1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #include "chrome/browser/ui/gtk/overflow_button.h" 6 7 #include <gtk/gtk.h> 8 9 #include "chrome/browser/chrome_notification_types.h" 10 #include "chrome/browser/profiles/profile.h" 11 #include "chrome/browser/ui/gtk/gtk_theme_service.h" 12 #include "content/public/browser/notification_source.h" 13 #include "grit/theme_resources.h" 14 #include "ui/base/resource/resource_bundle.h" 15 #include "ui/gfx/image/image.h" 16 17 OverflowButton::OverflowButton(Profile* profile) : profile_(profile) { 18 widget_.Own(GtkThemeService::GetFrom(profile)->BuildChromeButton()); 19 gtk_widget_set_no_show_all(widget_.get(), TRUE); 20 21 GtkThemeService* theme_service = GtkThemeService::GetFrom(profile); 22 registrar_.Add(this, chrome::NOTIFICATION_BROWSER_THEME_CHANGED, 23 content::Source<ThemeService>(theme_service)); 24 theme_service->InitThemesFor(this); 25 } 26 27 OverflowButton::~OverflowButton() { 28 widget_.Destroy(); 29 } 30 31 void OverflowButton::Observe(int type, 32 const content::NotificationSource& source, 33 const content::NotificationDetails& details) { 34 GtkWidget* former_child = gtk_bin_get_child(GTK_BIN(widget())); 35 if (former_child) 36 gtk_widget_destroy(former_child); 37 38 GtkWidget* new_child; 39 if (GtkThemeService::GetFrom(profile_)->UsingNativeTheme()) { 40 new_child = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_NONE); 41 } else { 42 const gfx::Image& image = ui::ResourceBundle::GetSharedInstance(). 43 GetNativeImageNamed(IDR_BOOKMARK_BAR_CHEVRONS, 44 ui::ResourceBundle::RTL_ENABLED); 45 new_child = gtk_image_new_from_pixbuf(image.ToGdkPixbuf()); 46 } 47 48 gtk_container_add(GTK_CONTAINER(widget()), new_child); 49 gtk_widget_show(new_child); 50 } 51
