Move command handling and updating off Browser and onto a helper object.

chrome/browser/ui/views/frame/browser_view.cc

 // Copyright (c) 2012 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/browser/ui/views/frame/browser_view.h"
 
 #include <algorithm>
 
 #include "base/auto_reset.h"
 #include "base/command_line.h"
@@ skipping 15 matching lines @@
 #include "chrome/browser/profiles/avatar_menu_model.h"
 #include "chrome/browser/profiles/profile.h"
 #include "chrome/browser/profiles/profile_info_cache.h"
 #include "chrome/browser/profiles/profile_manager.h"
 #include "chrome/browser/sessions/tab_restore_service.h"
 #include "chrome/browser/sessions/tab_restore_service_factory.h"
 #include "chrome/browser/speech/extension_api/tts_extension_api.h"
 #include "chrome/browser/themes/theme_service.h"
 #include "chrome/browser/ui/app_modal_dialogs/app_modal_dialog_queue.h"
 #include "chrome/browser/ui/browser.h"
+#include "chrome/browser/ui/browser_command_controller.h"
+#include "chrome/browser/ui/browser_commands.h"
 #include "chrome/browser/ui/browser_dialogs.h"
 #include "chrome/browser/ui/browser_list.h"
 #include "chrome/browser/ui/browser_window_state.h"
 #include "chrome/browser/ui/omnibox/omnibox_popup_model.h"
 #include "chrome/browser/ui/omnibox/omnibox_popup_view.h"
 #include "chrome/browser/ui/omnibox/omnibox_view.h"
 #include "chrome/browser/ui/search/search.h"
 #include "chrome/browser/ui/tab_contents/tab_contents.h"
 #include "chrome/browser/ui/tabs/tab_menu_model.h"
 #include "chrome/browser/ui/tabs/tab_strip_model.h"
@@ skipping 422 matching lines @@
     ExtensionTtsController::GetInstance()->Stop();
     return false;
   }
 #endif
 
   std::map<ui::Accelerator, int>::const_iterator iter =
       accelerator_table_.find(accelerator);
   DCHECK(iter != accelerator_table_.end());
   int command_id = iter->second;
 
-  if (!browser_->block_command_execution())
+  chrome::BrowserCommandController* controller = browser_->command_controller();
+  if (!controller->block_command_execution())
     UpdateAcceleratorMetrics(accelerator, command_id);
-  return browser_->ExecuteCommandIfEnabled(command_id);
+  return chrome::ExecuteCommand(browser_.get(), command_id);
 }
 
 bool BrowserView::GetAccelerator(int cmd_id, ui::Accelerator* accelerator) {
   // The standard Ctrl-X, Ctrl-V and Ctrl-C are not defined as accelerators
   // anywhere so we need to check for them explicitly here.
   switch (cmd_id) {
     case IDC_CUT:
       *accelerator = ui::Accelerator(ui::VKEY_X, ui::EF_CONTROL_DOWN);
       return true;
     case IDC_COPY:
@@ skipping 733 matching lines @@
   // - If the |browser_| is not for an app, and the |accelerator| is associated
   //   with the browser, and it is not a reserved one, do nothing.
 
   if (browser_->is_app()) {
     // We don't have to flip |is_keyboard_shortcut| here. If we do that, the app
     // might not be able to see a subsequent Char event. See OnHandleInputEvent
     // in content/renderer/render_widget.cc for details.
     return false;
   }
 
+  chrome::BrowserCommandController* controller = browser_->command_controller();
+
   // Here we need to retrieve the command id (if any) associated to the
   // keyboard event. Instead of looking up the command id in the
   // |accelerator_table_| by ourselves, we block the command execution of
   // the |browser_| object then send the keyboard event to the
   // |focus_manager| as if we are activating an accelerator key.
   // Then we can retrieve the command id from the |browser_| object.
-  browser_->SetBlockCommandExecution(true);
+  controller->SetBlockCommandExecution(true);
   // If the |accelerator| is a non-browser shortcut (e.g. Ash shortcut), the
   // command execution cannot be blocked and true is returned. However, it is
   // okay as long as is_app() is false. See comments in this function.
   const bool processed = focus_manager->ProcessAccelerator(accelerator);
-  const int id = browser_->GetLastBlockedCommand(NULL);
-  browser_->SetBlockCommandExecution(false);
+  const int id = controller->GetLastBlockedCommand(NULL);
+  controller->SetBlockCommandExecution(false);
 
   // Executing the command may cause |this| object to be destroyed.
-  if (browser_->IsReservedCommandOrKey(id, event)) {
+  if (controller->IsReservedCommandOrKey(id, event)) {
     UpdateAcceleratorMetrics(accelerator, id);
-    return browser_->ExecuteCommandIfEnabled(id);
+    return chrome::ExecuteCommand(browser_.get(), id);
   }
 
   if (id != -1) {
     // |accelerator| is a non-reserved browser shortcut (e.g. Ctrl+t).
     if (event.type == WebKit::WebInputEvent::RawKeyDown)
       *is_keyboard_shortcut = true;
   } else if (processed) {
     // |accelerator| is a non-browser shortcut (e.g. F5-F10 on Ash).
     return true;
   }
@@ skipping 253 matching lines @@
         ((command_id & sc_mask) == SC_MAXIMIZE))
       return true;
   }
 #endif
   // Translate WM_APPCOMMAND command ids into a command id that the browser
   // knows how to handle.
   int command_id_from_app_command = GetCommandIDForAppCommandID(command_id);
   if (command_id_from_app_command != -1)
     command_id = command_id_from_app_command;
 
-  return browser_->ExecuteCommandIfEnabled(command_id);
+  return chrome::ExecuteCommand(browser_.get(), command_id);
 }
 
 std::string BrowserView::GetWindowName() const {
   return chrome::GetWindowPlacementKey(browser_.get());
 }
 
 void BrowserView::SaveWindowPlacement(const gfx::Rect& bounds,
                                       ui::WindowShowState show_state) {
   // If IsFullscreen() is true, we've just changed into fullscreen mode, and
   // we're catching the going-into-fullscreen sizing and positioning calls,
@@ skipping 976 matching lines @@
   bubble->Show();
 }
 
 void BrowserView::RestackLocationBarContainer() {
 #if defined(USE_AURA)
   if (search_view_controller_.get())
     search_view_controller_->StackAtTop();
 #endif
   toolbar_->location_bar_container()->StackAtTop();
 }