mgjs_htmltextareaelement.cpp

monqueror一个很具有参考价值的源玛

#include "mgjs_main.h"

#include <../misc/htmlattrs.h>		
#include <html_formimpl.h>
static JSBool GetHTMLTextAreaElementProperty(JSContext *cx, JSObject *obj, jsval id, jsval *vp);
static JSBool SetHTMLTextAreaElementProperty(JSContext *cx, JSObject *obj, jsval id, jsval *vp);
static JSBool HTMLTextAreaElementBlur(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval);
static JSBool HTMLTextAreaElementFocus(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval);
static JSBool HTMLTextAreaElementSelect(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval);
enum HTMLTextAreaElement_slots {
  HTMLTEXTAREAELEMENT_DEFAULTVALUE ,
  HTMLTEXTAREAELEMENT_FORM ,
  HTMLTEXTAREAELEMENT_ACCESSKEY ,
  HTMLTEXTAREAELEMENT_COLS ,
  HTMLTEXTAREAELEMENT_DISABLED ,
  HTMLTEXTAREAELEMENT_NAME ,
  HTMLTEXTAREAELEMENT_READONLY ,
  HTMLTEXTAREAELEMENT_ROWS ,
  HTMLTEXTAREAELEMENT_TABINDEX ,
  HTMLTEXTAREAELEMENT_TYPE ,
  HTMLTEXTAREAELEMENT_VALUE ,
};

static JSBool GetHTMLTextAreaElementProperty(JSContext *cx, JSObject *obj, jsval id, jsval *vp)
{
	HTMLTextAreaElementImpl *impl;
	DOMString dsReturn=(const char*)"";
	long int lReturn;
	bool bReturn;
	myJSTextAreaPrivate *mTextAreaPriv=(myJSTextAreaPrivate *)JS_GetPrivate(cx,obj);
	impl=(HTMLTextAreaElementImpl *)mTextAreaPriv->CurNode;
	if(!impl)return JS_FALSE;
	JSObject *eobj;
	if (JSVAL_IS_INT(id)) {
		switch (JSVAL_TO_INT(id)) {
			case HTMLTEXTAREAELEMENT_DEFAULTVALUE:
				dsReturn=((HTMLTextAreaElementImpl *)impl)->defaultValue();
				*vp=STRING_TO_JSVAL (JS_NewStringCopyZ (cx,dsReturn.string()));
				break;
			case HTMLTEXTAREAELEMENT_FORM:
				eobj=NewScriptHTMLFormElement(cx,JS_GetPrototype(cx,obj),0,((HTMLTextAreaElementImpl *)impl)->form());
				*vp=OBJECT_TO_JSVAL(eobj);
				break;
			case HTMLTEXTAREAELEMENT_ACCESSKEY:
				dsReturn=((ElementImpl *)impl)->getAttribute(ATTR_ACCESSKEY);
				*vp=STRING_TO_JSVAL (JS_NewStringCopyZ (cx,dsReturn.string()));
				break;
			case HTMLTEXTAREAELEMENT_COLS:
				lReturn=((HTMLTextAreaElementImpl *)impl)->getAttribute(ATTR_COLS).toInt();
				*vp=INT_TO_JSVAL(lReturn);
				break;
			case HTMLTEXTAREAELEMENT_DISABLED:
				bReturn=!((ElementImpl *)impl)->getAttribute(ATTR_DISABLED).isNull();
				*vp=INT_TO_JSVAL(bReturn);
				break;
			case HTMLTEXTAREAELEMENT_NAME:
				dsReturn=((ElementImpl *)impl)->getAttribute(ATTR_NAME);
				*vp=STRING_TO_JSVAL (JS_NewStringCopyZ (cx,dsReturn.string()));
				break;
			case HTMLTEXTAREAELEMENT_READONLY:
				bReturn=!((ElementImpl *)impl)->getAttribute(ATTR_READONLY).isNull();
				*vp=INT_TO_JSVAL(bReturn);
				break;
			case HTMLTEXTAREAELEMENT_ROWS:
				lReturn=((HTMLTextAreaElementImpl *)impl)->getAttribute(ATTR_ROWS).toInt();
				*vp=INT_TO_JSVAL(lReturn);
				break;
			case HTMLTEXTAREAELEMENT_TABINDEX:
				lReturn=((HTMLTextAreaElementImpl *)impl)->getAttribute(ATTR_TABINDEX).toInt();
				*vp=INT_TO_JSVAL(lReturn);
				break;
			case HTMLTEXTAREAELEMENT_TYPE:
				dsReturn=((HTMLTextAreaElementImpl *)impl)->type();
				*vp=STRING_TO_JSVAL (JS_NewStringCopyZ (cx,dsReturn.string()));
				break;
			case HTMLTEXTAREAELEMENT_VALUE:
				dsReturn=((HTMLTextAreaElementImpl *)impl)->value();
				*vp=STRING_TO_JSVAL (JS_NewStringCopyZ (cx,dsReturn.string()));
				break;
 		}
	}
 	return JS_TRUE;
}
static JSBool SetHTMLTextAreaElementProperty(JSContext *cx, JSObject *obj, jsval id, jsval *vp)
{
	HTMLTextAreaElementImpl *impl;
	DOMString dsValue;
	bool bValue;
	myJSTextAreaPrivate *mTextAreaPriv=(myJSTextAreaPrivate *)JS_GetPrivate(cx,obj);
	impl=(HTMLTextAreaElementImpl *)mTextAreaPriv->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 HTMLTEXTAREAELEMENT_DEFAULTVALUE:
				((HTMLTextAreaElementImpl *)impl)->setDefaultValue(dsValue);
				break;
#if 0
			//note: readonly				
			case HTMLTEXTAREAELEMENT_FORM:
				break;
#endif				
			case HTMLTEXTAREAELEMENT_ACCESSKEY:
				((ElementImpl *)impl)->setAttribute(ATTR_ACCESSKEY, dsValue);
				break;
			case HTMLTEXTAREAELEMENT_COLS:
        		((ElementImpl *)impl)->setAttribute(ATTR_COLS,dsValue);
				break;
			case HTMLTEXTAREAELEMENT_DISABLED:
				bValue=(bool)JSVAL_TO_INT(*vp);
				((ElementImpl *)impl)->setAttribute(ATTR_DISABLED, bValue ? "" : 0);
				break;
			case HTMLTEXTAREAELEMENT_NAME:
				 ((ElementImpl *)impl)->setAttribute(ATTR_NAME, dsValue);
				break;
			case HTMLTEXTAREAELEMENT_READONLY:
				bValue=(bool)JSVAL_TO_INT(*vp);
				((ElementImpl *)impl)->setAttribute(ATTR_READONLY, bValue ? "" : 0);
				break;
			case HTMLTEXTAREAELEMENT_ROWS:
			    ((ElementImpl *)impl)->setAttribute(ATTR_ROWS,dsValue);
				break;
			case HTMLTEXTAREAELEMENT_TABINDEX:
		        ((ElementImpl *)impl)->setAttribute(ATTR_TABINDEX,dsValue);
				break;
			case HTMLTEXTAREAELEMENT_VALUE:
				((HTMLTextAreaElementImpl *)impl)->setValue(dsValue);
				break;

		}
	}
	return JS_TRUE;
}
static JSBool HTMLTextAreaElementBlur(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
	myJSTextAreaPrivate *mTextAreaPriv=(myJSTextAreaPrivate *)JS_GetPrivate(cx,obj);
	HTMLTextAreaElementImpl *impl=(HTMLTextAreaElementImpl *)mTextAreaPriv->CurNode;
	if(!impl)return JS_FALSE;
	impl->blur();
	return JS_TRUE;
}
static JSBool HTMLTextAreaElementFocus(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
	myJSTextAreaPrivate *mTextAreaPriv=(myJSTextAreaPrivate *)JS_GetPrivate(cx,obj);
	HTMLTextAreaElementImpl *impl=(HTMLTextAreaElementImpl *)mTextAreaPriv->CurNode;
	if(!impl)return JS_FALSE;
	impl->focus();
	return JS_TRUE;
}
static JSBool HTMLTextAreaElementSelect(JSContext *cx, JSObject *obj, uintN argc, jsval *argv, jsval *rval)
{
	myJSTextAreaPrivate *mTextAreaPriv=(myJSTextAreaPrivate *)JS_GetPrivate(cx,obj);
	HTMLTextAreaElementImpl *impl=(HTMLTextAreaElementImpl *)mTextAreaPriv->CurNode;
	if(!impl)return JS_FALSE;
	impl->select();
	return JS_TRUE;
}
static JSPropertySpec HTMLTextAreaElementProperties[] =
{
  {"defaultValue",    HTMLTEXTAREAELEMENT_DEFAULTVALUE,    JSPROP_ENUMERATE},
  {"form",    HTMLTEXTAREAELEMENT_FORM,    JSPROP_ENUMERATE | JSPROP_READONLY},
  {"accessKey",    HTMLTEXTAREAELEMENT_ACCESSKEY,    JSPROP_ENUMERATE},
  {"cols",    HTMLTEXTAREAELEMENT_COLS,    JSPROP_ENUMERATE},
  {"disabled",    HTMLTEXTAREAELEMENT_DISABLED,    JSPROP_ENUMERATE},
  {"name",    HTMLTEXTAREAELEMENT_NAME,    JSPROP_ENUMERATE},
  {"readOnly",    HTMLTEXTAREAELEMENT_READONLY,    JSPROP_ENUMERATE},
  {"rows",    HTMLTEXTAREAELEMENT_ROWS,    JSPROP_ENUMERATE},
  {"tabIndex",    HTMLTEXTAREAELEMENT_TABINDEX,    JSPROP_ENUMERATE},
  {"type",    HTMLTEXTAREAELEMENT_TYPE,    JSPROP_ENUMERATE | JSPROP_READONLY},
  {"value",    HTMLTEXTAREAELEMENT_VALUE,    JSPROP_ENUMERATE},
  {0}
};
JSClass HTMLTextAreaElementClass = {
  "HTMLTextAreaElement", 
  JSCLASS_HAS_PRIVATE,
  JS_PropertyStub,
  JS_PropertyStub,
  GetHTMLTextAreaElementProperty,
  SetHTMLTextAreaElementProperty,
  JS_EnumerateStub, JS_ResolveStub, JS_ConvertStub, JS_FinalizeStub 

};
static JSFunctionSpec HTMLTextAreaElementMethods[] = 
{
  {"blur",          HTMLTextAreaElementBlur,     0},
  {"focus",          HTMLTextAreaElementFocus,     0},
  {"select",          HTMLTextAreaElementSelect,     0},
  {0}
};


JSObject* InitHTMLTextAreaElementClass(JSContext *cx,JSObject *globalObj,JSObject *proto)
{
	JSObject *obj;
	obj = JS_DefineObject (cx,globalObj, "HTMLTextAreaElement", &HTMLTextAreaElementClass,proto,JSPROP_ENUMERATE);
    JS_DefineProperties (cx,obj,HTMLTextAreaElementProperties);
    JS_DefineFunctions (cx,obj,HTMLTextAreaElementMethods);
	return obj;
}
JSObject* NewScriptHTMLTextAreaElement(JSContext *cx,JSObject *proto,JSObject *parent,ElementImpl *eImpl)
{
	JSObject *obj;
	JSObject *global = JS_GetGlobalObject(cx);
	jsval vp;
	if ((JS_TRUE == JS_LookupProperty(cx, global, "HTMLTextAreaElement", &vp) && JSVAL_IS_OBJECT(vp)))
				obj=JS_NewObject(cx,&HTMLTextAreaElementClass,JSVAL_TO_OBJECT(vp),NULL);
	else
				obj=InitHTMLTextAreaElementClass(cx,JS_GetParent(cx,proto),proto);
	myJSTextAreaPrivate *mTextAreaPrivate=new myJSTextAreaPrivate;
	mTextAreaPrivate->CurNode=(ElementImpl*)eImpl;	
	JS_SetPrivate(cx,obj,(void*)mTextAreaPrivate);
	return obj;
}