mgjs_htmlpreelement.cpp

monqueror一个很具有参考价值的源玛

#include "mgjs_main.h"

#include <../misc/htmlattrs.h>		
#include <html_blockimpl.h>
static JSBool GetHTMLPreElementProperty(JSContext *cx, JSObject *obj, jsval id, jsval *vp);
static JSBool SetHTMLPreElementProperty(JSContext *cx, JSObject *obj, jsval id, jsval *vp);
enum HTMLPreElement_slots {
  HTMLPREELEMENT_WIDTH,
};

static JSBool GetHTMLPreElementProperty(JSContext *cx, JSObject *obj, jsval id, jsval *vp)
{
	myJSPrePrivate *mPrePrivate=(myJSPrePrivate *)JS_GetPrivate(cx,obj);
	HTMLPreElementImpl *impl;
	long lReturn;
	impl=(HTMLPreElementImpl *)mPrePrivate->CurNode;
	if(!impl)return JS_FALSE;
	if (JSVAL_IS_INT(id)) {
		switch (JSVAL_TO_INT(id)) {
			case HTMLPREELEMENT_WIDTH:
				lReturn=!((ElementImpl *)impl)->getAttribute(ATTR_WIDTH).isNull();
				*vp=INT_TO_JSVAL(lReturn);
				break;
		}
	}
 	return JS_TRUE;
}
static JSBool SetHTMLPreElementProperty(JSContext *cx, JSObject *obj, jsval id, jsval *vp)
{
	myJSPrePrivate *mPrePrivate=(myJSPrePrivate *)JS_GetPrivate(cx,obj);
	HTMLPreElementImpl *impl;
	long lValue;
	impl=(HTMLPreElementImpl *)mPrePrivate->CurNode;
	if(!impl)return JS_FALSE;

	if (JSVAL_IS_INT(id)) {
		switch (JSVAL_TO_INT(id)) {
			case HTMLPREELEMENT_WIDTH:
				lValue=JSVAL_TO_INT(*vp);
				((ElementImpl *)impl)->setAttribute(ATTR_WIDTH, lValue);
				break;
		}
	}
	return JS_TRUE;
}
static JSPropertySpec HTMLPreElementProperties[] =
{
  {"width",    HTMLPREELEMENT_WIDTH,    JSPROP_ENUMERATE},
  {0}
};
JSClass HTMLPreElementClass = {
  "HTMLPreElement", 
  JSCLASS_HAS_PRIVATE,
  JS_PropertyStub,
  JS_PropertyStub,
  GetHTMLPreElementProperty,
  SetHTMLPreElementProperty,
  JS_EnumerateStub, JS_ResolveStub, JS_ConvertStub, JS_FinalizeStub 
};
static JSFunctionSpec HTMLPreElementMethods[] = 
{
  {0}
};

JSObject* InitHTMLPreElementClass(JSContext *cx,JSObject *globalObj,JSObject *proto)
{
	JSObject *obj;
	obj = JS_DefineObject (cx,globalObj, "HtmlPreElement", &HTMLPreElementClass,proto,JSPROP_ENUMERATE);
    JS_DefineProperties (cx,obj,HTMLPreElementProperties);
    JS_DefineFunctions (cx,obj,HTMLPreElementMethods);
	return obj;
}
JSObject* NewScriptHTMLPreElement(JSContext *cx,JSObject *proto,JSObject *parent,ElementImpl *eImpl)
{
	JSObject *obj;
	JSObject *global = JS_GetGlobalObject(cx);
	jsval vp;
	if ((JS_TRUE == JS_LookupProperty(cx, global, "HtmlPreElement", &vp) && JSVAL_IS_OBJECT(vp)))
				obj=JS_NewObject(cx,&HTMLPreElementClass,JSVAL_TO_OBJECT(vp),NULL);
	else
				obj=InitHTMLPreElementClass(cx,JS_GetParent(cx,proto),proto);
	myJSPrePrivate *mPrePrivate=new myJSPrePrivate;
	mPrePrivate->CurNode=(ElementImpl*)eImpl;	
	JS_SetPrivate(cx,obj,(void*)mPrePrivate);
	return obj;
}