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[quickjs] nodelist similar to htmlcollection

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This commit is contained in:
Witold Filipczyk 2024-10-16 15:32:10 +02:00
parent 426ce3fd6f
commit c4b9ebe651
1 changed files with 123 additions and 22 deletions
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145
src/js/quickjs/nodelist.c
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@ -26,6 +26,11 @@
static JSClassID js_nodelist_class_id;
struct js_nodelist {
JSValue arr;
void *node;
};
void *map_nodelist;
void *map_rev_nodelist;
@ -33,26 +38,46 @@ void *map_rev_nodelist;
//static std::map<JSValueConst, void *> map_rev_nodelist;
static void *
js_nodeList_GetOpaque(JSValueConst this_val)
js_nodelist_GetOpaque(JSValueConst this_val)
{
REF_JS(this_val);
return attr_find_in_map_rev(map_rev_nodelist, this_val);
return JS_GetOpaque(this_val, js_nodelist_class_id);
}
static void
js_nodeList_SetOpaque(JSValueConst this_val, void *node)
js_nodelist_finalizer(JSRuntime *rt, JSValue val)
{
REF_JS(this_val);
REF_JS(val);
struct js_nodelist *nodelist_private = (struct js_nodelist *)js_nodelist_GetOpaque(val);
if (!node) {
attr_erase_from_map_rev(map_rev_nodelist, this_val);
} else {
attr_save_in_map_rev(map_rev_nodelist, this_val, node);
if (!nodelist_private) {
return;
}
dom_nodelist *nl = (dom_nodelist *)(nodelist_private->node);
if (nl) {
dom_nodelist_unref(nl);
}
mem_free(nodelist_private);
}
static void
js_nodelist_mark(JSRuntime *rt, JSValueConst val, JS_MarkFunc *mark_func)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
REF_JS(val);
struct js_nodelist *nodelist_private = (struct js_nodelist *)js_nodelist_GetOpaque(val);
if (!nodelist_private) {
return;
}
JS_MarkValue(rt, nodelist_private->arr, mark_func);
}
#if 0
static JSValue
js_nodeList_get_property_length(JSContext *ctx, JSValueConst this_val)
{
@ -60,8 +85,12 @@ js_nodeList_get_property_length(JSContext *ctx, JSValueConst this_val)
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
REF_JS(this_val);
struct js_nodelist *nodelist_private = (struct js_nodelist *)js_nodelist_GetOpaque(this_val);
dom_nodelist *nl = (dom_nodelist *)(js_nodeList_GetOpaque(this_val));
if (!nodelist_private) {
return JS_NULL;
}
dom_nodelist *nl = (dom_nodelist *)(nodelist_private->node);
dom_exception err;
uint32_t size;
@ -79,7 +108,6 @@ js_nodeList_get_property_length(JSContext *ctx, JSValueConst this_val)
return JS_NewInt32(ctx, size);
}
#endif
static JSValue
js_nodeList_item2(JSContext *ctx, JSValueConst this_val, int idx)
@ -88,8 +116,12 @@ js_nodeList_item2(JSContext *ctx, JSValueConst this_val, int idx)
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
REF_JS(this_val);
struct js_nodelist *nodelist_private = (struct js_nodelist *)js_nodelist_GetOpaque(this_val);
dom_nodelist *nl = (dom_nodelist *)(js_nodeList_GetOpaque(this_val));
if (!nodelist_private) {
return JS_NULL;
}
dom_nodelist *nl = (dom_nodelist *)(nodelist_private->node);
dom_node *element = NULL;
dom_exception err;
JSValue ret;
@ -188,14 +220,68 @@ js_nodeList_toString(JSContext *ctx, JSValueConst this_val, int argc, JSValueCon
return JS_NewString(ctx, "[nodeList object]");
}
static const JSCFunctionListEntry js_nodeList_proto_funcs[] = {
// JS_CGETSET_DEF("length", js_nodeList_get_property_length, NULL),
static const JSCFunctionListEntry js_nodelist_proto_funcs[] = {
JS_CGETSET_DEF("length", js_nodeList_get_property_length, NULL),
JS_CFUNC_DEF("item", 1, js_nodeList_item),
JS_CFUNC_DEF("toString", 0, js_nodeList_toString)
};
static int
js_obj_delete_property(JSContext *ctx, JSValueConst obj, JSAtom prop)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
struct js_nodelist *nodelist_private = (struct js_nodelist *)js_nodelist_GetOpaque(obj);
if (!nodelist_private) {
return -1;
}
return JS_DeleteProperty(ctx, nodelist_private->arr, prop, 0);
}
static JSValue
js_obj_get_property(JSContext *ctx, JSValueConst obj, JSAtom prop, JSValueConst receiver)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
struct js_nodelist *nodelist_private = (struct js_nodelist *)js_nodelist_GetOpaque(obj);
if (!nodelist_private) {
return JS_NULL;
}
return JS_GetProperty(ctx, nodelist_private->arr, prop);
}
/* return < 0 if exception or TRUE/FALSE */
static int
js_obj_set_property(JSContext *ctx, JSValueConst obj, JSAtom prop, JSValueConst val, JSValueConst receiver, int flags)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
struct js_nodelist *nodelist_private = (struct js_nodelist *)js_nodelist_GetOpaque(obj);
if (!nodelist_private) {
return -1;
}
return JS_SetProperty(ctx, nodelist_private->arr, prop, val);
}
static JSClassExoticMethods exo = {
.delete_property = js_obj_delete_property,
// .has_property = js_obj_has_property,
.get_property = js_obj_get_property,
.set_property = js_obj_set_property
};
static JSClassDef js_nodelist_class = {
"nodelist",
.finalizer = js_nodelist_finalizer,
.gc_mark = js_nodelist_mark,
.exotic = &exo
};
JSValue
@ -207,18 +293,33 @@ getNodeList(JSContext *ctx, void *node)
JSValue proto;
/* nodelist class */
JS_NewClassID(&js_nodelist_class_id);
JS_NewClass(JS_GetRuntime(ctx), js_nodelist_class_id, &js_nodelist_class);
static int initialized;
if (!initialized) {
JS_NewClassID(&js_nodelist_class_id);
JS_NewClass(JS_GetRuntime(ctx), js_nodelist_class_id, &js_nodelist_class);
initialized = 1;
}
struct js_nodelist *nodelist_private = calloc(1, sizeof(*nodelist_private));
if (!nodelist_private) {
return JS_NULL;
}
proto = JS_NewArray(ctx);
js_nodeList_set_items(ctx, proto, node);
REF_JS(proto);
JS_SetPropertyFunctionList(ctx, proto, js_nodeList_proto_funcs, countof(js_nodeList_proto_funcs));
JS_SetClassProto(ctx, js_nodelist_class_id, proto);
JSValue nodelist_obj = JS_NewObjectClass(ctx, js_nodelist_class_id);
REF_JS(nodelist_obj);
attr_save_in_map(map_nodelist, node, proto);
js_nodeList_SetOpaque(proto, node);
js_nodeList_set_items(ctx, proto, node);
JS_SetPropertyFunctionList(ctx, nodelist_obj, js_nodelist_proto_funcs, countof(js_nodelist_proto_funcs));
JS_SetClassProto(ctx, js_nodelist_class_id, nodelist_obj);
nodelist_private->arr = JS_DupValue(ctx, proto);
JS_FreeValue(ctx, proto);
nodelist_private->node = node;
JS_SetOpaque(nodelist_obj, nodelist_private);
JSValue rr = JS_DupValue(ctx, nodelist_obj);
JSValue rr = JS_DupValue(ctx, proto);
RETURN_JS(rr);
}