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      1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "ash/launcher/launcher_alignment_menu.h"
      6 
      7 #include "ash/shelf/shelf_layout_manager.h"
      8 #include "ash/shelf/shelf_types.h"
      9 #include "ash/shell.h"
     10 #include "grit/ash_strings.h"
     11 #include "ui/aura/root_window.h"
     12 #include "ui/base/l10n/l10n_util.h"
     13 
     14 namespace ash {
     15 
     16 LauncherAlignmentMenu::LauncherAlignmentMenu(aura::RootWindow* root)
     17     : ui::SimpleMenuModel(NULL),
     18       root_window_(root) {
     19   DCHECK(root_window_);
     20   int align_group_id = 1;
     21   set_delegate(this);
     22   AddRadioItemWithStringId(MENU_ALIGN_LEFT,
     23                            IDS_ASH_SHELF_CONTEXT_MENU_ALIGN_LEFT,
     24                            align_group_id);
     25   AddRadioItemWithStringId(MENU_ALIGN_BOTTOM,
     26                            IDS_ASH_SHELF_CONTEXT_MENU_ALIGN_BOTTOM,
     27                            align_group_id);
     28   AddRadioItemWithStringId(MENU_ALIGN_RIGHT,
     29                            IDS_ASH_SHELF_CONTEXT_MENU_ALIGN_RIGHT,
     30                            align_group_id);
     31 }
     32 
     33 LauncherAlignmentMenu::~LauncherAlignmentMenu() {}
     34 
     35 bool LauncherAlignmentMenu::IsCommandIdChecked(int command_id) const {
     36   return internal::ShelfLayoutManager::ForLauncher(root_window_)->
     37       SelectValueForShelfAlignment(
     38           MENU_ALIGN_BOTTOM == command_id,
     39           MENU_ALIGN_LEFT == command_id,
     40           MENU_ALIGN_RIGHT == command_id,
     41           false);
     42 }
     43 
     44 bool LauncherAlignmentMenu::IsCommandIdEnabled(int command_id) const {
     45   return true;
     46 }
     47 
     48 bool LauncherAlignmentMenu::GetAcceleratorForCommandId(
     49       int command_id,
     50       ui::Accelerator* accelerator) {
     51   return false;
     52 }
     53 
     54 void LauncherAlignmentMenu::ExecuteCommand(int command_id, int event_flags) {
     55   switch (static_cast<MenuItem>(command_id)) {
     56     case MENU_ALIGN_LEFT:
     57       Shell::GetInstance()->SetShelfAlignment(SHELF_ALIGNMENT_LEFT,
     58                                               root_window_);
     59       break;
     60     case MENU_ALIGN_BOTTOM:
     61       Shell::GetInstance()->SetShelfAlignment(SHELF_ALIGNMENT_BOTTOM,
     62                                               root_window_);
     63       break;
     64     case MENU_ALIGN_RIGHT:
     65       Shell::GetInstance()->SetShelfAlignment(SHELF_ALIGNMENT_RIGHT,
     66                                               root_window_);
     67       break;
     68   }
     69 }
     70 
     71 }  // namespace ash
     72