Refactored out JS specific part of modal dialog stack into its own class, exp...

chrome/browser/app_modal_dialog_gtk.cc

 // 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/app_modal_dialog.h"
 
 #include <gtk/gtk.h>
 
 #include "app/l10n_util.h"
 #include "app/message_box_flags.h"
 #include "base/logging.h"
 #include "base/string_util.h"
 #include "chrome/browser/browser_list.h"
 #include "chrome/browser/browser_window.h"
 #include "chrome/browser/tab_contents/tab_contents.h"
 #include "chrome/browser/tab_contents/tab_contents_view.h"
 #include "chrome/common/gtk_util.h"
 #include "grit/generated_resources.h"
 #include "grit/locale_settings.h"
 
-namespace {
-
-// We stash pointers to widgets on the gtk_dialog so we can refer to them
-// after dialog creation.
-const char kPromptTextId[] = "chrome_prompt_text";
-const char kSuppressCheckboxId[] = "chrome_suppress_checkbox";
-
-// If there's a text entry in the dialog, get the text from the first one and
-// return it.
-std::wstring GetPromptText(GtkDialog* dialog) {
-  GtkWidget* widget = static_cast<GtkWidget*>(
-      g_object_get_data(G_OBJECT(dialog), kPromptTextId));
-  if (widget)
-    return UTF8ToWide(gtk_entry_get_text(GTK_ENTRY(widget)));
-  return std::wstring();
-}
-
-// If there's a toggle button in the dialog, return the toggled state.
-// Otherwise, return false.
-bool ShouldSuppressJSDialogs(GtkDialog* dialog) {
-  GtkWidget* widget = static_cast<GtkWidget*>(
-      g_object_get_data(G_OBJECT(dialog), kSuppressCheckboxId));
-  if (widget)
-    return gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(widget));
-  return false;
-}
-
-void OnDialogResponse(GtkDialog* dialog, gint response_id,
-                      AppModalDialog* app_modal_dialog) {
-  switch (response_id) {
-    case GTK_RESPONSE_OK:
-      // The first arg is the prompt text and the second is true if we want to
-      // suppress additional popups from the page.
-      app_modal_dialog->OnAccept(GetPromptText(dialog),
-                                 ShouldSuppressJSDialogs(dialog));
-      break;
-
-    case GTK_RESPONSE_CANCEL:
-    case GTK_RESPONSE_DELETE_EVENT: // User hit the X on the dialog.
-      app_modal_dialog->OnCancel();
-      break;
-
-    default:
-      NOTREACHED();
-  }
-  gtk_widget_destroy(GTK_WIDGET(dialog));
-
-  // Now that the dialog is gone, we can put all the  windows into separate
-  // window groups so other dialogs are no longer app modal.
-  for (BrowserList::const_iterator it = BrowserList::begin();
-       it != BrowserList::end(); ++it) {
-    GtkWindowGroup* window_group = gtk_window_group_new();
-    gtk_window_group_add_window(window_group,
-                                (*it)->window()->GetNativeHandle());
-    g_object_unref(window_group);
-  }
-
-  delete app_modal_dialog;
-}
-
-}  // namespace
-
 AppModalDialog::~AppModalDialog() {
 }
 
 void AppModalDialog::CreateAndShowDialog() {
-  GtkButtonsType buttons = GTK_BUTTONS_NONE;
-  GtkMessageType message_type = GTK_MESSAGE_OTHER;
-  // We add in the OK button manually later because we want to focus it
-  // explicitly.
-  switch (dialog_flags_) {
-    case MessageBoxFlags::kIsJavascriptAlert:
-      buttons = GTK_BUTTONS_NONE;
-      message_type = GTK_MESSAGE_WARNING;
-      break;
+}
 
-    case MessageBoxFlags::kIsJavascriptConfirm:
-      if (is_before_unload_dialog_) {
-        // onbeforeunload also uses a confirm prompt, it just has custom
-        // buttons.  We add the buttons using gtk_dialog_add_button below.
-        buttons = GTK_BUTTONS_NONE;
-      } else {
-        buttons = GTK_BUTTONS_CANCEL;
-      }
-      message_type = GTK_MESSAGE_QUESTION;
-      break;
-
-    case MessageBoxFlags::kIsJavascriptPrompt:
-      buttons = GTK_BUTTONS_CANCEL;
-      message_type = GTK_MESSAGE_QUESTION;
-      break;
-
-    default:
-      NOTREACHED();
-  }
-
-  // We want the alert to be app modal so put all the browser windows into the
-  // same window group.
-  GtkWindowGroup* window_group = gtk_window_group_new();
-  for (BrowserList::const_iterator it = BrowserList::begin();
-       it != BrowserList::end(); ++it) {
-    gtk_window_group_add_window(window_group,
-                                (*it)->window()->GetNativeHandle());
-  }
-  g_object_unref(window_group);
-
-  gfx::NativeWindow window = client_->GetMessageBoxRootWindow();
-  dialog_ = gtk_message_dialog_new(window, GTK_DIALOG_MODAL,
-      message_type, buttons, "%s", WideToUTF8(message_text_).c_str());
-  gtk_util::ApplyMessageDialogQuirks(dialog_);
-  gtk_window_set_title(GTK_WINDOW(dialog_), WideToUTF8(title_).c_str());
-
-  // Adjust content area as needed.  Set up the prompt text entry or
-  // suppression check box.
-  if (MessageBoxFlags::kIsJavascriptPrompt == dialog_flags_) {
-    // TODO(tc): Replace with gtk_dialog_get_content_area() when using GTK 2.14+
-    GtkWidget* contents_vbox = GTK_DIALOG(dialog_)->vbox;
-    GtkWidget* text_box = gtk_entry_new();
-    gtk_entry_set_text(GTK_ENTRY(text_box),
-                       WideToUTF8(default_prompt_text_).c_str());
-    gtk_box_pack_start(GTK_BOX(contents_vbox), text_box, TRUE, TRUE, 0);
-    g_object_set_data(G_OBJECT(dialog_), kPromptTextId, text_box);
-    gtk_entry_set_activates_default(GTK_ENTRY(text_box), TRUE);
-  }
-
-  if (display_suppress_checkbox_) {
-    GtkWidget* contents_vbox = GTK_DIALOG(dialog_)->vbox;
-    GtkWidget* check_box = gtk_check_button_new_with_label(
-        l10n_util::GetStringUTF8(
-            IDS_JAVASCRIPT_MESSAGEBOX_SUPPRESS_OPTION).c_str());
-    gtk_box_pack_start(GTK_BOX(contents_vbox), check_box, TRUE, TRUE, 0);
-    g_object_set_data(G_OBJECT(dialog_), kSuppressCheckboxId, check_box);
-  }
-
-  // Adjust buttons/action area as needed.
-  if (is_before_unload_dialog_) {
-    std::string button_text = l10n_util::GetStringUTF8(
-        IDS_BEFOREUNLOAD_MESSAGEBOX_OK_BUTTON_LABEL);
-    gtk_dialog_add_button(GTK_DIALOG(dialog_), button_text.c_str(),
-                          GTK_RESPONSE_OK);
-
-    button_text = l10n_util::GetStringUTF8(
-        IDS_BEFOREUNLOAD_MESSAGEBOX_CANCEL_BUTTON_LABEL);
-    gtk_dialog_add_button(GTK_DIALOG(dialog_), button_text.c_str(),
-                          GTK_RESPONSE_CANCEL);
-  } else {
-    // Add the OK button and focus it.
-    GtkWidget* ok_button = gtk_dialog_add_button(GTK_DIALOG(dialog_),
-        GTK_STOCK_OK, GTK_RESPONSE_OK);
-    if (MessageBoxFlags::kIsJavascriptPrompt != dialog_flags_)
-      gtk_widget_grab_focus(ok_button);
-  }
-
-  gtk_dialog_set_default_response(GTK_DIALOG(dialog_), GTK_RESPONSE_OK);
-  g_signal_connect(dialog_, "response", G_CALLBACK(OnDialogResponse), this);
-
-  gtk_widget_show_all(GTK_WIDGET(GTK_DIALOG(dialog_)));
-
-  // Suggest a minimum size.
-  gint width;
-  GtkRequisition req;
-  gtk_widget_size_request(dialog_, &req);
-  gtk_util::GetWidgetSizeFromResources(dialog_, IDS_ALERT_DIALOG_WIDTH_CHARS, 0,
-                                       &width, NULL);
-  if (width > req.width)
-    gtk_widget_set_size_request(dialog_, width, -1);
+// static
+void AppModalDialog::OnDialogResponse(GtkDialog* dialog, gint response_id,
+                                      AppModalDialog* app_modal_dialog) {
+  app_modal_dialog->HandleDialogResponse(dialog, response_id);
 }
 
 void AppModalDialog::ActivateModalDialog() {
   gtk_window_present(GTK_WINDOW(dialog_));
 }
 
 void AppModalDialog::CloseModalDialog() {
-  OnDialogResponse(GTK_DIALOG(dialog_), GTK_RESPONSE_DELETE_EVENT, this);
-}
-
-int AppModalDialog::GetDialogButtons() {
-  switch (dialog_flags_) {
-    case MessageBoxFlags::kIsJavascriptAlert:
-      return MessageBoxFlags::DIALOGBUTTON_OK;
-
-    case MessageBoxFlags::kIsJavascriptConfirm:
-      return MessageBoxFlags::DIALOGBUTTON_OK |
-             MessageBoxFlags::DIALOGBUTTON_CANCEL;
-
-    case MessageBoxFlags::kIsJavascriptPrompt:
-      return MessageBoxFlags::DIALOGBUTTON_OK;
-
-    default:
-      NOTREACHED();
-      return 0;
-  }
+  HandleDialogResponse(GTK_DIALOG(dialog_), GTK_RESPONSE_DELETE_EVENT);
 }
 
 void AppModalDialog::AcceptWindow() {
-  OnDialogResponse(GTK_DIALOG(dialog_), GTK_RESPONSE_OK, this);
+  HandleDialogResponse(GTK_DIALOG(dialog_), GTK_RESPONSE_OK);
 }
 
 void AppModalDialog::CancelWindow() {
-  OnDialogResponse(GTK_DIALOG(dialog_), GTK_RESPONSE_CANCEL, this);
+  HandleDialogResponse(GTK_DIALOG(dialog_), GTK_RESPONSE_CANCEL);
 }