |
384 value.StartGetting(); | |
385 if (!pObj->DoProperty(pContext, propname.c_str(), value, sError)) { | |
386 FXJS_Error(isolate, JSFormatErrorString(class_name, "GetProperty", sError)); | |
387 return; | |
388 } | |
389 info.GetReturnValue().Set((v8::Local<v8::Value>)value); | |
390 } | |
391 | |
392 template <class Alt> | |
393 void JSSpecialPropPut(const char* class_name, | |
394 v8::Local<v8::String> property, | |
395 v8::Local<v8::Value> value, | |
396 const v8::PropertyCallbackInfo<v8::Value>& info) { | |
397 v8::Isolate* isolate = info.GetIsolate(); | |
398 CJS_Runtime* pRuntime = | |
399 static_cast<CJS_Runtime*>(FXJS_GetRuntimeFromIsolate(isolate)); | |
400 if (!pRuntime) | |
401 return; | |
402 IJS_Context* pContext = pRuntime->GetCurrentContext(); | |
403 CJS_Object* pJSObj = | |
404 reinterpret_cast<CJS_Object*>(FXJS_GetPrivate(isolate, info.Holder())); | |
405 Alt* pObj = reinterpret_cast<Alt*>(pJSObj->GetEmbedObject()); | |
406 v8::String::Utf8Value utf8_value(property); | |
407 CFX_WideString propname = | |
408 CFX_WideString::FromUTF8(*utf8_value, utf8_value.length()); | |
409 CFX_WideString sError; | |
410 CJS_PropValue PropValue(CJS_Value(pRuntime, value, CJS_Value::VT_unknown)); | |
411 PropValue.StartSetting(); | |
412 if (!pObj->DoProperty(pContext, propname.c_str(), PropValue, sError)) { | |
413 FXJS_Error(isolate, JSFormatErrorString(class_name, "PutProperty", sError)); | |
414 } | |
415 } | |
416 | |
417 template <class Alt> | |
418 void JSSpecialPropDel(const char* class_name, | |
419 v8::Local<v8::String> property, | |
420 const v8::PropertyCallbackInfo<v8::Boolean>& info) { | |
421 v8::Isolate* isolate = info.GetIsolate(); | |
422 IJS_Runtime* pRuntime = FXJS_GetRuntimeFromIsolate(isolate); | |
423 if (!pRuntime) | |
424 return; | |
425 IJS_Context* pContext = pRuntime->GetCurrentContext(); | |
426 CJS_Object* pJSObj = | |
427 reinterpret_cast<CJS_Object*>(FXJS_GetPrivate(isolate, info.Holder())); | |
428 Alt* pObj = reinterpret_cast<Alt*>(pJSObj->GetEmbedObject()); | |
429 v8::String::Utf8Value utf8_value(property); | |
430 CFX_WideString propname = | |
431 CFX_WideString::FromUTF8(*utf8_value, utf8_value.length()); | |
432 CFX_WideString sError; | |
433 if (!pObj->DelProperty(pContext, propname.c_str(), sError)) { | |
434 CFX_ByteString cbName; | |
435 cbName.Format("%s.%s", class_name, "DelProperty"); | |
436 // Probably a missing call to JSFX_Error(). | |
437 } | |
438 } | |
439 | |
440 template <FX_BOOL (*F)(IJS_Context*, | |
441 const std::vector<CJS_Value>&, | |
442 CJS_Value&, | |
443 CFX_WideString&)> | |
444 void JSGlobalFunc(const char* func_name_string, | |
445 const v8::FunctionCallbackInfo<v8::Value>& info) { | |
446 CJS_Runtime* pRuntime = | |
447 static_cast<CJS_Runtime*>(FXJS_GetRuntimeFromIsolate(info.GetIsolate())); | |
448 if (!pRuntime) | |
449 return; | |
450 IJS_Context* pContext = pRuntime->GetCurrentContext(); | |
451 std::vector<CJS_Value> parameters; | |
452 for (unsigned int i = 0; i < (unsigned int)info.Length(); i++) { | |
453 parameters.push_back(CJS_Value(pRuntime, info[i], CJS_Value::VT_unknown)); | |
454 } | |
455 CJS_Value valueRes(pRuntime); | |
456 CFX_WideString sError; | |
457 if (!(*F)(pContext, parameters, valueRes, sError)) { | |
458 FXJS_Error(pRuntime->GetIsolate(), | |
459 JSFormatErrorString(func_name_string, nullptr, sError)); | |
460 return; | |
461 } | |
462 info.GetReturnValue().Set(valueRes.ToV8Value()); | |
463 } | |
464 | |
465 #define JS_STATIC_GLOBAL_FUN(fun_name) \ | |
466 static void fun_name##_static( \ | |
467 const v8::FunctionCallbackInfo<v8::Value>& info) { \ | |
468 JSGlobalFunc<fun_name>(#fun_name, info); \ | |
469 } | |
470 | |
471 #define JS_STATIC_DECLARE_GLOBAL_FUN() \ | |
472 static JSMethodSpec global_methods[]; \ | |
473 static void DefineJSObjects(v8::Isolate* pIsolate) | |
474 | |
475 #define BEGIN_JS_STATIC_GLOBAL_FUN(js_class_name) \ | |
476 JSMethodSpec js_class_name::global_methods[] = { | |
477 #define JS_STATIC_GLOBAL_FUN_ENTRY(method_name) \ | |
478 JS_STATIC_METHOD_ENTRY(method_name) | |
479 | |
480 #define END_JS_STATIC_GLOBAL_FUN() END_JS_STATIC_METHOD() | |
481 | |
482 #define IMPLEMENT_JS_STATIC_GLOBAL_FUN(js_class_name) \ | |
483 void js_class_name::DefineJSObjects(v8::Isolate* pIsolate) { \ | |
484 for (size_t i = 0; i < FX_ArraySize(global_methods) - 1; ++i) { \ | |
485 FXJS_DefineGlobalMethod(pIsolate, \ | |
486 js_class_name::global_methods[i].pName, \ | |
487 js_class_name::global_methods[i].pMethodCall); \ | |
488 } \ | |
489 } | |
490 | |
491 CJS_Value::Type GET_VALUE_TYPE(v8::Local<v8::Value> p); | |
492 | |
493 #endif // FPDFSDK_SRC_JAVASCRIPT_JS_DEFINE_H_ | |
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