| // 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/system_menu_model_delegate.h" |
| |
| #include "base/prefs/pref_service.h" |
| #include "chrome/app/chrome_command_ids.h" |
| #include "chrome/browser/command_updater.h" |
| #include "chrome/browser/profiles/profile.h" |
| #include "chrome/browser/sessions/tab_restore_service_factory.h" |
| #include "chrome/browser/ui/browser_commands.h" |
| #include "chrome/common/pref_names.h" |
| #include "chrome/grit/generated_resources.h" |
| #include "components/sessions/core/tab_restore_service.h" |
| #include "ui/base/l10n/l10n_util.h" |
| |
| SystemMenuModelDelegate::SystemMenuModelDelegate( |
| ui::AcceleratorProvider* provider, |
| Browser* browser) |
| : provider_(provider), |
| browser_(browser) { |
| } |
| |
| SystemMenuModelDelegate::~SystemMenuModelDelegate() { |
| } |
| |
| bool SystemMenuModelDelegate::IsCommandIdChecked(int command_id) const { |
| switch (command_id) { |
| case IDC_USE_SYSTEM_TITLE_BAR: { |
| PrefService* prefs = browser_->profile()->GetPrefs(); |
| return !prefs->GetBoolean(prefs::kUseCustomChromeFrame); |
| } |
| default: |
| return false; |
| } |
| } |
| |
| bool SystemMenuModelDelegate::IsCommandIdEnabled(int command_id) const { |
| if (!chrome::IsCommandEnabled(browser_, command_id)) |
| return false; |
| |
| if (command_id != IDC_RESTORE_TAB) |
| return true; |
| |
| // chrome::IsCommandEnabled(IDC_RESTORE_TAB) returns true if TabRestoreService |
| // hasn't been loaded yet. Return false if this is the case as we don't have |
| // a good way to dynamically update the menu when TabRestoreService finishes |
| // loading. |
| // TODO(sky): add a way to update menu. |
| sessions::TabRestoreService* trs = |
| TabRestoreServiceFactory::GetForProfile(browser_->profile()); |
| if (!trs->IsLoaded()) { |
| trs->LoadTabsFromLastSession(); |
| return false; |
| } |
| return true; |
| } |
| |
| bool SystemMenuModelDelegate::GetAcceleratorForCommandId(int command_id, |
| ui::Accelerator* accelerator) { |
| return provider_->GetAcceleratorForCommandId(command_id, accelerator); |
| } |
| |
| bool SystemMenuModelDelegate::IsItemForCommandIdDynamic(int command_id) const { |
| return command_id == IDC_RESTORE_TAB; |
| } |
| |
| base::string16 SystemMenuModelDelegate::GetLabelForCommandId( |
| int command_id) const { |
| DCHECK_EQ(command_id, IDC_RESTORE_TAB); |
| |
| int string_id = IDS_RESTORE_TAB; |
| if (IsCommandIdEnabled(command_id)) { |
| sessions::TabRestoreService* trs = |
| TabRestoreServiceFactory::GetForProfile(browser_->profile()); |
| trs->LoadTabsFromLastSession(); |
| if (trs && !trs->entries().empty() && |
| trs->entries().front()->type == sessions::TabRestoreService::WINDOW) |
| string_id = IDS_RESTORE_WINDOW; |
| } |
| return l10n_util::GetStringUTF16(string_id); |
| } |
| |
| void SystemMenuModelDelegate::ExecuteCommand(int command_id, int event_flags) { |
| chrome::ExecuteCommand(browser_, command_id); |
| } |