This function returns the available visual types for the default
screen. It's equivalent to listing the visuals
(gdkListVisuals) and then looking at the type field in each
visual, removing duplicates.
Usage
gdkQueryVisualTypes()
Arguments
Value
A list containing the following elements:
visual.types
return location for the available visual types
count
return location for the number of available visual types
Details
The list returned by this function should not be freed.
