79 lines
2.2 KiB
Go
79 lines
2.2 KiB
Go
|
// Copyright 2021 The Oto Authors
|
||
|
|
//
|
||
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
||
|
|
// you may not use this file except in compliance with the License.
|
||
|
|
// You may obtain a copy of the License at
|
||
|
|
//
|
||
|
|
// http://www.apache.org/licenses/LICENSE-2.0
|
||
|
|
//
|
||
|
|
// Unless required by applicable law or agreed to in writing, software
|
||
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
||
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||
|
|
// See the License for the specific language governing permissions and
|
||
|
|
// limitations under the License.
|
||
|
|
|
||
|
|
//go:build darwin && !ios
|
||
|
|
|
||
|
|
package oto
|
||
|
|
|
||
|
|
import (
|
||
|
|
"unsafe"
|
||
|
|
|
||
|
|
"github.com/ebitengine/purego"
|
||
|
|
"github.com/ebitengine/purego/objc"
|
||
|
|
)
|
||
|
|
|
||
|
|
const defaultOneBufferSizeInBytes = 2048
|
||
|
|
|
||
|
|
// setNotificationHandler sets a handler for sleep/wake notifications.
|
||
|
|
func setNotificationHandler() error {
|
||
|
|
appkit, err := purego.Dlopen("/System/Library/Frameworks/AppKit.framework/Versions/Current/AppKit", purego.RTLD_GLOBAL)
|
||
|
|
if err != nil {
|
||
|
|
return err
|
||
|
|
}
|
||
|
|
|
||
|
|
// Create the Observer object
|
||
|
|
var class objc.Class
|
||
|
|
class, err = objc.RegisterClass("OtoNotificationObserver", objc.GetClass("NSObject"), nil, nil,
|
||
|
|
[]objc.MethodDef{
|
||
|
|
{
|
||
|
|
Cmd: objc.RegisterName("receiveSleepNote:"),
|
||
|
|
Fn: setGlobalPause,
|
||
|
|
},
|
||
|
|
{
|
||
|
|
Cmd: objc.RegisterName("receiveWakeNote:"),
|
||
|
|
Fn: setGlobalResume,
|
||
|
|
},
|
||
|
|
})
|
||
|
|
|
||
|
|
observer := objc.ID(class).Send(objc.RegisterName("new"))
|
||
|
|
|
||
|
|
notificationCenter := objc.ID(objc.GetClass("NSWorkspace")).Send(objc.RegisterName("sharedWorkspace")).Send(objc.RegisterName("notificationCenter"))
|
||
|
|
|
||
|
|
// Dlsym returns a pointer to the object so dereference it
|
||
|
|
s, err := purego.Dlsym(appkit, "NSWorkspaceWillSleepNotification")
|
||
|
|
if err != nil {
|
||
|
|
return err
|
||
|
|
}
|
||
|
|
|
||
|
|
notificationCenter.Send(objc.RegisterName("addObserver:selector:name:object:"),
|
||
|
|
observer,
|
||
|
|
objc.RegisterName("receiveSleepNote:"),
|
||
|
|
*(*uintptr)(unsafe.Pointer(s)),
|
||
|
|
0,
|
||
|
|
)
|
||
|
|
|
||
|
|
s, err = purego.Dlsym(appkit, "NSWorkspaceDidWakeNotification")
|
||
|
|
if err != nil {
|
||
|
|
return err
|
||
|
|
}
|
||
|
|
|
||
|
|
notificationCenter.Send(objc.RegisterName("addObserver:selector:name:object:"),
|
||
|
|
observer,
|
||
|
|
objc.RegisterName("receiveWakeNote:"),
|
||
|
|
*(*uintptr)(unsafe.Pointer(s)),
|
||
|
|
0,
|
||
|
|
)
|
||
|
|
return nil
|
||
|
|
}
|