netsurf/javascript/jsapi/nodelist.bnd

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/* Binding to generate NodeList interface
*
* Copyright 2012 Vincent Sanders <vince@netsurf-browser.org>
*
* This file is part of NetSurf, http://www.netsurf-browser.org/
*
* Released under the terms of the MIT License,
* http://www.opensource.org/licenses/mit-license
*/
/* The hdrcomment are added into the geenrated output comment header */
hdrcomment "Copyright 2012 Vincent Sanders <vince@netsurf-browser.org>";
hdrcomment "This file is part of NetSurf, http://www.netsurf-browser.org/";
hdrcomment "Released under the terms of the MIT License,";
hdrcomment " http://www.opensource.org/licenses/mit-license";
preamble %{
#include <dom/dom.h>
#include "utils/config.h"
#include "utils/log.h"
#include "javascript/jsapi.h"
#include "render/html_internal.h"
#include "nodelist.h"
#include "htmlelement.h"
%}
webidlfile "dom.idl";
binding nodelist {
type js_libdom; /* the binding type */
interface NodeList; /* The WebIDL interface to generate a binding for */
private "dom_nodelist *" nodelist;
private "struct html_content *" htmlc;
}
api finalise %{
if (private != NULL) {
dom_nodelist_unref(private->nodelist);
}
%}
/* default handler for numericaly indexed property values */
api getproperty %{
jsval queryprop;
int idx;
JSObject *jsret = NULL; /* Node */
dom_exception err;
dom_node *domnode;
JSAPI_PROP_IDVAL(cx, &queryprop);
if (JSVAL_IS_INT(queryprop)) {
idx = JSVAL_TO_INT(queryprop);
JSDBG("Index was %d", idx);
err = dom_nodelist_item(private->nodelist, idx, &domnode);
if (err != DOM_NO_ERR) {
return JS_FALSE;
}
if (domnode != NULL) {
jsret = jsapi_new_HTMLElement(cx, NULL, NULL, (dom_element *)domnode, private->htmlc);
JSDBG("return object:%p", jsret);
JSAPI_PROP_SET_RVAL(cx, vp, OBJECT_TO_JSVAL(jsret));
}
}
%}
getter length %{
dom_exception err;
err = dom_nodelist_get_length(private->nodelist, &jsret);
if (err != DOM_NO_ERR) {
return JS_FALSE;
}
%}
operation item %{
dom_exception err;
dom_node *domnode;
err = dom_nodelist_item(private->nodelist, index, &domnode);
if (err != DOM_NO_ERR) {
return JS_FALSE;
}
if (domnode != NULL) {
jsret = jsapi_new_HTMLElement(cx, NULL, NULL, (dom_element *)domnode, private->htmlc);
}
%}