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// Copyright (c) 2012 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 PPAPI_SHARED_IMPL_PPP_INSTANCE_COMBINED_H_
#define PPAPI_SHARED_IMPL_PPP_INSTANCE_COMBINED_H_
#include "base/basictypes.h"
#include "base/callback.h"
#include "ppapi/c/ppp_instance.h"
#include "ppapi/shared_impl/ppapi_shared_export.h"
namespace ppapi {
// This exposes the 1.1 interface and forwards it to the 1.0 interface is
// necessary.
struct PPAPI_SHARED_EXPORT PPP_Instance_Combined {
public:
// Create a PPP_Instance_Combined. Uses the given |get_interface_func| to
// query the plugin and find the most recent version of the PPP_Instance
// interface. If the plugin doesn't support any PPP_Instance interface,
// returns NULL.
static PPP_Instance_Combined* Create(
base::Callback<const void*(const char*)> get_plugin_if);
PP_Bool DidCreate(PP_Instance instance,
uint32_t argc,
const char* argn[],
const char* argv[]);
void DidDestroy(PP_Instance instance);
// This version of DidChangeView encapsulates all arguments for both 1.0
// and 1.1 versions of this function. Conversion from 1.1 -> 1.0 is easy,
// but this class doesn't have the necessary context (resource interfaces)
// to do the conversion, so the caller must do it.
void DidChangeView(PP_Instance instance,
PP_Resource view_changed_resource,
const struct PP_Rect* position,
const struct PP_Rect* clip);
void DidChangeFocus(PP_Instance instance, PP_Bool has_focus);
PP_Bool HandleDocumentLoad(PP_Instance instance, PP_Resource url_loader);
private:
explicit PPP_Instance_Combined(const PPP_Instance_1_0& instance_if);
explicit PPP_Instance_Combined(const PPP_Instance_1_1& instance_if);
// For version 1.0, DidChangeView will be NULL, and DidChangeView_1_0 will
// be set below.
PPP_Instance_1_1 instance_1_1_;
// Non-NULL when Instance 1.0 is used.
void (*did_change_view_1_0_)(PP_Instance instance,
const struct PP_Rect* position,
const struct PP_Rect* clip);
DISALLOW_COPY_AND_ASSIGN(PPP_Instance_Combined);
};
} // namespace ppapi
#endif // PPAPI_SHARED_IMPL_PPP_INSTANCE_COMBINED_H_
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