Pepper/Flapper: First pass at context menu implementation.

webkit/plugins/ppapi/ppb_flash_menu_impl.h

+// Copyright (c) 2011 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 WEBKIT_PLUGINS_PPAPI_PPB_FLASH_MENU_IMPL_H_
+#define WEBKIT_PLUGINS_PPAPI_PPB_FLASH_MENU_IMPL_H_
+
+#include <vector>
+
+#include "base/basictypes.h"
+#include "base/ref_counted.h"
+#include "ppapi/c/pp_point.h"
+#include "ppapi/c/private/ppb_flash_menu.h"
+#include "webkit/plugins/ppapi/callbacks.h"
+#include "webkit/plugins/ppapi/resource.h"
+
+struct WebMenuItem;
+
+namespace webkit {
+namespace ppapi {
+
+class PPB_Flash_Menu_Impl : public Resource {
+ public:
+  explicit PPB_Flash_Menu_Impl(PluginInstance* instance);
+  virtual ~PPB_Flash_Menu_Impl();
+
+  static const PPB_Flash_Menu* GetInterface();
+
+  bool Init(const PP_Flash_Menu* menu_data);
+
+  // Resource override.
+  virtual PPB_Flash_Menu_Impl* AsPPB_Flash_Menu_Impl();
+
+  // PPB_Flash_Menu implementation.
+  int32_t Show(const PP_Point* location,
+               int32_t* selected_id_out,
+               PP_CompletionCallback callback);
+
+  // Called to complete |Show()|.
+  void CompleteShow(int32_t result, unsigned action);
+
+  typedef std::vector<WebMenuItem> MenuData;
+  const MenuData& menu_data() const { return menu_data_; }
+
+ private:
+  MenuData menu_data_;
+
+  // We send |WebMenuItem|s, which have an |unsigned| "action" field instead of
+  // an |int32_t| ID. (Chrome also limits the range of valid values for
+  // actions.) This maps actions to IDs.
+  std::vector<int32_t> menu_id_map_;
+
+  // Any pending callback (for |Show()|).
+  scoped_refptr<TrackedCompletionCallback> callback_;
+
+  // Output buffers to be filled in when the callback is completed successfully.
+  int32_t* selected_id_out_;
+
+  DISALLOW_COPY_AND_ASSIGN(PPB_Flash_Menu_Impl);
+};
+
+}  // namespace ppapi
+}  // namespace webkit
+
+#endif  // WEBKIT_PLUGINS_PPAPI_PPB_FLASH_MENU_IMPL_H_