POSIX: gfx::NativeViewId and CrossProcessEvent

chrome/common/render_messages_internal.h

 // Copyright (c) 2006-2008 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.
 
 // This header is meant to be included in multiple passes, hence no traditional
 // header guard.
 // See ipc_message_macros.h for explanation of the macros and passes.
 
 #include <string>
 #include <vector>
 
 #include "build/build_config.h"
 
 #include "base/clipboard.h"
 #include "base/gfx/rect.h"
+#include "base/gfx/native_widget_types.h"
 #include "base/shared_memory.h"
 #include "chrome/common/ipc_message_macros.h"
 #include "skia/include/SkBitmap.h"
 #include "webkit/glue/console_message_level.h"
 #include "webkit/glue/context_node_types.h"
 #include "webkit/glue/dom_operations.h"
 #include "webkit/glue/screen_info.h"
 #include "webkit/glue/webcursor.h"
 #include "webkit/glue/webinputevent.h"
 #include "webkit/glue/webplugin.h"
 
 void RenderMessagesInit();
 
 // TODO(mpcomplete): rename ViewMsg and ViewHostMsg to something that makes
 // more sense with our current design.
 
 //-----------------------------------------------------------------------------
 // RenderView messages
 // These are messages sent from the browser to the renderer process.
 
 IPC_BEGIN_MESSAGES(View, 1)
   // Used typically when recovering from a crash.  The new rendering process
   // sets its global "next page id" counter to the given value.
   IPC_MESSAGE_CONTROL1(ViewMsg_SetNextPageID,
                        int32 /* next_page_id */)
 
-#if defined(OS_WIN)
   // Tells the renderer to create a new view.
   // This message is slightly different, the view it takes is the view to
   // create, the message itself is sent as a non-view control message.
-  IPC_MESSAGE_CONTROL4(ViewMsg_New, HWND, HANDLE, WebPreferences, int32)
-#endif  // defined(OS_WIN)
+  IPC_MESSAGE_CONTROL4(ViewMsg_New,
+                       gfx::NativeViewId, /* parent window */
+                       ModalDialogEvent, /* model dialog box event */
+                       WebPreferences,
+                       int32 /* view id */)
 
   // Tells the renderer to set its maximum cache size to the supplied value
   IPC_MESSAGE_CONTROL3(ViewMsg_SetCacheCapacities,
                        size_t /* min_dead_capacity */,
                        size_t /* max_dead_capacity */,
                        size_t /* capacity */)
 
   // Allows a chrome plugin loaded in the browser process to send arbitrary
   // data to an instance of the same plugin loaded in a renderer process.
   IPC_MESSAGE_CONTROL2(ViewMsg_PluginMessage,
                        FilePath /* plugin_path of plugin */,
                        std::vector<uint8> /* opaque data */)
 
   // Reply in response to ViewHostMsg_ShowView or ViewHostMsg_ShowWidget.
   // similar to the new command, but used when the renderer created a view
   // first, and we need to update it
-#if defined(OS_WIN)
   IPC_MESSAGE_ROUTED1(ViewMsg_CreatingNew_ACK,
-                      HWND /* parent_hwnd */)
-#else  // defined(OS_WIN)
-  // On POSIX, we don't pass "window handles" between processes.
-  IPC_MESSAGE_ROUTED0(ViewMsg_CreatingNew_ACK)
-#endif
+                      gfx::NativeViewId /* parent_hwnd */)
 
   // Tells the render view to close.
   IPC_MESSAGE_ROUTED0(ViewMsg_Close)
 
   // Tells the render view to change its size.  A ViewHostMsg_PaintRect message
   // is generated in response provided new_size is not empty and not equal to
   // the view's current size.  The generated ViewHostMsg_PaintRect message will
   // have the IS_RESIZE_ACK flag set.
   IPC_MESSAGE_ROUTED1(ViewMsg_Resize,
                       gfx::Size /* new_size */)
@@ skipping 407 matching lines @@
                       bool /* Whether it is visible */)
 
 IPC_END_MESSAGES(View)
 
 
 //-----------------------------------------------------------------------------
 // WebContents messages
 // These are messages sent from the renderer to the browser process.
 
 IPC_BEGIN_MESSAGES(ViewHost, 2)
-#if defined(OS_WIN)
   // Sent by the renderer when it is creating a new window.  The browser creates
   // a tab for it and responds with a ViewMsg_CreatingNew_ACK.  If route_id is
   // MSG_ROUTING_NONE, the view couldn't be created.  modal_dialog_event is set
   // by the browser when a modal dialog is shown.
   IPC_SYNC_MESSAGE_CONTROL2_2(ViewHostMsg_CreateWindow,
                               int /* opener_id */,
                               bool /* user_gesture */,
                               int /* route_id */,
-                              HANDLE /* modal_dialog_event */)
-#else  // defined(OS_WIN)
-  // On POSIX, we don't use the cross process events for modal dialogs. At some
-  // point, we won't use them on any platform, but for now we just define a
-  // message without the last parameter.
-  IPC_SYNC_MESSAGE_CONTROL2_1(ViewHostMsg_CreateWindow,
-                              int /* opener_id */,
-                              bool /* user_gesture */,
-                              int /* route_id */)
-#endif
+                              ModalDialogEvent /* modal_dialog_event */)
 
   // Similar to ViewHostMsg_CreateView, except used for sub-widgets, like
   // <select> dropdowns.  This message is sent to the WebContents that
   // contains the widget being created.
   IPC_SYNC_MESSAGE_CONTROL2_1(ViewHostMsg_CreateWidget,
                               int /* opener_id */,
                               bool /* focus on show */,
                               int /* route_id */)
 
-#if defined(OS_WIN)
   // These two messages are sent as a result of the above two, in the browser
   // process, from RenderWidgetHelper to RenderViewHost.
   IPC_MESSAGE_ROUTED2(ViewHostMsg_CreateWindowWithRoute,
                       int /* route_id */,
-                      HANDLE /* modal_dialog_event */)
-#endif  // defined(OS_WIN)
+                      ModalDialogEvent /* modal_dialog_event */)
 
   IPC_MESSAGE_ROUTED2(ViewHostMsg_CreateWidgetWithRoute,
                       int /* route_id */,
                       bool /* activatable */)
 
   // These two messages are sent to the parent RenderViewHost to display the
   // page/widget that was created by CreateView/CreateWidget.  routing_id
   // refers to the id that was returned from the Create message above.
   // The initial_position parameter is a rectangle in screen coordinates.
   //
@@ skipping 93 matching lines @@
 #if defined(OS_WIN)
   // Sent to paint part of the view.  In response to this message, the host
   // generates a ViewMsg_PaintRect_ACK message.
   IPC_MESSAGE_ROUTED1(ViewHostMsg_PaintRect,
                       ViewHostMsg_PaintRect_Params)
 
   // Sent to scroll part of the view.  In response to this message, the host
   // generates a ViewMsg_ScrollRect_ACK message.
   IPC_MESSAGE_ROUTED1(ViewHostMsg_ScrollRect,
                       ViewHostMsg_ScrollRect_Params)
-#endif  // defined(OS_WIN)
+#endif
 
   // Acknowledges receipt of a ViewMsg_HandleInputEvent message.
   // Payload is a WebInputEvent::Type which is the type of the event, followed
   // by an optional WebInputEvent which is provided only if the event was not
   // processed.
   IPC_MESSAGE_ROUTED0(ViewHostMsg_HandleInputEvent_ACK)
 
   IPC_MESSAGE_ROUTED0(ViewHostMsg_Focus)
   IPC_MESSAGE_ROUTED0(ViewHostMsg_Blur)
 
-#if defined(OS_WIN)
   // Returns the window location of the given window.
   IPC_SYNC_MESSAGE_ROUTED1_1(ViewHostMsg_GetWindowRect,
-                             HWND /* window */,
+                             gfx::NativeViewId /* window */,
                              gfx::Rect /* Out: Window location */)
-#endif  // defined(OS_WIN)
 
   IPC_MESSAGE_ROUTED1(ViewHostMsg_SetCursor, WebCursor)
   // Result of string search in the page.
   // Response to ViewMsg_Find with the results of the requested find-in-page
   // search, the number of matches found and the selection rect (in screen
   // coordinates) for the string found. If |final_update| is false, it signals
   // that this is not the last Find_Reply message - more will be sent as the
   // scoping effort continues.
   IPC_MESSAGE_ROUTED5(ViewHostMsg_Find_Reply,
                       int /* request_id */,
@@ skipping 170 matching lines @@
                               std::string /* result */)
   IPC_SYNC_MESSAGE_CONTROL0_2(ViewHostMsg_ClipboardReadHTML,
                               std::wstring /* markup */,
                               GURL /* url */)
 
 #if defined(OS_WIN)
   // Request that the given font be loaded by the browser.
   // Please see ResourceMessageFilter::OnLoadFont for details.
   IPC_SYNC_MESSAGE_CONTROL1_0(ViewHostMsg_LoadFont,
                               LOGFONT /* font data */)
+#endif  // defined(OS_WIN)
 
   // Returns ScreenInfo corresponding to the given window.
   IPC_SYNC_MESSAGE_CONTROL1_1(ViewHostMsg_GetScreenInfo,
-                              gfx::NativeView /* window */,
+                              gfx::NativeViewId /* window */,
                               webkit_glue::ScreenInfo /* results */)
-#endif  // defined(OS_WIN)
 
   // Send the tooltip text for the current mouse position to the browser.
   IPC_MESSAGE_ROUTED1(ViewHostMsg_SetTooltipText,
                       std::wstring /* tooltip text string */)
 
   // Asks the browser to display the file chooser.  The result is returned in a
   // ViewHost_RunFileChooserResponse message.
   IPC_MESSAGE_ROUTED4(ViewHostMsg_RunFileChooser,
                       bool /* multiple_files */,
                       std::wstring /* title */,
@@ skipping 91 matching lines @@
   // The renderer wants to know the default print settings.
   IPC_SYNC_MESSAGE_ROUTED0_1(ViewHostMsg_GetDefaultPrintSettings,
                              ViewMsg_Print_Params /* default_settings */)
 
 #if defined(OS_WIN)
   // It's the renderer that controls the printing process when it is generated
   // by javascript. This step is about showing UI to the user to select the
   // final print settings. The output parameter is the same as
   // ViewMsg_PrintPages which is executed implicitly.
   IPC_SYNC_MESSAGE_ROUTED3_1(ViewHostMsg_ScriptedPrint,
-                             HWND /* host_window */,
+                             gfx::NativeViewId /* host_window */,
                              int /* cookie */,
                              int /* expected_pages_count */,
                              ViewMsg_PrintPages_Params /* settings choosen by
                                                           the user*/)
 #endif  // defined(OS_WIN)
 
   // WebKit and JavaScript error messages to log to the console
   // or debugger UI.
   IPC_MESSAGE_ROUTED3(ViewHostMsg_AddMessageToConsole,
                       std::wstring, /* msg */
@@ skipping 118 matching lines @@
   // Provide the browser process with information about the WebCore resource
   // cache.
   IPC_MESSAGE_CONTROL1(ViewHostMsg_ResourceTypeStats,
                        CacheManager::ResourceTypeStats)
 
   // Notify the browser that this render either has or doesn't have a
   // beforeunload or unload handler.
   IPC_MESSAGE_ROUTED1(ViewHostMsg_UnloadListenerChanged,
                       bool /* has_listener */)
 
-#if defined(OS_WIN)
   // Returns the window location of the window this widget is embeded.
   IPC_SYNC_MESSAGE_ROUTED1_1(ViewHostMsg_GetRootWindowRect,
-                             HWND /* window */,
+                             gfx::NativeViewId /* window */,
                              gfx::Rect /* Out: Window location */)
 
   // Returns the resizer box location in the window this widget is embeded.
   // Important for Mac OS X, but not Win or Linux.
   IPC_SYNC_MESSAGE_ROUTED1_1(ViewHostMsg_GetRootWindowResizerRect,
-                             HWND /* window */,
+                             gfx::NativeViewId /* window */,
                              gfx::Rect /* Out: Window location */)
-#endif  // defined(OS_WIN)
 
   // Queries the browser for suggestion for autofill in a form input field.
   IPC_MESSAGE_ROUTED4(ViewHostMsg_QueryFormFieldAutofill,
                       std::wstring /* field name */,
                       std::wstring /* user entered text */,
                       int64 /* id of the text input field */,
                       int /* id of this message */)
 
 IPC_END_MESSAGES(ViewHost)