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[quickjs] CustomEvent (libdom)

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This commit is contained in:
Witold Filipczyk 2024-05-09 20:50:01 +02:00
parent 4932a689c8
commit fec5bd561d
2 changed files with 91 additions and 52 deletions
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141
src/ecmascript/quickjs/customevent.c
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@ -10,11 +10,15 @@
#include "elinks.h" #include "elinks.h"
#include "document/document.h"
#include "document/view.h"
#include "ecmascript/ecmascript.h" #include "ecmascript/ecmascript.h"
#include "ecmascript/libdom/dom.h"
#include "ecmascript/quickjs.h" #include "ecmascript/quickjs.h"
#include "ecmascript/quickjs/event.h" #include "ecmascript/quickjs/event.h"
#include "intl/charsets.h" #include "intl/charsets.h"
#include "terminal/event.h" #include "terminal/event.h"
#include "viewer/text/vs.h"
#define countof(x) (sizeof(x) / sizeof((x)[0])) #define countof(x) (sizeof(x) / sizeof((x)[0]))
@ -22,33 +26,29 @@ static JSClassID js_customEvent_class_id;
static JSValue js_customEvent_get_property_bubbles(JSContext *ctx, JSValueConst this_val); static JSValue js_customEvent_get_property_bubbles(JSContext *ctx, JSValueConst this_val);
static JSValue js_customEvent_get_property_cancelable(JSContext *ctx, JSValueConst this_val); static JSValue js_customEvent_get_property_cancelable(JSContext *ctx, JSValueConst this_val);
static JSValue js_customEvent_get_property_composed(JSContext *ctx, JSValueConst this_val); //static JSValue js_customEvent_get_property_composed(JSContext *ctx, JSValueConst this_val);
static JSValue js_customEvent_get_property_defaultPrevented(JSContext *ctx, JSValueConst this_val); static JSValue js_customEvent_get_property_defaultPrevented(JSContext *ctx, JSValueConst this_val);
static JSValue js_customEvent_get_property_detail(JSContext *ctx, JSValueConst this_val); static JSValue js_customEvent_get_property_detail(JSContext *ctx, JSValueConst this_val);
static JSValue js_customEvent_get_property_type(JSContext *ctx, JSValueConst this_val); static JSValue js_customEvent_get_property_type(JSContext *ctx, JSValueConst this_val);
static JSValue js_customEvent_preventDefault(JSContext *ctx, JSValueConst this_val, int argc, JSValueConst *argv); static JSValue js_customEvent_preventDefault(JSContext *ctx, JSValueConst this_val, int argc, JSValueConst *argv);
struct eljscustom_event {
JSValue detail;
char *type_;
unsigned int bubbles:1;
unsigned int cancelable:1;
unsigned int composed:1;
unsigned int defaultPrevented:1;
};
static static
void js_customEvent_finalizer(JSRuntime *rt, JSValue val) void js_customEvent_finalizer(JSRuntime *rt, JSValue val)
{ {
REF_JS(val); REF_JS(val);
struct eljscustom_event *event = (struct eljscustom_event *)JS_GetOpaque(val, js_customEvent_class_id); dom_custom_event *event = (dom_custom_event *)JS_GetOpaque(val, js_customEvent_class_id);
if (event) { if (event) {
JS_FreeValueRT(rt, event->detail); JSValue *detail = NULL;
mem_free_if(event->type_); dom_exception exc = dom_custom_event_get_detail(event, &detail);
mem_free(event);
if (detail) {
free(detail);
}
dom_event_unref(event);
} }
} }
@ -60,7 +60,7 @@ static JSClassDef js_customEvent_class = {
static const JSCFunctionListEntry js_customEvent_proto_funcs[] = { static const JSCFunctionListEntry js_customEvent_proto_funcs[] = {
JS_CGETSET_DEF("bubbles", js_customEvent_get_property_bubbles, NULL), JS_CGETSET_DEF("bubbles", js_customEvent_get_property_bubbles, NULL),
JS_CGETSET_DEF("cancelable", js_customEvent_get_property_cancelable, NULL), JS_CGETSET_DEF("cancelable", js_customEvent_get_property_cancelable, NULL),
JS_CGETSET_DEF("composed", js_customEvent_get_property_composed, NULL), // JS_CGETSET_DEF("composed", js_customEvent_get_property_composed, NULL),
JS_CGETSET_DEF("defaultPrevented", js_customEvent_get_property_defaultPrevented, NULL), JS_CGETSET_DEF("defaultPrevented", js_customEvent_get_property_defaultPrevented, NULL),
JS_CGETSET_DEF("detail", js_customEvent_get_property_detail, NULL), JS_CGETSET_DEF("detail", js_customEvent_get_property_detail, NULL),
JS_CGETSET_DEF("type", js_customEvent_get_property_type, NULL), JS_CGETSET_DEF("type", js_customEvent_get_property_type, NULL),
@ -75,12 +75,14 @@ js_customEvent_get_property_bubbles(JSContext *ctx, JSValueConst this_val)
#endif #endif
REF_JS(this_val); REF_JS(this_val);
struct eljscustom_event *event = (struct eljscustom_event *)(JS_GetOpaque(this_val, js_customEvent_class_id)); dom_custom_event *event = (dom_custom_event *)(JS_GetOpaque(this_val, js_customEvent_class_id));
if (!event) { if (!event) {
return JS_NULL; return JS_NULL;
} }
JSValue r = JS_NewBool(ctx, event->bubbles); bool bubbles = false;
dom_exception exc = dom_event_get_bubbles(event, &bubbles);
JSValue r = JS_NewBool(ctx, bubbles);
RETURN_JS(r); RETURN_JS(r);
} }
@ -93,16 +95,19 @@ js_customEvent_get_property_cancelable(JSContext *ctx, JSValueConst this_val)
#endif #endif
REF_JS(this_val); REF_JS(this_val);
struct eljscustom_event *event = (struct eljscustom_event *)(JS_GetOpaque(this_val, js_customEvent_class_id)); dom_custom_event *event = (dom_custom_event *)(JS_GetOpaque(this_val, js_customEvent_class_id));
if (!event) { if (!event) {
return JS_NULL; return JS_NULL;
} }
JSValue r = JS_NewBool(ctx, event->cancelable); bool cancelable = false;
dom_exception exc = dom_event_get_cancelable(event, &cancelable);
JSValue r = JS_NewBool(ctx, cancelable);
RETURN_JS(r); RETURN_JS(r);
} }
#if 0
static JSValue static JSValue
js_customEvent_get_property_composed(JSContext *ctx, JSValueConst this_val) js_customEvent_get_property_composed(JSContext *ctx, JSValueConst this_val)
{ {
@ -120,6 +125,7 @@ js_customEvent_get_property_composed(JSContext *ctx, JSValueConst this_val)
RETURN_JS(r); RETURN_JS(r);
} }
#endif
static JSValue static JSValue
js_customEvent_get_property_defaultPrevented(JSContext *ctx, JSValueConst this_val) js_customEvent_get_property_defaultPrevented(JSContext *ctx, JSValueConst this_val)
@ -129,12 +135,14 @@ js_customEvent_get_property_defaultPrevented(JSContext *ctx, JSValueConst this_v
#endif #endif
REF_JS(this_val); REF_JS(this_val);
struct eljscustom_event *event = (struct eljscustom_event *)(JS_GetOpaque(this_val, js_customEvent_class_id)); dom_custom_event *event = (dom_custom_event *)(JS_GetOpaque(this_val, js_customEvent_class_id));
if (!event) { if (!event) {
return JS_NULL; return JS_NULL;
} }
JSValue r = JS_NewBool(ctx, event->defaultPrevented); bool prevented = false;
dom_exception exc = dom_event_is_default_prevented(event, &prevented);
JSValue r = JS_NewBool(ctx, prevented);
RETURN_JS(r); RETURN_JS(r);
} }
@ -147,18 +155,18 @@ js_customEvent_get_property_detail(JSContext *ctx, JSValueConst this_val)
#endif #endif
REF_JS(this_val); REF_JS(this_val);
struct eljscustom_event *event = (struct eljscustom_event *)(JS_GetOpaque(this_val, js_customEvent_class_id)); dom_custom_event *event = (dom_custom_event *)(JS_GetOpaque(this_val, js_customEvent_class_id));
if (!event) { if (!event) {
return JS_NULL; return JS_NULL;
} }
JSValue *detail = NULL;
dom_exception exc = dom_custom_event_get_detail(event, &detail);
if (JS_IsNull(event->detail)) { if (exc != DOM_NO_ERR || !detail) {
return JS_NULL; return JS_NULL;
} }
JSValue r = event->detail; RETURN_JS(*detail);
RETURN_JS(r);
} }
@ -169,17 +177,20 @@ js_customEvent_get_property_type(JSContext *ctx, JSValueConst this_val)
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__); fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif #endif
REF_JS(this_val); REF_JS(this_val);
struct dom_custom_event *event = (dom_custom_event *)(JS_GetOpaque(this_val, js_customEvent_class_id));
struct eljscustom_event *event = (struct eljscustom_event *)(JS_GetOpaque(this_val, js_customEvent_class_id));
if (!event) { if (!event) {
return JS_NULL; return JS_NULL;
} }
if (!event->type_) { dom_string *typ = NULL;
dom_exception exc = dom_event_get_type(event, &typ);
if (exc != DOM_NO_ERR || !typ) {
JSValue r = JS_NewString(ctx, ""); JSValue r = JS_NewString(ctx, "");
RETURN_JS(r); RETURN_JS(r);
} }
JSValue r = JS_NewString(ctx, event->type_); JSValue r = JS_NewString(ctx, dom_string_data(typ));
dom_string_unref(typ);
RETURN_JS(r); RETURN_JS(r);
} }
@ -192,14 +203,13 @@ js_customEvent_preventDefault(JSContext *ctx, JSValueConst this_val, int argc, J
#endif #endif
REF_JS(this_val); REF_JS(this_val);
struct eljscustom_event *event = (struct eljscustom_event *)(JS_GetOpaque(this_val, js_customEvent_class_id)); dom_custom_event *event = (dom_custom_event *)(JS_GetOpaque(this_val, js_customEvent_class_id));
if (!event) { if (!event) {
return JS_NULL; return JS_NULL;
} }
if (event->cancelable) { dom_event_prevent_default(event);
event->defaultPrevented = 1;
}
return JS_UNDEFINED; return JS_UNDEFINED;
} }
@ -217,36 +227,65 @@ js_customEvent_constructor(JSContext *ctx, JSValueConst new_target, int argc, JS
if (JS_IsException(obj)) { if (JS_IsException(obj)) {
return obj; return obj;
} }
struct eljscustom_event *event = (struct eljscustom_event *)mem_calloc(1, sizeof(*event)); struct ecmascript_interpreter *interpreter = (struct ecmascript_interpreter *)JS_GetContextOpaque(ctx);
struct view_state *vs = interpreter->vs;
if (!event) { if (!vs) {
JS_FreeValue(ctx, obj);
return JS_EXCEPTION; return JS_EXCEPTION;
} }
event->detail = JS_NULL; struct document_view *doc_view = vs->doc_view;
struct document *document = doc_view->document;
if (!document->dom) {
return JS_EXCEPTION;
}
dom_custom_event *event = NULL;
dom_string *CustomEventStr = NULL;
dom_exception exc = dom_string_create("CustomEvent", sizeof("CustomEvent") - 1, &CustomEventStr);
if (exc != DOM_NO_ERR || !CustomEventStr) {
return JS_EXCEPTION;
}
exc = dom_document_event_create_event(document->dom, CustomEventStr, &event);
dom_string_unref(CustomEventStr);
if (exc != DOM_NO_ERR) {
return JS_EXCEPTION;
}
dom_string *typ = NULL;
if (argc > 0) { if (argc > 0) {
const char *str;
size_t len; size_t len;
const char *tt = JS_ToCStringLen(ctx, &len, argv[0]);
str = JS_ToCStringLen(ctx, &len, argv[0]); if (!tt) {
return JS_EXCEPTION;
}
exc = dom_string_create((const uint8_t *)tt, strlen(tt), &typ);
JS_FreeCString(ctx, tt);
}
bool bubbles = false;
bool cancelable = false;
if (str) { JSValue *detail = NULL;
event->type_ = memacpy(str, len);
JS_FreeCString(ctx, str);
}
}
if (argc > 1) { if (argc > 1) {
JSValue r = JS_GetPropertyStr(ctx, argv[1], "bubbles"); JSValue r = JS_GetPropertyStr(ctx, argv[1], "bubbles");
event->bubbles = JS_ToBool(ctx, r); bubbles = JS_ToBool(ctx, r);
r = JS_GetPropertyStr(ctx, argv[1], "cancelable"); r = JS_GetPropertyStr(ctx, argv[1], "cancelable");
event->cancelable = JS_ToBool(ctx, r); cancelable = JS_ToBool(ctx, r);
r = JS_GetPropertyStr(ctx, argv[1], "composed"); r = JS_GetPropertyStr(ctx, argv[1], "composed");
event->composed = JS_ToBool(ctx, r); //composed = JS_ToBool(ctx, r);
event->detail = JS_GetPropertyStr(ctx, argv[1], "detail"); detail = calloc(1, sizeof(*detail));
}
if (detail) {
*detail = JS_GetPropertyStr(ctx, argv[1], "detail");
}
}
exc = dom_custom_event_init_ns(event, NULL, typ, bubbles, cancelable, detail);
if (typ) {
dom_string_unref(typ);
}
JS_SetOpaque(obj, event); JS_SetOpaque(obj, event);
return obj; return obj;

2
test/ecmascript/assert/customEvent.html
View File

@ -7,6 +7,6 @@ console.assert(!e.defaultPrevented, 'defaultPrevented false');
e.preventDefault(); e.preventDefault();
console.assert(e.defaultPrevented, 'defaultPrevented true'); console.assert(e.defaultPrevented, 'defaultPrevented true');
console.assert(e.type === 'message', 'message'); console.assert(e.type === 'message', 'message');
console.assert(e.detail.name == 'cat', 'detail'); console.assert(e.detail.name === 'cat', 'cat');
console.exit(0); console.exit(0);
</script> </script>