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[quickjs] element.dispatchEvent

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This commit is contained in:
Witold Filipczyk 2024-05-26 17:27:50 +02:00
parent ded0717a64
commit 912f1f2fe5
2 changed files with 152 additions and 29 deletions
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181
src/ecmascript/quickjs/element.c
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@ -30,6 +30,7 @@
#include "ecmascript/quickjs/attributes.h"
#include "ecmascript/quickjs/collection.h"
#include "ecmascript/quickjs/element.h"
#include "ecmascript/quickjs/event.h"
#include "ecmascript/quickjs/heartbeat.h"
#include "ecmascript/quickjs/keyboard.h"
#include "ecmascript/quickjs/nodelist.h"
@ -56,9 +57,12 @@ struct js_element_private {
LIST_OF(struct element_listener) listeners;
struct ecmascript_interpreter *interpreter;
JSValue thisval;
dom_event_listener *listener;
void *node;
};
static void element_event_handler(dom_event *event, void *pw);
void *
js_getopaque(JSValueConst obj, JSClassID class_id)
{
@ -2173,6 +2177,37 @@ check_contains(dom_node *node, dom_node *searched, bool *result_set, bool *resul
}
}
static JSValue
js_element_dispatchEvent(JSContext *ctx, JSValueConst this_val, int argc, JSValueConst *argv)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
REF_JS(this_val);
struct js_element_private *el_private = (struct js_element_private *)(JS_GetOpaque(this_val, js_element_class_id));
if (!el_private) {
return JS_FALSE;
}
dom_node *el = el_private->node;
if (!el) {
return JS_FALSE;
}
if (argc < 1) {
return JS_FALSE;
}
JSValue eve = argv[0];
// JS_DupValue(ctx, eve);
dom_event *event = (dom_event *)(JS_GetOpaque(eve, js_event_class_id));
bool result = false;
dom_exception exc = dom_event_target_dispatch_event(el, event, &result);
return JS_NewBool(ctx, result);
}
static JSValue
js_element_addEventListener(JSContext *ctx, JSValueConst this_val, int argc, JSValueConst *argv)
{
@ -2186,6 +2221,11 @@ js_element_addEventListener(JSContext *ctx, JSValueConst this_val, int argc, JSV
if (!el_private) {
return JS_NULL;
}
dom_node *el = el_private->node;
if (!el) {
return JS_NULL;
}
if (argc < 2) {
return JS_UNDEFINED;
@ -2205,24 +2245,44 @@ js_element_addEventListener(JSContext *ctx, JSValueConst this_val, int argc, JSV
}
JSValue fun = argv[1];
struct element_listener *l;
foreach(l, el_private->listeners) {
if (strcmp(l->typ, method)) {
continue;
}
if (JS_VALUE_GET_PTR(l->fun) == JS_VALUE_GET_PTR(fun)) {
mem_free(method);
struct element_listener *n = (struct element_listener *)mem_calloc(1, sizeof(*n));
if (!n) {
return JS_UNDEFINED;
}
n->fun = fun;
n->typ = method;
add_to_list_end(el_private->listeners, n);
dom_exception exc;
if (el_private->listener) {
dom_event_listener_ref(el_private->listener);
} else {
exc = dom_event_listener_create(element_event_handler, el_private, &el_private->listener);
if (exc != DOM_NO_ERR || !el_private->listener) {
return JS_UNDEFINED;
}
}
struct element_listener *n = (struct element_listener *)mem_calloc(1, sizeof(*n));
dom_string *typ = NULL;
exc = dom_string_create(method, strlen(method), &typ);
if (n) {
n->typ = method;
n->fun = JS_DupValue(ctx, argv[1]);
add_to_list_end(el_private->listeners, n);
if (exc != DOM_NO_ERR || !typ) {
goto ex;
}
exc = dom_event_target_add_event_listener(el, typ, el_private->listener, false);
if (exc == DOM_NO_ERR) {
dom_event_listener_ref(el_private->listener);
}
ex:
if (typ) {
dom_string_unref(typ);
}
dom_event_listener_unref(el_private->listener);
return JS_UNDEFINED;
}
@ -2239,6 +2299,11 @@ js_element_removeEventListener(JSContext *ctx, JSValueConst this_val, int argc,
if (!el_private) {
return JS_NULL;
}
dom_node *el = el_private->node;
if (!el) {
return JS_NULL;
}
if (argc < 2) {
return JS_UNDEFINED;
@ -2257,25 +2322,37 @@ js_element_removeEventListener(JSContext *ctx, JSValueConst this_val, int argc,
return JS_EXCEPTION;
}
JSValue fun = argv[1];
struct element_listener *l;
foreach(l, el_private->listeners) {
if (strcmp(l->typ, method)) {
continue;
}
if (JS_VALUE_GET_PTR(l->fun) == JS_VALUE_GET_PTR(fun)) {
dom_string *typ = NULL;
dom_exception exc = dom_string_create(method, strlen(method), &typ);
if (exc != DOM_NO_ERR || !typ) {
continue;
}
dom_event_target_remove_event_listener(el, typ, el_private->listener, false);
dom_string_unref(typ);
del_from_list(l);
mem_free_set(&l->typ, NULL);
mem_free(l);
mem_free(method);
return JS_UNDEFINED;
}
}
mem_free(method);
return JS_UNDEFINED;
}
static JSValue
js_element_appendChild(JSContext *ctx, JSValueConst this_val, int argc, JSValueConst *argv)
{
@ -3266,6 +3343,7 @@ static const JSCFunctionListEntry js_element_proto_funcs[] = {
JS_CFUNC_DEF("cloneNode", 1, js_element_cloneNode),
JS_CFUNC_DEF("closest", 1, js_element_closest),
JS_CFUNC_DEF("contains", 1, js_element_contains),
JS_CFUNC_DEF("dispatchEvent", 1, js_element_dispatchEvent),
JS_CFUNC_DEF("focus", 0, js_element_focus),
JS_CFUNC_DEF("getAttribute", 1, js_element_getAttribute),
JS_CFUNC_DEF("getAttributeNode",1, js_element_getAttributeNode),
@ -3305,6 +3383,10 @@ void js_element_finalizer(JSRuntime *rt, JSValue val)
struct element_listener *l;
dom_node *el = (dom_node *)el_private->node;
if (el_private->listener) {
dom_event_listener_unref(el_private->listener);
}
if (el) {
dom_node_unref(el);
}
@ -3344,7 +3426,7 @@ js_element_mark(JSRuntime *rt, JSValueConst val, JS_MarkFunc *mark_func)
static JSClassDef js_element_class = {
"Element",
.finalizer = js_element_finalizer,
.gc_mark = js_element_mark,
//.gc_mark = js_element_mark,
};
int
@ -3379,21 +3461,21 @@ getElement(JSContext *ctx, void *node)
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
JSValue second;
static int initialized;
/* create the element class */
if (!initialized) {
JS_NewClassID(&js_element_class_id);
JS_NewClass(JS_GetRuntime(ctx), js_element_class_id, &js_element_class);
initialized = 1;
}
second = attr_find_in_map(map_elements, node);
if (!JS_IsNull(second)) {
JSValue r = JS_DupValue(ctx, second);
RETURN_JS(r);
}
// JSValue second;
// static int initialized;
// /* create the element class */
// if (!initialized) {
// JS_NewClassID(&js_element_class_id);
// JS_NewClass(JS_GetRuntime(ctx), js_element_class_id, &js_element_class);
// initialized = 1;
// }
// second = attr_find_in_map(map_elements, node);
//
// if (!JS_IsNull(second)) {
// JSValue r = JS_DupValue(ctx, second);
// RETURN_JS(r);
// }
struct js_element_private *el_private = (struct js_element_private *)mem_calloc(1, sizeof(*el_private));
if (!el_private) {
@ -3415,7 +3497,7 @@ getElement(JSContext *ctx, void *node)
attr_save_in_map_void(map_privates, node, el_private);
JSValue rr = JS_DupValue(ctx, element_obj);
el_private->thisval = JS_DupValue(ctx, rr);
el_private->thisval = rr;
RETURN_JS(rr);
}
@ -3456,3 +3538,44 @@ check_element_event(void *interp, void *elem, const char *event_name, struct ter
done_heartbeat(interpreter->heartbeat);
check_for_rerender(interpreter, event_name);
}
static void
element_event_handler(dom_event *event, void *pw)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
struct js_element_private *el_private = (struct js_element_private *)pw;
struct ecmascript_interpreter *interpreter = (struct ecmascript_interpreter *)el_private->interpreter;
JSContext *ctx = (JSContext *)interpreter->backend_data;
dom_node *el = (dom_node *)el_private->node;
if (!event) {
return;
}
dom_string *typ = NULL;
dom_exception exc = dom_event_get_type(event, &typ);
if (exc != DOM_NO_ERR || !typ) {
return;
}
// interpreter->heartbeat = add_heartbeat(interpreter);
struct element_listener *l;
foreach(l, el_private->listeners) {
if (strcmp(l->typ, dom_string_data(typ))) {
continue;
}
JSValue func = JS_DupValue(ctx, l->fun);
JSValue arg = getEvent(ctx, event);
JSValue ret = JS_Call(ctx, func, el_private->thisval, 1, (JSValueConst *) &arg);
JS_FreeValue(ctx, ret);
JS_FreeValue(ctx, func);
JS_FreeValue(ctx, arg);
}
// done_heartbeat(interpreter->heartbeat);
check_for_rerender(interpreter, dom_string_data(typ));
dom_string_unref(typ);
}

0
test/ecmascript/assert/element.eventListerner.html → test/ecmascript/assert/element.eventListener.html
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