GTK: First draft of using native themes, partially based on evan's CL 118358.

chrome/browser/gtk/back_forward_button_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/gtk/back_forward_button_gtk.h"
 
 #include <gtk/gtk.h>
 
 #include "app/l10n_util.h"
 #include "base/message_loop.h"
 #include "chrome/app/chrome_dll_resource.h"
 #include "chrome/browser/browser.h"
 #include "chrome/browser/gtk/back_forward_menu_model_gtk.h"
 #include "chrome/browser/gtk/menu_gtk.h"
 #include "chrome/common/gtk_util.h"
 #include "grit/generated_resources.h"
 #include "grit/theme_resources.h"
 
 // The time in milliseconds between when the user clicks and the menu appears.
 static const int kMenuTimerDelay = 500;
 
 BackForwardButtonGtk::BackForwardButtonGtk(Browser* browser, bool is_forward)
     : browser_(browser),
       is_forward_(is_forward),
       last_release_event_flags_(0),
       show_menu_factory_(this) {
   int normal, active, highlight, depressed, tooltip;
+  const char* stock;
   if (is_forward) {
     normal = IDR_FORWARD;
     active = IDR_FORWARD_P;
     highlight = IDR_FORWARD_H;
     depressed = IDR_FORWARD_D;
     tooltip = IDS_TOOLTIP_FORWARD;
+    stock = GTK_STOCK_GO_FORWARD;
   } else {
     normal = IDR_BACK;
     active = IDR_BACK_P;
     highlight = IDR_BACK_H;
     depressed = IDR_BACK_D;
     tooltip = IDS_TOOLTIP_BACK;
+    stock = GTK_STOCK_GO_BACK;
   }
-  button_.reset(new CustomDrawButton(normal, active, highlight, depressed));
+  button_.reset(new CustomDrawButton(normal, active, highlight, depressed,
+                                     stock));
   gtk_widget_set_tooltip_text(widget(),
                               l10n_util::GetStringUTF8(tooltip).c_str());
   menu_model_.reset(new BackForwardMenuModelGtk(browser,
       is_forward ?
           BackForwardMenuModel::FORWARD_MENU :
           BackForwardMenuModel::BACKWARD_MENU,
       this));
 
   g_signal_connect(widget(), "clicked",
                    G_CALLBACK(OnClick), this);
@@ skipping 13 matching lines @@
   gtk_util::SetButtonTriggersNavigation(widget());
 }
 
 BackForwardButtonGtk::~BackForwardButtonGtk() {
 }
 
 void BackForwardButtonGtk::StoppedShowingMenu() {
   button_->UnsetPaintOverride();
 }
 
+void BackForwardButtonGtk::SetUseSystemTheme(bool use_gtk) {
+  button_->SetUseSystemTheme(use_gtk);
+}
+
 void BackForwardButtonGtk::ShowBackForwardMenu() {
   menu_.reset(new MenuGtk(menu_model_.get(), true));
   button_->SetPaintOverride(GTK_STATE_ACTIVE);
 
   // gtk_menu_popup will ignore the first mouse button release if it matches
   // the button type and is within a short span of the time we pass here.
   // Since this menu is not popped up by a button press (instead, it is popped
   // up either on a timer or on a drag) this doesn't apply to us and we can
   // pass arbitrary values.
   menu_->Popup(widget(), 1, gtk_get_current_event_time());
@@ skipping 49 matching lines @@
   int drag_min_distance;
   g_object_get(settings, "gtk-dnd-drag-threshold", &drag_min_distance, NULL);
   if (event->y - button->y_position_of_last_press_ < drag_min_distance)
     return FALSE;
 
   // We will show the menu now. Cancel the delayed event.
   button->show_menu_factory_.RevokeAll();
   button->ShowBackForwardMenu();
   return FALSE;
 }