Add initial screen module.

common/api/atom_api_screen.cc

@@ -0,0 +1,63 @@
+// Copyright (c) 2013 GitHub, Inc. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "common/api/atom_api_screen.h"
+
+#include "common/v8/native_type_conversions.h"
+#include "ui/gfx/screen.h"
+
+#include "common/v8/node_common.h"
+
+#define UNWRAP_SCREEN_AND_CHECK \
+  Screen* self = ObjectWrap::Unwrap<Screen>(args.This()); \
+  if (self == NULL) \
+    return node::ThrowError("Screen is already destroyed")
+
+namespace atom {
+
+namespace api {
+
+Screen::Screen(v8::Handle<v8::Object> wrapper)
+    : EventEmitter(wrapper),
+      screen_(gfx::Screen::GetNativeScreen()) {
+}
+
+Screen::~Screen() {
+}
+
+// static
+void Screen::New(const v8::FunctionCallbackInfo<v8::Value>& args) {
+  v8::HandleScope scope(args.GetIsolate());
+
+  if (!args.IsConstructCall())
+    return node::ThrowError("Require constructor call");
+
+  new Screen(args.This());
+}
+
+// static
+void Screen::GetCursorScreenPoint(
+    const v8::FunctionCallbackInfo<v8::Value>& args) {
+  UNWRAP_SCREEN_AND_CHECK;
+  args.GetReturnValue().Set(ToV8Value(self->screen_->GetCursorScreenPoint()));
+}
+
+// static
+void Screen::Initialize(v8::Handle<v8::Object> target) {
+  v8::HandleScope handle_scope(v8::Isolate::GetCurrent());
+
+  v8::Local<v8::FunctionTemplate> t = v8::FunctionTemplate::New(New);
+  t->InstanceTemplate()->SetInternalFieldCount(1);
+  t->SetClassName(v8::String::NewSymbol("Screen"));
+
+  NODE_SET_PROTOTYPE_METHOD(t, "getCursorScreenPoint", GetCursorScreenPoint);
+
+  target->Set(v8::String::NewSymbol("Screen"), t->GetFunction());
+}
+
+}  // namespace api
+
+}  // namespace atom
+
+NODE_MODULE(atom_common_screen, atom::api::Screen::Initialize)