The Application Information API contains functions for obtaining information about installed applications.

Required Header

#include <app_manager.h>

Overview

Remarks:

The Application Information API provides two types of functionality:

Provides installed application's information such as name, type, icon path, and exec path.

Supports filtering

Property for filtering	Type
PACKAGE_INFO_PROP_APP_ID	String
PACKAGE_INFO_PROP_APP_TYPE	String
PACKAGE_INFO_PROP_APP_CATEGORY	String
PACKAGE_INFO_PROP_APP_INSTALLED_STORAGE	String
PACKAGE_INFO_PROP_APP_NODISPLAY	Boolean
PACKAGE_INFO_PROP_APP_TASKMANAGE	Boolean

Functions
int	app_info_create (const char app_id, app_info_h app_info)
	Creates the application information handle.
int	app_info_destroy (app_info_h app_info)
	Destroys the application information handle and releases all its resources.
int	app_info_get_app_id (app_info_h app_info, char **app_id)
	Gets the application ID with the given application context.
int	app_info_get_exec (app_info_h app_info, char **exec)
	Gets the executable path of the application.
int	app_info_get_label (app_info_h app_info, char **label)
	Gets the label of the application.
int	app_info_get_localed_label (const char app_id, const char locale, char **label)
	Gets the localed name of the application.
int	app_info_get_icon (app_info_h app_info, char **path)
	Gets the absolute path to the icon image.
int	app_info_get_package (app_info_h app_info, char **package)
	Gets the package name.
int	app_info_get_type (app_info_h app_info, char **type)
	Gets the package type name.
int	app_info_get_app_component_type (app_info_h app_info, app_info_app_component_type_e *type)
	Gets the application component type.
int	app_info_foreach_metadata (app_info_h app_info, app_info_metadata_cb callback, void *user_data)
	Gets the list of metadata for a particular application.
int	app_info_is_nodisplay (app_info_h app_info, bool *nodisplay)
	Checks whether application information is nodisplay.
int	app_info_is_equal (app_info_h lhs, app_info_h rhs, bool *equal)
	Checks whether two application information are equal.
int	app_info_is_enabled (app_info_h app_info, bool *enabled)
	Checks whether application is enabled.
int	app_info_is_onboot (app_info_h app_info, bool *onboot)
	Checks whether application is launched on booting time.
int	app_info_is_preload (app_info_h app_info, bool *preload)
	Checks whether application is preloaded.
int	app_info_clone (app_info_h *clone, app_info_h app_info)
	Clones the application information handle.
int	app_info_foreach_category (app_info_h app_info, app_info_category_cb callback, void *user_data)
	Runs a callback for each category which the given application belongs to.
int	app_info_filter_create (app_info_filter_h *handle)
	Creates the application information filter handle from DB. All filter properties will be ANDed.
int	app_info_filter_destroy (app_info_filter_h handle)
	Destroys the application information filter handle, freeing up all the resources.
int	app_info_filter_add_bool (app_info_filter_h handle, const char *property, const bool value)
	Adds a boolean filter property to the filter handle.
int	app_info_filter_add_string (app_info_filter_h handle, const char property, const char value)
	Adds a string filter property to the filter handle.
int	app_info_filter_count_appinfo (app_info_filter_h handle, int *count)
	Gets the count of filtered apps.
int	app_info_filter_foreach_appinfo (app_info_filter_h handle, app_info_filter_cb callback, void *user_data)
	Executes the user supplied callback function for each application that satisfy the filter conditions.
int	app_info_metadata_filter_create (app_info_metadata_filter_h *handle)
	Creates the application's metadata information filter handle from DB.
int	app_info_metadata_filter_destroy (app_info_metadata_filter_h handle)
	Destroys the application's metadata information filter handle.
int	app_info_metadata_filter_add (app_info_metadata_filter_h handle, const char key, const char value)
	Adds filter condition for the query API.
int	app_info_metadata_filter_foreach (app_info_metadata_filter_h handle, app_info_filter_cb callback, void *user_data)
	Executes the filter query.
Typedefs
typedef struct app_info_s *	app_info_h
	Application information handle.
typedef struct app_info_filter_s *	app_info_filter_h
	Application filter handle.
typedef struct app_info_metadata_filter_s *	app_info_metadata_filter_h
	Application metadata filter handle.
typedef bool(*	app_info_filter_cb )(app_info_h app_info, void *user_data)
	Called to get the application information once for each installed application.
typedef bool(*	app_info_metadata_cb )(const char metadata_key, const char metadata_value, void *user_data)
	Called to get application metadata in app_info_foreach_metadata().
typedef bool(*	app_info_category_cb )(const char category, void user_data)
	Called for each application category in app_info_foreach_category().
Defines
#define	PACKAGE_INFO_PROP_APP_ID "PACKAGE_INFO_PROP_APP_ID"
	Definition for string property for filtering based on app info: String property for filtering packages with app id.
#define	PACKAGE_INFO_PROP_APP_TYPE "PACKAGE_INFO_PROP_APP_TYPE"
	Definition for string property for filtering based on app info: String property for filtering packages with app type.
#define	PACKAGE_INFO_PROP_APP_CATEGORY "PACKAGE_INFO_PROP_APP_CATEGORY"
	Definition for string property for filtering based on app info: String property for filtering packages with app category.
#define	PACKAGE_INFO_PROP_APP_INSTALLED_STORAGE "PACKAGE_INFO_PROP_APP_INSTALLED_STORAGE"
	Definition for string property for filtering based on app info: String property for filtering packages with installed storage of app Value related with this property should be "installed_internal" or "installed_external".
#define	PACKAGE_INFO_PROP_APP_NODISPLAY "PACKAGE_INFO_PROP_APP_NODISPLAY"
	Definition for boolean property for filtering based on app info: Boolean property for filtering whether the package is nodisplay or not based on package info.
#define	PACKAGE_INFO_PROP_APP_TASKMANAGE "PACKAGE_INFO_PROP_APP_TASKMANAGE"
	Definition for boolean property for filtering based on app info: Boolean property for filtering whether the package has the authority to manage task or not based on package info.
#define	PACKAGE_INFO_PROP_APP_DISABLED "PACKAGE_INFO_PROP_APP_DISABLED"
	Definition for boolean property for filtering based on app info: Boolean property for filtering whether the application has been disabled.
#define	PACKAGE_INFO_PROP_APP_COMPONENT_TYPE "PACKAGE_INFO_PROP_APP_COMPONENT_TYPE"
	Definition for string property for filtering based on app info: String property for filtering with the application component type. Value related with this property should be one of "uiapp", "svcapp", "widgetapp" and "watchapp".

Define Documentation

#define PACKAGE_INFO_PROP_APP_CATEGORY "PACKAGE_INFO_PROP_APP_CATEGORY"

Definition for string property for filtering based on app info: String property for filtering packages with app category.

Since :: 2.3

#define PACKAGE_INFO_PROP_APP_COMPONENT_TYPE "PACKAGE_INFO_PROP_APP_COMPONENT_TYPE"

Definition for string property for filtering based on app info: String property for filtering with the application component type. Value related with this property should be one of "uiapp", "svcapp", "widgetapp" and "watchapp".

Since :: 4.0

See also:: app_info_app_component_type_e; app_info_get_app_component_type()

#define PACKAGE_INFO_PROP_APP_DISABLED "PACKAGE_INFO_PROP_APP_DISABLED"

Definition for boolean property for filtering based on app info: Boolean property for filtering whether the application has been disabled.

Since :: 4.0

#define PACKAGE_INFO_PROP_APP_ID "PACKAGE_INFO_PROP_APP_ID"

Definition for string property for filtering based on app info: String property for filtering packages with app id.

Since :: 2.3

#define PACKAGE_INFO_PROP_APP_INSTALLED_STORAGE "PACKAGE_INFO_PROP_APP_INSTALLED_STORAGE"

Definition for string property for filtering based on app info: String property for filtering packages with installed storage of app Value related with this property should be "installed_internal" or "installed_external".

Since :: 3.0

#define PACKAGE_INFO_PROP_APP_NODISPLAY "PACKAGE_INFO_PROP_APP_NODISPLAY"

Definition for boolean property for filtering based on app info: Boolean property for filtering whether the package is nodisplay or not based on package info.

Since :: 2.3

#define PACKAGE_INFO_PROP_APP_TASKMANAGE "PACKAGE_INFO_PROP_APP_TASKMANAGE"

Definition for boolean property for filtering based on app info: Boolean property for filtering whether the package has the authority to manage task or not based on package info.

Since :: 2.3

#define PACKAGE_INFO_PROP_APP_TYPE "PACKAGE_INFO_PROP_APP_TYPE"

Definition for string property for filtering based on app info: String property for filtering packages with app type.

Since :: 2.3

Typedef Documentation

typedef bool(* app_info_category_cb)(const char *category, void *user_data)

Called for each application category in app_info_foreach_category().

Since :: 4.0

Remarks:: category will be freed when the application information handle is destroyed using app_info_destroy()

Parameters:

[in]	category	The name of the category
[in]	user_data	The user data passed to app_info_foreach_category()

Returns:: true to continue with the next iteration of the loop,
otherwise false to break out of the loop

Precondition:: app_info_foreach_category() will invoke this callback.

See also:: app_info_foreach_category()

typedef bool(* app_info_filter_cb)(app_info_h app_info, void *user_data)

Called to get the application information once for each installed application.

Since :: 2.3

Parameters:

[in]	app_info	The application information of each installed application
[in]	user_data	The user data passed from the foreach function

Returns:: true to continue with the next iteration of the loop,
otherwise false to break out of the loop

Precondition:: app_manager_foreach_app_info() will invoke this callback.

See also:: app_manager_foreach_app_info()

typedef struct app_info_filter_s* app_info_filter_h

Application filter handle.

Since :: 2.3

typedef struct app_info_s* app_info_h

Application information handle.

Since :: 2.3

typedef bool(* app_info_metadata_cb)(const char *metadata_key, const char *metadata_value, void *user_data)

Called to get application metadata in app_info_foreach_metadata().

Since :: 2.3

Parameters:

[in]	metadata_name	The name of the metadata
[in]	metadata_value	The value of the metadata
[in]	user_data	The user data passed to app_info_foreach_metadata()

Returns:: true to continue with the next iteration of the loop,
otherwise false to break out of the loop

Precondition:: app_info_foreach_metadata() will invoke this callback.

See also:: app_info_foreach_metadata()

typedef struct app_info_metadata_filter_s* app_info_metadata_filter_h

Application metadata filter handle.

Since :: 2.3

Enumeration Type Documentation

enum app_info_app_component_type_e

Enumeration for application component type.

Since :: 4.0

A component is an application considered as a part of a package. The application component type indicates what type of a component an application is in a package.

See also:: PACKAGE_INFO_PROP_APP_COMPONENT_TYPE; app_info_get_app_component_type()

Enumerator:

APP_INFO_APP_COMPONENT_TYPE_UI_APP	UI application
APP_INFO_APP_COMPONENT_TYPE_SERVICE_APP	Service application
APP_INFO_APP_COMPONENT_TYPE_WIDGET_APP	Widget application
APP_INFO_APP_COMPONENT_TYPE_WATCH_APP	Watch application

Function Documentation

int app_info_clone	(	app_info_h *	clone,
		app_info_h	app_info
	)

Clones the application information handle.

Since :: 2.3

Parameters:

[out]	clone	A newly created application information handle, if successfully cloned
[in]	app_info	The application information

Returns:: 0 on success, otherwise a negative error value

Return values:

APP_MANAGER_ERROR_NONE	Successful
APP_MANAGER_ERROR_INVALID_PARAMETER	Invalid parameter
APP_MANAGER_ERROR_OUT_OF_MEMORY	Out of memory
APP_MANAGER_ERROR_NO_SUCH_APP	The app is not installed

int app_info_create	(	const char *	app_id,
		app_info_h *	app_info
	)

Creates the application information handle.

Since :: 2.3

Parameters:

[in]	app_id	The application ID
[out]	app_info	The application information handle

Returns:: 0 on success, otherwise a negative error value

Return values:

APP_MANAGER_ERROR_NONE	Successful
APP_MANAGER_ERROR_INVALID_PARAMETER	Invalid parameter
APP_MANAGER_ERROR_NO_SUCH_APP	The app is not installed
APP_MANAGER_ERROR_OUT_OF_MEMORY	Out of memory

See also:: app_manager_foreach_app_info(); app_manager_get_app_info()

int app_info_destroy ( app_info_h app_info )

Destroys the application information handle and releases all its resources.

Since :: 2.3

Parameters:

[in] app_info The application information handle

Returns:: 0 on success, otherwise a negative error value

Return values:

APP_MANAGER_ERROR_NONE	Successful
APP_MANAGER_ERROR_INVALID_PARAMETER	Invalid parameter

See also:: app_manager_foreach_app_info(); app_manager_get_app_info()

int app_info_filter_add_bool	(	app_info_filter_h	handle,
		const char *	property,
		const bool	value
	)

Adds a boolean filter property to the filter handle.

Since :: 2.3

Parameters:

[in]	handle	The pointer to the application info filter handle
[in]	property	The integer property name
[in]	value	The value corresponding to the property

Returns:: 0 on success, otherwise a negative error value

Return values:

APP_MANAGER_ERROR_NONE	Successful
APP_MANAGER_ERROR_INVALID_PARAMETER	Invalid parameter
APP_MANAGER_ERROR_IO_ERROR	I/O error

int app_info_filter_add_string	(	app_info_filter_h	handle,
		const char *	property,
		const char *	value
	)

Adds a string filter property to the filter handle.

Since :: 2.3

Parameters:

[in]	handle	The pointer to the application info filter handle
[in]	property	The integer property name
[in]	value	The value corresponding to the property

Returns:: 0 on success, otherwise a negative error value

Return values:

APP_MANAGER_ERROR_NONE	Successful
APP_MANAGER_ERROR_INVALID_PARAMETER	Invalid parameter
APP_MANAGER_ERROR_IO_ERROR	I/O error

int app_info_filter_count_appinfo	(	app_info_filter_h	handle,
		int *	count
	)

Gets the count of filtered apps.

Since :: 2.3

Parameters:

[in]	handle	The pointer to the application info filter handle
[out]	count	The pointer to the variable for count

Returns:: 0 on success, otherwise a negative error value

Return values:

APP_MANAGER_ERROR_NONE	Successful
APP_MANAGER_ERROR_INVALID_PARAMETER	Invalid parameter
APP_MANAGER_ERROR_IO_ERROR	I/O error

int app_info_filter_create ( app_info_filter_h * handle )

Creates the application information filter handle from DB. All filter properties will be ANDed.

Since :: 2.3

Parameters:

[out] handle The pointer to the application info filter handle

Returns:: 0 on success, otherwise a negative error value

Return values:

APP_MANAGER_ERROR_NONE	Successful
APP_MANAGER_ERROR_INVALID_PARAMETER	Invalid parameter
APP_MANAGER_ERROR_OUT_OF_MEMORY	Out of memory
APP_MANAGER_ERROR_IO_ERROR	I/O error

int app_info_filter_destroy ( app_info_filter_h handle )

Destroys the application information filter handle, freeing up all the resources.

Since :: 2.3

Parameters:

[in] handle The pointer to the application info filter handle

Returns:: 0 on success, otherwise a negative error value

Return values:

APP_MANAGER_ERROR_NONE	Successful
APP_MANAGER_ERROR_INVALID_PARAMETER	Invalid parameter
APP_MANAGER_ERROR_IO_ERROR	I/O error

int app_info_filter_foreach_appinfo	(	app_info_filter_h	handle,
		app_info_filter_cb	callback,
		void *	user_data
	)

Executes the user supplied callback function for each application that satisfy the filter conditions.

Since :: 2.3

Parameters:

[in]	handle	The pointer to the application info filter handle
[in]	callback	The callback function
[in]	user_data	The user data to be passed to the callback function

Returns:: 0 on success, otherwise a negative error value

Return values:

APP_MANAGER_ERROR_NONE	Successful
APP_MANAGER_ERROR_INVALID_PARAMETER	Invalid parameter
APP_MANAGER_ERROR_IO_ERROR	I/O error

int app_info_foreach_category	(	app_info_h	app_info,
		app_info_category_cb	callback,
		void *	user_data
	)

Runs a callback for each category which the given application belongs to.

Warning:: This is not for use by third-party applications.

Since :: 4.0

Privilege Level:: platform

Privilege:: http://tizen.org/privilege/packagemanager.admin

Parameters:

[in]	app_info	The application information
[in]	callback	The callback function
[in]	user_data	The user data to be passed to the callback function

Returns:: 0 on success, otherwise a negative error value

Return values:

APP_MANAGER_ERROR_NONE	Successful
APP_MANAGER_ERROR_INVALID_PARAMETER	Invalid parameter
APP_MANAGER_ERROR_IO_ERROR	I/O error
APP_MANAGER_ERROR_PERMISSION_DENIED	Permission denied

See also:: app_info_create()

int app_info_foreach_metadata	(	app_info_h	app_info,
		app_info_metadata_cb	callback,
		void *	user_data
	)

Gets the list of metadata for a particular application.

Since :: 2.3

Parameters:

[in]	app_info	The application information
[in]	callback	The callback function for list
[in]	user_data	The user data to be passed to callback function

Returns:: 0 on success, otherwise a negative error value

Return values:

APP_MANAGER_ERROR_NONE	Successful
APP_MANAGER_ERROR_INVALID_PARAMETER	Invalid parameter
APP_MANAGER_ERROR_IO_ERROR	I/O error

int app_info_get_app_component_type	(	app_info_h	app_info,
		app_info_app_component_type_e *	type
	)

Gets the application component type.

Since :: 4.0

Parameters:

[in]	app_info	The application information
[out]	type	The application component type

Returns:: 0 on success, otherwise a negative error value

Return values:

APP_MANAGER_ERROR_NONE	Successful
APP_MANAGER_ERROR_INVALID_PARAMETER	Invalid parameter
APP_MANAGER_ERROR_IO_ERROR	I/O error

See also:: PACKAGE_INFO_PROP_APP_COMPONENT_TYPE; app_info_app_component_type_e

int app_info_get_app_id	(	app_info_h	app_info,
		char **	app_id
	)

Gets the application ID with the given application context.

Since :: 2.3

Remarks:: You must release app_id using free().

Parameters:

[in]	app_info	The application information
[out]	app_id	The application ID of the given application context

Returns:: 0 on success, otherwise a negative error value

Return values:

APP_MANAGER_ERROR_NONE	Successful
APP_MANAGER_ERROR_INVALID_PARAMETER	Invalid parameter
APP_MANAGER_ERROR_OUT_OF_MEMORY	Out of memory

int app_info_get_exec	(	app_info_h	app_info,
		char **	exec
	)

Gets the executable path of the application.

Since :: 2.3

Remarks:: You must release exec path using free().

Parameters:

[in]	app_info	The application information
[out]	exec	The executable path of the application

Returns:: 0 on success, otherwise a negative error value

Return values:

APP_MANAGER_ERROR_NONE	Successful
APP_MANAGER_ERROR_INVALID_PARAMETER	Invalid parameter
APP_MANAGER_ERROR_OUT_OF_MEMORY	Out of memory

int app_info_get_icon	(	app_info_h	app_info,
		char **	path
	)

Gets the absolute path to the icon image.

Since :: 2.3

Remarks:: You must release path using free().

Parameters:

[in]	app_info	The application information
[out]	path	The absolute path to the icon

Returns:: 0 on success, otherwise a negative error value

Return values:

APP_MANAGER_ERROR_NONE	Successful
APP_MANAGER_ERROR_INVALID_PARAMETER	Invalid parameter
APP_MANAGER_ERROR_OUT_OF_MEMORY	Out of memory

int app_info_get_label	(	app_info_h	app_info,
		char **	label
	)

Gets the label of the application.

Since :: 2.3

Remarks:: You must release label using free().

Parameters:

[in]	app_info	The application information
[out]	label	The label of the application

Returns:: 0 on success, otherwise a negative error value

Return values:

APP_MANAGER_ERROR_NONE	Successful
APP_MANAGER_ERROR_INVALID_PARAMETER	Invalid parameter
APP_MANAGER_ERROR_OUT_OF_MEMORY	Out of memory

int app_info_get_localed_label	(	const char *	app_id,
		const char *	locale,
		char **	label
	)

Gets the localed name of the application.

Since :: 2.3

Remarks:: You must release localed name using free().

Parameters:

[in]	app_id	The application ID
[in]	locale	The locale information
[out]	label	The localed name of the application

Returns:: 0 on success, otherwise a negative error value

Return values:

APP_MANAGER_ERROR_NONE	Successful
APP_MANAGER_ERROR_INVALID_PARAMETER	Invalid parameter
APP_MANAGER_ERROR_OUT_OF_MEMORY	Out of memory

int app_info_get_package	(	app_info_h	app_info,
		char **	package
	)

Gets the package name.

Since :: 2.3

Remarks:: You must release package name using free().

Parameters:

[in]	app_info	The application information
[out]	package	The package name

Returns:: 0 on success, otherwise a negative error value

Return values:

APP_MANAGER_ERROR_NONE	Successful
APP_MANAGER_ERROR_INVALID_PARAMETER	Invalid parameter
APP_MANAGER_ERROR_OUT_OF_MEMORY	Out of memory

int app_info_get_type	(	app_info_h	app_info,
		char **	type
	)

Gets the package type name.

Since :: 2.3

Remarks:: You must release package type name using free().

Parameters:

[in]	app_info	The application information
[out]	type	The package type

Returns:: 0 on success, otherwise a negative error value

Return values:

APP_MANAGER_ERROR_NONE	Successful
APP_MANAGER_ERROR_INVALID_PARAMETER	Invalid parameter
APP_MANAGER_ERROR_OUT_OF_MEMORY	Out of memory

int app_info_is_enabled	(	app_info_h	app_info,
		bool *	enabled
	)

Checks whether application is enabled.

Since :: 2.3

Parameters:

[in]	app_info	The application information
[out]	enabled	`true` if the application is enabled, otherwise `false`

Returns:: 0 on success, otherwise a negative error value

Return values:

APP_MANAGER_ERROR_NONE	Successful
APP_MANAGER_ERROR_INVALID_PARAMETER	Invalid parameter

int app_info_is_equal	(	app_info_h	lhs,
		app_info_h	rhs,
		bool *	equal
	)

Checks whether two application information are equal.

Since :: 2.3

Parameters:

[in]	lhs	The first application information to compare
[in]	rhs	The second application information to compare
[out]	equal	`true` if the application information are equal, otherwise `false`

Returns:: 0 on success, otherwise a negative error value

Return values:

APP_MANAGER_ERROR_NONE	Successful
APP_MANAGER_ERROR_INVALID_PARAMETER	Invalid parameter

int app_info_is_nodisplay	(	app_info_h	app_info,
		bool *	nodisplay
	)

Checks whether application information is nodisplay.

Since :: 2.3

Parameters:

[in]	app_info	The application information
[out]	nodisplay	`true` if the application is nodisplay, otherwise `false`

Returns:: 0 on success, otherwise a negative error value

Return values:

APP_MANAGER_ERROR_NONE	Successful
APP_MANAGER_ERROR_INVALID_PARAMETER	Invalid parameter

int app_info_is_onboot	(	app_info_h	app_info,
		bool *	onboot
	)

Checks whether application is launched on booting time.

Since :: 2.3

Parameters:

[in]	app_info	The application information
[out]	onboot	`true` if the application is launched on booting time, otherwise `false`

Returns:: 0 on success, otherwise a negative error value

Return values:

APP_MANAGER_ERROR_NONE	Successful
APP_MANAGER_ERROR_INVALID_PARAMETER	Invalid parameter

int app_info_is_preload	(	app_info_h	app_info,
		bool *	preload
	)

Checks whether application is preloaded.

Since :: 2.3

Parameters:

[in]	app_info	The application information
[out]	preload	`true` if the application is preloaded, otherwise `false`

Returns:: 0 on success, otherwise a negative error value

Return values:

APP_MANAGER_ERROR_NONE	Successful
APP_MANAGER_ERROR_INVALID_PARAMETER	Invalid parameter

int app_info_metadata_filter_add	(	app_info_metadata_filter_h	handle,
		const char *	key,
		const char *	value
	)

Adds filter condition for the query API.

The query will search the entire application metadata information collected from the manifest file of all the installed packages. You can specify value as NULL to search based on key only.

Since :: 2.3

Parameters:

[in]	handle	The pointer to the application metadata info filter handle
[in]	key	The pointer to metadata key
[in]	value	The pointer to metadata value

Returns:: 0 on success, otherwise a negative error value

Return values:

APP_MANAGER_ERROR_NONE	Successful
APP_MANAGER_ERROR_INVALID_PARAMETER	Invalid parameter
APP_MANAGER_ERROR_IO_ERROR	I/O error

int app_info_metadata_filter_create ( app_info_metadata_filter_h * handle )

Creates the application's metadata information filter handle from DB.

Since :: 2.3

Parameters:

[out] handle The pointer to the application metadata info filter handle

Returns:: 0 on success, otherwise a negative error value

Return values:

APP_MANAGER_ERROR_NONE	Successful
APP_MANAGER_ERROR_INVALID_PARAMETER	Invalid parameter
APP_MANAGER_ERROR_OUT_OF_MEMORY	Out of memory
APP_MANAGER_ERROR_IO_ERROR	I/O error

int app_info_metadata_filter_destroy ( app_info_metadata_filter_h handle )

Destroys the application's metadata information filter handle.

Since :: 2.3

Parameters:

[in] handle The pointer to the application info filter handle

Returns:: 0 on success, otherwise a negative error value

Return values:

APP_MANAGER_ERROR_NONE	Successful
APP_MANAGER_ERROR_INVALID_PARAMETER	Invalid parameter
APP_MANAGER_ERROR_IO_ERROR	I/O error

int app_info_metadata_filter_foreach	(	app_info_metadata_filter_h	handle,
		app_info_filter_cb	callback,
		void *	user_data
	)

Executes the filter query.

The query will search the entire application metadata information collected from the manifest file of all the installed packages. For each application returned by the query, the callback will be called. If callback returns negative value, no more callbacks will be called and API will return.

Since :: 2.3

Parameters:

[in]	handle	The pointer to the application metadata info filter handle
[in]	callback	The function pointer to callback
[in]	user_data	The pointer to user data

Returns:: 0 on success, otherwise a negative error value

Return values:

APP_MANAGER_ERROR_NONE	Successful
APP_MANAGER_ERROR_INVALID_PARAMETER	Invalid parameter
APP_MANAGER_ERROR_IO_ERROR	I/O error

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