Re-apply r23841 "During uninstall if Chrome is set as default"

chrome/browser/views/uninstall_view.cc

Index: chrome/browser/views/uninstall_view.cc
diff --git a/chrome/browser/views/uninstall_view.cc b/chrome/browser/views/uninstall_view.cc
new file mode 100644
index 0000000000000000000000000000000000000000..cb31e237e6e6f376196c03229eca703378b394a1
--- /dev/null
+++ b/chrome/browser/views/uninstall_view.cc
@@ -0,0 +1,148 @@
+// Copyright (c) 2009 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/views/uninstall_view.h"
+
+#include "app/l10n_util.h"
+#include "base/message_loop.h"
+#include "base/process_util.h"
+#include "chrome/browser/shell_integration.h"
+#include "chrome/common/result_codes.h"
+#include "chrome/installer/util/shell_util.h"
+#include "views/controls/button/checkbox.h"
+#include "views/controls/label.h"
+#include "views/standard_layout.h"
+
+#include "grit/chromium_strings.h"
+
+UninstallView::UninstallView(int& user_selection)
+    : confirm_label_(NULL),
+      delete_profile_(NULL),
+      change_default_browser_(NULL),
+      browsers_combo_(NULL),
+      browsers_(NULL),
+      user_selection_(user_selection) {
+  SetupControls();
+}
+
+UninstallView::~UninstallView() {
+  // Exit the message loop we were started with so that uninstall can continue.
+  MessageLoop::current()->Quit();
+}
+
+void UninstallView::SetupControls() {
+  using views::ColumnSet;
+  using views::GridLayout;
+
+  GridLayout* layout = CreatePanelGridLayout(this);
+  SetLayoutManager(layout);
+
+  // Message to confirm uninstallation.
+  int column_set_id = 0;
+  ColumnSet* column_set = layout->AddColumnSet(column_set_id);
+  column_set->AddColumn(GridLayout::LEADING, GridLayout::CENTER, 0,
+                        GridLayout::USE_PREF, 0, 0);
+  layout->StartRow(0, column_set_id);
+  confirm_label_ = new views::Label(l10n_util::GetString(IDS_UNINSTALL_VERIFY));
+  confirm_label_->SetHorizontalAlignment(views::Label::ALIGN_LEFT);
+  layout->AddView(confirm_label_);
+
+  layout->AddPaddingRow(0, kUnrelatedControlVerticalSpacing);
+
+  // The "delete profile" check box.
+  ++column_set_id;
+  column_set = layout->AddColumnSet(column_set_id);
+  column_set->AddPaddingColumn(0, kRelatedControlHorizontalSpacing);
+  column_set->AddColumn(GridLayout::LEADING, GridLayout::CENTER, 0,
+                        GridLayout::USE_PREF, 0, 0);
+  layout->StartRow(0, column_set_id);
+  delete_profile_ = new views::Checkbox(
+      l10n_util::GetString(IDS_UNINSTALL_DELETE_PROFILE));
+  layout->AddView(delete_profile_);
+
+  // Set default browser combo box
+  if (ShellIntegration::IsDefaultBrowser()) {
+    browsers_.reset(new BrowsersMap());
+    ShellUtil::GetRegisteredBrowsers(browsers_.get());
+    if (!browsers_->empty()) {
+      layout->AddPaddingRow(0, kRelatedControlVerticalSpacing);
+
+      ++column_set_id;
+      column_set = layout->AddColumnSet(column_set_id);
+      column_set->AddPaddingColumn(0, kRelatedControlHorizontalSpacing);
+      column_set->AddColumn(GridLayout::LEADING, GridLayout::CENTER, 0,
+                            GridLayout::USE_PREF, 0, 0);
+      column_set->AddPaddingColumn(0, kRelatedControlHorizontalSpacing);
+      column_set->AddColumn(GridLayout::LEADING, GridLayout::CENTER, 0,
+                            GridLayout::USE_PREF, 0, 0);
+      layout->StartRow(0, column_set_id);
+      change_default_browser_ = new views::Checkbox(
+          l10n_util::GetString(IDS_UNINSTALL_SET_DEFAULT_BROWSER));
+      change_default_browser_->set_listener(this);
+      layout->AddView(change_default_browser_);
+      browsers_combo_ = new views::Combobox(this);
+      layout->AddView(browsers_combo_);
+      browsers_combo_->SetEnabled(false);
+    }
+  }
+
+  layout->AddPaddingRow(0, kRelatedControlSmallVerticalSpacing);
+}
+
+bool UninstallView::Accept() {
+  user_selection_ = ResultCodes::NORMAL_EXIT;
+  if (delete_profile_->checked())
+    user_selection_ = ResultCodes::UNINSTALL_DELETE_PROFILE;
+  if (change_default_browser_ && change_default_browser_->checked()) {
+    int index = browsers_combo_->selected_item();
+    BrowsersMap::const_iterator it = browsers_->begin();
+    std::advance(it, index);
+    base::LaunchApp((*it).second, false, true, NULL);
+  }
+  return true;
+}
+
+bool UninstallView::Cancel() {
+  user_selection_ = ResultCodes::UNINSTALL_USER_CANCEL;
+  return true;
+}
+
+std::wstring UninstallView::GetDialogButtonLabel(
+    MessageBoxFlags::DialogButton button) const {
+  // We only want to give custom name to OK button - 'Uninstall'. Cancel
+  // button remains same.
+  std::wstring label = L"";
+  if (button == MessageBoxFlags::DIALOGBUTTON_OK)
+    label = l10n_util::GetString(IDS_UNINSTALL_BUTTON_TEXT);
+  return label;
+}
+
+void UninstallView::ButtonPressed(views::Button* sender) {
+  if (change_default_browser_ == sender) {
+    // Disable the browsers combobox if the user unchecks the checkbox.
+    DCHECK(browsers_combo_);
+    browsers_combo_->SetEnabled(change_default_browser_->checked());
+  }
+}
+
+std::wstring UninstallView::GetWindowTitle() const {
+  return l10n_util::GetString(IDS_UNINSTALL_CHROME);
+}
+
+views::View* UninstallView::GetContentsView() {
+  return this;
+}
+
+int UninstallView::GetItemCount() {
+  DCHECK(!browsers_->empty());
+  return browsers_->size();
+}
+
+std::wstring UninstallView::GetItemAt(int index) {
+  DCHECK(index < (int) browsers_->size());
+  BrowsersMap::const_iterator it = browsers_->begin();
+  std::advance(it, index);
+  return (*it).first;
+}
+