blob: 045c9fc5b09eb115580b26d303dc4d03ccb52d52 (
plain) (
blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
|
discard """
output: '''
HandlePrintEvent: Output -> Handled print event
HandlePrintEvent2: Output -> printing for ME
HandlePrintEvent2: Output -> printing for ME
'''
"""
import events
type
PrintEventArgs = object of EventArgs
user*: string
proc handleprintevent*(e: EventArgs) =
write(stdout, "HandlePrintEvent: Output -> Handled print event\n")
proc handleprintevent2*(e: EventArgs) =
var args: PrintEventArgs = PrintEventArgs(e)
write(stdout, "HandlePrintEvent2: Output -> printing for " & args.user)
var ee = initEventEmitter()
var eventargs: PrintEventArgs
eventargs.user = "ME\n"
##method one test
ee.on("print", handleprintevent)
ee.on("print", handleprintevent2)
ee.emit("print", eventargs)
##method two test
type
SomeObject = object of RootObj
printEvent: EventHandler
var obj: SomeObject
obj.printEvent = initEventHandler("print")
obj.printEvent.addHandler(handleprintevent2)
ee.emit(obj.printEvent, eventargs)
obj.printEvent.removeHandler(handleprintevent2)
ee.emit(obj.printEvent, eventargs)
|