blob: 1a78da27e7697c44c85917091c37371cdb77dcdb [file] [log] [blame]
// Copyright 2014 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "content/child/webfallbackthemeengine_impl.h"
#include "base/macros.h"
#include "skia/ext/platform_canvas.h"
#include "third_party/WebKit/public/platform/WebRect.h"
#include "third_party/WebKit/public/platform/WebSize.h"
#include "ui/native_theme/native_theme_base.h"
using blink::WebCanvas;
using blink::WebColor;
using blink::WebRect;
using blink::WebFallbackThemeEngine;
namespace content {
class WebFallbackThemeEngineImpl::WebFallbackNativeTheme
: public ui::NativeThemeBase {
public:
WebFallbackNativeTheme() {}
~WebFallbackNativeTheme() override {}
// NativeTheme:
SkColor GetSystemColor(ColorId color_id) const override {
// The paint routines in NativeThemeBase only use GetSystemColor for
// button focus colors and the fallback theme is not used for buttons.
NOTREACHED();
return SK_ColorRED;
}
private:
DISALLOW_COPY_AND_ASSIGN(WebFallbackNativeTheme);
};
static ui::NativeTheme::Part NativeThemePart(
WebFallbackThemeEngine::Part part) {
switch (part) {
case WebFallbackThemeEngine::kPartScrollbarDownArrow:
return ui::NativeTheme::kScrollbarDownArrow;
case WebFallbackThemeEngine::kPartScrollbarLeftArrow:
return ui::NativeTheme::kScrollbarLeftArrow;
case WebFallbackThemeEngine::kPartScrollbarRightArrow:
return ui::NativeTheme::kScrollbarRightArrow;
case WebFallbackThemeEngine::kPartScrollbarUpArrow:
return ui::NativeTheme::kScrollbarUpArrow;
case WebFallbackThemeEngine::kPartScrollbarHorizontalThumb:
return ui::NativeTheme::kScrollbarHorizontalThumb;
case WebFallbackThemeEngine::kPartScrollbarVerticalThumb:
return ui::NativeTheme::kScrollbarVerticalThumb;
case WebFallbackThemeEngine::kPartScrollbarHorizontalTrack:
return ui::NativeTheme::kScrollbarHorizontalTrack;
case WebFallbackThemeEngine::kPartScrollbarVerticalTrack:
return ui::NativeTheme::kScrollbarVerticalTrack;
case WebFallbackThemeEngine::kPartScrollbarCorner:
return ui::NativeTheme::kScrollbarCorner;
case WebFallbackThemeEngine::kPartCheckbox:
return ui::NativeTheme::kCheckbox;
case WebFallbackThemeEngine::kPartRadio:
return ui::NativeTheme::kRadio;
case WebFallbackThemeEngine::kPartButton:
return ui::NativeTheme::kPushButton;
case WebFallbackThemeEngine::kPartTextField:
return ui::NativeTheme::kTextField;
case WebFallbackThemeEngine::kPartMenuList:
return ui::NativeTheme::kMenuList;
case WebFallbackThemeEngine::kPartSliderTrack:
return ui::NativeTheme::kSliderTrack;
case WebFallbackThemeEngine::kPartSliderThumb:
return ui::NativeTheme::kSliderThumb;
case WebFallbackThemeEngine::kPartInnerSpinButton:
return ui::NativeTheme::kInnerSpinButton;
case WebFallbackThemeEngine::kPartProgressBar:
return ui::NativeTheme::kProgressBar;
default:
return ui::NativeTheme::kScrollbarDownArrow;
}
}
static ui::NativeTheme::State NativeThemeState(
WebFallbackThemeEngine::State state) {
switch (state) {
case WebFallbackThemeEngine::kStateDisabled:
return ui::NativeTheme::kDisabled;
case WebFallbackThemeEngine::kStateHover:
return ui::NativeTheme::kHovered;
case WebFallbackThemeEngine::kStateNormal:
return ui::NativeTheme::kNormal;
case WebFallbackThemeEngine::kStatePressed:
return ui::NativeTheme::kPressed;
default:
return ui::NativeTheme::kDisabled;
}
}
static void GetNativeThemeExtraParams(
WebFallbackThemeEngine::Part part,
WebFallbackThemeEngine::State state,
const WebFallbackThemeEngine::ExtraParams* extra_params,
ui::NativeTheme::ExtraParams* native_theme_extra_params) {
switch (part) {
case WebFallbackThemeEngine::kPartScrollbarHorizontalTrack:
case WebFallbackThemeEngine::kPartScrollbarVerticalTrack:
native_theme_extra_params->scrollbar_track.track_x =
extra_params->scrollbar_track.track_x;
native_theme_extra_params->scrollbar_track.track_y =
extra_params->scrollbar_track.track_y;
native_theme_extra_params->scrollbar_track.track_width =
extra_params->scrollbar_track.track_width;
native_theme_extra_params->scrollbar_track.track_height =
extra_params->scrollbar_track.track_height;
break;
case WebFallbackThemeEngine::kPartCheckbox:
native_theme_extra_params->button.checked = extra_params->button.checked;
native_theme_extra_params->button.indeterminate =
extra_params->button.indeterminate;
break;
case WebFallbackThemeEngine::kPartRadio:
native_theme_extra_params->button.checked = extra_params->button.checked;
break;
case WebFallbackThemeEngine::kPartButton:
native_theme_extra_params->button.is_default =
extra_params->button.is_default;
native_theme_extra_params->button.has_border =
extra_params->button.has_border;
// Native buttons have a different focus style.
native_theme_extra_params->button.is_focused = false;
native_theme_extra_params->button.background_color =
extra_params->button.background_color;
break;
case WebFallbackThemeEngine::kPartTextField:
native_theme_extra_params->text_field.is_text_area =
extra_params->text_field.is_text_area;
native_theme_extra_params->text_field.is_listbox =
extra_params->text_field.is_listbox;
native_theme_extra_params->text_field.background_color =
extra_params->text_field.background_color;
break;
case WebFallbackThemeEngine::kPartMenuList:
native_theme_extra_params->menu_list.has_border =
extra_params->menu_list.has_border;
native_theme_extra_params->menu_list.has_border_radius =
extra_params->menu_list.has_border_radius;
native_theme_extra_params->menu_list.arrow_x =
extra_params->menu_list.arrow_x;
native_theme_extra_params->menu_list.arrow_y =
extra_params->menu_list.arrow_y;
native_theme_extra_params->menu_list.arrow_size =
extra_params->menu_list.arrow_size;
native_theme_extra_params->menu_list.arrow_color =
extra_params->menu_list.arrow_color;
native_theme_extra_params->menu_list.background_color =
extra_params->menu_list.background_color;
break;
case WebFallbackThemeEngine::kPartSliderTrack:
case WebFallbackThemeEngine::kPartSliderThumb:
native_theme_extra_params->slider.vertical =
extra_params->slider.vertical;
native_theme_extra_params->slider.in_drag = extra_params->slider.in_drag;
break;
case WebFallbackThemeEngine::kPartInnerSpinButton:
native_theme_extra_params->inner_spin.spin_up =
extra_params->inner_spin.spin_up;
native_theme_extra_params->inner_spin.read_only =
extra_params->inner_spin.read_only;
break;
case WebFallbackThemeEngine::kPartProgressBar:
native_theme_extra_params->progress_bar.determinate =
extra_params->progress_bar.determinate;
native_theme_extra_params->progress_bar.value_rect_x =
extra_params->progress_bar.value_rect_x;
native_theme_extra_params->progress_bar.value_rect_y =
extra_params->progress_bar.value_rect_y;
native_theme_extra_params->progress_bar.value_rect_width =
extra_params->progress_bar.value_rect_width;
native_theme_extra_params->progress_bar.value_rect_height =
extra_params->progress_bar.value_rect_height;
break;
default:
break; // Parts that have no extra params get here.
}
}
WebFallbackThemeEngineImpl::WebFallbackThemeEngineImpl()
: theme_(new WebFallbackNativeTheme()) {}
WebFallbackThemeEngineImpl::~WebFallbackThemeEngineImpl() {}
blink::WebSize WebFallbackThemeEngineImpl::GetSize(
WebFallbackThemeEngine::Part part) {
ui::NativeTheme::ExtraParams extra;
return theme_->GetPartSize(NativeThemePart(part),
ui::NativeTheme::kNormal,
extra);
}
void WebFallbackThemeEngineImpl::Paint(
blink::WebCanvas* canvas,
WebFallbackThemeEngine::Part part,
WebFallbackThemeEngine::State state,
const blink::WebRect& rect,
const WebFallbackThemeEngine::ExtraParams* extra_params) {
ui::NativeTheme::ExtraParams native_theme_extra_params;
GetNativeThemeExtraParams(
part, state, extra_params, &native_theme_extra_params);
theme_->Paint(canvas,
NativeThemePart(part),
NativeThemeState(state),
gfx::Rect(rect),
native_theme_extra_params);
}
} // namespace content