Dart bindings for WebKit

Source/WebCore/bindings/dart/custom/DartHistoryCustom.cpp

+// Copyright 2011, Google Inc.
+// All rights reserved.
+//
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//    * Redistributions of source code must retain the above copyright
+// notice, this list of conditions and the following disclaimer.
+//    * Redistributions in binary form must reproduce the above
+// copyright notice, this list of conditions and the following disclaimer
+// in the documentation and/or other materials provided with the
+// distribution.
+//    * Neither the name of Google Inc. nor the names of its
+// contributors may be used to endorse or promote products derived from
+// this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+#include "config.h"
+#include "DartHistory.h"
+
+#include "DartDOMWrapper.h"
+#include "DartUtilities.h"
+#include "History.h"
+
+namespace WebCore {
+
+namespace DartHistoryInternal {
+
+static void addStateObjectHelper(Dart_NativeArguments args, History::StateObjectType stateObjectType)
+{
+    DartApiScope dartApiScope;
+    Dart_Handle exception;
+    {
+        History* receiver = DartDOMWrapper::receiver<History>(args);
+
+        ParameterAdapter< RefPtr<SerializedScriptValue> > data(Dart_GetNativeArgument(args, 1));
+        if (!data.conversionSuccessful()) {
+            exception = data.exception();
+            goto fail;
+        }
+
+        const ParameterAdapter< String > title(Dart_GetNativeArgument(args, 2));
+        if (!title.conversionSuccessful()) {
+            exception = title.exception();
+            goto fail;
+        }
+
+        // FIXME: url argument should be optional.
+        const ParameterAdapter< String > url(Dart_GetNativeArgument(args, 3));
+        if (!url.conversionSuccessful()) {
+            exception = url.exception();
+            goto fail;
+        }
+
+        ExceptionCode ec = 0;
+        receiver->stateObjectAdded(data.release(), title, url, stateObjectType, ec);
+        if (UNLIKELY(ec)) {
+            exception = DartDOMWrapper::exceptionCodeToDartException(ec);
+            goto fail;
+        }
+        return;
+    }
+
+fail:
+    Dart_ThrowException(exception);
+    ASSERT_NOT_REACHED();
+}
+
+void pushStateCallback(Dart_NativeArguments args)
+{
+    addStateObjectHelper(args, History::StateObjectPush);
+}
+
+void replaceStateCallback(Dart_NativeArguments args)
+{
+    addStateObjectHelper(args, History::StateObjectReplace);
+}
+
+}
+
+}