Update Confirmation UI for saved password change

chrome/browser/ui/views/passwords/credentials_selection_view.cc

+// Copyright 2015 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/passwords/credentials_selection_view.h"
+
+#include "chrome/browser/ui/passwords/manage_passwords_bubble_model.h"
+#include "ui/base/models/simple_combobox_model.h"
+#include "ui/base/resource/resource_bundle.h"
+#include "ui/views/controls/button/button.h"
+#include "ui/views/controls/combobox/combobox.h"
+#include "ui/views/controls/label.h"
+#include "ui/views/layout/grid_layout.h"
+#include "ui/views/layout/layout_constants.h"
+
+namespace {
+
+views::Label* GeneratePasswordLabel(const autofill::PasswordForm& form) {
+  views::Label* label = new views::Label(form.password_value);
+  label->SetFontList(ui::ResourceBundle::GetSharedInstance().GetFontList(
+      ui::ResourceBundle::SmallFont));
+  label->SetHorizontalAlignment(gfx::ALIGN_CENTER);
+  label->SetObscured(true);
+  return label;
+}
+
+views::Combobox* GenerateUsernameCombobox(
+    const std::vector<const autofill::PasswordForm*>& forms,
+    const base::string16& best_matched_username) {
+  std::vector<base::string16> usernames;
+  size_t best_matched_username_index = forms.size();
+  for (size_t index = 0; index < forms.size(); ++index) {
+    usernames.push_back(forms[index]->username_value);
+    if (forms[index]->username_value == best_matched_username) {
+      best_matched_username_index = index;
+    }
+  }
+
+  views::Combobox* combobox =
+      new views::Combobox(new ui::SimpleComboboxModel(usernames));
+
+  if (best_matched_username_index < forms.size()) {
+    combobox->SetSelectedIndex(best_matched_username_index);
+  }
+  return combobox;
+}
+
+}  // namespace
+
+CredentialsSelectionView::CredentialsSelectionView(
+    ManagePasswordsBubbleModel* manage_passwords_bubble_model,
+    const std::vector<const autofill::PasswordForm*>& password_forms,
+    const base::string16& best_matched_username)
+    : password_forms_(password_forms) {
+  DCHECK(!password_forms.empty());
+
+  // Layout.
+  views::GridLayout* layout = new views::GridLayout(this);
+  SetLayoutManager(layout);
+
+  // ColumnSet.
+  int column_set_id = 0;
+  views::ColumnSet* column_set = layout->AddColumnSet(column_set_id);
+  column_set->AddPaddingColumn(0, views::kItemLabelSpacing);
+  column_set->AddColumn(views::GridLayout::FILL, views::GridLayout::FILL, 1,
+                        views::GridLayout::FIXED, 0, 0);
+  column_set->AddPaddingColumn(0, views::kItemLabelSpacing);
+  column_set->AddColumn(views::GridLayout::FILL, views::GridLayout::FILL, 1,
+                        views::GridLayout::FIXED, 0, 0);
+  column_set->AddPaddingColumn(0, views::kItemLabelSpacing);
+
+  // The username combobox and password label.
+  layout->StartRowWithPadding(0, column_set_id, 0,
+                              views::kRelatedControlVerticalSpacing);
+  combobox_ = GenerateUsernameCombobox(
+      manage_passwords_bubble_model->local_credentials().get(),
+      best_matched_username);
+  combobox_->set_listener(this);
+  layout->AddView(combobox_);
+  label_ = GeneratePasswordLabel(*GetSelectedCredentials());
+  layout->AddView(label_);
+
+  GetLayoutManager()->Layout(this);
+}
+
+const autofill::PasswordForm*
+CredentialsSelectionView::GetSelectedCredentials() {
+  DCHECK_EQ(password_forms_.size(),
+            static_cast<size_t>(combobox_->model()->GetItemCount()));
+  return password_forms_[combobox_->selected_index()];
+}
+
+void CredentialsSelectionView::OnPerformAction(views::Combobox* source) {
+  label_->SetText(GetSelectedCredentials()->password_value);
+}