[Payments] Add combobox support to editors.

chrome/browser/ui/views/payments/editor_view_controller.cc

 // Copyright 2017 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/payments/editor_view_controller.h"
 
 #include <memory>
 #include <utility>
 
 #include "base/memory/ptr_util.h"
 #include "base/strings/utf_string_conversions.h"
 #include "chrome/browser/ui/views/payments/payment_request_dialog_view.h"
 #include "chrome/browser/ui/views/payments/payment_request_dialog_view_ids.h"
 #include "chrome/browser/ui/views/payments/payment_request_views_util.h"
+#include "chrome/browser/ui/views/payments/validating_combobox.h"
+#include "chrome/browser/ui/views/payments/validating_textfield.h"
 #include "chrome/grit/generated_resources.h"
 #include "components/payments/payment_request.h"
 #include "components/strings/grit/components_strings.h"
 #include "ui/base/l10n/l10n_util.h"
 #include "ui/views/border.h"
 #include "ui/views/controls/button/label_button.h"
 #include "ui/views/controls/button/md_text_button.h"
 #include "ui/views/controls/label.h"
 #include "ui/views/controls/styled_label.h"
 #include "ui/views/controls/textfield/textfield.h"
@@ skipping 68 matching lines @@
       PaymentRequestSheetController::ButtonPressed(sender, event);
       break;
   }
 }
 
 void EditorViewController::ContentsChanged(views::Textfield* sender,
                                            const base::string16& new_contents) {
   static_cast<ValidatingTextfield*>(sender)->OnContentsChanged();
 }
 
+void EditorViewController::OnPerformAction(views::Combobox* sender) {
+  static_cast<ValidatingCombobox*>(sender)->OnContentsChanged();
+}
+
 std::unique_ptr<views::View> EditorViewController::CreateInputField(
     const EditorField& field) {
   std::unique_ptr<views::View> row = base::MakeUnique<views::View>();
 
   row->SetBorder(payments::CreatePaymentRequestRowBorder());
 
   views::GridLayout* layout = new views::GridLayout(row.get());
 
   // The vertical spacing for these rows is slightly different than the spacing
   // spacing for clickable rows, so don't use kPaymentRequestRowVerticalInsets.
   constexpr int kRowVerticalInset = 12;
   layout->SetInsets(
       kRowVerticalInset, payments::kPaymentRequestRowHorizontalInsets,
       kRowVerticalInset, payments::kPaymentRequestRowHorizontalInsets);
 
   row->SetLayoutManager(layout);
   views::ColumnSet* columns = layout->AddColumnSet(0);
   columns->AddColumn(views::GridLayout::LEADING, views::GridLayout::CENTER, 0,
                      views::GridLayout::USE_PREF, 0, 0);
   columns->AddPaddingColumn(1, 0);
   columns->AddColumn(views::GridLayout::TRAILING, views::GridLayout::CENTER, 0,
                      views::GridLayout::USE_PREF, 0, 0);
 
   layout->StartRow(0, 0);
   layout->AddView(new views::Label(field.label));
 
-  ValidatingTextfield* text_field =
-      new ValidatingTextfield(CreateValidationDelegate(field));
-  text_field->set_controller(this);
-  // Using autofill field type as a view ID (for testing).
-  text_field->set_id(static_cast<int>(field.type));
-  text_field->set_default_width_in_chars(
-      field.length_hint == EditorField::LengthHint::HINT_SHORT
-          ? kNumCharactersInShortField
-          : kNumCharactersInLongField);
+  if (field.control_type == EditorField::ControlType::TEXTFIELD) {
+    ValidatingTextfield* text_field =
+        new ValidatingTextfield(CreateValidationDelegate(field));
+    text_field->set_controller(this);
+    // Using autofill field type as a view ID (for testing).
+    text_field->set_id(static_cast<int>(field.type));
+    text_field->set_default_width_in_chars(
+        field.length_hint == EditorField::LengthHint::HINT_SHORT
+            ? kNumCharactersInShortField
+            : kNumCharactersInLongField);
 
-  text_fields_.insert(std::make_pair(text_field, field));
-  // |text_field| will now be owned by the layout.
-  layout->AddView(text_field);
+    text_fields_.insert(std::make_pair(text_field, field));
+    // |text_field| will now be owned by |row|.
+    layout->AddView(text_field);
+  } else if (field.control_type == EditorField::ControlType::COMBOBOX) {
+    ValidatingCombobox* combobox = new ValidatingCombobox(
+        GetComboboxModelForType(field.type), CreateValidationDelegate(field));
+    // Using autofill field type as a view ID (for testing).
+    combobox->set_id(static_cast<int>(field.type));
+    combobox->set_listener(this);
+    comboboxes_.insert(std::make_pair(combobox, field));
+    // |combobox| will now be owned by |row|.
+    layout->AddView(combobox);
+  } else {
+    NOTREACHED();
+  }
 
   return row;
 }
 
 }  // namespace payments