Add a new constructor to KeyEvent.

views/focus/accelerator_handler_win.cc

 // 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 "views/focus/accelerator_handler.h"
 
 #include "ui/base/keycodes/keyboard_codes.h"
 #include "ui/base/keycodes/keyboard_code_conversion_win.h"
 #include "views/events/event.h"
 #include "views/focus/focus_manager.h"
 
 namespace views {
 
+namespace {
+
+// Since AcceleratorHandler's Dispatch method is called regardless of the level
+// of MessageLoop nesting, we maintain a stack of MSGs so that code run from
+// each loop gets the correct MSG. This scoping class handles pushing and
+// popping before and after calls to DispatchMessage().
+class ScopedCurrentMessage {
+ public:
+  ScopedCurrentMessage(const MSG& msg, std::vector<MSG>* msg_stack)
+      : msg_stack_(msg_stack) {
+    msg_stack_->push_back(msg);
+  }
+  ~ScopedCurrentMessage() {
+    msg_stack_->pop_back();
+  }
+
+ private:
+  std::vector<MSG>* msg_stack_;
+
+  DISALLOW_COPY_AND_ASSIGN(ScopedCurrentMessage);
+};
+
+}  // namespace
+
+// static
+std::vector<MSG> AcceleratorHandler::current_messages_;
+
 AcceleratorHandler::AcceleratorHandler() {
 }
 
 bool AcceleratorHandler::Dispatch(const MSG& msg) {
+  ScopedCurrentMessage current_message(msg, &current_messages_);
+
   bool process_message = true;
 
   if (msg.message >= WM_KEYFIRST && msg.message <= WM_KEYLAST) {
     FocusManager* focus_manager =
         FocusManager::GetFocusManagerForNativeView(msg.hwnd);
     if (focus_manager) {
       switch (msg.message) {
         case WM_KEYDOWN:
         case WM_SYSKEYDOWN: {
-          KeyEvent event(ui::ET_KEY_PRESSED,
-                         ui::KeyboardCodeForWindowsKeyCode(msg.wParam),
-                         KeyEvent::GetKeyStateFlags(),
-                         msg.lParam & 0xFFFF,
-                         (msg.lParam & 0xFFFF0000) >> 16);
+          KeyEvent event(msg);
           process_message = focus_manager->OnKeyEvent(event);
           if (!process_message) {
             // Record that this key is pressed so we can remember not to
             // translate and dispatch the associated WM_KEYUP.
             pressed_keys_.insert(msg.wParam);
           }
           break;
         }
         case WM_KEYUP:
         case WM_SYSKEYUP: {
@@ skipping 12 matching lines @@
 
   if (process_message) {
     TranslateMessage(&msg);
     DispatchMessage(&msg);
   }
 
   return true;
 }
 
 }  // namespace views