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| 1 // Copyright 2014 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 "components/html_viewer/web_theme_engine_impl.h" | |
| 6 | |
| 7 #include "skia/ext/platform_canvas.h" | |
| 8 #include "third_party/WebKit/public/platform/WebRect.h" | |
| 9 #include "third_party/WebKit/public/platform/WebSize.h" | |
| 10 #include "ui/native_theme/native_theme.h" | |
| 11 | |
| 12 using blink::WebCanvas; | |
| 13 using blink::WebColor; | |
| 14 using blink::WebRect; | |
| 15 using blink::WebThemeEngine; | |
| 16 | |
| 17 namespace html_viewer { | |
| 18 namespace { | |
| 19 | |
| 20 ui::NativeTheme::Part NativeThemePart(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::PartScrollbarCorner: | |
| 39 return ui::NativeTheme::kScrollbarCorner; | |
| 40 case WebThemeEngine::PartCheckbox: | |
| 41 return ui::NativeTheme::kCheckbox; | |
| 42 case WebThemeEngine::PartRadio: | |
| 43 return ui::NativeTheme::kRadio; | |
| 44 case WebThemeEngine::PartButton: | |
| 45 return ui::NativeTheme::kPushButton; | |
| 46 case WebThemeEngine::PartTextField: | |
| 47 return ui::NativeTheme::kTextField; | |
| 48 case WebThemeEngine::PartMenuList: | |
| 49 return ui::NativeTheme::kMenuList; | |
| 50 case WebThemeEngine::PartSliderTrack: | |
| 51 return ui::NativeTheme::kSliderTrack; | |
| 52 case WebThemeEngine::PartSliderThumb: | |
| 53 return ui::NativeTheme::kSliderThumb; | |
| 54 case WebThemeEngine::PartInnerSpinButton: | |
| 55 return ui::NativeTheme::kInnerSpinButton; | |
| 56 case WebThemeEngine::PartProgressBar: | |
| 57 return ui::NativeTheme::kProgressBar; | |
| 58 default: | |
| 59 return ui::NativeTheme::kScrollbarDownArrow; | |
| 60 } | |
| 61 } | |
| 62 | |
| 63 ui::NativeTheme::State NativeThemeState(WebThemeEngine::State state) { | |
| 64 switch (state) { | |
| 65 case WebThemeEngine::StateDisabled: | |
| 66 return ui::NativeTheme::kDisabled; | |
| 67 case WebThemeEngine::StateHover: | |
| 68 return ui::NativeTheme::kHovered; | |
| 69 case WebThemeEngine::StateNormal: | |
| 70 return ui::NativeTheme::kNormal; | |
| 71 case WebThemeEngine::StatePressed: | |
| 72 return ui::NativeTheme::kPressed; | |
| 73 default: | |
| 74 return ui::NativeTheme::kDisabled; | |
| 75 } | |
| 76 } | |
| 77 | |
| 78 void GetNativeThemeExtraParams( | |
| 79 WebThemeEngine::Part part, | |
| 80 WebThemeEngine::State state, | |
| 81 const WebThemeEngine::ExtraParams* extra_params, | |
| 82 ui::NativeTheme::ExtraParams* native_theme_extra_params) { | |
| 83 switch (part) { | |
| 84 case WebThemeEngine::PartScrollbarHorizontalTrack: | |
| 85 case WebThemeEngine::PartScrollbarVerticalTrack: | |
| 86 native_theme_extra_params->scrollbar_track.track_x = | |
| 87 extra_params->scrollbarTrack.trackX; | |
| 88 native_theme_extra_params->scrollbar_track.track_y = | |
| 89 extra_params->scrollbarTrack.trackY; | |
| 90 native_theme_extra_params->scrollbar_track.track_width = | |
| 91 extra_params->scrollbarTrack.trackWidth; | |
| 92 native_theme_extra_params->scrollbar_track.track_height = | |
| 93 extra_params->scrollbarTrack.trackHeight; | |
| 94 break; | |
| 95 case WebThemeEngine::PartCheckbox: | |
| 96 native_theme_extra_params->button.checked = extra_params->button.checked; | |
| 97 native_theme_extra_params->button.indeterminate = | |
| 98 extra_params->button.indeterminate; | |
| 99 break; | |
| 100 case WebThemeEngine::PartRadio: | |
| 101 native_theme_extra_params->button.checked = extra_params->button.checked; | |
| 102 break; | |
| 103 case WebThemeEngine::PartButton: | |
| 104 native_theme_extra_params->button.is_default = | |
| 105 extra_params->button.isDefault; | |
| 106 native_theme_extra_params->button.has_border = | |
| 107 extra_params->button.hasBorder; | |
| 108 // Native buttons have a different focus style. | |
| 109 native_theme_extra_params->button.is_focused = false; | |
| 110 native_theme_extra_params->button.background_color = | |
| 111 extra_params->button.backgroundColor; | |
| 112 break; | |
| 113 case WebThemeEngine::PartTextField: | |
| 114 native_theme_extra_params->text_field.is_text_area = | |
| 115 extra_params->textField.isTextArea; | |
| 116 native_theme_extra_params->text_field.is_listbox = | |
| 117 extra_params->textField.isListbox; | |
| 118 native_theme_extra_params->text_field.background_color = | |
| 119 extra_params->textField.backgroundColor; | |
| 120 break; | |
| 121 case WebThemeEngine::PartMenuList: | |
| 122 native_theme_extra_params->menu_list.has_border = | |
| 123 extra_params->menuList.hasBorder; | |
| 124 native_theme_extra_params->menu_list.has_border_radius = | |
| 125 extra_params->menuList.hasBorderRadius; | |
| 126 native_theme_extra_params->menu_list.arrow_x = | |
| 127 extra_params->menuList.arrowX; | |
| 128 native_theme_extra_params->menu_list.arrow_y = | |
| 129 extra_params->menuList.arrowY; | |
| 130 native_theme_extra_params->menu_list.arrow_size = | |
| 131 extra_params->menuList.arrowSize; | |
| 132 native_theme_extra_params->menu_list.arrow_color = | |
| 133 extra_params->menuList.arrowColor; | |
| 134 native_theme_extra_params->menu_list.background_color = | |
| 135 extra_params->menuList.backgroundColor; | |
| 136 break; | |
| 137 case WebThemeEngine::PartSliderTrack: | |
| 138 case WebThemeEngine::PartSliderThumb: | |
| 139 native_theme_extra_params->slider.vertical = | |
| 140 extra_params->slider.vertical; | |
| 141 native_theme_extra_params->slider.in_drag = extra_params->slider.inDrag; | |
| 142 break; | |
| 143 case WebThemeEngine::PartInnerSpinButton: | |
| 144 native_theme_extra_params->inner_spin.spin_up = | |
| 145 extra_params->innerSpin.spinUp; | |
| 146 native_theme_extra_params->inner_spin.read_only = | |
| 147 extra_params->innerSpin.readOnly; | |
| 148 break; | |
| 149 case WebThemeEngine::PartProgressBar: | |
| 150 native_theme_extra_params->progress_bar.determinate = | |
| 151 extra_params->progressBar.determinate; | |
| 152 native_theme_extra_params->progress_bar.value_rect_x = | |
| 153 extra_params->progressBar.valueRectX; | |
| 154 native_theme_extra_params->progress_bar.value_rect_y = | |
| 155 extra_params->progressBar.valueRectY; | |
| 156 native_theme_extra_params->progress_bar.value_rect_width = | |
| 157 extra_params->progressBar.valueRectWidth; | |
| 158 native_theme_extra_params->progress_bar.value_rect_height = | |
| 159 extra_params->progressBar.valueRectHeight; | |
| 160 break; | |
| 161 default: | |
| 162 break; // Parts that have no extra params get here. | |
| 163 } | |
| 164 } | |
| 165 | |
| 166 } // namespace | |
| 167 | |
| 168 blink::WebSize WebThemeEngineImpl::getSize(WebThemeEngine::Part part) { | |
| 169 ui::NativeTheme::ExtraParams extra; | |
| 170 return ui::NativeTheme::GetInstanceForWeb()->GetPartSize( | |
| 171 NativeThemePart(part), ui::NativeTheme::kNormal, extra); | |
| 172 } | |
| 173 | |
| 174 void WebThemeEngineImpl::paint( | |
| 175 blink::WebCanvas* canvas, | |
| 176 WebThemeEngine::Part part, | |
| 177 WebThemeEngine::State state, | |
| 178 const blink::WebRect& rect, | |
| 179 const WebThemeEngine::ExtraParams* extra_params) { | |
| 180 ui::NativeTheme::ExtraParams native_theme_extra_params; | |
| 181 GetNativeThemeExtraParams( | |
| 182 part, state, extra_params, &native_theme_extra_params); | |
| 183 ui::NativeTheme::GetInstanceForWeb()->Paint( | |
| 184 canvas, NativeThemePart(part), NativeThemeState(state), gfx::Rect(rect), | |
| 185 native_theme_extra_params); | |
| 186 } | |
| 187 | |
| 188 void WebThemeEngineImpl::paintStateTransition(blink::WebCanvas* canvas, | |
| 189 WebThemeEngine::Part part, | |
| 190 WebThemeEngine::State startState, | |
| 191 WebThemeEngine::State endState, | |
| 192 double progress, | |
| 193 const blink::WebRect& rect) { | |
| 194 ui::NativeTheme::GetInstanceForWeb()->PaintStateTransition( | |
| 195 canvas, NativeThemePart(part), NativeThemeState(startState), | |
| 196 NativeThemeState(endState), progress, gfx::Rect(rect)); | |
| 197 } | |
| 198 | |
| 199 } // namespace html_viewer | |
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