ITcHmiSrvExtHost Methods

DeleteConfigValue

Deletes a Value from the configuration of the TwinCAT HMI server extension.

Execute(Context, Command)

Executes a single Command in the domain of the specified Context.

Execute(Context, CommandGroup)

Executes the specified CommandGroup inside any domain.

GetConfigValue

Gets the configuration Value at the specified path.

Localize

Localizes an ILocalizable.

NotifyListener

Sends a notification if an Alarm has changed.

RegisterListener(Context, IListener)

Registers the specified IListener at the TwinCAT HMI server.

RegisterListener(Context, IListener, Value)

Registers the specified IListener at the TwinCAT HMI server using the specified settings.

RemoveTemporaryEvent

Sends a notification if an Alarm should be removed.

RenameConfigValue

Renames a Value in the configuration of the TwinCAT HMI server extension.

ReplaceConfigValue

Replaces a Value in the configuration of the TwinCAT HMI server extension.

ResetTemporaryEvents

Triggers a refresh of the list of events provided by a TwinCAT HMI server extension that implements the AlarmProviderListener.

Send(Context, Event)

Adds or updates an Event.

Send(Context, Message)

Adds a Message.

Send(Context, Event, EventLifetime)

Adds or updates an Event.

Send(Context, Message, EventLifetime)

Adds a Message.

SetConfigValue

Tries to add a Value to a map or vector in the configuration of the TwinCAT HMI server extension or update an existing configuration Value. Since the configuration Value is set asynchronously, you cannot rely on the Value really being set after this method returned. Therefore, you must verify this by using OnChange or calling GetConfigValue(Context, String).
Obsolete

UnregisterListener

Unregisters the specified IListener at the TwinCAT HMI server.