1 files changed, 95 insertions, 0 deletions
diff --git a/gpu/np_utils/np_browser.h b/gpu/np_utils/np_browser.h
new file mode 100644
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--- /dev/null
+++ b/gpu/np_utils/np_browser.h
@@ -0,0 +1,95 @@
+// 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 GPU_NP_UTILS_NP_BROWSER_H_
+#define GPU_NP_UTILS_NP_BROWSER_H_
+
+#include "base/basictypes.h"
+#include "gpu/np_utils/np_headers.h"
+
+typedef struct _NPNetscapeFuncs NPNetscapeFuncs;
+
+namespace np_utils {
+
+// This class exposes the functions provided by the browser to a plugin (the
+// ones prefixed NPN_).
+class NPBrowser {
+ public:
+  explicit NPBrowser(NPNetscapeFuncs* funcs);
+  virtual ~NPBrowser();
+
+  static NPBrowser* get() {
+    return browser_;
+  }
+
+  // Standard functions from NPNetscapeFuncs.
+
+  virtual NPIdentifier GetStringIdentifier(const NPUTF8* name);
+
+  virtual void* MemAlloc(size_t size);
+
+  virtual void MemFree(void* p);
+
+  virtual NPObject* CreateObject(NPP npp, const NPClass* cl);
+
+  virtual NPObject* RetainObject(NPObject* object);
+
+  virtual void ReleaseObject(NPObject* object);
+
+  virtual void ReleaseVariantValue(NPVariant* variant);
+
+  virtual bool HasProperty(NPP npp,
+                           NPObject* object,
+                           NPIdentifier name);
+
+  virtual bool GetProperty(NPP npp,
+                           NPObject* object,
+                           NPIdentifier name,
+                           NPVariant* result);
+
+  virtual bool SetProperty(NPP npp,
+                           NPObject* object,
+                           NPIdentifier name,
+                           const NPVariant* result);
+
+  virtual bool RemoveProperty(NPP npp,
+                              NPObject* object,
+                              NPIdentifier name);
+
+  virtual bool HasMethod(NPP npp,
+                           NPObject* object,
+                           NPIdentifier name);
+
+  virtual bool Invoke(NPP npp,
+                      NPObject* object,
+                      NPIdentifier name,
+                      const NPVariant* args,
+                      uint32_t num_args,
+                      NPVariant* result);
+
+  virtual NPObject* GetWindowNPObject(NPP npp);
+
+  typedef void (*PluginThreadAsyncCallProc)(void* data);
+  virtual void PluginThreadAsyncCall(NPP npp,
+                                     PluginThreadAsyncCallProc callback,
+                                     void* data);
+
+  typedef void (*TimerProc)(NPP npp, uint32 timer_id);
+  virtual uint32 ScheduleTimer(NPP npp,
+                               uint32 interval,
+                               bool repeat,
+                               TimerProc callback);
+
+  virtual void UnscheduleTimer(NPP npp, uint32 timer_id);
+
+ private:
+  static NPBrowser* browser_;
+  NPBrowser* previous_browser_;
+  NPNetscapeFuncs* netscape_funcs_;
+  DISALLOW_COPY_AND_ASSIGN(NPBrowser);
+};
+
+}  // namespace np_utils
+
+#endif  // GPU_NP_UTILS_NP_BROWSER_H_