main_darwin.go RawHistoryFolder

1// SPDX-License-Identifier: Apache-2.0
2// SPDX-FileCopyrightText: 2022 The Ebitengine Authors
3
4package main
5
6import (
7	"fmt"
8	"unsafe"
9
10	"github.com/ebitengine/purego/objc"
11)
12
13var (
14	sel_new    = objc.RegisterName("new")
15	sel_init   = objc.RegisterName("init")
16	sel_setBar = objc.RegisterName("setBar:")
17	sel_bar    = objc.RegisterName("bar")
18)
19
20type barObject struct {
21	isa objc.Class `objc:"BarObject : NSObject <NSDelegateWindow>"`
22	bar int
23}
24
25func (b *barObject) Init(_cmd objc.SEL) objc.ID {
26	return objc.ID(unsafe.Pointer(b)).SendSuper(_cmd)
27}
28
29func (b *barObject) Bar(_cmd objc.SEL) int {
30	return b.bar
31}
32
33func (b *barObject) SetBar(_cmd objc.SEL, bar int) {
34	b.bar = bar
35}
36
37func (_ *barObject) Selector(metName string) objc.SEL {
38	switch metName {
39	case "Init":
40		return sel_init
41	case "SetBar":
42		return sel_setBar
43	case "Bar":
44		return sel_bar
45	default:
46		return 0
47	}
48}
49
50func main() {
51	class, err := objc.RegisterClass(&barObject{})
52	if err != nil {
53		panic(err)
54	}
55
56	var object = objc.ID(class).Send(sel_new)
57	object.Send(sel_setBar, 123)
58	var bar = int(object.Send(sel_bar))
59	fmt.Println(bar)
60	// Output: 123
61}