ofono/doc/stk-api.txt

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SimToolkit Hierarchy [experimental]
===============
Service org.ofono
Interface org.ofono.SimToolkit
Object path [variable prefix]/{modem0,modem1,...}
Methods dict GetProperties()
Returns properties for the SimToolkit object. See the
properties section for available properties.
Possible Errors: [service].Error.InvalidArguments
array{byte} GetIcon(byte id)
Returns the icon data for icon identified by id.
Possible Errors: [service].Error.InvalidArguments
[service].Error.InvalidFormat
[service].Error.NotFound
void SelectItem(byte item, object agent)
Selects an item from the main menu, thus triggering
a new user session. The agent parameter specifies
a new agent to be used for the duration of the
user session.
void RegisterAgent(object path)
Registers a default agent to be used for SIM initiated
actions such as Display Text, Get Inkey or Get Input.
These can typically occur when a special SMS is
received and might not involve interaction from the
user.
Possible Errors: [service].Error.InvalidArguments
[service].Error.InvalidFormat
[service].Error.InUse
void UnregisterAgent(object path)
Unregisters the default agent. If no agent is
registered then unsolicited commands from the SIM
are rejected.
Possible Errors: [service].Error.InvalidArguments
[service].Error.InvalidFormat
[service].Error.NotFound
[service].Error.NotAuthorized
Signals PropertyChanged(string property, variant value)
Signal is emitted whenever a property has changed.
The new value is passed as the signal argument.
Properties string IdleModeText [readonly]
Contains the text to be used when the home screen is
idle. This text is set by the SIM and can change
at any time.
byte IdleModeIcon [readonly]
Contains the identifier of the icon accompanying
the idle mode text.
array{struct{string, byte}} MainMenu [readonly]
Contains the items that make up the main menu. This
is populated by the SIM when it sends the Setup Menu
Proactive Command. The main menu is always available,
but its contents can be changed at any time. Each
item contains the item label and icon identifier.
string MainMenuTitle [readonly]
Contains the title of the main menu.
string MainMenuIcon [readonly]
Contains the identifier of the icon for the main menu.
SimToolkitAgent Hierarchy [experimental]
===============
Service unique name
Interface org.ofono.SimToolkitAgent
Object path freely definable
Methods byte RequestSelection(string title, byte icon_id,
array{struct(string, byte)} items,
int16 default)
Tells the agent to ask the user to select an item
from the menu. The default is set the the default
item index or -1 if no default is provided.
This function should return the index of the item or
an error given below.
Possible Errors: [service].Error.SimToolkit.GoBack
Implementation notes:
- Data / Navigation type not indicated
- Soft key preferred not indicated
- Help available ignored
void DisplayText(string text, byte icon_id, boolean urgent)
Tells the agent to display text from the SIM. The
boolean urgent parameter tells the agent whether this
is an urgent message and all other messages should be
cleared prior to the display of this text.
Possible Errors: [service].Error.SimToolkit.GoBack
[service].Error.SimToolkit.Busy
Implementation notes:
- High / normal priority indicated by urgent
- The clear message after delay / wait for user to
clear flags are handled as follows. If the wait for
user flag is set, then oFono sets a higher timeout
for the Agent DisplayText method call. It will then
call Cancel() on the agent after this timeout
expires and the "No response from user" terminal
response is sent. If the agent returns earlier from
this method call, a terminal response "Command
"performed successfully" is sent.
It might be required to pass a flag to the UI to
hint it that allocation of an 'acknowledgement'
button is required in the case of a longer timeout.
However, the UI can figure this out itself as well
based on a timer threshold. More input needed.
- Immediate Response indication is handled internally,
terminal response is sent immediately and no other
indication is given to the user / agent. Response
from this method call is ignored and a short
timeout is used for the method call. Once another
proactive command arrives, and the DisplayText is
still pending, Cancel() is called.
string RequestInput(string alpha, byte icon_id,
string default, byte min, byte max,
boolean hide_typing)
Tells the agent to request an input string from the
user. The alpha parameter and icon_id gives context
to the user. The default string contains the suggested
default by the SIM. The min and max parameters contain
how many characters the user should enter. The
parameter hide_typing indicates whether user's typing
should be opaque.
Possible Errors: [service].Error.SimToolkit.GoBack
Implementation notes:
- It is still unclear how to handle gsm vs ucs2
accepted alphabet selection. Can the reduced
character set functionality from SMS be applied
here? If not, then an extra gsm vs ucs2 acceptance
argument needs to be added.
string RequestDigits(string alpha, byte icon_id,
string default, byte min, byte max,
boolean hide_typing)
Same as GetInput but only digit characters (0-9, *#+)
are expected.
Possible Errors: [service].Error.SimToolkit.GoBack
string RequestKey(string alpha, byte icon_id)
Tells the agent to request a single input key from
the user. The alpha parameter contains the context
for the request.
Possible Errors: [service].Error.SimToolkit.GoBack
string RequestDigit(string alpha, byte icon_id)
Same as above, but only digits (0-9, *#+) are
expected.
Possible Errors: [service].Error.SimToolkit.GoBack
boolean RequestConfirmation(string alpha, byte icon_id)
Asks the agent to get confirmation from the user.
Possible Errors: [service].Error.SimToolkit.GoBack
boolean ConfirmCallSetup(string information, byte icon_id)
Asks the agent to request user to confirm an
outgoing call setup. If confirmed, the next new
outgoing call reported by VoiceCallManager will
have the Information and Icon properties set to
inform the user. Hanging up before the call is
connected will cause EndSession reply to be sent.
Possible Errors: [service].Error.SimToolkit.EndSession
void PlayTone(string tone, string text, byte icon_id)
Tells the agent to play an audio tone once. The
method should return once the tone is finished
playing. The text parameter contains an optional
text to be displayed to the user. The following
tones are defined:
"dial-tone"
"busy"
"congestion"
"radio-path-acknowledge"
"radio-path-not-available"
"error"
"call-waiting"
"ringing-tone"
"general-beep"
"positive-acknowledgement"
"negative-acknowledgement"
"user-ringing-tone"
"user-sms-alert"
"critical" (high priority)
"vibrate"
"happy"
"sad"
"urgent-action"
"question"
"message-received"
Possible Errors: [service].Error.SimToolkit.EndSession
void LoopTone(string tone, string text, byte icon_id)
Tells the agent to reproduce an audio tone in a
loop until the method call is cancelled. See
PlayTone() above for the list of possible tone names.
The text parameter contains an optional text to
be displayed to the user.
Possible Errors: [service].Error.SimToolkit.EndSession
void DisplayActionInformation(string text, byte icon_id)
Supplies a text string and/or icon concerning the
current activity in the terminal and UICC. The
text should be displayed to the user on screen
until the call is canceled using Cancel(). This
method should not return.
boolean ConfirmLaunchBrowser(string information,
byte icon_id, string url)
Asks the agent to request user to confirm launch
browser. If confirmed, then the agent should send
confirmation message to oFono and then should open
the launch browser with the given url.
void Cancel() [noreply]
Asks the agent to cancel any ongoing operation in
progress. This is usually either because the agent
is taking too long to respond, the Sim Application
has terminated the session or a task has finished.
void Release() [noreply]
Agent is being released, possibly because of oFono
terminating, SimToolkit interface torn down or modem
off. If the agent is registered as a global agent,
no UnregisterAgent call is expected.