Implement Pepper IME API.

content/renderer/pepper_plugin_delegate_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 CONTENT_RENDERER_PEPPER_PLUGIN_DELEGATE_IMPL_H_
 #define CONTENT_RENDERER_PEPPER_PLUGIN_DELEGATE_IMPL_H_
 #pragma once
 
 #include <set>
 #include <map>
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/id_map.h"
 #include "base/memory/ref_counted.h"
 #include "base/memory/weak_ptr.h"
 #include "content/common/content_export.h"
 #include "ppapi/proxy/broker_dispatcher.h"
 #include "ppapi/proxy/proxy_channel.h"
+#include "ui/base/ime/text_input_type.h"
 #include "webkit/plugins/ppapi/plugin_delegate.h"
 #include "webkit/plugins/ppapi/ppb_broker_impl.h"
 #include "webkit/plugins/ppapi/ppb_flash_menu_impl.h"
 
 class FilePath;
 class PepperPluginDelegateImpl;
 class RenderView;
 
 namespace gfx {
 class Point;
 class Rect;
 }
 
 namespace IPC {
 struct ChannelHandle;
 }
 
 namespace webkit {
 struct WebPluginInfo;
 namespace ppapi {
 class PepperFilePath;
 class PluginInstance;
 class PluginModule;
 }
 }
 
 namespace WebKit {
 class WebFileChooserCompletion;
 class WebMouseEvent;
+struct WebCompositionUnderline;
 struct WebFileChooserParams;
 }
 
 namespace webkit_glue {
 struct CustomContextMenuContext;
 }
 
 class TransportDIB;
 
 // This object is NOT thread-safe.
@@ skipping 100 matching lines @@
                                    base::ProcessHandle broker_process_handle,
                                    const IPC::ChannelHandle& handle);
 
   // Removes broker from pending_connect_broker_ if present. Returns true if so.
   bool StopWaitingForPpapiBrokerConnection(PpapiBrokerImpl* broker);
 
   // Notification that the render view has been focused or defocused. This
   // notifies all of the plugins.
   void OnSetFocus(bool has_focus);
 
-  // Returns whether or not a Pepper plugin is focused.
+  // IME status.
   bool IsPluginFocused() const;
+  gfx::Rect GetCaretBounds() const;
+  ui::TextInputType GetTextInputType() const;
+  bool IsPluginAcceptingCompositionEvents() const;
+  bool CanComposeInline() const;
+
+  // IME events.
+  void OnImeSetComposition(
+      const string16& text,
+      const std::vector<WebKit::WebCompositionUnderline>& underlines,
+      int selection_start,
+      int selection_end);
+  void OnImeConfirmComposition(const string16& text);
 
   // Notification that the request to lock the mouse has completed.
   void OnLockMouseACK(bool succeeded);
   // Notification that the plugin instance has lost the mouse lock.
   void OnMouseLockLost();
   // Dispatches mouse events directly to the owner of the mouse lock.
   // True indicates currently the mouse is locked and the event has been
   // dispatched to the owner.
   bool DispatchLockedMouseEvent(const WebKit::WebMouseEvent& event);
 
   // PluginDelegate implementation.
-  virtual void PluginFocusChanged(bool focused) OVERRIDE;
+  virtual void PluginFocusChanged(webkit::ppapi::PluginInstance* instance,
+                                  bool focused) OVERRIDE;
+  virtual void PluginTextInputTypeChanged(
+      webkit::ppapi::PluginInstance* instance) OVERRIDE;
+  virtual void PluginRequestedCancelComposition(
+      webkit::ppapi::PluginInstance* instance) OVERRIDE;
   virtual void PluginCrashed(webkit::ppapi::PluginInstance* instance);
   virtual void InstanceCreated(
       webkit::ppapi::PluginInstance* instance);
   virtual void InstanceDeleted(
       webkit::ppapi::PluginInstance* instance);
   virtual SkBitmap* GetSadPluginBitmap();
   virtual PlatformAudio* CreateAudio(
       uint32_t sample_rate,
       uint32_t sample_count,
       PlatformAudio::Client* client);
@@ skipping 156 matching lines @@
   IDMap<scoped_refptr<webkit::ppapi::PPB_Flash_NetConnector_Impl>,
         IDMapOwnPointer> pending_connect_tcps_;
 
   IDMap<scoped_refptr<webkit::ppapi::PPB_Flash_Menu_Impl>,
         IDMapOwnPointer> pending_context_menus_;
 
   typedef IDMap<scoped_refptr<PpapiBrokerImpl>, IDMapOwnPointer> BrokerMap;
   BrokerMap pending_connect_broker_;
 
   // Whether or not the focus is on a PPAPI plugin
-  bool is_pepper_plugin_focused_;
+  webkit::ppapi::PluginInstance* focused_plugin_;
+
+  // Current text input composition text. Empty if no composition is in
+  // progress.
+  string16 composition_text_;
 
   // Set of instances to receive a notification when the enterprise policy has
   // been updated.
   std::set<webkit::ppapi::PluginInstance*> subscribed_to_policy_updates_;
 
   // |mouse_lock_owner_| is not owned by this class. We can know about when it
   // is destroyed via InstanceDeleted().
   // |mouse_lock_owner_| being non-NULL doesn't indicate that currently the
   // mouse has been locked. It is possible that a request to lock the mouse has
   // been sent, but the response hasn't arrived yet.
   webkit::ppapi::PluginInstance* mouse_lock_owner_;
   bool mouse_locked_;
   // If both |pending_lock_request_| and |pending_unlock_request_| are true,
   // it means a lock request was sent before an unlock request and we haven't
   // received responses for them.
   // The logic in LockMouse() makes sure that a lock request won't be sent when
   // there is a pending unlock request.
   bool pending_lock_request_;
   bool pending_unlock_request_;
 
   DISALLOW_COPY_AND_ASSIGN(PepperPluginDelegateImpl);
 };
 
 #endif  // CONTENT_RENDERER_PEPPER_PLUGIN_DELEGATE_IMPL_H_