Implemented shared memory as an NPObject.

o3d/gpu_plugin/np_utils/webkit_browser.h

+// Copyright (c) 2006-2008 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.
+
+#ifndef O3D_GPU_PLUGIN_NP_UTILS_WEBKIT_BROWSER_H_
+#define O3D_GPU_PLUGIN_NP_UTILS_WEBKIT_BROWSER_H_
+
+// TODO(apatrick): This does not belong in np_utils. np_utils should not be
+//    dependent on WebKit (and it isn't - that's why the member functions are
+//    inline).
+
+#include <stdlib.h>
+
+#include "o3d/gpu_plugin/np_utils/np_browser.h"
+#include "WebKit/api/public/WebBindings.h"
+
+typedef struct _NPNetscapeFuncs NPNetscapeFuncs;
+typedef struct _NPChromiumFuncs NPChromiumFuncs;
+
+namespace o3d {
+namespace gpu_plugin {
+
+// This class implements NPBrowser for the WebKit WebBindings.
+class WebKitBrowser : public NPBrowser {
+ public:
+  WebKitBrowser(): NPBrowser(NULL) {
+  }
+
+  // Standard functions from NPNetscapeFuncs.
+
+  virtual NPIdentifier GetStringIdentifier(const NPUTF8* name) {
+    return WebKit::WebBindings::getStringIdentifier(name);
+  }
+
+  virtual void* MemAlloc(size_t size) {
+    return malloc(size);
+  }
+
+  virtual void MemFree(void* p) {
+    free(p);
+  }
+
+  virtual NPObject* CreateObject(NPP npp, const NPClass* cl) {
+    return WebKit::WebBindings::createObject(npp, const_cast<NPClass*>(cl));
+  }
+
+  virtual NPObject* RetainObject(NPObject* object) {
+    return WebKit::WebBindings::retainObject(object);
+  }
+
+  virtual void ReleaseObject(NPObject* object) {
+    WebKit::WebBindings::releaseObject(object);
+  }
+
+  virtual void ReleaseVariantValue(NPVariant* variant) {
+    WebKit::WebBindings::releaseVariantValue(variant);
+  }
+
+  virtual bool HasProperty(NPP npp,
+                           NPObject* object,
+                           NPIdentifier name) {
+    return WebKit::WebBindings::hasProperty(npp, object, name);
+  }
+
+  virtual bool GetProperty(NPP npp,
+                           NPObject* object,
+                           NPIdentifier name,
+                           NPVariant* result) {
+    return WebKit::WebBindings::getProperty(npp, object, name, result);
+  }
+
+  virtual bool SetProperty(NPP npp,
+                           NPObject* object,
+                           NPIdentifier name,
+                           const NPVariant* result) {
+    return WebKit::WebBindings::setProperty(npp, object, name, result);
+  }
+
+  virtual bool RemoveProperty(NPP npp,
+                              NPObject* object,
+                              NPIdentifier name) {
+    return WebKit::WebBindings::removeProperty(npp, object, name);
+  }
+
+  virtual bool HasMethod(NPP npp,
+                           NPObject* object,
+                           NPIdentifier name) {
+    return WebKit::WebBindings::hasMethod(npp, object, name);
+  }
+
+  virtual bool Invoke(NPP npp,
+                      NPObject* object,
+                      NPIdentifier name,
+                      const NPVariant* args,
+                      uint32_t num_args,
+                      NPVariant* result) {
+    return WebKit::WebBindings::invoke(npp, object, name, args, num_args,
+                                       result);
+  }
+
+  virtual NPObject* GetWindowNPObject(NPP npp) {
+    return NULL;
+  }
+
+ private:
+  DISALLOW_COPY_AND_ASSIGN(WebKitBrowser);
+};
+
+}  // namespace gpu_plugin
+}  // namespace o3d
+
+#endif  // O3D_GPU_PLUGIN_NP_UTILS_WEBKIT_BROWSER_H_