[quickjs] libdom screen.c

src/ecmascript/libdom/quickjs/Makefile

@@ -1,6 +1,6 @@
 top_builddir=../../../..
 include $(top_builddir)/Makefile.config
 
-OBJS = attr.o attributes.o collection.o console.o heartbeat.o history.o keyboard.o localstorage.o mapa.obj navigator.o
+OBJS = attr.o attributes.o collection.o console.o heartbeat.o history.o keyboard.o localstorage.o mapa.obj navigator.o screen.o
 
 include $(top_srcdir)/Makefile.lib

src/ecmascript/libdom/quickjs/meson.build

@@ -1 +1 @@
-srcs += files('attr.c', 'attributes.c', 'collection.c', 'console.c', 'heartbeat.c', 'history.c', 'keyboard.c', 'localstorage.c', 'mapa.cpp', 'navigator.c')
+srcs += files('attr.c', 'attributes.c', 'collection.c', 'console.c', 'heartbeat.c', 'history.c', 'keyboard.c', 'localstorage.c', 'mapa.cpp', 'navigator.c', 'screen.c')

src/ecmascript/libdom/quickjs/screen.c

@@ -0,0 +1,164 @@
+/* The QuickJS screen object implementation. */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#include "elinks.h"
+
+#include "document/view.h"
+#include "ecmascript/ecmascript.h"
+#include "ecmascript/quickjs.h"
+#include "ecmascript/quickjs/screen.h"
+#include "session/session.h"
+
+#define countof(x) (sizeof(x) / sizeof((x)[0]))
+
+static JSClassID js_screen_class_id;
+
+static JSValue
+js_screen_get_property_availHeight(JSContext *ctx, JSValueConst this_val)
+{
+#ifdef ECMASCRIPT_DEBUG
+	fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
+#endif
+	REF_JS(this_val);
+
+	struct ecmascript_interpreter *interpreter = (struct ecmascript_interpreter *)JS_GetContextOpaque(ctx);
+	struct view_state *vs = interpreter->vs;
+	struct document_view *doc_view = vs->doc_view;
+
+	if (!doc_view) {
+		return JS_UNDEFINED;
+	}
+
+	return JS_NewInt32(ctx, doc_view->box.height * 16);
+}
+
+static JSValue
+js_screen_get_property_availWidth(JSContext *ctx, JSValueConst this_val)
+{
+#ifdef ECMASCRIPT_DEBUG
+	fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
+#endif
+	REF_JS(this_val);
+
+	struct ecmascript_interpreter *interpreter = (struct ecmascript_interpreter *)JS_GetContextOpaque(ctx);
+	struct view_state *vs = interpreter->vs;
+	struct document_view *doc_view = vs->doc_view;
+
+	if (!doc_view) {
+		return JS_UNDEFINED;
+	}
+
+	return JS_NewInt32(ctx, doc_view->box.width * 8);
+}
+
+static JSValue
+js_screen_get_property_height(JSContext *ctx, JSValueConst this_val)
+{
+#ifdef ECMASCRIPT_DEBUG
+	fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
+#endif
+	REF_JS(this_val);
+
+	struct ecmascript_interpreter *interpreter = (struct ecmascript_interpreter *)JS_GetContextOpaque(ctx);
+	struct view_state *vs = interpreter->vs;
+	struct document_view *doc_view = vs->doc_view;
+
+	if (!doc_view) {
+		return JS_UNDEFINED;
+	}
+
+	struct session *ses = doc_view->session;
+
+	if (!ses) {
+#ifdef ECMASCRIPT_DEBUG
+	fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
+#endif
+		return JS_UNDEFINED;
+	}
+
+	return JS_NewInt32(ctx, ses->tab->term->height * 16);
+}
+
+static JSValue
+js_screen_get_property_width(JSContext *ctx, JSValueConst this_val)
+{
+#ifdef ECMASCRIPT_DEBUG
+	fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
+#endif
+	REF_JS(this_val);
+
+	struct ecmascript_interpreter *interpreter = (struct ecmascript_interpreter *)JS_GetContextOpaque(ctx);
+	struct view_state *vs = interpreter->vs;
+	struct document_view *doc_view = vs->doc_view;
+
+	if (!doc_view) {
+		return JS_UNDEFINED;
+	}
+
+	struct session *ses = doc_view->session;
+
+	if (!ses) {
+#ifdef ECMASCRIPT_DEBUG
+	fprintf(stderr, "%s:%s %d\n", __FILE__, __FUNCTION__, __LINE__);
+#endif
+		return JS_UNDEFINED;
+	}
+
+	return JS_NewInt32(ctx, ses->tab->term->width * 8);
+}
+
+static JSValue
+js_screen_toString(JSContext *ctx, JSValueConst this_val, int argc, JSValueConst *argv)
+{
+#ifdef ECMASCRIPT_DEBUG
+	fprintf(stderr, "%s:%s\n", __FILE__, __FUNCTION__);
+#endif
+	REF_JS(this_val);
+
+	return JS_NewString(ctx, "[screen object]");
+}
+
+static const JSCFunctionListEntry js_screen_proto_funcs[] = {
+	JS_CGETSET_DEF("availHeight", js_screen_get_property_availHeight, NULL),
+	JS_CGETSET_DEF("availWidth", js_screen_get_property_availWidth, NULL),
+	JS_CGETSET_DEF("height", js_screen_get_property_height, NULL),
+	JS_CGETSET_DEF("width", js_screen_get_property_width, NULL),
+	JS_CFUNC_DEF("toString", 0, js_screen_toString)
+};
+
+static JSClassDef js_screen_class = {
+    "screen",
+};
+
+int
+js_screen_init(JSContext *ctx)
+{
+	JSValue screen_proto;
+
+	/* create the screen class */
+	JS_NewClassID(&js_screen_class_id);
+	JS_NewClass(JS_GetRuntime(ctx), js_screen_class_id, &js_screen_class);
+
+	JSValue global_obj = JS_GetGlobalObject(ctx);
+	REF_JS(global_obj);
+
+	screen_proto = JS_NewObject(ctx);
+	REF_JS(screen_proto);
+
+	JS_SetPropertyFunctionList(ctx, screen_proto, js_screen_proto_funcs, countof(js_screen_proto_funcs));
+	JS_SetClassProto(ctx, js_screen_class_id, screen_proto);
+
+	JS_SetPropertyStr(ctx, global_obj, "screen", JS_DupValue(ctx, screen_proto));
+
+	JS_FreeValue(ctx, global_obj);
+	REF_JS(global_obj);
+
+	return 0;
+}

src/ecmascript/quickjs/screen.cpp

@@ -43,6 +43,8 @@
 #include "viewer/text/link.h"
 #include "viewer/text/vs.h"
 
+#ifndef CONFIG_LIBDOM
+
 #define countof(x) (sizeof(x) / sizeof((x)[0]))
 
 static JSClassID js_screen_class_id;
@@ -189,3 +191,4 @@ js_screen_init(JSContext *ctx)
 
 	return 0;
 }
+#endif

src/ecmascript/quickjs/screen.h

@@ -1,9 +1,16 @@
-
 #ifndef EL__ECMASCRIPT_QUICKJS_SCREEN_H
 #define EL__ECMASCRIPT_QUICKJS_SCREEN_H
 
 #include <quickjs/quickjs.h>
 
+#ifdef __cplusplus
+extern "C" {
+#endif
+
 int js_screen_init(JSContext *ctx);
 
+#ifdef __cplusplus
+}
+#endif
+
 #endif