## PkControl

PkControl — For querying data about PackageKit

## Synopsis

    #define             PK_CONTROL_ERROR
    #define             PK_CONTROL_TYPE_ERROR
                        PkControlPrivate;
                        PkControl;
                        PkControlClass;
    enum                PkControlError;
    GQuark              pk_control_error_quark              (void);
    PkControl *         pk_control_new                      (void);
    void                pk_control_test                     (gpointer user_data);
    void                pk_control_get_tid_async            (PkControl *control,
                                                             GCancellable *cancellable,
                                                             GAsyncReadyCallback callback,
                                                             gpointer user_data);
    gchar *             pk_control_get_tid_finish           (PkControl *control,
                                                             GAsyncResult *res,
                                                             GError **error);
    void                pk_control_suggest_daemon_quit_async
                                                            (PkControl *control,
                                                             GCancellable *cancellable,
                                                             GAsyncReadyCallback callback,
                                                             gpointer user_data);
    gboolean            pk_control_suggest_daemon_quit_finish
                                                            (PkControl *control,
                                                             GAsyncResult *res,
                                                             GError **error);
    void                pk_control_get_daemon_state_async   (PkControl *control,
                                                             GCancellable *cancellable,
                                                             GAsyncReadyCallback callback,
                                                             gpointer user_data);
    gchar *             pk_control_get_daemon_state_finish  (PkControl *control,
                                                             GAsyncResult *res,
                                                             GError **error);
    void                pk_control_set_proxy_async          (PkControl *control,
                                                             const gchar *proxy_http,
                                                             const gchar *proxy_ftp,
                                                             GCancellable *cancellable,
                                                             GAsyncReadyCallback callback,
                                                             gpointer user_data);
    gboolean            pk_control_set_proxy_finish         (PkControl *control,
                                                             GAsyncResult *res,
                                                             GError **error);
    void                pk_control_set_root_async           (PkControl *control,
                                                             const gchar *root,
                                                             GCancellable *cancellable,
                                                             GAsyncReadyCallback callback,
                                                             gpointer user_data);
    gboolean            pk_control_set_root_finish          (PkControl *control,
                                                             GAsyncResult *res,
                                                             GError **error);
    void                pk_control_get_network_state_async  (PkControl *control,
                                                             GCancellable *cancellable,
                                                             GAsyncReadyCallback callback,
                                                             gpointer user_data);
    PkNetworkEnum       pk_control_get_network_state_finish (PkControl *control,
                                                             GAsyncResult *res,
                                                             GError **error);
    void                pk_control_get_time_since_action_async
                                                            (PkControl *control,
                                                             PkRoleEnum role,
                                                             GCancellable *cancellable,
                                                             GAsyncReadyCallback callback,
                                                             gpointer user_data);
    guint               pk_control_get_time_since_action_finish
                                                            (PkControl *control,
                                                             GAsyncResult *res,
                                                             GError **error);
    void                pk_control_get_transaction_list_async
                                                            (PkControl *control,
                                                             GCancellable *cancellable,
                                                             GAsyncReadyCallback callback,
                                                             gpointer user_data);
    gchar **            pk_control_get_transaction_list_finish
                                                            (PkControl *control,
                                                             GAsyncResult *res,
                                                             GError **error);
    void                pk_control_can_authorize_async      (PkControl *control,
                                                             const gchar *action_id,
                                                             GCancellable *cancellable,
                                                             GAsyncReadyCallback callback,
                                                             gpointer user_data);
    PkAuthorizeEnum     pk_control_can_authorize_finish     (PkControl *control,
                                                             GAsyncResult *res,
                                                             GError **error);
    void                pk_control_get_properties_async     (PkControl *control,
                                                             GCancellable *cancellable,
                                                             GAsyncReadyCallback callback,
                                                             gpointer user_data);
    gboolean            pk_control_get_properties_finish    (PkControl *control,
                                                             GAsyncResult *res,
                                                             GError **error);

## Object Hierarchy

      GObject
       +----PkControl

## Properties

      "backend-author"           gchar*                : Read / Write
      "backend-description"      gchar*                : Read / Write
      "backend-name"             gchar*                : Read / Write
      "connected"                gboolean              : Read / Write
      "distro-id"                gchar*                : Read / Write
      "filters"                  guint64               : Read / Write
      "groups"                   guint64               : Read / Write
      "locked"                   gboolean              : Read / Write
      "mime-types"               gchar*                : Read / Write
      "network-state"            guint                 : Read / Write
      "roles"                    guint64               : Read / Write
      "version-major"            guint                 : Read
      "version-micro"            guint                 : Read
      "version-minor"            guint                 : Read

## Signals

      "repo-list-changed"                              : Run Last
      "restart-schedule"                               : Run Last
      "transaction-list-changed"                       : Run Last
      "updates-changed"                                : Run Last

## Description

A GObject to use for accessing PackageKit asynchronously.

## Details

### PK_CONTROL_ERROR

    #define PK_CONTROL_ERROR (pk_control_error_quark ())

### PK_CONTROL_TYPE_ERROR

    #define PK_CONTROL_TYPE_ERROR (pk_control_error_get_type ())

### PkControlPrivate

    typedef struct _PkControlPrivate PkControlPrivate;

Private PkControl data

### PkControl

    typedef struct _PkControl PkControl;

### PkControlClass

    typedef struct {
    	GObjectClass parent_class;

    	/* signals */
    	void		(* transaction_list_changed) (PkControl *control,
    							 gchar		**transaction_ids);
    	void		(* updates_changed)		(PkControl *control);
    	void		(* repo_list_changed)		(PkControl *control);
    	void		(* network_state_changed) (PkControl *control);
    	void		(* restart_schedule)		(PkControl *control);
    	void		(* locked)			(PkControl *control,
    							 gboolean	 is_locked);
    	void		(* connection_changed)		(PkControl *control,
    							 gboolean	 connected);
    	/* padding for future expansion */
    	void (*_pk_reserved1) (void);
    	void (*_pk_reserved2) (void);
    	void (*_pk_reserved3) (void);
    	void (*_pk_reserved4) (void);
    	void (*_pk_reserved5) (void);
    } PkControlClass;

### enum PkControlError

    typedef enum
    {
    	PK_CONTROL_ERROR_FAILED,
    	PK_CONTROL_ERROR_CANNOT_START_DAEMON
    } PkControlError;

Errors that can be thrown

`PK_CONTROL_ERROR_FAILED` | the transaction failed for an unknown reason
`PK_CONTROL_ERROR_CANNOT_START_DAEMON` |

### pk_control_error_quark ()

    GQuark              pk_control_error_quark              (void);

We are a GObject that sets errors

Returns : | Our personal error quark.

Since 0.5.2

### pk_control_new ()

    PkControl *         pk_control_new                      (void);

Returns : | a new PkControl object.

Since 0.5.2

### pk_control_test ()

    void                pk_control_test                     (gpointer user_data);

`user_data` : |

### pk_control_get_tid_async ()

    void                pk_control_get_tid_async            (PkControl *control,
                                                             GCancellable *cancellable,
                                                             GAsyncReadyCallback callback,
                                                             gpointer user_data);

Gets a transacton ID from the daemon.

`control` : | a valid PkControl instance
`cancellable` : | a GCancellable or `NULL`
`callback` : | the function to run on completion
`user_data` : | the data to pass to `callback`

Since 0.5.2

### pk_control_get_tid_finish ()

    gchar *             pk_control_get_tid_finish           (PkControl *control,
                                                             GAsyncResult *res,
                                                             GError **error);

Gets the result from the asynchronous function.

`control` : | a valid PkControl instance
`res` : | the GAsyncResult
`error` : | A GError or `NULL`
Returns : | the ID, or `NULL` if unset, free with `g_free()`

Since 0.5.2

### pk_control_suggest_daemon_quit_async ()

    void                pk_control_suggest_daemon_quit_async
                                                            (PkControl *control,
                                                             GCancellable *cancellable,
                                                             GAsyncReadyCallback callback,
                                                             gpointer user_data);

Suggests to the daemon that it should quit as soon as possible.

`control` : | a valid PkControl instance
`cancellable` : | a GCancellable or `NULL`
`callback` : | the function to run on completion
`user_data` : | the data to pass to `callback`

Since 0.6.2

### pk_control_suggest_daemon_quit_finish ()

    gboolean            pk_control_suggest_daemon_quit_finish
                                                            (PkControl *control,
                                                             GAsyncResult *res,
                                                             GError **error);

Gets the result from the asynchronous function.

`control` : | a valid PkControl instance
`res` : | the GAsyncResult
`error` : | A GError or `NULL`
Returns : | `TRUE` if the suggestion was sent

Since 0.6.2

### pk_control_get_daemon_state_async ()

    void                pk_control_get_daemon_state_async   (PkControl *control,
                                                             GCancellable *cancellable,
                                                             GAsyncReadyCallback callback,
                                                             gpointer user_data);

Gets the debugging state from the daemon.

`control` : | a valid PkControl instance
`cancellable` : | a GCancellable or `NULL`
`callback` : | the function to run on completion
`user_data` : | the data to pass to `callback`

Since 0.5.2

### pk_control_get_daemon_state_finish ()

    gchar *             pk_control_get_daemon_state_finish  (PkControl *control,
                                                             GAsyncResult *res,
                                                             GError **error);

Gets the result from the asynchronous function.

`control` : | a valid PkControl instance
`res` : | the GAsyncResult
`error` : | A GError or `NULL`
Returns : | the ID, or `NULL` if unset, free with `g_free()`

Since 0.5.2

### pk_control_set_proxy_async ()

    void                pk_control_set_proxy_async          (PkControl *control,
                                                             const gchar *proxy_http,
                                                             const gchar *proxy_ftp,
                                                             GCancellable *cancellable,
                                                             GAsyncReadyCallback callback,
                                                             gpointer user_data);

Set a proxy on the PK daemon

`control` : | a valid PkControl instance
`proxy_http` : | a HTTP proxy string such as "username:password`server.lan`:8080"
`proxy_ftp` : | a FTP proxy string such as "server.lan:8080"
`cancellable` : | a GCancellable or `NULL`
`callback` : | the function to run on completion
`user_data` : | the data to pass to `callback`

Since 0.5.2

### pk_control_set_proxy_finish ()

    gboolean            pk_control_set_proxy_finish         (PkControl *control,
                                                             GAsyncResult *res,
                                                             GError **error);

Gets the result from the asynchronous function.

`control` : | a valid PkControl instance
`res` : | the GAsyncResult
`error` : | A GError or `NULL`
Returns : | `TRUE` if we set the proxy successfully

Since 0.5.2

### pk_control_set_root_async ()

    void                pk_control_set_root_async           (PkControl *control,
                                                             const gchar *root,
                                                             GCancellable *cancellable,
                                                             GAsyncReadyCallback callback,
                                                             gpointer user_data);

Set the install root for the backend used by PackageKit

`control` : | a valid PkControl instance
`root` : | an install root string such as "/mnt/ltsp"
`cancellable` : | a GCancellable or `NULL`
`callback` : | the function to run on completion
`user_data` : | the data to pass to `callback`

Since 0.6.4

### pk_control_set_root_finish ()

    gboolean            pk_control_set_root_finish          (PkControl *control,
                                                             GAsyncResult *res,
                                                             GError **error);

Gets the result from the asynchronous function.

`control` : | a valid PkControl instance
`res` : | the GAsyncResult
`error` : | A GError or `NULL`
Returns : | `TRUE` if we set the root successfully

Since 0.6.4

### pk_control_get_network_state_async ()

    void                pk_control_get_network_state_async  (PkControl *control,
                                                             GCancellable *cancellable,
                                                             GAsyncReadyCallback callback,
                                                             gpointer user_data);

`control` : |
`cancellable` : |
`callback` : |
`user_data` : |

### pk_control_get_network_state_finish ()

    PkNetworkEnum       pk_control_get_network_state_finish (PkControl *control,
                                                             GAsyncResult *res,
                                                             GError **error);

`control` : |
`res` : |
`error` : |
Returns : |

### pk_control_get_time_since_action_async ()

    void                pk_control_get_time_since_action_async
                                                            (PkControl *control,
                                                             PkRoleEnum role,
                                                             GCancellable *cancellable,
                                                             GAsyncReadyCallback callback,
                                                             gpointer user_data);

We may want to know how long it has been since we refreshed the cache or retrieved the update list.

`control` : | a valid PkControl instance
`role` : | the role enum, e.g. `PK_ROLE_ENUM_GET_UPDATES`
`cancellable` : | a GCancellable or `NULL`
`callback` : | the function to run on completion
`user_data` : | the data to pass to `callback`

Since 0.5.2

### pk_control_get_time_since_action_finish ()

    guint               pk_control_get_time_since_action_finish
                                                            (PkControl *control,
                                                             GAsyncResult *res,
                                                             GError **error);

Gets the result from the asynchronous function.

`control` : | a valid PkControl instance
`res` : | the GAsyncResult
`error` : | A GError or `NULL`
Returns : | `TRUE` if the daemon serviced the request

Since 0.5.2

### pk_control_get_transaction_list_async ()

    void                pk_control_get_transaction_list_async
                                                            (PkControl *control,
                                                             GCancellable *cancellable,
                                                             GAsyncReadyCallback callback,
                                                             gpointer user_data);

Gets the transactions currently running in the daemon.

`control` : | a valid PkControl instance
`cancellable` : | a GCancellable or `NULL`
`callback` : | the function to run on completion
`user_data` : | the data to pass to `callback`

Since 0.5.2

### pk_control_get_transaction_list_finish ()

    gchar **            pk_control_get_transaction_list_finish
                                                            (PkControl *control,
                                                             GAsyncResult *res,
                                                             GError **error);

Gets the result from the asynchronous function.

`control` : | a valid PkControl instance
`res` : | the GAsyncResult
`error` : | A GError or `NULL`
Returns : | A GStrv list of transaction ID's, free with `g_strfreev()`. [transfer full]

Since 0.5.2

### pk_control_can_authorize_async ()

    void                pk_control_can_authorize_async      (PkControl *control,
                                                             const gchar *action_id,
                                                             GCancellable *cancellable,
                                                             GAsyncReadyCallback callback,
                                                             gpointer user_data);

We may want to know before we run a method if we are going to be denied, accepted or challenged for authentication.

`control` : | a valid PkControl instance
`action_id` : | The action ID, for instance "org.freedesktop.PackageKit.install-untrusted"
`cancellable` : | a GCancellable or `NULL`
`callback` : | the function to run on completion
`user_data` : | the data to pass to `callback`

Since 0.5.2

### pk_control_can_authorize_finish ()

    PkAuthorizeEnum     pk_control_can_authorize_finish     (PkControl *control,
                                                             GAsyncResult *res,
                                                             GError **error);

Gets the result from the asynchronous function.

`control` : | a valid PkControl instance
`res` : | the GAsyncResult
`error` : | A GError or `NULL`
Returns : | the `PkAuthorizeEnum` or `PK_AUTHORIZE_ENUM_UNKNOWN` if the method failed

Since 0.5.2

### pk_control_get_properties_async ()

    void                pk_control_get_properties_async     (PkControl *control,
                                                             GCancellable *cancellable,
                                                             GAsyncReadyCallback callback,
                                                             gpointer user_data);

Gets global properties from the daemon.

`control` : | a valid PkControl instance
`cancellable` : | a GCancellable or `NULL`
`callback` : | the function to run on completion
`user_data` : | the data to pass to `callback`

Since 0.5.2

### pk_control_get_properties_finish ()

    gboolean            pk_control_get_properties_finish    (PkControl *control,
                                                             GAsyncResult *res,
                                                             GError **error);

Gets the result from the asynchronous function.

`control` : | a valid PkControl instance
`res` : | the GAsyncResult
`error` : | A GError or `NULL`
Returns : | `TRUE` if we set the proxy successfully

Since 0.5.2

## Property Details

### The `"backend-author"` property

      "backend-author"           gchar*                : Read / Write

Default value: NULL

Since 0.5.2

### The `"backend-description"` property

      "backend-description"      gchar*                : Read / Write

Default value: NULL

Since 0.5.2

### The `"backend-name"` property

      "backend-name"             gchar*                : Read / Write

Default value: NULL

Since 0.5.2

### The `"connected"` property

      "connected"                gboolean              : Read / Write

Default value: FALSE

Since 0.5.3

### The `"distro-id"` property

      "distro-id"                gchar*                : Read / Write

Default value: NULL

Since 0.5.5

### The `"filters"` property

      "filters"                  guint64               : Read / Write

Default value: 0

Since 0.5.2

### The `"groups"` property

      "groups"                   guint64               : Read / Write

Default value: 0

Since 0.5.2

### The `"locked"` property

      "locked"                   gboolean              : Read / Write

Default value: FALSE

Since 0.5.3

### The `"mime-types"` property

      "mime-types"               gchar*                : Read / Write

Default value: NULL

Since 0.5.2

### The `"network-state"` property

      "network-state"            guint                 : Read / Write

Default value: 6

Since 0.5.3

### The `"roles"` property

      "roles"                    guint64               : Read / Write

Default value: 0

Since 0.5.2

### The `"version-major"` property

      "version-major"            guint                 : Read

Default value: 0

Since 0.5.2

### The `"version-micro"` property

      "version-micro"            guint                 : Read

Default value: 0

Since 0.5.2

### The `"version-minor"` property

      "version-minor"            guint                 : Read

Default value: 0

Since 0.5.2

## Signal Details

### The `"repo-list-changed"` signal

    void                user_function                      (PkControl *control,
                                                            gpointer   user_data)      : Run Last

The ::repo-list-changed signal is emitted when the repo list may have changed and the control program may have to update some UI.

`control` : | the PkControl instance that emitted the signal
`user_data` : | user data set when the signal handler was connected.

### The `"restart-schedule"` signal

    void                user_function                      (PkControl *control,
                                                            gpointer   user_data)      : Run Last

The ::restart_schedule signal is emitted when the packagekitd service has been restarted because it has been upgraded. Client programs should reload themselves when it is convenient to do so, as old client tools may not be compatable with the new daemon.

`control` : | the PkControl instance that emitted the signal
`user_data` : | user data set when the signal handler was connected.

### The `"transaction-list-changed"` signal

    void                user_function                      (PkControl *control,
                                                            GStrv     *transaction_ids,
                                                            gpointer   user_data)            : Run Last

The ::transaction-list-changed signal is emitted when the list of transactions handled by the daemon is changed.

`control` : | the PkControl instance that emitted the signal
`transaction_ids` : | an GStrv array of transaction ID's
`user_data` : | user data set when the signal handler was connected.

### The `"updates-changed"` signal

    void                user_function                      (PkControl *control,
                                                            gpointer   user_data)      : Run Last

The ::updates-changed signal is emitted when the update list may have changed and the control program may have to update some UI.

`control` : | the PkControl instance that emitted the signal
`user_data` : | user data set when the signal handler was connected.