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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 CONTENT_PLUGIN_WEBPLUGIN_DELEGATE_STUB_H_
#define CONTENT_PLUGIN_WEBPLUGIN_DELEGATE_STUB_H_
#include <string>
#include <vector>
#include "base/macros.h"
#include "base/memory/ref_counted.h"
#include "build/build_config.h"
#include "content/child/npapi/npobject_stub.h"
#include "ipc/ipc_listener.h"
#include "ipc/ipc_sender.h"
#include "third_party/npapi/bindings/npapi.h"
#include "ui/gfx/geometry/rect.h"
#include "ui/gfx/native_widget_types.h"
#include "url/gurl.h"
struct PluginMsg_Init_Params;
struct PluginMsg_UpdateGeometry_Param;
namespace blink {
class WebInputEvent;
}
namespace content {
class PluginChannel;
class WebCursor;
class WebPluginDelegateImpl;
class WebPluginProxy;
// Converts the IPC messages from WebPluginDelegateProxy into calls to the
// actual WebPluginDelegateImpl object.
class WebPluginDelegateStub : public IPC::Listener,
public IPC::Sender,
public base::RefCounted<WebPluginDelegateStub> {
public:
WebPluginDelegateStub(const std::string& mime_type, int instance_id,
PluginChannel* channel);
// IPC::Listener implementation:
bool OnMessageReceived(const IPC::Message& msg) override;
// IPC::Sender implementation:
bool Send(IPC::Message* msg) override;
int instance_id() { return instance_id_; }
WebPluginDelegateImpl* delegate() { return delegate_; }
WebPluginProxy* webplugin() { return webplugin_; }
private:
friend class base::RefCounted<WebPluginDelegateStub>;
~WebPluginDelegateStub() override;
// Message handlers for the WebPluginDelegate calls that are proxied from the
// renderer over the IPC channel.
void OnInit(const PluginMsg_Init_Params& params,
bool* transparent,
bool* result);
void OnSetFocus(bool focused);
void OnHandleInputEvent(const blink::WebInputEvent* event,
bool* handled, WebCursor* cursor);
void OnPaint(const gfx::Rect& damaged_rect);
void OnDidPaint();
void OnUpdateGeometry(const PluginMsg_UpdateGeometry_Param& param);
void OnGetPluginScriptableObject(int* route_id);
void OnGetFormValue(base::string16* value, bool* success);
void OnSetContentAreaFocus(bool has_focus);
#if defined(OS_WIN) && !defined(USE_AURA)
void OnImeCompositionUpdated(const base::string16& text,
const std::vector<int>& clauses,
const std::vector<int>& target,
int cursor_position);
void OnImeCompositionCompleted(const base::string16& text);
#endif
#if defined(OS_MACOSX)
void OnSetWindowFocus(bool has_focus);
void OnContainerHidden();
void OnContainerShown(gfx::Rect window_frame, gfx::Rect view_frame,
bool has_focus);
void OnWindowFrameChanged(const gfx::Rect& window_frame,
const gfx::Rect& view_frame);
void OnImeCompositionCompleted(const base::string16& text);
#endif
std::string mime_type_;
int instance_id_;
scoped_refptr<PluginChannel> channel_;
base::WeakPtr<NPObjectStub> plugin_scriptable_object_;
WebPluginDelegateImpl* delegate_;
WebPluginProxy* webplugin_;
bool in_destructor_;
// The url of the main frame hosting the plugin.
GURL page_url_;
DISALLOW_IMPLICIT_CONSTRUCTORS(WebPluginDelegateStub);
};
} // namespace content
#endif // CONTENT_PLUGIN_WEBPLUGIN_DELEGATE_STUB_H_
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