Implement IME for Mac plugins using the Cocoa event model on 10.6

chrome/renderer/render_view.cc

 // Copyright (c) 2010 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.
 
 #include "chrome/renderer/render_view.h"
 
 #include <algorithm>
 #include <cmath>
 #include <string>
 #include <vector>
@@ skipping 771 matching lines @@
     IPC_MESSAGE_HANDLER(ViewMsg_SetRendererPrefs, OnSetRendererPrefs)
     IPC_MESSAGE_HANDLER(ViewMsg_UpdateBrowserWindowId,
                         OnUpdateBrowserWindowId)
     IPC_MESSAGE_HANDLER(ViewMsg_NotifyRenderViewType,
                         OnNotifyRendererViewType)
     IPC_MESSAGE_HANDLER(ViewMsg_MediaPlayerActionAt, OnMediaPlayerActionAt)
     IPC_MESSAGE_HANDLER(ViewMsg_SetActive, OnSetActive)
 #if defined(OS_MACOSX)
     IPC_MESSAGE_HANDLER(ViewMsg_SetWindowVisibility, OnSetWindowVisibility)
     IPC_MESSAGE_HANDLER(ViewMsg_WindowFrameChanged, OnWindowFrameChanged)
+    IPC_MESSAGE_HANDLER(ViewMsg_PluginImeCompositionConfirmed,
+                        OnPluginImeCompositionConfirmed)
 #endif
     IPC_MESSAGE_HANDLER(ViewMsg_SetEditCommandsForNextKeyEvent,
                         OnSetEditCommandsForNextKeyEvent)
     IPC_MESSAGE_HANDLER(ViewMsg_ExecuteCode,
                         OnExecuteCode)
     IPC_MESSAGE_HANDLER(ViewMsg_CustomContextMenuAction,
                         OnCustomContextMenuAction)
     IPC_MESSAGE_HANDLER(ViewMsg_TranslatePage, OnTranslatePage)
     IPC_MESSAGE_HANDLER(ViewMsg_RevertTranslation, OnRevertTranslation)
     IPC_MESSAGE_HANDLER(ViewMsg_EnableAccessibility, OnEnableAccessibility)
@@ skipping 4063 matching lines @@
 
 void RenderView::OnWindowFrameChanged(const gfx::Rect& window_frame,
                                       const gfx::Rect& view_frame) {
   // Inform plugins that their window's frame has changed.
   std::set<WebPluginDelegateProxy*>::iterator plugin_it;
   for (plugin_it = plugin_delegates_.begin();
        plugin_it != plugin_delegates_.end(); ++plugin_it) {
     (*plugin_it)->WindowFrameChanged(window_frame, view_frame);
   }
 }
+
+void RenderView::OnPluginImeCompositionConfirmed(const string16& text,
+                                                 int plugin_id) {
+  // WebPluginDelegateProxy is responsible for figuring out if this text
+  // applies to it or not, so inform all the delegates.
+  std::set<WebPluginDelegateProxy*>::iterator plugin_it;
+  for (plugin_it = plugin_delegates_.begin();
+       plugin_it != plugin_delegates_.end(); ++plugin_it) {
+    (*plugin_it)->ImeCompositionConfirmed(text, plugin_id);
+  }
+}
 #endif  // OS_MACOSX
 
 void RenderView::SendExtensionRequest(
     const ViewHostMsg_DomMessage_Params& params) {
   Send(new ViewHostMsg_ExtensionRequest(routing_id_, params));
 }
 
 void RenderView::OnExtensionResponse(int request_id,
                                      bool success,
                                      const std::string& response,
@@ skipping 902 matching lines @@
 #if defined(OS_MACOSX)
   if (!has_document_tag_) {
     // Make the call to get the tag.
     Send(new ViewHostMsg_GetDocumentTag(routing_id_, &document_tag_));
     has_document_tag_ = true;
   }
 #endif
 }
 
 #if defined(OS_MACOSX)
+void RenderView::SetPluginImeEnabled(bool enabled, int plugin_id) {
+  IPC::Message* msg = new ViewHostMsg_SetPluginImeEnabled(routing_id(),
+                                                          enabled, plugin_id);
+  // This message can be sent during event-handling, and needs to be delivered
+  // within that context.
+  msg->set_unblock(true);
+  Send(msg);
+}
+
 gfx::PluginWindowHandle RenderView::AllocateFakePluginWindowHandle(
     bool opaque, bool root) {
   gfx::PluginWindowHandle window = NULL;
   Send(new ViewHostMsg_AllocateFakePluginWindowHandle(
       routing_id(), opaque, root, &window));
   if (window) {
     fake_plugin_window_handles_.insert(window);
   }
   return window;
 }
@@ skipping 168 matching lines @@
 }
 
 void RenderView::OnAsyncFileOpened(base::PlatformFileError error_code,
                                    IPC::PlatformFileForTransit file_for_transit,
                                    int message_id) {
   pepper_delegate_.OnAsyncFileOpened(
       error_code,
       IPC::PlatformFileForTransitToPlatformFile(file_for_transit),
       message_id);
 }