private bool SetDiskControlExtInterface(void *data)
{
if (data == null)
{
return(false);
}
retro_disk_control_ext_callback inCallback = Marshal.PtrToStructure <retro_disk_control_ext_callback>((IntPtr)data);
_wrapper.Disk = new DiskInterface(_wrapper, inCallback);
return(true);
}
public DiskInterface(Wrapper wrapper, retro_disk_control_ext_callback callback)
{
_wrapper = wrapper;
_callback = new retro_disk_control_ext_callback()
{
set_eject_state = callback.set_eject_state ?? ((bool ejected) => false),
get_eject_state = callback.get_eject_state ?? (() => false),
get_image_index = callback.get_image_index ?? (() => 0),
set_image_index = callback.set_image_index ?? ((uint index) => false),
get_num_images = callback.get_num_images ?? (() => 0),
replace_image_index = callback.replace_image_index ?? ((uint index, ref retro_game_info info) => false),
add_image_index = callback.add_image_index ?? (() => false),
set_initial_image = callback.set_initial_image ?? ((uint index, IntPtr path) => false),
get_image_path = callback.get_image_path ?? ((uint index, IntPtr path, ulong len) => false),
get_image_label = callback.get_image_label ?? ((uint index, IntPtr label, ulong len) => false)
};
}