adding new stuff

plugins/bundle/xptemplate/autoload/xpt/settingswitch.vim

@@ -0,0 +1,47 @@
+exec xpt#once#init
+let s:oldcpo = &cpo
+set cpo-=< cpo+=B
+let s:log = xpt#debug#Logger( 'warn' )
+fun! xpt#settingswitch#New()
+	return { 'settings':[], 'saved':[], }
+endfunction
+fun! xpt#settingswitch#Add(inst,key,value)
+	if a:inst.saved != []
+		throw "settings are already saved and can not be added again"
+	endif
+	let a:inst.settings += [[a:key,a:value]]
+endfunction
+fun! xpt#settingswitch#AddList(inst,...)
+	if a:inst.saved != []
+		throw "settings are already saved and can not be added again"
+	endif
+	for item in a:000
+		let a:inst.settings += [[item[0],item[1]]]
+	endfor
+endfunction
+fun! xpt#settingswitch#Switch(inst)
+	if a:inst.saved != []
+		return
+	endif
+	for [key,value] in a:inst.settings
+		call insert(a:inst.saved,[key,eval(key)])
+		if type( value ) == type( '' )
+			exe 'let ' key '=' string( value )
+		elseif type(value) == type({})
+			if has_key( value, 'exe' )
+				exe value.exe
+			endif
+		endif
+		unlet value
+	endfor
+endfunction
+fun! xpt#settingswitch#Restore(inst)
+	if a:inst.saved == []
+		return
+	endif
+	for setting in a:inst.saved
+		exe 'let '. setting[0] . '=' . string( setting[1] )
+	endfor
+	let a:inst.saved = []
+endfunction
+let &cpo = s:oldcpo