Method

PhoshDBusDisplayConfigcall_get_crtc_gamma_sync

Declaration [src]

gboolean
phosh_dbus_display_config_call_get_crtc_gamma_sync (
  PhoshDBusDisplayConfig* proxy,
  guint arg_serial,
  guint arg_crtc,
  GVariant** out_red,
  GVariant** out_green,
  GVariant** out_blue,
  GCancellable* cancellable,
  GError** error
)

Description [src]

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

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

Parameters

arg_serial guint
 

Argument to pass with the method invocation.

arg_crtc guint
 

Argument to pass with the method invocation.

out_red GVariant
 

Return location for return parameter or NULL to ignore.

 The argument will be set by the function.
 The argument can be NULL.
 The instance takes ownership of the data, and is responsible for freeing it.
out_green GVariant
 

Return location for return parameter or NULL to ignore.

 The argument will be set by the function.
 The argument can be NULL.
 The instance takes ownership of the data, and is responsible for freeing it.
out_blue GVariant
 

Return location for return parameter or NULL to ignore.

 The argument will be set by the function.
 The argument can be NULL.
 The instance takes ownership of the data, and is responsible for freeing it.
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.