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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 "chrome/browser/ui/ash/launcher/launcher_application_menu_item_model.h"
      6 
      7 #include "chrome/browser/ui/ash/launcher/chrome_launcher_app_menu_item.h"
      8 
      9 LauncherApplicationMenuItemModel::LauncherApplicationMenuItemModel(
     10     ChromeLauncherAppMenuItems item_list)
     11     : ash::ShelfMenuModel(this),
     12       launcher_items_(item_list.Pass()) {
     13   Build();
     14 }
     15 
     16 LauncherApplicationMenuItemModel::~LauncherApplicationMenuItemModel() {
     17 }
     18 
     19 bool LauncherApplicationMenuItemModel::IsCommandActive(int command_id) const {
     20   DCHECK(command_id >= 0);
     21   DCHECK(static_cast<size_t>(command_id) < launcher_items_.size());
     22   return launcher_items_[command_id]->IsActive();
     23 }
     24 
     25 bool LauncherApplicationMenuItemModel::IsCommandIdChecked(
     26     int command_id) const {
     27   return false;
     28 }
     29 
     30 bool LauncherApplicationMenuItemModel::IsCommandIdEnabled(
     31     int command_id) const {
     32   DCHECK(command_id < static_cast<int>(launcher_items_.size()));
     33   return launcher_items_[command_id]->IsEnabled();
     34 }
     35 
     36 bool LauncherApplicationMenuItemModel::GetAcceleratorForCommandId(
     37     int command_id,
     38     ui::Accelerator* accelerator) {
     39   return false;
     40 }
     41 
     42 void LauncherApplicationMenuItemModel::ExecuteCommand(int command_id,
     43                                                       int event_flags) {
     44   DCHECK(command_id < static_cast<int>(launcher_items_.size()));
     45   launcher_items_[command_id]->Execute(event_flags);
     46 }
     47 
     48 void LauncherApplicationMenuItemModel::Build() {
     49   AddSeparator(ui::SPACING_SEPARATOR);
     50   for (size_t i = 0; i < launcher_items_.size(); i++) {
     51     ChromeLauncherAppMenuItem* item = launcher_items_[i];
     52 
     53     // Check for a separator requirement in front of this item.
     54     if (item->HasLeadingSeparator())
     55       AddSeparator(ui::SPACING_SEPARATOR);
     56 
     57     // The first item is the context menu, the others are the running apps.
     58     AddItem(i, item->title());
     59 
     60     if (!item->icon().IsEmpty())
     61       SetIcon(GetIndexOfCommandId(i), item->icon());
     62   }
     63   RemoveTrailingSeparators();
     64 
     65   // Adding final spacing (if the menu is not empty) to conform the menu to our
     66   // style.
     67   if (launcher_items_.size())
     68     AddSeparator(ui::SPACING_SEPARATOR);
     69 }
     70 
     71