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      1 // Copyright 2013 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/shelf/shelf_alignment_menu.h"
      6 
      7 #include "ash/metrics/user_metrics_recorder.h"
      8 #include "ash/shelf/shelf_layout_manager.h"
      9 #include "ash/shelf/shelf_types.h"
     10 #include "ash/shell.h"
     11 #include "grit/ash_strings.h"
     12 #include "ui/aura/window.h"
     13 #include "ui/base/l10n/l10n_util.h"
     14 
     15 namespace ash {
     16 
     17 ShelfAlignmentMenu::ShelfAlignmentMenu(aura::Window* root)
     18     : ui::SimpleMenuModel(NULL),
     19       root_window_(root) {
     20   DCHECK(root_window_);
     21   int align_group_id = 1;
     22   set_delegate(this);
     23   AddRadioItemWithStringId(MENU_ALIGN_LEFT,
     24                            IDS_ASH_SHELF_CONTEXT_MENU_ALIGN_LEFT,
     25                            align_group_id);
     26   AddRadioItemWithStringId(MENU_ALIGN_BOTTOM,
     27                            IDS_ASH_SHELF_CONTEXT_MENU_ALIGN_BOTTOM,
     28                            align_group_id);
     29   AddRadioItemWithStringId(MENU_ALIGN_RIGHT,
     30                            IDS_ASH_SHELF_CONTEXT_MENU_ALIGN_RIGHT,
     31                            align_group_id);
     32 }
     33 
     34 ShelfAlignmentMenu::~ShelfAlignmentMenu() {}
     35 
     36 bool ShelfAlignmentMenu::IsCommandIdChecked(int command_id) const {
     37   return internal::ShelfLayoutManager::ForLauncher(root_window_)->
     38       SelectValueForShelfAlignment(
     39           MENU_ALIGN_BOTTOM == command_id,
     40           MENU_ALIGN_LEFT == command_id,
     41           MENU_ALIGN_RIGHT == command_id,
     42           false);
     43 }
     44 
     45 bool ShelfAlignmentMenu::IsCommandIdEnabled(int command_id) const {
     46   return true;
     47 }
     48 
     49 bool ShelfAlignmentMenu::GetAcceleratorForCommandId(
     50     int command_id,
     51     ui::Accelerator* accelerator) {
     52   return false;
     53 }
     54 
     55 void ShelfAlignmentMenu::ExecuteCommand(int command_id, int event_flags) {
     56   switch (static_cast<MenuItem>(command_id)) {
     57     case MENU_ALIGN_LEFT:
     58       Shell::GetInstance()->metrics()->
     59           RecordUserMetricsAction(UMA_SHELF_ALIGNMENT_SET_LEFT);
     60       Shell::GetInstance()->SetShelfAlignment(SHELF_ALIGNMENT_LEFT,
     61                                               root_window_);
     62       break;
     63     case MENU_ALIGN_BOTTOM:
     64       Shell::GetInstance()->metrics()->
     65           RecordUserMetricsAction(UMA_SHELF_ALIGNMENT_SET_BOTTOM);
     66       Shell::GetInstance()->SetShelfAlignment(SHELF_ALIGNMENT_BOTTOM,
     67                                               root_window_);
     68       break;
     69     case MENU_ALIGN_RIGHT:
     70       Shell::GetInstance()->metrics()->
     71           RecordUserMetricsAction(UMA_SHELF_ALIGNMENT_SET_RIGHT);
     72       Shell::GetInstance()->SetShelfAlignment(SHELF_ALIGNMENT_RIGHT,
     73                                               root_window_);
     74       break;
     75   }
     76 }
     77 
     78 }  // namespace ash
     79