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/component_strings.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
  17 BeforeTranslateInfoBar::BeforeTranslateInfoBar(
  18     scoped_ptr<TranslateInfoBarDelegate> delegate)
  19     : TranslateInfoBarBase(delegate.Pass()),
  20       label_1_(NULL),
  21       label_2_(NULL),
  22       language_menu_button_(NULL),
  23       accept_button_(NULL),
  24       deny_button_(NULL),
  25       never_translate_button_(NULL),
  26       always_translate_button_(NULL),
  27       options_menu_button_(NULL) {
  28 }
  29
  30 BeforeTranslateInfoBar::~BeforeTranslateInfoBar() {
  31 }
  32
  33 void BeforeTranslateInfoBar::Layout() {
  34   TranslateInfoBarBase::Layout();
  35
  36   int x = StartX();
  37   Labels labels;
  38   labels.push_back(label_1_);
  39   labels.push_back(label_2_);
  40   AssignWidths(&labels, std::max(0, EndX() - x - NonLabelWidth()));
  41
  42   label_1_->SetPosition(gfx::Point(x, OffsetY(label_1_)));
  43   if (!label_1_->text().empty())
  44      x = label_1_->bounds().right() + kButtonInLabelSpacing;
  45
  46   language_menu_button_->SetPosition(
  47       gfx::Point(x, OffsetY(language_menu_button_)));
  48   x = language_menu_button_->bounds().right();
  49
  50   label_2_->SetPosition(
  51       gfx::Point(x + kButtonInLabelSpacing, OffsetY(label_2_)));
  52   x = (label_2_->text().empty() ? x : label_2_->bounds().right()) +
  53       kEndOfLabelSpacing;
  54
  55   accept_button_->SetPosition(gfx::Point(x, OffsetY(accept_button_)));
  56   x = accept_button_->bounds().right() + kButtonButtonSpacing;
  57
  58   deny_button_->SetPosition(gfx::Point(x, OffsetY(deny_button_)));
  59   x = deny_button_->bounds().right() + kButtonButtonSpacing;
  60
  61   if (never_translate_button_) {
  62     never_translate_button_->SetPosition(
  63         gfx::Point(x, OffsetY(never_translate_button_)));
  64     x = never_translate_button_->bounds().right() + kButtonButtonSpacing;
  65   }
  66
  67   if (always_translate_button_) {
  68     always_translate_button_->SetPosition(
  69         gfx::Point(x, OffsetY(always_translate_button_)));
  70   }
  71
  72   options_menu_button_->SetPosition(gfx::Point(
  73       EndX() - options_menu_button_->width(), OffsetY(options_menu_button_)));
  74 }
  75
  76 void BeforeTranslateInfoBar::ViewHierarchyChanged(
  77     const ViewHierarchyChangedDetails& details) {
  78   if (!details.is_add || (details.child != this) || (label_1_ != NULL)) {
  79     TranslateInfoBarBase::ViewHierarchyChanged(details);
  80     return;
  81   }
  82
  83   size_t offset = 0;
  84   base::string16 text(
  85       l10n_util::GetStringFUTF16(IDS_TRANSLATE_INFOBAR_BEFORE_MESSAGE,
  86                                  base::string16(), &offset));
  87
  88   label_1_ = CreateLabel(text.substr(0, offset));
  89   AddChildView(label_1_);
  90
  91   language_menu_button_ = CreateMenuButton(base::string16(), this);
  92   TranslateInfoBarDelegate* delegate = GetDelegate();
  93   language_menu_model_.reset(new TranslateLanguageMenuModel(
  94       TranslateLanguageMenuModel::ORIGINAL, delegate, this,
  95       language_menu_button_, false));
  96   AddChildView(language_menu_button_);
  97
  98   label_2_ = CreateLabel(text.substr(offset));
  99   AddChildView(label_2_);
 100
 101   accept_button_ = CreateLabelButton(
 102       this, l10n_util::GetStringUTF16(IDS_TRANSLATE_INFOBAR_ACCEPT));
 103   AddChildView(accept_button_);
 104
 105   deny_button_ = CreateLabelButton(
 106       this, l10n_util::GetStringUTF16(IDS_TRANSLATE_INFOBAR_DENY));
 107   AddChildView(deny_button_);
 108
 109   const base::string16& language(
 110       delegate->language_name_at(delegate->original_language_index()));
 111   if (delegate->ShouldShowNeverTranslateShortcut()) {
 112     DCHECK(!delegate->ShouldShowAlwaysTranslateShortcut());
 113     never_translate_button_ = CreateLabelButton(
 114         this,
 115         l10n_util::GetStringFUTF16(IDS_TRANSLATE_INFOBAR_NEVER_TRANSLATE,
 116                                    language));
 117     AddChildView(never_translate_button_);
 118   } else if (delegate->ShouldShowAlwaysTranslateShortcut()) {
 119     always_translate_button_ = CreateLabelButton(
 120         this,
 121         l10n_util::GetStringFUTF16(IDS_TRANSLATE_INFOBAR_ALWAYS_TRANSLATE,
 122                                    language));
 123     AddChildView(always_translate_button_);
 124   }
 125
 126   options_menu_button_ = CreateMenuButton(
 127       l10n_util::GetStringUTF16(IDS_TRANSLATE_INFOBAR_OPTIONS), this);
 128   options_menu_model_.reset(new OptionsMenuModel(delegate));
 129   AddChildView(options_menu_button_);
 130
 131   // This must happen after adding all other children so InfoBarView can ensure
 132   // the close button is the last child.
 133   TranslateInfoBarBase::ViewHierarchyChanged(details);
 134
 135   // This must happen after adding all children because it triggers layout,
 136   // which assumes that particular children (e.g. the close button) have already
 137   // been added.
 138   UpdateLanguageButtonText(language_menu_button_,
 139       delegate->language_name_at(delegate->original_language_index()));
 140 }
 141
 142 int BeforeTranslateInfoBar::ContentMinimumWidth() const {
 143   return label_1_->GetMinimumSize().width() +
 144       label_2_->GetMinimumSize().width() + NonLabelWidth();
 145 }
 146
 147 void BeforeTranslateInfoBar::ButtonPressed(views::Button* sender,
 148                                            const ui::Event& event) {
 149   if (!owner())
 150     return;  // We're closing; don't call anything, it might access the owner.
 151   TranslateInfoBarDelegate* delegate = GetDelegate();
 152   if (sender == accept_button_) {
 153     delegate->Translate();
 154   } else if (sender == deny_button_) {
 155     delegate->TranslationDeclined();
 156     RemoveSelf();
 157   } else if (sender == never_translate_button_) {
 158     delegate->NeverTranslatePageLanguage();
 159   } else if (sender == always_translate_button_) {
 160     delegate->AlwaysTranslatePageLanguage();
 161   } else {
 162     TranslateInfoBarBase::ButtonPressed(sender, event);
 163   }
 164 }
 165
 166 void BeforeTranslateInfoBar::OnMenuButtonClicked(views::View* source,
 167                                                  const gfx::Point& point) {
 168   if (!owner())
 169     return;  // We're closing; don't call anything, it might access the owner.
 170   if (source == language_menu_button_) {
 171     RunMenuAt(language_menu_model_.get(),
 172               language_menu_button_,
 173               views::MENU_ANCHOR_TOPLEFT);
 174   } else {
 175     DCHECK_EQ(options_menu_button_, source);
 176     RunMenuAt(options_menu_model_.get(),
 177               options_menu_button_,
 178               views::MENU_ANCHOR_TOPRIGHT);
 179   }
 180 }
 181
 182 int BeforeTranslateInfoBar::NonLabelWidth() const {
 183   return (label_1_->text().empty() ? 0 : kButtonInLabelSpacing) +
 184       language_menu_button_->width() +
 185       (label_2_->text().empty() ? 0 : kButtonInLabelSpacing) +
 186       kEndOfLabelSpacing + accept_button_->width() + kButtonButtonSpacing +
 187       deny_button_->width() +
 188       (never_translate_button_ ?
 189           (kButtonButtonSpacing + never_translate_button_->width()) : 0) +
 190       (always_translate_button_ ?
 191           (kButtonButtonSpacing + always_translate_button_->width()) : 0) +
 192       kEndOfLabelSpacing + options_menu_button_->width();
 193 }