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      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 "ui/views/controls/menu/menu_separator.h"
      6 
      7 #include <windows.h>
      8 #include <uxtheme.h>
      9 #include <Vssym32.h>
     10 
     11 #include "ui/gfx/canvas.h"
     12 #include "ui/gfx/rect.h"
     13 #include "ui/native_theme/native_theme.h"
     14 #include "ui/views/controls/menu/menu_config.h"
     15 #include "ui/views/controls/menu/menu_item_view.h"
     16 
     17 #if defined(USE_AURA)
     18 #include "ui/native_theme/native_theme_aura.h"
     19 #endif
     20 
     21 namespace views {
     22 
     23 void MenuSeparator::OnPaint(gfx::Canvas* canvas) {
     24   const MenuConfig& config = parent_menu_item_->GetMenuConfig();
     25 
     26 #if defined(USE_AURA)
     27   if (config.native_theme == ui::NativeThemeAura::instance()) {
     28     OnPaintAura(canvas);
     29     return;
     30   }
     31 #endif
     32 
     33   int start_x = 0;
     34   if (config.render_gutter) {
     35     // If render_gutter is true, we're on Vista and need to render the
     36     // gutter, then indent the separator from the gutter.
     37     gfx::Rect gutter_bounds(MenuItemView::label_start() -
     38         config.gutter_to_label - config.gutter_width, 0,
     39         config.gutter_width, height());
     40     ui::NativeTheme::ExtraParams extra;
     41     config.native_theme->Paint(
     42         canvas->sk_canvas(), ui::NativeTheme::kMenuPopupGutter,
     43         ui::NativeTheme::kNormal, gutter_bounds, extra);
     44     start_x = gutter_bounds.x() + config.gutter_width;
     45   }
     46 
     47   gfx::Rect separator_bounds(start_x, 0, width(), height());
     48   ui::NativeTheme::ExtraParams extra;
     49   extra.menu_separator.has_gutter = config.render_gutter;
     50   config.native_theme->Paint(
     51       canvas->sk_canvas(), ui::NativeTheme::kMenuPopupSeparator,
     52       ui::NativeTheme::kNormal, separator_bounds, extra);
     53 }
     54 
     55 gfx::Size MenuSeparator::GetPreferredSize() {
     56   const MenuConfig& config = parent_menu_item_->GetMenuConfig();
     57 
     58 #if defined(USE_AURA)
     59   if (config.native_theme == ui::NativeThemeAura::instance())
     60     return GetPreferredSizeAura();
     61 #endif
     62 
     63   return gfx::Size(10,  // Just in case we're the only item in a menu.
     64                    config.separator_height);
     65 }
     66 
     67 }  // namespace views
     68