harmony 鸿蒙application_context.h
application_context.h
Overview
The application_context.h file declares the context capability at the application level.
Library: libability_runtime.so
System capability: SystemCapability.Ability.AbilityRuntime.Core
Since: 13
Related module: AbilityRuntime
Summary
Files
| Name | Description |
|---|---|
| application_context.h | Declares the context capability at the application level. File to include: Library: libability_runtime.so |
Functions
| Name | Description |
|---|---|
| AbilityRuntime_ErrorCode OH_AbilityRuntime_ApplicationContextGetCacheDir(char* buffer, int32_t bufferSize, int32_t* writeLength) | Obtains the application-level cache directory. |
| AbilityRuntime_ErrorCode OH_AbilityRuntime_ApplicationContextGetAreaMode(AbilityRuntime_AreaMode* areaMode) | Obtains the application-level data encryption level. |
| AbilityRuntime_ErrorCode OH_AbilityRuntime_ApplicationContextGetBundleName(char* buffer, int32_t bufferSize, int32_t* writeLength) | Obtains the bundle name of the application. |
| AbilityRuntime_ErrorCode OH_AbilityRuntime_ApplicationContextGetTempDir(char* buffer, const int32_t bufferSize, int32_t* writeLength) | Obtains the application-level temporary file directory. |
| AbilityRuntime_ErrorCode OH_AbilityRuntime_ApplicationContextGetFilesDir(char* buffer, const int32_t bufferSize, int32_t* writeLength) | Obtains the application-level common file directory. |
| AbilityRuntime_ErrorCode OH_AbilityRuntime_ApplicationContextGetDatabaseDir(char* buffer, const int32_t bufferSize, int32_t* writeLength) | Obtains the application-level database file directory. |
| AbilityRuntime_ErrorCode OH_AbilityRuntime_ApplicationContextGetPreferencesDir(char* buffer, const int32_t bufferSize, int32_t* writeLength) | Obtains the application-level preferences file directory. |
| AbilityRuntime_ErrorCode OH_AbilityRuntime_ApplicationContextGetBundleCodeDir(char* buffer, const int32_t bufferSize, int32_t* writeLength) | Obtains the application-level installation file directory. |
| AbilityRuntime_ErrorCode OH_AbilityRuntime_ApplicationContextGetDistributedFilesDir(char* buffer, const int32_t bufferSize, int32_t* writeLength) | Obtains the application-level distributed file directory. |
| AbilityRuntime_ErrorCode OH_AbilityRuntime_ApplicationContextGetCloudFileDir(char* buffer, const int32_t bufferSize, int32_t* writeLength) | Obtains the application-level cloud file directory. |
| AbilityRuntime_ErrorCode OH_AbilityRuntime_StartSelfUIAbility(AbilityBase_Want *want) | Starts the UIAbility of the current application. |
| AbilityRuntime_ErrorCode OH_AbilityRuntime_StartSelfUIAbilityWithStartOptions(AbilityBase_Want *want, AbilityRuntime_StartOptions *options) | Starts the UIAbility of the current application. |
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