mgjs_htmlmapelement.cpp

monqueror一个很具有参考价值的源玛

#include "mgjs_main.h"

#include <../misc/htmlattrs.h>		
#include <html_imageimpl.h>
static JSBool GetHTMLMapElementProperty(JSContext *cx, JSObject *obj, jsval id, jsval *vp);
static JSBool SetHTMLMapElementProperty(JSContext *cx, JSObject *obj, jsval id, jsval *vp);
		
enum HTMLMapElement_slots {
	HTMLMAPELEMENT_AREAS,
	HTMLMAPELEMENT_NAME,
};

static JSBool GetHTMLMapElementProperty(JSContext *cx, JSObject *obj, jsval id, jsval *vp)
{
	myJSMapPrivate *mMapPrivate=(myJSMapPrivate *)JS_GetPrivate(cx,obj);
	if(!mMapPrivate)return JS_FALSE;
	HTMLMapElementImpl *impl;
	DOMString dsReturn=(const char*)"";
	impl=(HTMLMapElementImpl *)mMapPrivate->CurNode;
	if(!impl)return JS_FALSE;
	JSObject *eobj;
	if (JSVAL_IS_INT(id)) {
		switch (JSVAL_TO_INT(id)) {
			case HTMLMAPELEMENT_AREAS:
				eobj=NewScriptHTMLCollectionElement(cx,JS_GetPrototype(cx,obj),0,impl,MAP_AREAS);
				*vp=OBJECT_TO_JSVAL(eobj);
				break;
			case HTMLMAPELEMENT_NAME:
				dsReturn=((ElementImpl *)impl)->getAttribute(ATTR_NAME);
				*vp=STRING_TO_JSVAL (JS_NewStringCopyZ (cx,dsReturn.string()));
				break;
			}
	}
 	return JS_TRUE;
}
static JSBool SetHTMLMapElementProperty(JSContext *cx, JSObject *obj, jsval id, jsval *vp)
{
	myJSMapPrivate *mMapPrivate=(myJSMapPrivate *)JS_GetPrivate(cx,obj);
	HTMLMapElementImpl *impl;
	DOMString dsValue;
	// bool bValue;long int lValue;
	impl=(HTMLMapElementImpl *)mMapPrivate->CurNode;
	if(!impl)return JS_FALSE;
	JSString *jss;
    if (!(jss = JS_ValueToString (cx,*vp)))return JS_FALSE;
  	dsValue = (const char*)JS_GetStringBytes (jss);

	if (JSVAL_IS_INT(id)) {
		switch (JSVAL_TO_INT(id)) {
#if 0
			//NOTE: this attribute is readonly
			case HTMLMAPELEMENT_AREAS:
				break;
#endif				
			case HTMLMAPELEMENT_NAME:
				((ElementImpl *)impl)->setAttribute(ATTR_NAME,dsValue);
				break;
													
		}
	}
	return JS_TRUE;
}

static JSPropertySpec HTMLMapElementProperties[] =
{
  {"areas",    HTMLMAPELEMENT_AREAS,    JSPROP_ENUMERATE | JSPROP_READONLY},
  {"name",    HTMLMAPELEMENT_NAME,    JSPROP_ENUMERATE},

  {0}
};
JSClass HTMLMapElementClass = {
  "HTMLMapElement", 
  JSCLASS_HAS_PRIVATE ,
  JS_PropertyStub,
  JS_PropertyStub,
  GetHTMLMapElementProperty,
  SetHTMLMapElementProperty,
  JS_EnumerateStub, JS_ResolveStub, JS_ConvertStub, JS_FinalizeStub 
};

static JSFunctionSpec HTMLMapElementMethods[] = 
{
  {0}
};

JSObject* InitHTMLMapElementClass(JSContext *cx,JSObject *globalObj,JSObject *proto)
{
	JSObject *obj;
	obj = JS_DefineObject (cx,globalObj, "HtmlMapElement", &HTMLMapElementClass,proto,JSPROP_ENUMERATE);
    JS_DefineProperties (cx,obj,HTMLMapElementProperties);
    JS_DefineFunctions (cx,obj,HTMLMapElementMethods);
	return obj;
}
JSObject* NewScriptHTMLMapElement(JSContext *cx,JSObject *proto,JSObject *parent,ElementImpl *eImpl)
{
	JSObject *obj;
	JSObject *global = JS_GetGlobalObject(cx);
	jsval vp;
	if ((JS_TRUE == JS_LookupProperty(cx, global, "HtmlMapElement", &vp) && JSVAL_IS_OBJECT(vp)))
				obj=JS_NewObject(cx,&HTMLMapElementClass,JSVAL_TO_OBJECT(vp),NULL);
	else
				obj=InitHTMLMapElementClass(cx,JS_GetParent(cx,proto),proto);
	myJSMapPrivate *mMapPrivate=new myJSMapPrivate;
	mMapPrivate->CurNode=(ElementImpl*)eImpl;	
	JS_SetPrivate(cx,obj,(void*)mMapPrivate);
	return obj;
}