Import('env', 'os', 'glob', 'sys', 'hasQt', 'hasCollada', 'mainEnv', 
	'resources', 'converter_objects')

# For running Uic & Moc (below)
def recursiveDirs(root) :
	return filter((lambda a : a.rfind(".svn") == -1), [a[0] for a in os.walk(root)])

def unique(list) :
	return dict.fromkeys(list).keys()

def scanFiles(dir, accept=["*.cpp"], reject=[]) :
	sources = []
	paths = recursiveDirs(dir)
	for path in paths:
		for pattern in accept :
			sources+=glob.glob(path + "/" + pattern)
	for pattern in reject:
		sources = filter((lambda a : a.rfind(pattern) == -1), sources)
	sources = map((lambda a : os.path.basename(a)), sources)
	return unique(sources)

if hasQt:
	qtEnv = mainEnv.Clone()
	qtEnv.Append(CPPPATH=['#src/qtgui'])
	qtEnv.EnableQt4Modules(['QtGui', 'QtCore', 'QtOpenGL', 'QtXml', 'QtNetwork'])
	if sys.platform == 'win32':
		index = qtEnv['CXXFLAGS'].index('_CONSOLE')
		del qtEnv['CXXFLAGS'][index-1]
		del qtEnv['CXXFLAGS'][index-1]
		index = qtEnv['LINKFLAGS'].index('/SUBSYSTEM:CONSOLE')
		del qtEnv['LINKFLAGS'][index]
		qtEnv.Append(CXXFLAGS=['/D', '_WINDOWS'])
		qtEnv.Append(LINKFLAGS=['/SUBSYSTEM:WINDOWS'])
		qtEnv.Append(LIBS=['qtmain'])
	elif sys.platform == 'darwin':
		qtEnv.Append(LINKFLAGS=['-Fdependencies/darwin', '-framework', 'BWToolkitFramework'])

	bpath = env.GetBuildPath('#src/qtgui')
	qtInterfaces = [qtEnv.Uic4(uic) for uic in scanFiles(bpath, ['*.ui'])]
	qtResources = [qtEnv.Qrc(qrc) for qrc in scanFiles(bpath, ['*.qrc'])]
	qtSources = scanFiles(bpath, ['*.cpp']) + qtResources + resources

	if hasCollada:
		qtSources += converter_objects
		if env.has_key('COLLADALIBDIR'):
			qtEnv.Prepend(LIBPATH=env['COLLADALIBDIR'])
		if env.has_key('COLLADALIB'):
			qtEnv.Prepend(LIBS=env['COLLADALIB'])

	if sys.platform == 'darwin':
		qtEnv_osx = qtEnv.Clone()
		# Objective C++ does not permit the following optimization flags
		qtEnv_osx['CXXFLAGS'].remove('-fstrict-aliasing')
		qtEnv_osx['CXXFLAGS'].remove('-ftree-vectorize')
		qtEnv_osx['CXXFLAGS'].append('-fno-strict-aliasing')
		qtEnv_osx['CXXFLAGS'].append(['-Fdependencies/darwin', '-framework', 'BWToolkitFramework'])
		qtSources += qtEnv_osx.StaticObject('previewsettingsdlg_cocoa_impl.mm')
	else:
		qtSources = [x for x in qtSources if (not isinstance(x, str) or 'cocoa' not in x)]
	qtgui = qtEnv.Program('mtsgui', qtSources)
	if sys.platform == 'darwin':
		qtEnv.AddPostAction(qtgui, 'install_name_tool -change QtGui.framework/Versions/4/QtGui @executable_path/../Frameworks/QtGui $TARGET')
		qtEnv.AddPostAction(qtgui, 'install_name_tool -change QtCore.framework/Versions/4/QtCore @executable_path/../Frameworks/QtCore $TARGET')
		qtEnv.AddPostAction(qtgui, 'install_name_tool -change QtOpenGL.framework/Versions/4/QtOpenGL @executable_path/../Frameworks/QtOpenGL $TARGET')
		qtEnv.AddPostAction(qtgui, 'install_name_tool -change QtXml.framework/Versions/4/QtXml @executable_path/../Frameworks/QtXml $TARGET')
		qtEnv.AddPostAction(qtgui, 'install_name_tool -change QtNetwork.framework/Versions/4/QtNetwork @executable_path/../Frameworks/QtNetwork $TARGET')