Index: Source/modules/nfc/NavigatorNFC.cpp |
diff --git a/Source/modules/nfc/NavigatorNFC.cpp b/Source/modules/nfc/NavigatorNFC.cpp |
new file mode 100644 |
index 0000000000000000000000000000000000000000..0d2fc2692f85c5f1202121bf7d2e291b80fe3491 |
--- /dev/null |
+++ b/Source/modules/nfc/NavigatorNFC.cpp |
@@ -0,0 +1,49 @@ |
+// Copyright 2015 The Chromium Authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+#include "config.h" |
+#include "modules/nfc/NavigatorNFC.h" |
+ |
+#include "core/frame/Navigator.h" |
+#include "modules/nfc/NFC.h" |
+ |
+namespace blink { |
+ |
+NavigatorNFC::NavigatorNFC() |
+{ |
+} |
+ |
+const char* NavigatorNFC::supplementName() |
+{ |
+ return "NavigatorNFC"; |
+} |
+ |
+NavigatorNFC& NavigatorNFC::from(Navigator& navigator) |
+{ |
+ NavigatorNFC* supplement = static_cast<NavigatorNFC*>(HeapSupplement<Navigator>::from(navigator, supplementName())); |
+ if (!supplement) { |
+ supplement = new NavigatorNFC(); |
+ provideTo(navigator, supplementName(), supplement); |
+ } |
+ return *supplement; |
+} |
+ |
+NFC* NavigatorNFC::nfc(ExecutionContext* context, Navigator& navigator) |
+{ |
+ NavigatorNFC& self = NavigatorNFC::from(navigator); |
+ if (!self.m_nfc) { |
+ if (!navigator.frame()) |
+ return nullptr; |
+ self.m_nfc = NFC::create(context, navigator.frame()); |
+ } |
+ return self.m_nfc.get(); |
+} |
+ |
+DEFINE_TRACE(NavigatorNFC) |
+{ |
+ visitor->trace(m_nfc); |
+ HeapSupplement<Navigator>::trace(visitor); |
+} |
+ |
+} // namespace blink |