webkit/glue/webthemeengine_impl_default.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 "webkit/glue/webthemeengine_impl_default.h"
   6
   7 #include "skia/ext/platform_canvas.h"
   8 #include "third_party/WebKit/Source/Platform/chromium/public/WebRect.h"
   9 #include "third_party/WebKit/Source/Platform/chromium/public/WebSize.h"
  10 #include "ui/native_theme/native_theme.h"
  11
  12 using WebKit::WebCanvas;
  13 using WebKit::WebColor;
  14 using WebKit::WebRect;
  15 using WebKit::WebThemeEngine;
  16
  17 namespace webkit_glue {
  18
  19 static ui::NativeTheme::Part NativeThemePart(
  20     WebThemeEngine::Part part) {
  21   switch (part) {
  22     case WebThemeEngine::PartScrollbarDownArrow:
  23       return ui::NativeTheme::kScrollbarDownArrow;
  24     case WebThemeEngine::PartScrollbarLeftArrow:
  25       return ui::NativeTheme::kScrollbarLeftArrow;
  26     case WebThemeEngine::PartScrollbarRightArrow:
  27       return ui::NativeTheme::kScrollbarRightArrow;
  28     case WebThemeEngine::PartScrollbarUpArrow:
  29       return ui::NativeTheme::kScrollbarUpArrow;
  30     case WebThemeEngine::PartScrollbarHorizontalThumb:
  31       return ui::NativeTheme::kScrollbarHorizontalThumb;
  32     case WebThemeEngine::PartScrollbarVerticalThumb:
  33       return ui::NativeTheme::kScrollbarVerticalThumb;
  34     case WebThemeEngine::PartScrollbarHorizontalTrack:
  35       return ui::NativeTheme::kScrollbarHorizontalTrack;
  36     case WebThemeEngine::PartScrollbarVerticalTrack:
  37       return ui::NativeTheme::kScrollbarVerticalTrack;
  38     case WebThemeEngine::PartCheckbox:
  39       return ui::NativeTheme::kCheckbox;
  40     case WebThemeEngine::PartRadio:
  41       return ui::NativeTheme::kRadio;
  42     case WebThemeEngine::PartButton:
  43       return ui::NativeTheme::kPushButton;
  44     case WebThemeEngine::PartTextField:
  45       return ui::NativeTheme::kTextField;
  46     case WebThemeEngine::PartMenuList:
  47       return ui::NativeTheme::kMenuList;
  48     case WebThemeEngine::PartSliderTrack:
  49       return ui::NativeTheme::kSliderTrack;
  50     case WebThemeEngine::PartSliderThumb:
  51       return ui::NativeTheme::kSliderThumb;
  52     case WebThemeEngine::PartInnerSpinButton:
  53       return ui::NativeTheme::kInnerSpinButton;
  54     case WebThemeEngine::PartProgressBar:
  55       return ui::NativeTheme::kProgressBar;
  56     default:
  57       return ui::NativeTheme::kScrollbarDownArrow;
  58   }
  59 }
  60
  61 static ui::NativeTheme::State NativeThemeState(
  62     WebThemeEngine::State state) {
  63   switch (state) {
  64     case WebThemeEngine::StateDisabled:
  65       return ui::NativeTheme::kDisabled;
  66     case WebThemeEngine::StateHover:
  67       return ui::NativeTheme::kHovered;
  68     case WebThemeEngine::StateNormal:
  69       return ui::NativeTheme::kNormal;
  70     case WebThemeEngine::StatePressed:
  71       return ui::NativeTheme::kPressed;
  72     default:
  73       return ui::NativeTheme::kDisabled;
  74   }
  75 }
  76
  77 static void GetNativeThemeExtraParams(
  78     WebThemeEngine::Part part,
  79     WebThemeEngine::State state,
  80     const WebThemeEngine::ExtraParams* extra_params,
  81     ui::NativeTheme::ExtraParams* native_theme_extra_params) {
  82   switch (part) {
  83     case WebThemeEngine::PartScrollbarHorizontalTrack:
  84     case WebThemeEngine::PartScrollbarVerticalTrack:
  85       native_theme_extra_params->scrollbar_track.track_x =
  86           extra_params->scrollbarTrack.trackX;
  87       native_theme_extra_params->scrollbar_track.track_y =
  88           extra_params->scrollbarTrack.trackY;
  89       native_theme_extra_params->scrollbar_track.track_width =
  90           extra_params->scrollbarTrack.trackWidth;
  91       native_theme_extra_params->scrollbar_track.track_height =
  92           extra_params->scrollbarTrack.trackHeight;
  93       break;
  94     case WebThemeEngine::PartCheckbox:
  95       native_theme_extra_params->button.checked = extra_params->button.checked;
  96       native_theme_extra_params->button.indeterminate =
  97           extra_params->button.indeterminate;
  98       break;
  99     case WebThemeEngine::PartRadio:
 100       native_theme_extra_params->button.checked = extra_params->button.checked;
 101       break;
 102     case WebThemeEngine::PartButton:
 103       native_theme_extra_params->button.is_default =
 104           extra_params->button.isDefault;
 105       native_theme_extra_params->button.has_border =
 106           extra_params->button.hasBorder;
 107       // Native buttons have a different focus style.
 108       native_theme_extra_params->button.is_focused = false;
 109       native_theme_extra_params->button.background_color =
 110           extra_params->button.backgroundColor;
 111       break;
 112     case WebThemeEngine::PartTextField:
 113       native_theme_extra_params->text_field.is_text_area =
 114           extra_params->textField.isTextArea;
 115       native_theme_extra_params->text_field.is_listbox =
 116           extra_params->textField.isListbox;
 117       native_theme_extra_params->text_field.background_color =
 118           extra_params->textField.backgroundColor;
 119       break;
 120     case WebThemeEngine::PartMenuList:
 121       native_theme_extra_params->menu_list.has_border =
 122           extra_params->menuList.hasBorder;
 123       native_theme_extra_params->menu_list.has_border_radius =
 124           extra_params->menuList.hasBorderRadius;
 125       native_theme_extra_params->menu_list.arrow_x =
 126           extra_params->menuList.arrowX;
 127       native_theme_extra_params->menu_list.arrow_y =
 128           extra_params->menuList.arrowY;
 129       native_theme_extra_params->menu_list.background_color =
 130           extra_params->menuList.backgroundColor;
 131       break;
 132     case WebThemeEngine::PartSliderTrack:
 133     case WebThemeEngine::PartSliderThumb:
 134       native_theme_extra_params->slider.vertical =
 135           extra_params->slider.vertical;
 136       native_theme_extra_params->slider.in_drag = extra_params->slider.inDrag;
 137       break;
 138     case WebThemeEngine::PartInnerSpinButton:
 139       native_theme_extra_params->inner_spin.spin_up =
 140           extra_params->innerSpin.spinUp;
 141       native_theme_extra_params->inner_spin.read_only =
 142           extra_params->innerSpin.readOnly;
 143       break;
 144     case WebThemeEngine::PartProgressBar:
 145       native_theme_extra_params->progress_bar.determinate =
 146           extra_params->progressBar.determinate;
 147       native_theme_extra_params->progress_bar.value_rect_x =
 148           extra_params->progressBar.valueRectX;
 149       native_theme_extra_params->progress_bar.value_rect_y =
 150           extra_params->progressBar.valueRectY;
 151       native_theme_extra_params->progress_bar.value_rect_width =
 152           extra_params->progressBar.valueRectWidth;
 153       native_theme_extra_params->progress_bar.value_rect_height =
 154           extra_params->progressBar.valueRectHeight;
 155       break;
 156     default:
 157       break;  // Parts that have no extra params get here.
 158   }
 159 }
 160
 161 WebKit::WebSize WebThemeEngineImpl::getSize(WebThemeEngine::Part part) {
 162   ui::NativeTheme::ExtraParams extra;
 163   return ui::NativeTheme::instance()->GetPartSize(NativeThemePart(part),
 164                                                    ui::NativeTheme::kNormal,
 165                                                    extra);
 166 }
 167
 168 void WebThemeEngineImpl::paint(
 169     WebKit::WebCanvas* canvas,
 170     WebThemeEngine::Part part,
 171     WebThemeEngine::State state,
 172     const WebKit::WebRect& rect,
 173     const WebThemeEngine::ExtraParams* extra_params) {
 174   ui::NativeTheme::ExtraParams native_theme_extra_params;
 175   GetNativeThemeExtraParams(
 176       part, state, extra_params, &native_theme_extra_params);
 177   ui::NativeTheme::instance()->Paint(
 178       canvas,
 179       NativeThemePart(part),
 180       NativeThemeState(state),
 181       gfx::Rect(rect),
 182       native_theme_extra_params);
 183 }
 184
 185 }  // namespace webkit_glue