energy/ipc/ipc.go

//----------------------------------------
//
// Copyright © yanghy. All Rights Reserved.
//
// Licensed under Apache License Version 2.0, January 2004
//
// https://www.apache.org/licenses/LICENSE-2.0
//
//----------------------------------------

package ipc

import (
	"github.com/energye/energy/common"
	"sync"
)

var (
	browser *browserIPC
)

// browserIPC 主进程 IPC
type browserIPC struct {
	onEvent map[string]EmitCallback
	lock    sync.Mutex
}

type EmitCallback func(context IContext)

func init() {
	if common.Args.IsMain() {
		browser = &browserIPC{onEvent: make(map[string]EmitCallback)}
	}
}

//On
// IPC GO 监听事件
func On(name string, fn EmitCallback) {
	if browser != nil {
		browser.addOnEvent(name, fn)
	}
}

//RemoveOn
// IPC GO 移除监听事件
func RemoveOn(name string) {
	if browser == nil || name == "" {
		return
	}
	browser.lock.Lock()
	defer browser.lock.Unlock()
	delete(browser.onEvent, name)
}

//Emit
// IPC GO 中触发 JS 监听的事件
func Emit(name string) {

}

//CheckOnEvent
// IPC 检查 GO 中监听的事件是存在, 并返回回调函数
func CheckOnEvent(name string) EmitCallback {
	if browser == nil || name == "" {
		return nil
	}
	browser.lock.Lock()
	defer browser.lock.Unlock()
	if callback, ok := browser.onEvent[name]; ok {
		return callback
	}
	return nil
}

// addOnEvent 添加监听事件
func (m *browserIPC) addOnEvent(name string, fn EmitCallback) {
	if m == nil || name == "" || fn == nil {
		return
	}
	m.lock.Lock()
	defer m.lock.Unlock()
	m.onEvent[name] = fn
}

// emitOnEvent 触发监听事件
func (m *browserIPC) emitOnEvent(name string, argumentList IArrayValue) {
	if m == nil || name == "" || argumentList == nil {
		return
	}
	m.lock.Lock()
	defer m.lock.Unlock()

}