1 /*
2  * Copyright (c) 2024 Huawei Device Co., Ltd.
3  * Licensed under the Apache License, Version 2.0 (the "License");
4  * you may not use this file except in compliance with the License.
5  * You may obtain a copy of the License at
6  *
7  *     http://www.apache.org/licenses/LICENSE-2.0
8  *
9  * Unless required by applicable law or agreed to in writing, software
10  * distributed under the License is distributed on an "AS IS" BASIS,
11  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12  * See the License for the specific language governing permissions and
13  * limitations under the License.
14  */
15 
16 #ifndef FRAMEWORKS_BRIDGE_DECLARATIVE_FRONTEND_THEME_JS_BUTTON_THEME_H
17 #define FRAMEWORKS_BRIDGE_DECLARATIVE_FRONTEND_THEME_JS_BUTTON_THEME_H
18 
19 #include "bridge/declarative_frontend/ark_theme/theme_apply/js_theme_utils.h"
20 #include "core/components_ng/base/view_stack_model.h"
21 #include "core/components_ng/pattern/button/button_model.h"
22 
23 namespace OHOS::Ace::Framework {
24 class JSButtonTheme {
25 public:
ApplyTheme(const ButtonRole & role,const ButtonStyleMode & styleMode,bool isLabelButton)26     static bool ApplyTheme(const ButtonRole& role, const ButtonStyleMode& styleMode, bool isLabelButton)
27     {
28         JSButtonTheme::buttonRole = role;
29         JSButtonTheme::buttonStyleMode = styleMode;
30         return JSButtonTheme::ApplyTheme(isLabelButton);
31     }
ApplyTheme(const ButtonRole & role,bool isLabelButton)32     static bool ApplyTheme(const ButtonRole& role, bool isLabelButton)
33     {
34         JSButtonTheme::buttonRole = role;
35         return JSButtonTheme::ApplyTheme(isLabelButton);
36     }
ApplyTheme(const ButtonStyleMode & styleMode,bool isLabelButton)37     static bool ApplyTheme(const ButtonStyleMode& styleMode, bool isLabelButton)
38     {
39         JSButtonTheme::buttonStyleMode = styleMode;
40         return JSButtonTheme::ApplyTheme(isLabelButton);
41     }
42 private:
43     // last button role value
44     inline static ButtonRole buttonRole = ButtonRole::NORMAL;
45     // last button style mode value
46     inline static ButtonStyleMode buttonStyleMode = ButtonStyleMode::EMPHASIZE;
47 
ApplyTheme(bool isLabelButton)48     static bool ApplyTheme(bool isLabelButton)
49     {
50         auto themeColors = JSThemeUtils::GetThemeColors();
51         if (!themeColors) {
52             // no need to apply custom theme colors
53             return false;
54         }
55 
56         // normal
57         ViewStackModel::GetInstance()->SetVisualState(VisualState::NORMAL);
58         if (isLabelButton) {
59             ButtonModel::GetInstance()->SetFontColor(JSButtonTheme::FontColor(themeColors));
60         }
61         ButtonModel::GetInstance()->BackgroundColor(JSButtonTheme::BackgroundColor(themeColors, false), true);
62 
63         // clear state
64         ViewStackModel::GetInstance()->ClearVisualState();
65         return true;
66     }
67 
FontColor(const std::optional<JSThemeColors> & themeColors)68     static Color FontColor(const std::optional<JSThemeColors>& themeColors)
69     {
70         switch (JSButtonTheme::buttonStyleMode) {
71             case ButtonStyleMode::NORMAL:
72             case ButtonStyleMode::TEXT:
73                 if (JSButtonTheme::buttonRole == ButtonRole::ERROR) {
74                     return themeColors->Warning();
75                 }
76                 return themeColors->FontEmphasize();
77             case ButtonStyleMode::EMPHASIZE:
78             default:
79                 return themeColors->FontOnPrimary();
80         }
81     }
82 
BackgroundColor(const std::optional<JSThemeColors> & themeColors,bool isPressed)83     static Color BackgroundColor(const std::optional<JSThemeColors>& themeColors, bool isPressed)
84     {
85         switch (JSButtonTheme::buttonStyleMode) {
86             case ButtonStyleMode::TEXT:
87                 return Color::TRANSPARENT;
88             case ButtonStyleMode::NORMAL:
89                 return themeColors->CompBackgroundTertiary();
90             case ButtonStyleMode::EMPHASIZE:
91             default:
92                 if (JSButtonTheme::buttonRole == ButtonRole::ERROR) {
93                     return themeColors->Warning();
94                 }
95                 return themeColors->BackgroundEmphasize();
96         }
97     }
98 };
99 } // namespace OHOS::Ace::Framework
100 #endif // FRAMEWORKS_BRIDGE_DECLARATIVE_FRONTEND_THEME_JS_BUTTON_THEME_H
101