languages_menu_model.cc revision c407dc5cd9bdc5668497f21b26b09d988ab439de 
1// Copyright (c) 2010 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/translate/languages_menu_model.h"
6
7#include "base/histogram.h"
8#include "chrome/browser/translate/translate_infobar_delegate.h"
9
10LanguagesMenuModel::LanguagesMenuModel(
11    TranslateInfoBarDelegate* translate_delegate,
12    LanguageType language_type)
13    : ALLOW_THIS_IN_INITIALIZER_LIST(menus::SimpleMenuModel(this)),
14      translate_infobar_delegate_(translate_delegate),
15      language_type_(language_type) {
16  for (int i = 0; i < translate_delegate->GetLanguageCount(); ++i)
17    AddCheckItem(i, translate_delegate->GetLanguageDisplayableNameAt(i));
18}
19
20LanguagesMenuModel::~LanguagesMenuModel() {
21}
22
23bool LanguagesMenuModel::IsCommandIdChecked(int command_id) const {
24  if (language_type_ == ORIGINAL)
25    return command_id == translate_infobar_delegate_->original_language_index();
26  return command_id == translate_infobar_delegate_->target_language_index();
27}
28
29bool LanguagesMenuModel::IsCommandIdEnabled(int command_id) const {
30  // Prevent from having the same language selectable in original and target.
31  if (language_type_ == ORIGINAL)
32    return command_id != translate_infobar_delegate_->target_language_index();
33  return command_id != translate_infobar_delegate_->original_language_index();
34}
35
36bool LanguagesMenuModel::GetAcceleratorForCommandId(
37    int command_id, menus::Accelerator* accelerator) {
38  return false;
39}
40
41void LanguagesMenuModel::ExecuteCommand(int command_id) {
42  if (language_type_ == ORIGINAL) {
43    UMA_HISTOGRAM_COUNTS("Translate.ModifyOriginalLang", 1);
44    translate_infobar_delegate_->SetOriginalLanguage(command_id);
45    return;
46  }
47  UMA_HISTOGRAM_COUNTS("Translate.ModifyTargetLang", 1);
48  translate_infobar_delegate_->SetTargetLanguage(command_id);
49}
50