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

chrome/browser/ui/gtk/simple_message_box_gtk.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 "chrome/browser/simple_message_box.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.
@@ skipping 10 matching lines @@
   // 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) {
+void HandleOnResponseDialog(GtkWidget* widget, int response, void* user_data) {
   g_dialog_response = response;
   gtk_widget_destroy(widget);
   MessageLoop::current()->QuitNow();
 }
 
 }  // namespace
 
-namespace platform_util {
+namespace browser {
 
-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());
+void ShowErrorBox(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());
+bool ShowYesNoBox(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
+}  // namespace browser