Added a new function: AddNewEvent, which only adds an event to the list if it doesn't already exist. Kept the old one as it might me useful to be able to add an event more than once.
### Hedgewars
# - Try to find the Sparkle framework
# Once done this will define
#
# SPARKLE_FOUND - system has Sparkle
# SPARKLE_INCLUDE_DIR - the Sparkle include directory
# SPARKLE_LIBRARY - The library needed to use Sparkle
# Copyright (c) 2009, Vittorio Giovara, <vittorio.giovara@gmail.com>
#
# Redistribution and use is allowed according to the terms of a Creative Commons license.
# For details see http://creativecommons.org/licenses/by-sa/3.0/
# original version of this module was derived from Richard Laerkaeng, <richard@goteborg.utfors.se>
include (CheckLibraryExists)
find_path(SPARKLE_INCLUDE_DIR Sparkle.h)
find_library(SPARKLE_LIBRARY NAMES Sparkle)
if (SPARKLE_INCLUDE_DIR AND SPARKLE_LIBRARY)
set(SPARKLE_FOUND TRUE)
else ()
set(SPARKLE_FOUND FALSE)
endif ()
if (SPARKLE_FOUND)
if (NOT Sparkle_FIND_QUIETLY)
message(STATUS "Found Sparkle: ${SPARKLE_LIBRARY}")
endif ()
else ()
if (Sparkle_FIND_REQUIRED)
message(FATAL_ERROR "Could NOT find Sparkle framework")
else ()
if (NOT Sparkle_FIND_QUIETLY)
message(STATUS "Could NOT find Sparkle framework, autoupdate feature will be disabled")
endif()
endif ()
endif ()