chrome/browser/ui/views/infobars/before_translate_infobar.cc

   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/views/infobars/before_translate_infobar.h"
   6
   7 #include "base/strings/utf_string_conversions.h"
   8 #include "chrome/browser/translate/options_menu_model.h"
   9 #include "chrome/browser/translate/translate_infobar_delegate.h"
  10 #include "chrome/browser/ui/views/infobars/translate_language_menu_model.h"
  11 #include "grit/generated_resources.h"
  12 #include "ui/base/l10n/l10n_util.h"
  13 #include "ui/views/controls/button/label_button.h"
  14 #include "ui/views/controls/button/menu_button.h"
  15 #include "ui/views/controls/label.h"
  16 #include "ui/views/controls/menu/menu_item_view.h"
  17
  18 BeforeTranslateInfoBar::BeforeTranslateInfoBar(
  19     scoped_ptr<TranslateInfoBarDelegate> delegate)
  20     : TranslateInfoBarBase(delegate.Pass()),
  21       label_1_(NULL),
  22       label_2_(NULL),
  23       language_menu_button_(NULL),
  24       accept_button_(NULL),
  25       deny_button_(NULL),
  26       never_translate_button_(NULL),
  27       always_translate_button_(NULL),
  28       options_menu_button_(NULL) {
  29 }
  30
  31 BeforeTranslateInfoBar::~BeforeTranslateInfoBar() {
  32 }
  33
  34 void BeforeTranslateInfoBar::Layout() {
  35   TranslateInfoBarBase::Layout();
  36
  37   int x = StartX();
  38   Labels labels;
  39   labels.push_back(label_1_);
  40   labels.push_back(label_2_);
  41   AssignWidths(&labels, std::max(0, EndX() - x - NonLabelWidth()));
  42
  43   label_1_->SetPosition(gfx::Point(x, OffsetY(label_1_)));
  44   if (!label_1_->text().empty())
  45      x = label_1_->bounds().right() + kButtonInLabelSpacing;
  46
  47   language_menu_button_->SetPosition(
  48       gfx::Point(x, OffsetY(language_menu_button_)));
  49   x = language_menu_button_->bounds().right();
  50
  51   label_2_->SetPosition(
  52       gfx::Point(x + kButtonInLabelSpacing, OffsetY(label_2_)));
  53   x = (label_2_->text().empty() ? x : label_2_->bounds().right()) +
  54       kEndOfLabelSpacing;
  55
  56   accept_button_->SetPosition(gfx::Point(x, OffsetY(accept_button_)));
  57   x = accept_button_->bounds().right() + kButtonButtonSpacing;
  58
  59   deny_button_->SetPosition(gfx::Point(x, OffsetY(deny_button_)));
  60   x = deny_button_->bounds().right() + kButtonButtonSpacing;
  61
  62   if (never_translate_button_) {
  63     never_translate_button_->SetPosition(
  64         gfx::Point(x, OffsetY(never_translate_button_)));
  65     x = never_translate_button_->bounds().right() + kButtonButtonSpacing;
  66   }
  67
  68   if (always_translate_button_) {
  69     always_translate_button_->SetPosition(
  70         gfx::Point(x, OffsetY(always_translate_button_)));
  71   }
  72
  73   options_menu_button_->SetPosition(gfx::Point(
  74       EndX() - options_menu_button_->width(), OffsetY(options_menu_button_)));
  75 }
  76
  77 void BeforeTranslateInfoBar::ViewHierarchyChanged(
  78     const ViewHierarchyChangedDetails& details) {
  79   if (!details.is_add || (details.child != this) || (label_1_ != NULL)) {
  80     TranslateInfoBarBase::ViewHierarchyChanged(details);
  81     return;
  82   }
  83
  84   size_t offset = 0;
  85   base::string16 text(
  86       l10n_util::GetStringFUTF16(IDS_TRANSLATE_INFOBAR_BEFORE_MESSAGE,
  87                                  base::string16(), &offset));
  88
  89   label_1_ = CreateLabel(text.substr(0, offset));
  90   AddChildView(label_1_);
  91
  92   language_menu_button_ = CreateMenuButton(base::string16(), this);
  93   TranslateInfoBarDelegate* delegate = GetDelegate();
  94   language_menu_model_.reset(new TranslateLanguageMenuModel(
  95       TranslateLanguageMenuModel::ORIGINAL, delegate, this,
  96       language_menu_button_, false));
  97   AddChildView(language_menu_button_);
  98
  99   label_2_ = CreateLabel(text.substr(offset));
 100   AddChildView(label_2_);
 101
 102   accept_button_ = CreateLabelButton(this,
 103       l10n_util::GetStringUTF16(IDS_TRANSLATE_INFOBAR_ACCEPT), false);
 104   AddChildView(accept_button_);
 105
 106   deny_button_ = CreateLabelButton(this,
 107       l10n_util::GetStringUTF16(IDS_TRANSLATE_INFOBAR_DENY), false);
 108   AddChildView(deny_button_);
 109
 110   const base::string16& language(
 111       delegate->language_name_at(delegate->original_language_index()));
 112   if (delegate->ShouldShowNeverTranslateShortcut()) {
 113     DCHECK(!delegate->ShouldShowAlwaysTranslateShortcut());
 114     never_translate_button_ = CreateLabelButton(this,
 115         l10n_util::GetStringFUTF16(IDS_TRANSLATE_INFOBAR_NEVER_TRANSLATE,
 116                                    language), false);
 117     AddChildView(never_translate_button_);
 118   } else if (delegate->ShouldShowAlwaysTranslateShortcut()) {
 119     always_translate_button_ = CreateLabelButton(this,
 120         l10n_util::GetStringFUTF16(IDS_TRANSLATE_INFOBAR_ALWAYS_TRANSLATE,
 121                                    language), false);
 122     AddChildView(always_translate_button_);
 123   }
 124
 125   options_menu_button_ = CreateMenuButton(
 126       l10n_util::GetStringUTF16(IDS_TRANSLATE_INFOBAR_OPTIONS), this);
 127   options_menu_model_.reset(new OptionsMenuModel(delegate));
 128   AddChildView(options_menu_button_);
 129
 130   // This must happen after adding all other children so InfoBarView can ensure
 131   // the close button is the last child.
 132   TranslateInfoBarBase::ViewHierarchyChanged(details);
 133
 134   // This must happen after adding all children because it triggers layout,
 135   // which assumes that particular children (e.g. the close button) have already
 136   // been added.
 137   UpdateLanguageButtonText(language_menu_button_,
 138       delegate->language_name_at(delegate->original_language_index()));
 139 }
 140
 141 int BeforeTranslateInfoBar::ContentMinimumWidth() {
 142   return label_1_->GetMinimumSize().width() +
 143       label_2_->GetMinimumSize().width() + NonLabelWidth();
 144 }
 145
 146 void BeforeTranslateInfoBar::ButtonPressed(views::Button* sender,
 147                                            const ui::Event& event) {
 148   if (!owner())
 149     return;  // We're closing; don't call anything, it might access the owner.
 150   TranslateInfoBarDelegate* delegate = GetDelegate();
 151   if (sender == accept_button_) {
 152     delegate->Translate();
 153   } else if (sender == deny_button_) {
 154     delegate->TranslationDeclined();
 155     RemoveSelf();
 156   } else if (sender == never_translate_button_) {
 157     delegate->NeverTranslatePageLanguage();
 158   } else if (sender == always_translate_button_) {
 159     delegate->AlwaysTranslatePageLanguage();
 160   } else {
 161     TranslateInfoBarBase::ButtonPressed(sender, event);
 162   }
 163 }
 164
 165 void BeforeTranslateInfoBar::OnMenuButtonClicked(views::View* source,
 166                                                  const gfx::Point& point) {
 167   if (!owner())
 168     return;  // We're closing; don't call anything, it might access the owner.
 169   if (source == language_menu_button_) {
 170     RunMenuAt(language_menu_model_.get(), language_menu_button_,
 171               views::MenuItemView::TOPLEFT);
 172   } else {
 173     DCHECK_EQ(options_menu_button_, source);
 174     RunMenuAt(options_menu_model_.get(), options_menu_button_,
 175               views::MenuItemView::TOPRIGHT);
 176   }
 177 }
 178
 179 int BeforeTranslateInfoBar::NonLabelWidth() const {
 180   return (label_1_->text().empty() ? 0 : kButtonInLabelSpacing) +
 181       language_menu_button_->width() +
 182       (label_2_->text().empty() ? 0 : kButtonInLabelSpacing) +
 183       kEndOfLabelSpacing + accept_button_->width() + kButtonButtonSpacing +
 184       deny_button_->width() +
 185       (never_translate_button_ ?
 186           (kButtonButtonSpacing + never_translate_button_->width()) : 0) +
 187       (always_translate_button_ ?
 188           (kButtonButtonSpacing + always_translate_button_->width()) : 0) +
 189       kEndOfLabelSpacing + options_menu_button_->width();
 190 }