| // 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/webthemeengine_impl_android.h" |
| |
| #include "base/logging.h" |
| #include "base/sys_info.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.h" |
| |
| using blink::WebCanvas; |
| using blink::WebColor; |
| using blink::WebRect; |
| using blink::WebThemeEngine; |
| |
| namespace content { |
| |
| namespace { |
| const int kVersionLollipop = 5; |
| |
| int getMajorVersion() { |
| int major, minor, bugfix; |
| base::SysInfo::OperatingSystemVersionNumbers(&major, &minor, &bugfix); |
| return major; |
| } |
| } |
| |
| static ui::NativeTheme::Part NativeThemePart(WebThemeEngine::Part part) { |
| switch (part) { |
| case WebThemeEngine::PartScrollbarDownArrow: |
| return ui::NativeTheme::kScrollbarDownArrow; |
| case WebThemeEngine::PartScrollbarLeftArrow: |
| return ui::NativeTheme::kScrollbarLeftArrow; |
| case WebThemeEngine::PartScrollbarRightArrow: |
| return ui::NativeTheme::kScrollbarRightArrow; |
| case WebThemeEngine::PartScrollbarUpArrow: |
| return ui::NativeTheme::kScrollbarUpArrow; |
| case WebThemeEngine::PartScrollbarHorizontalThumb: |
| case WebThemeEngine::PartScrollbarVerticalThumb: |
| case WebThemeEngine::PartScrollbarHorizontalTrack: |
| case WebThemeEngine::PartScrollbarVerticalTrack: |
| case WebThemeEngine::PartScrollbarCorner: |
| // Android doesn't draw scrollbars. |
| NOTREACHED(); |
| return static_cast<ui::NativeTheme::Part>(0); |
| case WebThemeEngine::PartCheckbox: |
| return ui::NativeTheme::kCheckbox; |
| case WebThemeEngine::PartRadio: |
| return ui::NativeTheme::kRadio; |
| case WebThemeEngine::PartButton: |
| return ui::NativeTheme::kPushButton; |
| case WebThemeEngine::PartTextField: |
| return ui::NativeTheme::kTextField; |
| case WebThemeEngine::PartMenuList: |
| return ui::NativeTheme::kMenuList; |
| case WebThemeEngine::PartSliderTrack: |
| return ui::NativeTheme::kSliderTrack; |
| case WebThemeEngine::PartSliderThumb: |
| return ui::NativeTheme::kSliderThumb; |
| case WebThemeEngine::PartInnerSpinButton: |
| return ui::NativeTheme::kInnerSpinButton; |
| case WebThemeEngine::PartProgressBar: |
| return ui::NativeTheme::kProgressBar; |
| default: |
| return ui::NativeTheme::kScrollbarDownArrow; |
| } |
| } |
| |
| static ui::NativeTheme::State NativeThemeState(WebThemeEngine::State state) { |
| switch (state) { |
| case WebThemeEngine::StateDisabled: |
| return ui::NativeTheme::kDisabled; |
| case WebThemeEngine::StateHover: |
| return ui::NativeTheme::kHovered; |
| case WebThemeEngine::StateNormal: |
| return ui::NativeTheme::kNormal; |
| case WebThemeEngine::StatePressed: |
| return ui::NativeTheme::kPressed; |
| default: |
| return ui::NativeTheme::kDisabled; |
| } |
| } |
| |
| static void GetNativeThemeExtraParams( |
| WebThemeEngine::Part part, |
| WebThemeEngine::State state, |
| const WebThemeEngine::ExtraParams* extra_params, |
| ui::NativeTheme::ExtraParams* native_theme_extra_params) { |
| switch (part) { |
| case WebThemeEngine::PartScrollbarHorizontalTrack: |
| case WebThemeEngine::PartScrollbarVerticalTrack: |
| // Android doesn't draw scrollbars. |
| NOTREACHED(); |
| break; |
| case WebThemeEngine::PartCheckbox: |
| native_theme_extra_params->button.checked = extra_params->button.checked; |
| native_theme_extra_params->button.indeterminate = |
| extra_params->button.indeterminate; |
| break; |
| case WebThemeEngine::PartRadio: |
| native_theme_extra_params->button.checked = extra_params->button.checked; |
| break; |
| case WebThemeEngine::PartButton: |
| native_theme_extra_params->button.is_default = |
| extra_params->button.isDefault; |
| native_theme_extra_params->button.has_border = |
| extra_params->button.hasBorder; |
| // 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.backgroundColor; |
| break; |
| case WebThemeEngine::PartTextField: |
| native_theme_extra_params->text_field.is_text_area = |
| extra_params->textField.isTextArea; |
| native_theme_extra_params->text_field.is_listbox = |
| extra_params->textField.isListbox; |
| native_theme_extra_params->text_field.background_color = |
| extra_params->textField.backgroundColor; |
| break; |
| case WebThemeEngine::PartMenuList: |
| native_theme_extra_params->menu_list.has_border = |
| extra_params->menuList.hasBorder; |
| native_theme_extra_params->menu_list.has_border_radius = |
| extra_params->menuList.hasBorderRadius; |
| native_theme_extra_params->menu_list.arrow_x = |
| extra_params->menuList.arrowX; |
| native_theme_extra_params->menu_list.arrow_y = |
| extra_params->menuList.arrowY; |
| native_theme_extra_params->menu_list.arrow_size = |
| extra_params->menuList.arrowSize; |
| native_theme_extra_params->menu_list.arrow_color = |
| extra_params->menuList.arrowColor; |
| native_theme_extra_params->menu_list.background_color = |
| extra_params->menuList.backgroundColor; |
| break; |
| case WebThemeEngine::PartSliderTrack: |
| case WebThemeEngine::PartSliderThumb: |
| native_theme_extra_params->slider.vertical = |
| extra_params->slider.vertical; |
| native_theme_extra_params->slider.in_drag = extra_params->slider.inDrag; |
| break; |
| case WebThemeEngine::PartInnerSpinButton: |
| native_theme_extra_params->inner_spin.spin_up = |
| extra_params->innerSpin.spinUp; |
| native_theme_extra_params->inner_spin.read_only = |
| extra_params->innerSpin.readOnly; |
| break; |
| case WebThemeEngine::PartProgressBar: |
| native_theme_extra_params->progress_bar.determinate = |
| extra_params->progressBar.determinate; |
| native_theme_extra_params->progress_bar.value_rect_x = |
| extra_params->progressBar.valueRectX; |
| native_theme_extra_params->progress_bar.value_rect_y = |
| extra_params->progressBar.valueRectY; |
| native_theme_extra_params->progress_bar.value_rect_width = |
| extra_params->progressBar.valueRectWidth; |
| native_theme_extra_params->progress_bar.value_rect_height = |
| extra_params->progressBar.valueRectHeight; |
| break; |
| default: |
| break; // Parts that have no extra params get here. |
| } |
| } |
| |
| blink::WebSize WebThemeEngineImpl::getSize(WebThemeEngine::Part part) { |
| ui::NativeTheme::ExtraParams extra; |
| return ui::NativeTheme::GetInstanceForWeb()->GetPartSize( |
| NativeThemePart(part), ui::NativeTheme::kNormal, extra); |
| } |
| |
| void WebThemeEngineImpl::getOverlayScrollbarStyle(ScrollbarStyle* style) { |
| // TODO(bokan): Android scrollbars on non-composited scrollers don't |
| // currently fade out so the fadeOutDuration and Delay Now that this has |
| // been added into Blink for other platforms we should plumb that through for |
| // Android as well. |
| style->fadeOutDelaySeconds = 0; |
| style->fadeOutDurationSeconds = 0; |
| if (getMajorVersion() >= kVersionLollipop) { |
| style->thumbThickness = 4; |
| style->scrollbarMargin = 0; |
| style->color = SkColorSetARGB(128, 64, 64, 64); |
| } else { |
| style->thumbThickness = 3; |
| style->scrollbarMargin = 3; |
| style->color = SkColorSetARGB(128, 128, 128, 128); |
| } |
| } |
| |
| void WebThemeEngineImpl::paint( |
| blink::WebCanvas* canvas, |
| WebThemeEngine::Part part, |
| WebThemeEngine::State state, |
| const blink::WebRect& rect, |
| const WebThemeEngine::ExtraParams* extra_params) { |
| ui::NativeTheme::ExtraParams native_theme_extra_params; |
| GetNativeThemeExtraParams( |
| part, state, extra_params, &native_theme_extra_params); |
| ui::NativeTheme::GetInstanceForWeb()->Paint( |
| canvas, NativeThemePart(part), NativeThemeState(state), gfx::Rect(rect), |
| native_theme_extra_params); |
| } |
| } // namespace content |
