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[ecmascript] Implemented keyboardEvent in spidermonkey code.

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It does not work well yet.
This commit is contained in:
Witold Filipczyk 2022-11-09 19:21:16 +01:00
parent 56ab960cce
commit c5569ccb27
9 changed files with 252 additions and 9 deletions
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2
src/ecmascript/spidermonkey/Makefile
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@ -3,6 +3,6 @@ include $(top_builddir)/Makefile.config
INCLUDES += $(SPIDERMONKEY_CFLAGS)
OBJS = attr.obj attributes.obj collection.obj console.obj document.obj element.obj form.obj forms.obj heartbeat.obj history.obj implementation.obj input.obj \
location.obj localstorage.obj navigator.obj nodelist.obj screen.obj unibar.obj window.obj xhr.obj
keyboard.obj location.obj localstorage.obj navigator.obj nodelist.obj screen.obj unibar.obj window.obj xhr.obj
include $(top_srcdir)/Makefile.lib

16
src/ecmascript/spidermonkey/element.cpp
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@ -29,6 +29,7 @@
#include "ecmascript/spidermonkey/collection.h"
#include "ecmascript/spidermonkey/element.h"
#include "ecmascript/spidermonkey/heartbeat.h"
#include "ecmascript/spidermonkey/keyboard.h"
#include "ecmascript/spidermonkey/nodelist.h"
#include "ecmascript/spidermonkey/window.h"
#include "intl/libintl.h"
@ -3508,8 +3509,9 @@ getElement(JSContext *ctx, void *node)
}
void
check_element_event(void *elem, const char *event_name)
check_element_event(void *elem, const char *event_name, struct term_event *ev)
{
JSObject *obj;
auto el = map_privates.find(elem);
if (el == map_privates.end()) {
@ -3528,7 +3530,17 @@ check_element_event(void *elem, const char *event_name)
if (strcmp(l->typ, event_name)) {
continue;
}
JS_CallFunctionValue(ctx, el_private->thisval, l->fun, JS::HandleValueArray::empty(), &r_val);
if (ev && ev->ev == EVENT_KBD && (!strcmp(event_name, "keydown") || !strcmp(event_name, "keyup"))) {
JS::RootedValueVector argv(ctx);
if (!argv.resize(1)) {
return;
}
obj = get_keyboardEvent(ctx, ev);
argv[0].setObject(*obj);
JS_CallFunctionValue(ctx, el_private->thisval, l->fun, argv, &r_val);
} else {
JS_CallFunctionValue(ctx, el_private->thisval, l->fun, JS::HandleValueArray::empty(), &r_val);
}
}
done_heartbeat(interpreter->heartbeat);
JS::LeaveRealm(ctx, comp);

3
src/ecmascript/spidermonkey/element.h
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@ -3,6 +3,7 @@
#include "ecmascript/spidermonkey/util.h"
struct term_event;
extern JSClass element_class;
extern JSPropertySpec element_props[];
@ -10,6 +11,6 @@ JSObject *getElement(JSContext *ctx, void *node);
void walk_tree(struct string *buf, void *nod, bool start = true, bool toSortAttrs = false);
void check_element_event(void *elem, const char *event_name);
void check_element_event(void *elem, const char *event_name, struct term_event *ev);
#endif

216
src/ecmascript/spidermonkey/keyboard.cpp Normal file
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@ -0,0 +1,216 @@
/* The SpiderMonkey KeyboardEvent object implementation. */
#ifdef HAVE_CONFIG_H
#include "config.h"
#endif
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include "elinks.h"
#include "ecmascript/spidermonkey/util.h"
#include <js/BigInt.h>
#include <js/Conversions.h>
#include "bfu/dialog.h"
#include "cache/cache.h"
#include "cookies/cookies.h"
#include "dialogs/menu.h"
#include "dialogs/status.h"
#include "document/html/frames.h"
#include "document/document.h"
#include "document/forms.h"
#include "document/view.h"
#include "ecmascript/ecmascript.h"
#include "ecmascript/spidermonkey.h"
#include "ecmascript/spidermonkey/heartbeat.h"
#include "ecmascript/spidermonkey/keyboard.h"
#include "ecmascript/timer.h"
#include "intl/libintl.h"
#include "main/select.h"
#include "main/timer.h"
#include "network/connection.h"
#include "osdep/newwin.h"
#include "osdep/sysname.h"
#include "protocol/http/http.h"
#include "protocol/uri.h"
#include "session/download.h"
#include "session/history.h"
#include "session/location.h"
#include "session/session.h"
#include "session/task.h"
#include "terminal/tab.h"
#include "terminal/terminal.h"
#include "util/conv.h"
#include "util/memory.h"
#include "util/string.h"
#include "viewer/text/draw.h"
#include "viewer/text/form.h"
#include "viewer/text/link.h"
#include "viewer/text/vs.h"
#include <iostream>
#include <list>
#include <map>
#include <utility>
#include <sstream>
#include <vector>
static bool keyboardEvent_get_property_key(JSContext *cx, unsigned int argc, JS::Value *vp);
static bool keyboardEvent_get_property_keyCode(JSContext *cx, unsigned int argc, JS::Value *vp);
static unicode_val_T keyCode;
struct keyboard {
unicode_val_T keyCode;
};
static void
keyboardEvent_finalize(JS::GCContext *op, JSObject *xhr_obj)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
}
JSClassOps keyboardEvent_ops = {
nullptr, // addProperty
nullptr, // deleteProperty
nullptr, // enumerate
nullptr, // newEnumerate
nullptr, // resolve
nullptr, // mayResolve
keyboardEvent_finalize, // finalize
nullptr, // call
nullptr, // construct
JS_GlobalObjectTraceHook // trace
};
JSClass keyboardEvent_class = {
"KeyboardEvent",
JSCLASS_HAS_RESERVED_SLOTS(1),
&keyboardEvent_ops
};
bool
keyboardEvent_constructor(JSContext* ctx, unsigned argc, JS::Value* vp)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
JS::RootedObject newObj(ctx, JS_NewObjectForConstructor(ctx, &keyboardEvent_class, args));
JS::Realm *comp = js::GetContextRealm(ctx);
if (!comp) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
struct ecmascript_interpreter *interpreter = (struct ecmascript_interpreter *)JS::GetRealmPrivate(comp);
if (!newObj) {
return false;
}
struct keyboard *keyb = (struct keyboard *)mem_calloc(1, sizeof(*keyb));
if (!keyb) {
return false;
}
JS::SetReservedSlot(newObj, 0, JS::PrivateValue(keyb));
keyb->keyCode = keyCode;
args.rval().setObject(*newObj);
return true;
}
JSPropertySpec keyboardEvent_props[] = {
JS_PSG("key", keyboardEvent_get_property_key, JSPROP_ENUMERATE),
JS_PSG("keyCode", keyboardEvent_get_property_keyCode, JSPROP_ENUMERATE),
JS_PS_END
};
static bool
keyboardEvent_get_property_key(JSContext *ctx, unsigned int argc, JS::Value *vp)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
JS::RootedObject hobj(ctx, &args.thisv().toObject());
JS::Realm *comp = js::GetContextRealm(ctx);
if (!comp) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
struct ecmascript_interpreter *interpreter = (struct ecmascript_interpreter *)JS::GetRealmPrivate(comp);
struct keyboard *keyb = JS::GetMaybePtrFromReservedSlot<struct keyboard>(hobj, 0);
if (!keyb) {
return false;
}
char text[8] = {0};
*text = keyb->keyCode;
args.rval().setString(JS_NewStringCopyZ(ctx, text));
return true;
}
static bool
keyboardEvent_get_property_keyCode(JSContext *ctx, unsigned int argc, JS::Value *vp)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
JS::CallArgs args = JS::CallArgsFromVp(argc, vp);
JS::RootedObject hobj(ctx, &args.thisv().toObject());
JS::Realm *comp = js::GetContextRealm(ctx);
if (!comp) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
struct ecmascript_interpreter *interpreter = (struct ecmascript_interpreter *)JS::GetRealmPrivate(comp);
struct keyboard *keyb = JS::GetMaybePtrFromReservedSlot<struct keyboard>(hobj, 0);
if (!keyb) {
return false;
}
args.rval().setInt32(keyb->keyCode);
return true;
}
JSObject *
get_keyboardEvent(JSContext *ctx, struct term_event *ev)
{
JSObject *k = JS_NewObject(ctx, &keyboardEvent_class);
if (!k) {
return NULL;
}
JS::RootedObject r_keyb(ctx, k);
JS_DefineProperties(ctx, r_keyb, (JSPropertySpec *) keyboardEvent_props);
struct keyboard *keyb = (struct keyboard *)mem_calloc(1, sizeof(*keyb));
if (!keyb) {
return NULL;
}
keyCode = keyb->keyCode = get_kbd_key(ev);
JS::SetReservedSlot(k, 0, JS::PrivateValue(keyb));
return k;
}

14
src/ecmascript/spidermonkey/keyboard.h Normal file
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@ -0,0 +1,14 @@
#ifndef EL__ECMASCRIPT_SPIDERMONKEY_KEYBOARD_H
#define EL__ECMASCRIPT_SPIDERMONKEY_KEYBOARD_H
#include "ecmascript/spidermonkey/util.h"
struct term_event;
extern JSClass keyboardEvent_class;
extern JSPropertySpec keyboardEvent_props[];
bool keyboardEvent_constructor(JSContext* ctx, unsigned argc, JS::Value* vp);
JSObject *get_keyboardEvent(JSContext *ctx, struct term_event *ev);
#endif

2
src/ecmascript/spidermonkey/meson.build
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@ -1,4 +1,4 @@
#INCLUDES += $(SPIDERMONKEY_CFLAGS)
srcs += files('attr.cpp', 'attributes.cpp', 'collection.cpp', 'console.cpp', 'document.cpp', 'element.cpp', 'form.cpp', 'forms.cpp', 'heartbeat.cpp', 'history.cpp', 'implementation.cpp', 'input.cpp',
'location.cpp', 'localstorage.cpp', 'navigator.cpp', 'nodelist.cpp', 'screen.cpp', 'unibar.cpp', 'window.cpp', 'xhr.cpp')
'keyboard.cpp', 'location.cpp', 'localstorage.cpp', 'navigator.cpp', 'nodelist.cpp', 'screen.cpp', 'unibar.cpp', 'window.cpp', 'xhr.cpp')

2
src/viewer/text/link.cpp
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@ -75,7 +75,7 @@ current_link_evhook(struct document_view *doc_view, enum script_event_hook_type
if (element != (*mapa).end()) {
const char *event_name = script_event_hook_name[(int)type];
check_element_event(element->second, event_name);
check_element_event(element->second, event_name, NULL);
}
}

4
src/viewer/text/view.cpp
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@ -1298,9 +1298,9 @@ try_form_action(struct session *ses, struct document_view *doc_view,
if (element != (*mapa).end()) {
const char *event_name = script_event_hook_name[SEVHOOK_ONKEYDOWN];
check_element_event(element->second, event_name);
check_element_event(element->second, event_name, ev);
event_name = script_event_hook_name[SEVHOOK_ONKEYUP];
check_element_event(element->second, event_name);
check_element_event(element->second, event_name, ev);
}
}

2
test/ecmascript/keyListener.html
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@ -11,7 +11,7 @@
<script>
function myFunction(event)
{
alert("You pressed a key inside the input field");
alert("You pressed a key with code " + event.keyCode + " inside the input field");
}
document.getElementById('k').addEventListener('keydown', myFunction);