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[spidermonkey] document.addEventListener

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This commit is contained in:
Witold Filipczyk 2024-03-03 21:37:51 +01:00
parent f762775b9d
commit c231b31ac0
1 changed files with 165 additions and 1 deletions
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166
src/ecmascript/spidermonkey/document.cpp
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@ -61,6 +61,19 @@
#include <iostream>
struct listener {
LIST_HEAD_EL(struct listener);
char *typ;
JS::RootedValue fun;
};
struct document_private {
LIST_OF(struct listener) listeners;
struct ecmascript_interpreter *interpreter;
JS::RootedObject thisval;
int ref_count;
};
static JSObject *getDoctype(JSContext *ctx, void *node);
static void document_finalize(JS::GCContext *op, JSObject *obj)
@ -69,9 +82,22 @@ static void document_finalize(JS::GCContext *op, JSObject *obj)
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
dom_document *doc = JS::GetMaybePtrFromReservedSlot<dom_document>(obj, 0);
struct document_private *doc_private = JS::GetMaybePtrFromReservedSlot<struct document_private>(obj, 1);
if (doc_private) {
struct listener *l;
foreach(l, doc_private->listeners) {
mem_free_set(&l->typ, NULL);
}
free_list(doc_private->listeners);
mem_free(doc_private);
JS::SetReservedSlot(obj, 1, JS::UndefinedValue());
}
if (doc) {
dom_node_unref(doc);
JS::SetReservedSlot(obj, 0, JS::UndefinedValue());
}
}
@ -92,7 +118,7 @@ JSClassOps document_ops = {
/* Each @document_class object must have a @window_class parent. */
JSClass document_class = {
"document",
JSCLASS_HAS_RESERVED_SLOTS(1),
JSCLASS_HAS_RESERVED_SLOTS(2),
&document_ops
};
@ -1118,6 +1144,7 @@ JSPropertySpec document_props[] = {
JS_PS_END
};
static bool document_addEventListener(JSContext *ctx, unsigned int argc, JS::Value *rval);
static bool document_createComment(JSContext *ctx, unsigned int argc, JS::Value *rval);
static bool document_createDocumentFragment(JSContext *ctx, unsigned int argc, JS::Value *rval);
static bool document_createElement(JSContext *ctx, unsigned int argc, JS::Value *rval);
@ -1131,8 +1158,10 @@ static bool document_getElementsByName(JSContext *ctx, unsigned int argc, JS::Va
static bool document_getElementsByTagName(JSContext *ctx, unsigned int argc, JS::Value *rval);
static bool document_querySelector(JSContext *ctx, unsigned int argc, JS::Value *rval);
static bool document_querySelectorAll(JSContext *ctx, unsigned int argc, JS::Value *rval);
static bool document_removeEventListener(JSContext *ctx, unsigned int argc, JS::Value *rval);
const spidermonkeyFunctionSpec document_funcs[] = {
{ "addEventListener", document_addEventListener, 3 },
{ "createComment", document_createComment, 1 },
{ "createDocumentFragment", document_createDocumentFragment, 0 },
{ "createElement", document_createElement, 1 },
@ -1146,6 +1175,7 @@ const spidermonkeyFunctionSpec document_funcs[] = {
{ "getElementsByTagName", document_getElementsByTagName, 1 },
{ "querySelector", document_querySelector, 1 },
{ "querySelectorAll", document_querySelectorAll, 1 },
{ "removeEventListener", document_removeEventListener, 2 },
{ NULL }
};
@ -1297,6 +1327,134 @@ document_replace(JSContext *ctx, unsigned int argc, JS::Value *vp)
return(true);
}
static bool
document_addEventListener(JSContext *ctx, unsigned int argc, JS::Value *rval)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
JS::Realm *comp = js::GetContextRealm(ctx);
if (!comp) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
JS::CallArgs args = CallArgsFromVp(argc, rval);
JS::RootedObject hobj(ctx, &args.thisv().toObject());
if (!JS_InstanceOf(ctx, hobj, &document_class, NULL)) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
dom_document *doc = JS::GetMaybePtrFromReservedSlot<dom_document>(hobj, 0);
struct document_private *doc_private = JS::GetMaybePtrFromReservedSlot<struct document_private>(hobj, 1);
if (!doc || !doc_private) {
args.rval().setNull();
return true;
}
if (argc < 2) {
args.rval().setUndefined();
return true;
}
char *method = jsval_to_string(ctx, args[0]);
JS::RootedValue fun(ctx, args[1]);
struct listener *l;
foreach(l, doc_private->listeners) {
if (strcmp(l->typ, method)) {
continue;
}
if (l->fun == fun) {
args.rval().setUndefined();
mem_free(method);
return true;
}
}
struct listener *n = (struct listener *)mem_calloc(1, sizeof(*n));
if (n) {
n->typ = method;
n->fun = fun;
add_to_list_end(doc_private->listeners, n);
}
args.rval().setUndefined();
return true;
}
static bool
document_removeEventListener(JSContext *ctx, unsigned int argc, JS::Value *rval)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
JS::Realm *comp = js::GetContextRealm(ctx);
if (!comp) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
JS::CallArgs args = CallArgsFromVp(argc, rval);
JS::RootedObject hobj(ctx, &args.thisv().toObject());
if (!JS_InstanceOf(ctx, hobj, &document_class, NULL)) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
dom_document *doc = JS::GetMaybePtrFromReservedSlot<dom_document>(hobj, 0);
struct document_private *doc_private = JS::GetMaybePtrFromReservedSlot<struct document_private>(hobj, 1);
if (!doc || !doc_private) {
args.rval().setNull();
return true;
}
if (argc < 2) {
args.rval().setUndefined();
return true;
}
char *method = jsval_to_string(ctx, args[0]);
if (!method) {
return false;
}
JS::RootedValue fun(ctx, args[1]);
struct listener *l;
foreach(l, doc_private->listeners) {
if (strcmp(l->typ, method)) {
continue;
}
if (l->fun == fun) {
del_from_list(l);
mem_free_set(&l->typ, NULL);
mem_free(l);
mem_free(method);
args.rval().setUndefined();
return true;
}
}
mem_free(method);
args.rval().setUndefined();
return true;
}
static bool
document_createComment(JSContext *ctx, unsigned int argc, JS::Value *vp)
{
@ -1915,6 +2073,11 @@ getDocument(JSContext *ctx, void *doc)
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
struct document_private *doc_private = (struct document_private *)mem_calloc(1, sizeof(*doc_private));
if (!doc_private) {
return NULL;
}
JSObject *el = JS_NewObject(ctx, &document_class);
if (!el) {
@ -1927,6 +2090,7 @@ getDocument(JSContext *ctx, void *doc)
spidermonkey_DefineFunctions(ctx, el, document_funcs);
JS::SetReservedSlot(el, 0, JS::PrivateValue(doc));
JS::SetReservedSlot(el, 1, JS::PrivateValue(doc_private));
return el;
}