Mac: Simulate the OS-level focus handling that windows and linux plugins...

chrome/common/plugin_messages_internal.h

 // Copyright (c) 2009 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 "app/gfx/native_widget_types.h"
 #include "base/shared_memory.h"
 #include "build/build_config.h"
 #include "ipc/ipc_message_macros.h"
 #include "webkit/glue/webcursor.h"
 
@@ skipping 29 matching lines @@
   // process that it's safe to shutdown.
   IPC_MESSAGE_CONTROL0(PluginProcessMsg_Shutdown)
 
 #if defined(IPC_MESSAGE_LOG_ENABLED)
   // Tell the child process to begin or end IPC message logging.
   // Like above, this is used by all ChildProcesses.
   IPC_MESSAGE_CONTROL1(PluginProcessMsg_SetIPCLoggingEnabled,
                        bool /* on or off */)
 #endif
 
+#if defined(OS_MACOSX)
+  // Notifies a plugin process that keyboard focus has changed.  If another
+  // plugin instance has received focus, the process and instance IDs are
+  // passed as parameters; if focus has been taken away from a plugin, 0 is
+  // passed for both parameters.
+  IPC_MESSAGE_CONTROL1(PluginProcessMsg_PluginFocusNotify,
+                       uint32 /* instance ID */)
+#endif
+
 IPC_END_MESSAGES(PluginProcess)
 
 
 //-----------------------------------------------------------------------------
 // PluginProcessHost messages
 // These are messages sent from the plugin process to the browser process.
 IPC_BEGIN_MESSAGES(PluginProcessHost)
   // Response to a PluginProcessMsg_CreateChannel message.
   IPC_MESSAGE_CONTROL1(PluginProcessHostMsg_ChannelCreated,
                        IPC::ChannelHandle /* channel_handle */)
@@ skipping 84 matching lines @@
 
   // Notifies the browser that the plugin has hidden a window.
   IPC_MESSAGE_CONTROL2(PluginProcessHostMsg_PluginHideWindow,
                        uint32 /* window ID */,
                        gfx::Rect /* window rect */)
 
   // Notifies the browser that the plugin has disposed of a window.
   IPC_MESSAGE_CONTROL2(PluginProcessHostMsg_PluginDisposeWindow,
                        uint32 /* window ID */,
                        gfx::Rect /* window rect */)
+
+  // Notifies the browser that a plugin instance has received keyboard focus
+  IPC_MESSAGE_CONTROL2(PluginProcessHostMsg_PluginReceivedFocus,
+                       uint32 /* process ID */,
+                       uint32 /* instance ID */)
 #endif
 
 IPC_END_MESSAGES(PluginProcessHost)
 
 
 //-----------------------------------------------------------------------------
 // Plugin messages
 // These are messages sent from the renderer process to the plugin process.
 IPC_BEGIN_MESSAGES(Plugin)
   // Tells the plugin process to create a new plugin instance with the given
@@ skipping 243 matching lines @@
                              NPVariant_Param /* result_param */,
                              bool /* result */)
 
   IPC_SYNC_MESSAGE_ROUTED2_2(NPObjectMsg_Evaluate,
                              std::string /* script */,
                              bool /* popups_allowed */,
                              NPVariant_Param /* result_param */,
                              bool /* result */)
 
 IPC_END_MESSAGES(NPObject)