Initial commit of libcef and cefclient projects.

git-svn-id: https://chromiumembedded.googlecode.com/svn/trunk@2 5089003a-bbd8-11dd-ad1f-f1f9622dbc98

libcef/variant_np_util.h

@@ -0,0 +1,65 @@
+// Copyright (c) 2008 The Chromium Embedded Framework Authors. All rights
+// reserved. Use of this source code is governed by a BSD-style license that
+// can be found in the LICENSE file.
+
+#ifndef _VARIANT_NP_UTIL_H
+#define _VARIANT_NP_UTIL_H
+
+#include "third_party/npapi/bindings/npruntime.h"
+
+#include <string>
+#include <vector>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+namespace WebCore {
+class DOMWindow;
+}
+
+// Convert a vector of values to an NPObject, attached to the specified
+// DOM Window, that represents a JavaScript Array of the same values.
+NPObject* _NPN_StringVectorToArrayObject(WebCore::DOMWindow* domwindow,
+    const std::vector<std::string>& vec);
+NPObject* _NPN_WStringVectorToArrayObject(WebCore::DOMWindow* domwindow,
+    const std::vector<std::wstring>& vec);
+NPObject* _NPN_IntVectorToArrayObject(WebCore::DOMWindow* domwindow,
+    const std::vector<int>& vec);
+NPObject* _NPN_DoubleVectorToArrayObject(WebCore::DOMWindow* domwindow,
+    const std::vector<double>& vec);
+NPObject* _NPN_BooleanVectorToArrayObject(WebCore::DOMWindow* domwindow,
+    const std::vector<bool>& vec);
+
+// Convert an NPObject that represents a JavaScript Array to a vector of
+// values.
+bool _NPN_ArrayObjectToStringVector(NPObject* npobject,
+    std::vector<std::string>& vec);
+bool _NPN_ArrayObjectToWStringVector(NPObject* npobject,
+    std::vector<std::wstring>& vec);
+bool _NPN_ArrayObjectToIntVector(NPObject* npobject,
+    std::vector<int>& vec);
+bool _NPN_ArrayObjectToDoubleVector(NPObject* npobject,
+    std::vector<double>& vec);
+bool _NPN_ArrayObjectToBooleanVector(NPObject* npobject,
+    std::vector<bool>& vec);
+
+// Evaluate the types of values contained in an NPObject representing a
+// JavaScript Array and suggest the most restrictive type that can safely store
+// all of the Array values.  For instance, if the Array contains all Int32
+// values, the suggested type will be NPVariantType_Int32. If, on the other
+// hand, the Array contains a mix of Int32 values and String values, then the
+// suggested type will be NPVariantType_String.  The supported values, from
+// most restrictive to least restrictive, are NPVariantType_Bool,
+// NPVariantType_Int32, NPVariantType_Double and NPVariantType_String. Arrays
+// that contain values of type NPVariantType_Void, NPVariantType_Null or
+// NPVariantType_Object will always result in a suggestion of type
+// NPVariantType_String.
+bool _NPN_ArrayObjectToVectorTypeHint(NPObject* npobject,
+    NPVariantType &typehint);
+
+#ifdef __cplusplus
+}  /* end extern "C" */
+#endif
+
+#endif // _VARIANT_NP_UTIL_H