Unity.AppInfoManager – unity – Vala Binding Reference

Description:

public class AppInfoManager : Object

A singleton class that caches GLib.AppInfo objects. Singletons are evil, yes, but this on slightly less so because the exposed API is immutable.

To detect when any of the managed AppInfo objects changes, appears, or goes away listen for the 'changed' signal.

Namespace: Unity

Package: unity

Content:

Static methods:

public static AppInfoManager get_default ()

Get a ref to the singleton AppInfoManager

public static AppInfoManager get_instance ()

Methods:

public void clear ()

public unowned string[]? get_categories (string id)

Look up XDG categories for for desktop id or file path @id. Returns null if id is not found. This method will do sync IO if the desktop file for @id is not already cached. So if you are living in an async world you must first do an async call to lookup_async(id) before calling this method, in which case no sync io will be done.

public unowned string[]? get_keywords (string id)

Look up keywords for for desktop id or file path @id. The keywords will be an amalgamation of the X-GNOME-Keywords and X-AppInstall-Keywords fields from the .desktopfile. Returns null if id is not found. This method will do sync IO if the desktop file for @id is not already cached. So if you are living in an async world you must first do an async call to lookup_async(id) before calling this method, in which case no sync io will be done.

public string? get_path (string id)

Look up the full path to the desktop file for desktop id @id. Returns null if @id is not found. This method will do sync IO if the desktop file for @id is not already cached. So if you are living in an async world you must first do an async call to lookup_async(id) before calling this method, in which case no sync io will be done.

public AppInfo? lookup (string id)

Look up an AppInfo given its desktop id or absolute path. The desktop id is the base filename of the .desktop file for the application including the .desktop extension.

public async AppInfo? lookup_async (string id) throws Error

Look up an AppInfo given its desktop id or absolute path. The desktop id is the base filename of the .desktop file for the application including the .desktop extension.

Signals:

public signal void changed (string id, AppInfo? new_appinfo)

Emitted whenever an AppInfo in any of the monitored paths change. Note that @new_appinfo may be null in case it has been removed.

Inherited Members:

All known members inherited from class GLib.Object

@get
@new
@ref
@set
add_toggle_ref
add_weak_pointer
bind_property
connect
constructed
disconnect
dispose
dup_data
dup_qdata
force_floating
freeze_notify
get_class
get_data

get_property
get_qdata
get_type
getv
interface_find_property
interface_install_property
interface_list_properties
is_floating
new_valist
new_with_properties
newv
notify
notify_property
ref_count
ref_sink
remove_toggle_ref
remove_weak_pointer

replace_data
replace_qdata
set_data
set_data_full
set_property
set_qdata
set_qdata_full
set_valist
setv
steal_data
steal_qdata
thaw_notify
unref
watch_closure
weak_ref
weak_unref