netsurf/javascript/jsapi.h

146 lines
3.9 KiB
C

/*
* Copyright 2012 Vincent Sanders <vince@netsurf-browser.org>
*
* This file is part of NetSurf, http://www.netsurf-browser.org/
*
* NetSurf is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 2 of the License.
*
* NetSurf is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/** \file
* spidermonkey jsapi bindings and compatability glue.
*/
#ifndef _NETSURF_JAVASCRIPT_JSAPI_H_
#define _NETSURF_JAVASCRIPT_JSAPI_H_
#ifdef WITH_MOZJS
#include "js/jsapi.h"
#else
#include "mozjs/jsapi.h"
#endif
#if JS_VERSION <= 180
#include <string.h>
/* *CAUTION* these macros introduce and use jsthis and jsrval
* parameters, native function code should not conflict with these
*/
/* five parameter jsapi native call */
#define JSAPI_NATIVE(name, cx, argc, vp) \
jsapi_native_##name(cx, JSObject *jsthis, argc, vp, jsval *jsrval)
/* five parameter function descriptor */
#define JSAPI_FS(name, nargs, flags) \
JS_FS(#name, jsapi_native_##name, nargs, flags, 0)
/* function descriptor end */
#define JSAPI_FS_END JS_FS_END
/* return value */
#define JSAPI_RVAL(cx, vp) JS_RVAL(cx, jsrval)
/* return value setter */
#define JSAPI_SET_RVAL(cx, vp, v) JS_SET_RVAL(cx, jsrval, v)
/* arguments */
#define JSAPI_ARGV(cx, vp) (vp)
/* proprty native calls */
#define JSAPI_PROPERTYGET(name, cx, obj, vp) \
jsapi_property_##name##_get(cx, obj, jsval id, vp)
#define JSAPI_PROPERTYSET(name, cx, obj, vp) \
jsapi_property_##name##_set(cx, obj, jsval id, vp)
/* property specifier */
#define JSAPI_PS(name, tinyid, flags) \
{ #name , tinyid , flags , jsapi_property_##name##_get , jsapi_property_##name##_set }
#define JSAPI_PS_END { NULL, 0, 0, NULL, NULL }
static inline JSObject *
JS_NewCompartmentAndGlobalObject(JSContext *cx,
JSClass *jsclass,
JSPrincipals *principals)
{
JSObject *global;
global = JS_NewObject(cx, jsclass, NULL, NULL);
if (global == NULL) {
return NULL;
}
JS_SetGlobalObject(cx, global);
return global;
}
#define JS_StrictPropertyStub JS_PropertyStub
#define JSString_to_char(injsstring, outchar, outlen) \
txt = JS_GetStringBytes(u16_txt); \
outlen = strlen(txt)
#else /* #if JS_VERSION <= 180 */
/* three parameter jsapi native call */
#define JSAPI_NATIVE(name, cx, argc, vp) jsnative_##name(cx, argc, vp)
/* three parameter function descriptor */
#define JSAPI_FS(name, nargs, flags) \
JS_FS(#name, jsapi_native_##name, nargs, flags)
/* function descriptor end */
#define JSAPI_FS_END JS_FS_END
/* return value */
#define JSAPI_RVAL JS_RVAL
/* return value setter */
#define JSAPI_SET_RVAL JS_SET_RVAL
/* arguments */
#define JSAPI_ARGV(cx, vp) JS_ARGV(cx,vp)
/* proprty native calls */
#define JSAPI_PROPERTYGET(name, cx, obj, vp) \
jsapi_property_##name##_get(cx, obj, jsid id, vp)
#define JSAPI_PROPERTYSET(name, cx, obj, vp) \
jsapi_property_##name##_set(cx, obj, jsid id, JSBool strict, vp)
/* property specifier */
#define JSAPI_PS(name, tinyid, flags) { \
#name , \
tinyid , \
flags , \
jsapi_property_##name##_get , \
jsapi_property_##name##_set \
}
#define JSAPI_PS_END { NULL, 0,0,NULL,NULL }
#define JSString_to_char(injsstring, outchar, outlen) \
outlen = JS_GetStringLength(injsstring); \
outchar = alloca(sizeof(char)*(outlen+1)); \
JS_EncodeStringToBuffer(injsstring, outchar, outlen); \
outchar[outlen] = '\0'
#endif
JSObject *jsapi_new_window(JSContext *cx, JSObject *parent, void *win_priv);
JSObject *jsapi_new_document(JSContext *cx, JSObject *parent, void *doc_priv);
JSObject *jsapi_new_console(JSContext *cx, JSObject *parent);
#endif