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[spidermonkey] element.focus()

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This commit is contained in:
Witold Filipczyk 2023-09-11 15:48:18 +02:00
parent e2e7b7332e
commit 188f63941c
3 changed files with 90 additions and 0 deletions
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19
src/document/document.cpp
View File

@ -60,6 +60,7 @@
#include "document/html/renderer.h"
#include "document/options.h"
#include "document/refresh.h"
#include "document/renderer.h"
#ifdef CONFIG_ECMASCRIPT
#include "ecmascript/ecmascript.h"
@ -621,6 +622,24 @@ done_documents(struct module *module)
free_table_cache();
}
#ifdef CONFIG_ECMASCRIPT
int
get_link_number_by_offset(struct document *document, int offset)
{
int link;
if (!document->links_sorted) sort_links(document);
for (link = 0; link < document->nlinks; link++) {
if (document->links[link].element_offset == offset) {
return link;
}
}
return -1;
}
#endif
struct module document_module = struct_module(
/* Because this module is listed in main_modules rather than
* in builtin_modules, its name does not appear in the user

4
src/document/document.h
View File

@ -349,6 +349,10 @@ int get_format_cache_refresh_count(void);
void shrink_format_cache(int);
#ifdef CONFIG_ECMASCRIPT
int get_link_number_by_offset(struct document *document, int offset);
#endif
extern struct module document_module;
/** @todo FIXME: support for entities and all Unicode characters.

67
src/ecmascript/libdom/spidermonkey/element.cpp
View File

@ -24,6 +24,7 @@
#include "document/document.h"
#include "document/forms.h"
#include "document/libdom/corestrings.h"
#include "document/libdom/mapa.h"
#include "document/view.h"
#include "ecmascript/ecmascript.h"
#include "ecmascript/spidermonkey/attr.h"
@ -2708,6 +2709,7 @@ static bool element_appendChild(JSContext *ctx, unsigned int argc, JS::Value *rv
static bool element_cloneNode(JSContext *ctx, unsigned int argc, JS::Value *rval);
static bool element_closest(JSContext *ctx, unsigned int argc, JS::Value *rval);
static bool element_contains(JSContext *ctx, unsigned int argc, JS::Value *rval);
static bool element_focus(JSContext *ctx, unsigned int argc, JS::Value *rval);
static bool element_getAttribute(JSContext *ctx, unsigned int argc, JS::Value *rval);
static bool element_getAttributeNode(JSContext *ctx, unsigned int argc, JS::Value *rval);
static bool element_getElementsByTagName(JSContext *ctx, unsigned int argc, JS::Value *rval);
@ -2732,6 +2734,7 @@ const spidermonkeyFunctionSpec element_funcs[] = {
{ "cloneNode", element_cloneNode, 1 },
{ "closest", element_closest, 1 },
{ "contains", element_contains, 1 },
{ "focus", element_focus, 0 },
{ "getAttribute", element_getAttribute, 1 },
{ "getAttributeNode", element_getAttributeNode, 1 },
{ "getElementsByTagName", element_getElementsByTagName, 1 },
@ -3176,6 +3179,70 @@ element_contains(JSContext *ctx, unsigned int argc, JS::Value *rval)
return true;
}
static bool
element_focus(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, &element_class, NULL)) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
args.rval().setUndefined();
struct ecmascript_interpreter *interpreter = (struct ecmascript_interpreter *)JS::GetRealmPrivate(comp);
struct view_state *vs = interpreter->vs;
if (!vs) {
return true;
}
struct document_view *doc_view = vs->doc_view;
if (!doc_view) {
return true;
}
struct document *doc = doc_view->document;
if (!doc) {
return true;
}
dom_node *el = (dom_node *)JS::GetMaybePtrFromReservedSlot<dom_node>(hobj, 0);
if (!el) {
return true;
}
int offset = find_offset(doc->element_map_rev, el);
if (offset < 0) {
return true;
}
int linknum = get_link_number_by_offset(doc, offset);
if (linknum < 0) {
return true;
}
jump_to_link_number(doc_view->session, doc_view, linknum);
return true;
}
static bool
element_getAttribute(JSContext *ctx, unsigned int argc, JS::Value *rval)
{