1# context_constant.h 2 3 4## 概述 5 6声明上下文相关的枚举。 7 8**库**：libability_runtime.so 9 10**系统能力**：SystemCapability.Ability.AbilityRuntime.Core 11 12**起始版本**：13 13 14**相关模块**：[AbilityRuntime](_ability_runtime.md) 15 16 17## 汇总 18 19### 文件 20 21| 名称 | 描述 | 22| --------------------------------------------- | ------------------------------------------------------------ | 23| [context_constant.h](context__constant_8h.md) | 声明上下文相关的枚举。<br/>**引用文件**：<AbilityKit/ability_runtime/context_constant.h><br/>**库**：libability_runtime.so | 24 25 26### 枚举 27 28| 名称 | 描述 | 29| ------------------------------------------------------------ | ------------------ | 30| [AbilityRuntime_AreaMode](_ability_runtime.md#abilityruntime_areamode) {<br/> ABILITY_RUNTIME_AREA_MODE_EL1 = 0,<br/> ABILITY_RUNTIME_AREA_MODE_EL2 = 1,<br/> ABILITY_RUNTIME_AREA_MODE_EL3 = 2,<br/> ABILITY_RUNTIME_AREA_MODE_EL4 = 3,<br/> ABILITY_RUNTIME_AREA_MODE_EL5 = 4<br/>} | 定义数据加密等级。 | 31| [AbilityRuntime_StartVisibility](_ability_runtime.md#abilityruntime_startvisibility) {<br/> ABILITY_RUNTIME_HIDE_UPON_START = 0,<br/> ABILITY_RUNTIME_SHOW_UPON_START = 1<br/>} | 定义启动Ability时的窗口和dock栏图标显示模式。 | 32| [AbilityRuntime_WindowMode](_ability_runtime.md#abilityruntime_windowmode) {<br/> ABILITY_RUNTIME_WINDOW_MODE_UNDEFINED = 0,</br> ABILITY_RUNTIME_WINDOW_MODE_FULL_SCREEN = 1<br/>} | 定义启动Ability时的窗口模式。 | 33| [AbilityRuntime_SupportedWindowMode](_ability_runtime.md#abilityruntime_supportedwindowmode) {<br/> ABILITY_RUNTIME_SUPPORTED_WINDOW_MODE_FULL_SCREEN = 0,<br/> ABILITY_RUNTIME_SUPPORTED_WINDOW_MODE_SPLIT = 1,<br/> ABILITY_RUNTIME_SUPPORTED_WINDOW_MODE_FLOATING = 2<br/>} | 定义启动应用时支持的窗口模式。 | 34