chrome/browser/themes/theme_service_aurax11.cc

   1 // Copyright 2013 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/themes/theme_service_aurax11.h"
   6
   7 #include "base/bind.h"
   8 #include "base/prefs/pref_service.h"
   9 #include "chrome/browser/profiles/profile.h"
  10 #include "chrome/browser/themes/custom_theme_supplier.h"
  11 #include "chrome/common/pref_names.h"
  12 #include "ui/gfx/image/image.h"
  13 #include "ui/views/linux_ui/linux_ui.h"
  14
  15 namespace {
  16
  17 class NativeThemeX11 : public CustomThemeSupplier {
  18  public:
  19   explicit NativeThemeX11(PrefService* pref_service);
  20
  21   // Overridden from CustomThemeSupplier:
  22   virtual void StartUsingTheme() OVERRIDE;
  23   virtual void StopUsingTheme() OVERRIDE;
  24   virtual bool GetColor(int id, SkColor* color) const OVERRIDE;
  25   virtual gfx::Image GetImageNamed(int id) OVERRIDE;
  26   virtual bool HasCustomImage(int id) const OVERRIDE;
  27
  28  private:
  29   virtual ~NativeThemeX11();
  30
  31   // These pointers are not owned by us.
  32   views::LinuxUI* const linux_ui_;
  33   PrefService* const pref_service_;
  34
  35   DISALLOW_COPY_AND_ASSIGN(NativeThemeX11);
  36 };
  37
  38 NativeThemeX11::NativeThemeX11(PrefService* pref_service)
  39     : CustomThemeSupplier(NATIVE_X11),
  40       linux_ui_(views::LinuxUI::instance()),
  41       pref_service_(pref_service) {}
  42
  43 void NativeThemeX11::StartUsingTheme() {
  44   if (linux_ui_)
  45     linux_ui_->SetUseSystemTheme(true);
  46
  47   pref_service_->SetBoolean(prefs::kUsesSystemTheme, true);
  48 }
  49
  50 void NativeThemeX11::StopUsingTheme() {
  51   if (linux_ui_)
  52     linux_ui_->SetUseSystemTheme(false);
  53
  54   pref_service_->SetBoolean(prefs::kUsesSystemTheme, false);
  55 }
  56
  57 bool NativeThemeX11::GetColor(int id, SkColor* color) const {
  58   return linux_ui_ && linux_ui_->GetColor(id, color);
  59 }
  60
  61 gfx::Image NativeThemeX11::GetImageNamed(int id) {
  62   return linux_ui_ ? linux_ui_->GetThemeImageNamed(id) : gfx::Image();
  63 }
  64
  65 bool NativeThemeX11::HasCustomImage(int id) const {
  66   return linux_ui_ && linux_ui_->HasCustomImage(id);
  67 }
  68
  69 NativeThemeX11::~NativeThemeX11() {}
  70
  71 }  // namespace
  72
  73 ThemeServiceAuraX11::ThemeServiceAuraX11() {}
  74
  75 ThemeServiceAuraX11::~ThemeServiceAuraX11() {}
  76
  77 bool ThemeServiceAuraX11::ShouldInitWithNativeTheme() const {
  78   return profile()->GetPrefs()->GetBoolean(prefs::kUsesSystemTheme);
  79 }
  80
  81 void ThemeServiceAuraX11::SetNativeTheme() {
  82   SetCustomDefaultTheme(new NativeThemeX11(profile()->GetPrefs()));
  83 }
  84
  85 bool ThemeServiceAuraX11::UsingDefaultTheme() const {
  86   return ThemeService::UsingDefaultTheme() && !UsingNativeTheme();
  87 }
  88
  89 bool ThemeServiceAuraX11::UsingNativeTheme() const {
  90   const CustomThemeSupplier* theme_supplier = get_theme_supplier();
  91   return theme_supplier &&
  92          theme_supplier->get_theme_type() == CustomThemeSupplier::NATIVE_X11;
  93 }