browser: Abstract message box dialog functions into its own header file.

chrome/browser/platform_util_common_linux.cc

 // Copyright (c) 2011 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/platform_util.h"
 
 #include <gtk/gtk.h>
 
-#include "base/file_util.h"
-#include "base/message_loop.h"
-#include "base/process_util.h"
-#include "base/string_util.h"
-#include "base/utf_string_conversions.h"
-#include "chrome/browser/ui/gtk/gtk_util.h"
-#include "content/common/process_watcher.h"
-#include "googleurl/src/gurl.h"
-#include "ui/gfx/native_widget_types.h"
-
-namespace {
-
-void SetDialogTitle(GtkWidget* dialog, const string16& title) {
-  gtk_window_set_title(GTK_WINDOW(dialog), UTF16ToUTF8(title).c_str());
-
-#if !defined(OS_CHROMEOS)
-  // The following code requires the dialog to be realized. However, we host
-  // dialog's content in a Chrome window without really realize the dialog
-  // on ChromeOS. Thus, skip the following code for ChromeOS.
-  gtk_widget_realize(dialog);
-
-  // Make sure it's big enough to show the title.
-  GtkRequisition req;
-  gtk_widget_size_request(dialog, &req);
-  int width;
-  gtk_util::GetWidgetSizeFromCharacters(dialog, title.length(), 0,
-                                        &width, NULL);
-  // The fudge factor accounts for extra space needed by the frame
-  // decorations as well as width differences between average text and the
-  // actual title text.
-  width = width * 1.2 + 50;
-
-  if (width > req.width)
-    gtk_widget_set_size_request(dialog, width, -1);
-#endif  // !defined(OS_CHROMEOS)
-}
-
-int g_dialog_response;
-
-void HandleOnResponseDialog(GtkWidget* widget,
-                            int response,
-                            void* user_data) {
-  g_dialog_response = response;
-  gtk_widget_destroy(widget);
-  MessageLoop::current()->QuitNow();
-}
-
-}  // namespace
-
 namespace platform_util {
 
 gfx::NativeWindow GetTopLevel(gfx::NativeView view) {
   // A detached widget won't have a toplevel window as an ancestor, so we can't
   // assume that the query for toplevel will return a window.
   GtkWidget* toplevel = gtk_widget_get_ancestor(view, GTK_TYPE_WINDOW);
   return GTK_IS_WINDOW(toplevel) ? GTK_WINDOW(toplevel) : NULL;
 }
 
 gfx::NativeView GetParent(gfx::NativeView view) {
   return gtk_widget_get_parent(view);
 }
 
 bool IsWindowActive(gfx::NativeWindow window) {
   return gtk_window_is_active(window);
 }
 
 void ActivateWindow(gfx::NativeWindow window) {
   gtk_window_present(window);
 }
 
 bool IsVisible(gfx::NativeView view) {
   return gtk_widget_get_visible(view);
 }
 
-void SimpleErrorBox(gfx::NativeWindow parent,
-                    const string16& title,
-                    const string16& message) {
-  GtkWidget* dialog = gtk_message_dialog_new(parent, GTK_DIALOG_MODAL,
-      GTK_MESSAGE_ERROR, GTK_BUTTONS_OK, "%s", UTF16ToUTF8(message).c_str());
-  gtk_util::ApplyMessageDialogQuirks(dialog);
-  SetDialogTitle(dialog, title);
-
-  gtk_dialog_set_default_response(GTK_DIALOG(dialog), GTK_RESPONSE_OK);
-  g_signal_connect(dialog, "response", G_CALLBACK(gtk_widget_destroy), NULL);
-  gtk_util::ShowDialog(dialog);
-}
-
-bool SimpleYesNoBox(gfx::NativeWindow parent,
-                    const string16& title,
-                    const string16& message) {
-  GtkWidget* dialog = gtk_message_dialog_new(parent, GTK_DIALOG_MODAL,
-      GTK_MESSAGE_QUESTION, GTK_BUTTONS_YES_NO, "%s",
-      UTF16ToUTF8(message).c_str());
-  gtk_util::ApplyMessageDialogQuirks(dialog);
-  SetDialogTitle(dialog, title);
-
-  gtk_dialog_set_default_response(GTK_DIALOG(dialog), GTK_RESPONSE_YES);
-  g_signal_connect(dialog,
-                   "response",
-                   G_CALLBACK(HandleOnResponseDialog),
-                   NULL);
-  gtk_util::ShowDialog(dialog);
-  // Not gtk_dialog_run as it prevents timers from running in the unit tests.
-  MessageLoop::current()->Run();
-  return g_dialog_response == GTK_RESPONSE_YES;
-}
-
 }  // namespace platform_util