1 /* 2 * Copyright (c) 2021 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 FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_THEME_THEME_MANAGER_H 17 #define FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_THEME_THEME_MANAGER_H 18 19 #include <mutex> 20 21 #include "base/memory/ace_type.h" 22 #include "base/resource/asset_manager.h" 23 #include "core/components/theme/theme.h" 24 #include "core/components/theme/theme_constants.h" 25 26 namespace OHOS::Ace { 27 28 class ACE_EXPORT ThemeManager : public AceType { 29 DECLARE_ACE_TYPE(ThemeManager, AceType); 30 31 public: 32 ThemeManager(); 33 ~ThemeManager() = default; 34 InitResource(const ResourceInfo & resourceInfo)35 void InitResource(const ResourceInfo& resourceInfo) 36 { 37 themeConstants_->InitResource(resourceInfo); 38 } 39 UpdateConfig(const ResourceConfiguration & config)40 void UpdateConfig(const ResourceConfiguration& config) 41 { 42 themeConstants_->UpdateConfig(config); 43 } 44 LoadSystemTheme(int32_t themeId)45 void LoadSystemTheme(int32_t themeId) 46 { 47 currentThemeId_ = themeId; 48 themeConstants_->LoadTheme(themeId); 49 } 50 ParseSystemTheme()51 void ParseSystemTheme() 52 { 53 themeConstants_->ParseTheme(); 54 } 55 LoadCustomTheme(const RefPtr<AssetManager> & assetManager)56 void LoadCustomTheme(const RefPtr<AssetManager>& assetManager) 57 { 58 themeConstants_->LoadCustomStyle(assetManager); 59 } 60 61 /* 62 * Color scheme of the whole window, app bg color will be change in transparent scheme. 63 */ SetColorScheme(ColorScheme colorScheme)64 void SetColorScheme(ColorScheme colorScheme) 65 { 66 themeConstants_->SetColorScheme(colorScheme); 67 } 68 69 /* 70 * Get color value from AppTheme (if exists) or system theme style. 71 * Prebuild background color will be returned if AppTheme and system theme style both not exists. 72 * @return App background color. 73 */ 74 Color GetBackgroundColor() const; 75 GetThemeConstants()76 RefPtr<ThemeConstants> GetThemeConstants() const 77 { 78 return themeConstants_; 79 } 80 81 /* 82 * Get target theme, this function will cause construction of the theme if it not exists. 83 * @return Target component theme. 84 */ 85 RefPtr<Theme> GetTheme(ThemeType type); 86 87 template<typename T> GetTheme()88 RefPtr<T> GetTheme() 89 { 90 return AceType::DynamicCast<T>(GetTheme(T::TypeId())); 91 } 92 93 void ReloadThemes(); 94 95 private: 96 std::unordered_map<ThemeType, RefPtr<Theme>> themes_; 97 RefPtr<ThemeConstants> themeConstants_; 98 int32_t currentThemeId_ = -1; 99 100 ACE_DISALLOW_COPY_AND_MOVE(ThemeManager); 101 }; 102 103 } // namespace OHOS::Ace 104 105 #endif // FOUNDATION_ACE_FRAMEWORKS_CORE_COMPONENTS_THEME_THEME_MANAGER_H 106