Method

PhoshDBusDisplayConfigcall_change_backlight_sync

Declaration [src]

gboolean
phosh_dbus_display_config_call_change_backlight_sync (
  PhoshDBusDisplayConfig* proxy,
  guint arg_serial,
  guint arg_output,
  gint arg_value,
  gint* out_new_value,
  GCancellable* cancellable,
  GError** error
)

Description [src]

Synchronously invokes the ChangeBacklight() D-Bus method on proxy. The calling thread is blocked until a reply is received.

See phosh_dbus_display_config_call_change_backlight() for the asynchronous version of this method.

Parameters

arg_serial guint
 

Argument to pass with the method invocation.

arg_output guint
 

Argument to pass with the method invocation.

arg_value gint
 

Argument to pass with the method invocation.

out_new_value gint*
 

Return location for return parameter or NULL to ignore.

 The argument will be set by the function.
 The argument can be NULL.
cancellable GCancellable
 

A GCancellable or NULL.

 The argument can be NULL.
 The data is owned by the caller of the function.
error GError **
  The return location for a GError*, or NULL.

Return value

Returns: gboolean
 

TRUE if the call succeeded, FALSE if error is set.