chrome/browser/ui/views/frame/browser_desktop_window_tree_host_x11.cc

   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/views/frame/browser_desktop_window_tree_host_x11.h"
   6
   7 #include "chrome/browser/themes/theme_service.h"
   8 #include "chrome/browser/themes/theme_service_factory.h"
   9 #include "chrome/browser/ui/views/frame/browser_frame.h"
  10 #include "chrome/browser/ui/views/frame/browser_view.h"
  11 #include "chrome/browser/ui/views/theme_image_mapper.h"
  12
  13 namespace {
  14
  15 // DesktopThemeProvider maps resource ids using MapThemeImage(). This is
  16 // necessary for BrowserDesktopWindowTreeHostWin so that it uses the windows
  17 // theme images rather than the ash theme images.
  18 //
  19 // This differs from the version in browser_desktop_window_tree_host_win.cc
  20 // because we need to also look up whether we're using the native theme.
  21 class DesktopThemeProvider : public ui::ThemeProvider {
  22  public:
  23   explicit DesktopThemeProvider(ThemeService* delegate)
  24       : delegate_(delegate) {
  25   }
  26
  27   bool UsingSystemTheme() const override {
  28     return delegate_->UsingSystemTheme();
  29   }
  30   gfx::ImageSkia* GetImageSkiaNamed(int id) const override {
  31     if (delegate_->UsingSystemTheme() && delegate_->HasCustomImage(id))
  32       return delegate_->GetImageSkiaNamed(id);
  33
  34     return delegate_->GetImageSkiaNamed(
  35         chrome::MapThemeImage(chrome::HOST_DESKTOP_TYPE_NATIVE, id));
  36   }
  37   SkColor GetColor(int id) const override { return delegate_->GetColor(id); }
  38   int GetDisplayProperty(int id) const override {
  39     return delegate_->GetDisplayProperty(id);
  40   }
  41   bool ShouldUseNativeFrame() const override {
  42     return delegate_->ShouldUseNativeFrame();
  43   }
  44   bool HasCustomImage(int id) const override {
  45     return delegate_->HasCustomImage(
  46         chrome::MapThemeImage(chrome::HOST_DESKTOP_TYPE_NATIVE, id));
  47   }
  48   base::RefCountedMemory* GetRawData(int id, ui::ScaleFactor scale_factor)
  49       const override {
  50     return delegate_->GetRawData(id, scale_factor);
  51   }
  52
  53  private:
  54   ThemeService* delegate_;
  55
  56   DISALLOW_COPY_AND_ASSIGN(DesktopThemeProvider);
  57 };
  58
  59 } // namespace
  60
  61 ////////////////////////////////////////////////////////////////////////////////
  62 // BrowserDesktopWindowTreeHostX11, public:
  63
  64 BrowserDesktopWindowTreeHostX11::BrowserDesktopWindowTreeHostX11(
  65     views::internal::NativeWidgetDelegate* native_widget_delegate,
  66     views::DesktopNativeWidgetAura* desktop_native_widget_aura,
  67     BrowserView* browser_view,
  68     BrowserFrame* browser_frame)
  69     : DesktopWindowTreeHostX11(native_widget_delegate,
  70                                desktop_native_widget_aura),
  71       browser_view_(browser_view) {
  72   scoped_ptr<ui::ThemeProvider> theme_provider(
  73       new DesktopThemeProvider(ThemeServiceFactory::GetForProfile(
  74                                    browser_view->browser()->profile())));
  75   browser_frame->SetThemeProvider(theme_provider.Pass());
  76   browser_frame->set_frame_type(
  77       browser_frame->UseCustomFrame() ? views::Widget::FRAME_TYPE_FORCE_CUSTOM
  78                                       : views::Widget::FRAME_TYPE_FORCE_NATIVE);
  79 }
  80
  81 BrowserDesktopWindowTreeHostX11::~BrowserDesktopWindowTreeHostX11() {
  82 }
  83
  84 ////////////////////////////////////////////////////////////////////////////////
  85 // BrowserDesktopWindowTreeHostX11,
  86 //     BrowserDesktopWindowTreeHost implementation:
  87
  88 views::DesktopWindowTreeHost*
  89     BrowserDesktopWindowTreeHostX11::AsDesktopWindowTreeHost() {
  90   return this;
  91 }
  92
  93 int BrowserDesktopWindowTreeHostX11::GetMinimizeButtonOffset() const {
  94   return 0;
  95 }
  96
  97 bool BrowserDesktopWindowTreeHostX11::UsesNativeSystemMenu() const {
  98   return false;
  99 }
 100
 101 ////////////////////////////////////////////////////////////////////////////////
 102 // BrowserDesktopWindowTreeHostX11,
 103 //     views::DesktopWindowTreeHostX11 implementation:
 104
 105 void BrowserDesktopWindowTreeHostX11::Init(
 106     aura::Window* content_window,
 107     const views::Widget::InitParams& params) {
 108   views::DesktopWindowTreeHostX11::Init(content_window, params);
 109
 110   // We have now created our backing X11 window. We now need to (possibly)
 111   // alert Unity that there's a menu bar attached to it.
 112   global_menu_bar_x11_.reset(new GlobalMenuBarX11(browser_view_, this));
 113 }
 114
 115 void BrowserDesktopWindowTreeHostX11::CloseNow() {
 116   global_menu_bar_x11_.reset();
 117   DesktopWindowTreeHostX11::CloseNow();
 118 }
 119
 120 ////////////////////////////////////////////////////////////////////////////////
 121 // BrowserDesktopWindowTreeHost, public:
 122
 123 // static
 124 BrowserDesktopWindowTreeHost*
 125     BrowserDesktopWindowTreeHost::CreateBrowserDesktopWindowTreeHost(
 126         views::internal::NativeWidgetDelegate* native_widget_delegate,
 127         views::DesktopNativeWidgetAura* desktop_native_widget_aura,
 128         BrowserView* browser_view,
 129         BrowserFrame* browser_frame) {
 130   return new BrowserDesktopWindowTreeHostX11(native_widget_delegate,
 131                                              desktop_native_widget_aura,
 132                                              browser_view,
 133                                              browser_frame);
 134 }