1
0
mirror of https://github.com/rkd77/elinks.git synced 2024-12-04 14:46:47 -05:00
elinks/src/ecmascript/spidermonkey/screen.cpp
2022-10-01 19:59:24 +02:00

318 lines
7.8 KiB
C++

/* The SpiderMonkey screen 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 <jsfriendapi.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/screen.h"
#include "ecmascript/spidermonkey/window.h"
#include "intl/libintl.h"
#include "main/select.h"
#include "osdep/newwin.h"
#include "osdep/sysname.h"
#include "protocol/http/http.h"
#include "protocol/uri.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"
static void
screen_finalize(JS::GCContext *op, JSObject *obj)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
}
JSClassOps screen_ops = {
nullptr, // addProperty
nullptr, // deleteProperty
nullptr, // enumerate
nullptr, // newEnumerate
nullptr, // resolve
nullptr, // mayResolve
screen_finalize, // finalize
nullptr, // call
nullptr, // construct
JS_GlobalObjectTraceHook
};
JSClass screen_class = {
"screen",
JSCLASS_HAS_RESERVED_SLOTS(1),
&screen_ops
};
static bool screen_get_property_availHeight(JSContext *ctx, unsigned int argc, JS::Value *vp);
static bool screen_get_property_availWidth(JSContext *ctx, unsigned int argc, JS::Value *vp);
static bool screen_get_property_height(JSContext *ctx, unsigned int argc, JS::Value *vp);
static bool screen_get_property_width(JSContext *ctx, unsigned int argc, JS::Value *vp);
JSPropertySpec screen_props[] = {
JS_PSG("availHeight", screen_get_property_availHeight, JSPROP_ENUMERATE),
JS_PSG("availWidth", screen_get_property_availWidth, JSPROP_ENUMERATE),
JS_PSG("height", screen_get_property_height, JSPROP_ENUMERATE),
JS_PSG("width", screen_get_property_width, JSPROP_ENUMERATE),
JS_PS_END
};
static bool
screen_get_property_availHeight(JSContext *ctx, unsigned int argc, JS::Value *vp)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
JS::CallArgs args = CallArgsFromVp(argc, vp);
JS::RootedObject hobj(ctx, &args.thisv().toObject());
struct view_state *vs;
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);
/* This can be called if @obj if not itself an instance of the
* appropriate class but has one in its prototype chain. Fail
* such calls. */
if (!JS_InstanceOf(ctx, hobj, &screen_class, NULL)) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
vs = interpreter->vs;
if (!vs) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
struct document_view *doc_view = vs->doc_view;
if (!doc_view) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
args.rval().setInt32(doc_view->box.height * 16);
return true;
}
static bool
screen_get_property_availWidth(JSContext *ctx, unsigned int argc, JS::Value *vp)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
JS::CallArgs args = CallArgsFromVp(argc, vp);
JS::RootedObject hobj(ctx, &args.thisv().toObject());
struct view_state *vs;
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);
/* This can be called if @obj if not itself an instance of the
* appropriate class but has one in its prototype chain. Fail
* such calls. */
if (!JS_InstanceOf(ctx, hobj, &screen_class, NULL)) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
vs = interpreter->vs;
if (!vs) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
struct document_view *doc_view = vs->doc_view;
if (!doc_view) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
args.rval().setInt32(doc_view->box.width * 8);
return true;
}
static bool
screen_get_property_height(JSContext *ctx, unsigned int argc, JS::Value *vp)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
JS::CallArgs args = CallArgsFromVp(argc, vp);
JS::RootedObject hobj(ctx, &args.thisv().toObject());
struct view_state *vs;
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);
/* This can be called if @obj if not itself an instance of the
* appropriate class but has one in its prototype chain. Fail
* such calls. */
if (!JS_InstanceOf(ctx, hobj, &screen_class, NULL)) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
vs = interpreter->vs;
if (!vs) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
struct document_view *doc_view = vs->doc_view;
if (!doc_view) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
struct session *ses = doc_view->session;
if (!ses) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
args.rval().setInt32(ses->tab->term->height * 16);
return true;
}
static bool
screen_get_property_width(JSContext *ctx, unsigned int argc, JS::Value *vp)
{
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
#endif
JS::CallArgs args = CallArgsFromVp(argc, vp);
JS::RootedObject hobj(ctx, &args.thisv().toObject());
struct view_state *vs;
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);
/* This can be called if @obj if not itself an instance of the
* appropriate class but has one in its prototype chain. Fail
* such calls. */
if (!JS_InstanceOf(ctx, hobj, &screen_class, NULL)) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
vs = interpreter->vs;
if (!vs) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
struct document_view *doc_view = vs->doc_view;
if (!doc_view) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
struct session *ses = doc_view->session;
if (!ses) {
#ifdef ECMASCRIPT_DEBUG
fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
#endif
return false;
}
args.rval().setInt32(ses->tab->term->width * 8);
return true;
}