mgjs_htmlimageelement.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 GetHTMLImageElementProperty(JSContext *cx, JSObject *obj, jsval id, jsval *vp);
static JSBool SetHTMLImageElementProperty(JSContext *cx, JSObject *obj, jsval id, jsval *vp);
		
enum HTMLImageElement_slots {
  HTMLIMAGEELEMENT_LOWSRC ,
  HTMLIMAGEELEMENT_NAME ,
  HTMLIMAGEELEMENT_ALIGN ,
  HTMLIMAGEELEMENT_ALT ,
  HTMLIMAGEELEMENT_ISMAP ,
  HTMLIMAGEELEMENT_LONGDESC ,
  HTMLIMAGEELEMENT_USEMAP ,
  IMAGE_SRC ,
  IMAGE_BORDER ,
  IMAGE_HEIGHT ,
  IMAGE_HSPACE ,
  IMAGE_VSPACE ,
  IMAGE_WIDTH ,
};

static JSBool GetHTMLImageElementProperty(JSContext *cx, JSObject *obj, jsval id, jsval *vp)
{
	myJSImagePrivate *mImagePrivate=(myJSImagePrivate *)JS_GetPrivate(cx,obj);
	HTMLImageElementImpl *impl;
	DOMString dsReturn=(const char*)"";
	// long int lReturn;
	bool bReturn;
	impl=(HTMLImageElementImpl *)mImagePrivate->CurNode;
	if(!impl)return JS_FALSE;
	if (JSVAL_IS_INT(id)) {
		switch (JSVAL_TO_INT(id)) {
			case HTMLIMAGEELEMENT_LOWSRC :
				//note:KDE not finished.
				//TODO:
				break;
			case HTMLIMAGEELEMENT_NAME :
				dsReturn=((ElementImpl *)impl)->getAttribute(ATTR_NAME);
				*vp=STRING_TO_JSVAL (JS_NewStringCopyZ (cx,dsReturn.string()));
				break;
			case HTMLIMAGEELEMENT_ALIGN :
				dsReturn=((ElementImpl *)impl)->getAttribute(ATTR_ALIGN);
				*vp=STRING_TO_JSVAL (JS_NewStringCopyZ (cx,dsReturn.string()));
				break;
			case HTMLIMAGEELEMENT_ALT :
				dsReturn=((ElementImpl *)impl)->getAttribute(ATTR_ALT);
				*vp=STRING_TO_JSVAL (JS_NewStringCopyZ (cx,dsReturn.string()));
				break;
			case HTMLIMAGEELEMENT_ISMAP :
				bReturn=((ElementImpl *)impl)->getAttribute(ATTR_ISMAP).isNull();
				*vp=INT_TO_JSVAL(bReturn);
#if DEBUG_BY_XHTANG
				*vp=STRING_TO_JSVAL (JS_NewStringCopyZ (cx,QString::number(bReturn)));
#endif
				break;
			case HTMLIMAGEELEMENT_LONGDESC :
				dsReturn=((ElementImpl *)impl)->getAttribute(ATTR_LONGDESC);
				*vp=STRING_TO_JSVAL (JS_NewStringCopyZ (cx,dsReturn.string()));
				break;
			case HTMLIMAGEELEMENT_USEMAP :
				dsReturn=((ElementImpl *)impl)->getAttribute(ATTR_USEMAP);
				*vp=STRING_TO_JSVAL (JS_NewStringCopyZ (cx,dsReturn.string()));
				break;
			case IMAGE_SRC :
				dsReturn=((ElementImpl *)impl)->getAttribute(ATTR_SRC);
				*vp=STRING_TO_JSVAL (JS_NewStringCopyZ (cx,dsReturn.string()));
				break;
			case IMAGE_BORDER :
				dsReturn=((ElementImpl *)impl)->getAttribute(ATTR_BORDER);
				*vp=STRING_TO_JSVAL (JS_NewStringCopyZ (cx,dsReturn.string()));
				break;
			case IMAGE_HEIGHT :
				dsReturn=((ElementImpl *)impl)->getAttribute(ATTR_HEIGHT);
				*vp=STRING_TO_JSVAL (JS_NewStringCopyZ (cx,dsReturn.string()));
				break;
			case IMAGE_HSPACE :
				dsReturn=((ElementImpl *)impl)->getAttribute(ATTR_HSPACE);
				*vp=STRING_TO_JSVAL (JS_NewStringCopyZ (cx,dsReturn.string()));
				break;
			case IMAGE_VSPACE :
				dsReturn=((ElementImpl *)impl)->getAttribute(ATTR_VSPACE);
				*vp=STRING_TO_JSVAL (JS_NewStringCopyZ (cx,dsReturn.string()));
				break;
			case IMAGE_WIDTH :
				dsReturn=((ElementImpl *)impl)->getAttribute(ATTR_WIDTH);
				*vp=STRING_TO_JSVAL (JS_NewStringCopyZ (cx,dsReturn.string()));
				break;

			}
	}
 	return JS_TRUE;
}
static JSBool SetHTMLImageElementProperty(JSContext *cx, JSObject *obj, jsval id, jsval *vp)
{
	myJSImagePrivate *mImagePrivate=(myJSImagePrivate *)JS_GetPrivate(cx,obj);
	HTMLImageElementImpl *impl;
	DOMString dsValue;
	// bool bValue; long int lValue;
	impl=(HTMLImageElementImpl *)mImagePrivate->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)) {
			case HTMLIMAGEELEMENT_LOWSRC :
				//note:KDE not finished.
				break;
			case HTMLIMAGEELEMENT_NAME :
				((ElementImpl *)impl)->setAttribute(ATTR_NAME,dsValue);
				break;
			case HTMLIMAGEELEMENT_ALIGN :
				((ElementImpl *)impl)->setAttribute(ATTR_ALIGN,dsValue);
				break;
			case HTMLIMAGEELEMENT_ALT :
				((ElementImpl *)impl)->setAttribute(ATTR_ALT,dsValue);
				break;
			case HTMLIMAGEELEMENT_ISMAP :
				((ElementImpl *)impl)->setAttribute(ATTR_ISMAP,dsValue);
				break;
			case HTMLIMAGEELEMENT_LONGDESC :
				((ElementImpl *)impl)->setAttribute(ATTR_LONGDESC,dsValue);
				break;
			case HTMLIMAGEELEMENT_USEMAP :
				((ElementImpl *)impl)->setAttribute(ATTR_USEMAP,dsValue);
				break;
			case IMAGE_SRC :
				((ElementImpl *)impl)->setAttribute(ATTR_SRC,dsValue);
				break;
			case IMAGE_BORDER :
				((ElementImpl *)impl)->setAttribute(ATTR_BORDER,dsValue);
				break;
			case IMAGE_HEIGHT :
				((ElementImpl *)impl)->setAttribute(ATTR_HEIGHT,dsValue);
				break;
			case IMAGE_HSPACE :
				((ElementImpl *)impl)->setAttribute(ATTR_HSPACE,dsValue);
				break;
			case IMAGE_VSPACE :
				((ElementImpl *)impl)->setAttribute(ATTR_VSPACE,dsValue);
				break;
			case IMAGE_WIDTH :
				((ElementImpl *)impl)->setAttribute(ATTR_WIDTH,dsValue);
				break;

		}
	}
	return JS_TRUE;
}

static JSPropertySpec HTMLImageElementProperties[] =
{
  {"lowSrc",    HTMLIMAGEELEMENT_LOWSRC,    JSPROP_ENUMERATE},
  {"name",    HTMLIMAGEELEMENT_NAME,    JSPROP_ENUMERATE},
  {"align",    HTMLIMAGEELEMENT_ALIGN,    JSPROP_ENUMERATE},
  {"alt",    HTMLIMAGEELEMENT_ALT,    JSPROP_ENUMERATE},
  {"isImage",    HTMLIMAGEELEMENT_ISMAP,    JSPROP_ENUMERATE},
  {"longDesc",    HTMLIMAGEELEMENT_LONGDESC,    JSPROP_ENUMERATE},
  {"useImage",    HTMLIMAGEELEMENT_USEMAP,    JSPROP_ENUMERATE},
  {"src",    IMAGE_SRC,    JSPROP_ENUMERATE},
  {"border",    IMAGE_BORDER,    JSPROP_ENUMERATE},
  {"height",    IMAGE_HEIGHT,    JSPROP_ENUMERATE},
  {"hspace",    IMAGE_HSPACE,    JSPROP_ENUMERATE},
  {"vspace",    IMAGE_VSPACE,    JSPROP_ENUMERATE},
  {"width",    IMAGE_WIDTH,    JSPROP_ENUMERATE},
  {0}
};
JSClass HTMLImageElementClass = {
  "HTMLImageElement", 
  JSCLASS_HAS_PRIVATE ,
  JS_PropertyStub,
  JS_PropertyStub,
  GetHTMLImageElementProperty,
  SetHTMLImageElementProperty,
  JS_EnumerateStub, JS_ResolveStub, JS_ConvertStub, JS_FinalizeStub 
};


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

JSObject* InitHTMLImageElementClass(JSContext *cx,JSObject *globalObj,JSObject *proto)
{
	JSObject *obj;
	obj = JS_DefineObject (cx,globalObj, "HtmlImageElement", &HTMLImageElementClass,proto,JSPROP_ENUMERATE);
    JS_DefineProperties (cx,obj,HTMLImageElementProperties);
    JS_DefineFunctions (cx,obj,HTMLImageElementMethods);
	return obj;
}
JSObject* NewScriptHTMLImageElement(JSContext *cx,JSObject *proto,JSObject *parent,ElementImpl *eImpl)
{
	JSObject *obj;
	JSObject *global = JS_GetGlobalObject(cx);
	jsval vp;
	if ((JS_TRUE == JS_LookupProperty(cx, global, "HtmlImageElement", &vp) && JSVAL_IS_OBJECT(vp)))
				obj=JS_NewObject(cx,&HTMLImageElementClass,JSVAL_TO_OBJECT(vp),NULL);
	else
				obj=InitHTMLImageElementClass(cx,JS_GetParent(cx,proto),proto);
	myJSImagePrivate *mImagePrivate=new myJSImagePrivate;
	mImagePrivate->CurNode=(ElementImpl*)eImpl;	
	JS_SetPrivate(cx,obj,(void*)mImagePrivate);
	return obj;
}