mirror of
https://gitee.com/energye/energy.git
synced 2024-12-11 01:13:17 +08:00
788 lines
24 KiB
Go
788 lines
24 KiB
Go
//----------------------------------------
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//
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// Copyright © yanghy. All Rights Reserved.
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//
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// Licensed under Apache License Version 2.0, January 2004
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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//----------------------------------------
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// energy 渲染进程 IPC
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package cef
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import (
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"errors"
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"github.com/energye/energy/v2/cef/internal/ipc"
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ipcArgument "github.com/energye/energy/v2/cef/ipc/argument"
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"github.com/energye/energy/v2/cef/ipc/context"
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"github.com/energye/energy/v2/cef/ipc/target"
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"github.com/energye/energy/v2/consts"
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"github.com/energye/energy/v2/pkgs/json"
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"time"
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)
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// ipcRenderProcess 渲染进程
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type ipcRenderProcess struct {
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isInitRenderIPC bool
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ipcObject *ICefV8Value // ipc object
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emitHandler *ipcEmitHandler // ipc.emit handler
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onHandler *ipcOnHandler // ipc.on handler
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waitChan *ipc.WaitChan
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v8Context *ICefV8Context
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}
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func (m *ipcRenderProcess) clear() {
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if m.ipcObject != nil {
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m.ipcObject.Free()
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m.ipcObject = nil
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}
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if m.onHandler != nil {
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m.onHandler.clear()
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}
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if m.v8Context != nil {
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m.v8Context.Free()
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m.v8Context = nil
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}
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}
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func (m *ipcRenderProcess) initEventGlobal() {
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if m.v8Context == nil {
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m.v8Context = V8ContextRef.Current()
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}
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}
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// jsOnEvent JS ipc.on 监听事件
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func (m *ipcRenderProcess) jsOnEvent(name string, object *ICefV8Value, arguments *TCefV8ValueArray, retVal *ResultV8Value, exception *ResultString) (result bool) {
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if name != internalIPCOn {
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return
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} else if arguments.Size() != 2 { //必须是2个参数
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exception.SetValue("ipc.on parameter should be 2 quantity")
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arguments.Free()
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return
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}
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m.initEventGlobal()
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var (
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onName *ICefV8Value // 事件名
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onNameValue string // 事件名
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onCallback *ICefV8Value // 事件回调函数
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)
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onName = arguments.Get(0)
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//事件名,第一个参数必须是字符串
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if !onName.IsString() {
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exception.SetValue("ipc.on event name should be a string")
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arguments.Free()
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return
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}
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onCallback = arguments.Get(1)
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//回调函数,第二个参数必须是函数
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if !onCallback.IsFunction() {
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exception.SetValue("ipc.on event callback should be a function")
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arguments.Free()
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return
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}
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retVal.SetResult(V8ValueRef.NewBool(true))
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onCallback.SetCanNotFree(true)
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onNameValue = onName.GetStringValue()
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//ipc on
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m.onHandler.addCallback(onNameValue, &ipcCallback{function: V8ValueRef.UnWrap(onCallback), name: V8ValueRef.UnWrap(onName)})
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result = true
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return
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}
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// ipcGoExecuteJSEvent Go ipc.emit 执行JS事件
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func (m *ipcRenderProcess) ipcGoExecuteJSEvent(browser *ICefBrowser, frame *ICefFrame, sourceProcess consts.CefProcessId, message *ICefProcessMessage) (result bool) {
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result = true
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argumentListBytes := message.ArgumentList().GetBinary(0)
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//接收二进制数据失败
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if argumentListBytes == nil {
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return
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}
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var messageDataBytes []byte
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if argumentListBytes.IsValid() {
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size := argumentListBytes.GetSize()
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messageDataBytes = make([]byte, size)
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c := argumentListBytes.GetData(messageDataBytes, 0)
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argumentListBytes.Free()
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message.Free()
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if c == 0 {
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return
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}
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}
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var messageId int32
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var emitName string
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var argument ipcArgument.IList
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var argumentList json.JSONArray
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if messageDataBytes != nil {
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argument = ipcArgument.UnList(messageDataBytes)
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messageId = argument.MessageId()
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emitName = argument.GetEventName()
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if argument.JSON() != nil {
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argumentList = argument.JSON().JSONArray()
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}
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messageDataBytes = nil
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}
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defer func() {
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if argument != nil {
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argument.Reset()
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}
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if argumentList != nil {
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argumentList.Free()
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}
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}()
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if callback := ipcRender.onHandler.getCallback(emitName); callback != nil {
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var callbackArgsBytes interface{}
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//enter v8context
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if m.v8Context.Enter() {
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var ret *ICefV8Value
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var argsArray *TCefV8ValueArray
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var err error
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if argumentList != nil {
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//bytes to v8array value
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argsArray, err = ValueConvert.BytesToV8ArrayValue(argumentList.Bytes())
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}
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if argsArray != nil && err == nil {
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// parse v8array success
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ret = callback.function.ExecuteFunctionWithContext(m.v8Context, nil, argsArray)
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argsArray.Free()
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} else {
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// parse v8array fail
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ret = callback.function.ExecuteFunctionWithContext(m.v8Context, nil, nil)
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}
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if ret != nil && ret.IsValid() && messageId != 0 { // messageId != 0 callback func args
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// v8value to process message bytes
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callbackArgsBytes = ValueConvert.V8ValueToProcessMessageArray(ret)
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ret.Free()
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} else if ret != nil {
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ret.Free()
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}
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//exit v8context
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m.v8Context.Exit()
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}
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if messageId != 0 { //messageId != 0 callback func
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callbackMessage := &ipcArgument.List{
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Id: messageId,
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BId: ipc.RenderChan().BrowserId(),
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Name: internalIPCGoExecuteJSEventReplay,
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}
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if callbackArgsBytes != nil {
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callbackMessage.Data = callbackArgsBytes //json.NewJSONArray(callbackArgsBytes).Data()
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}
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// send ipc message
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// send bytes data to browser ipc
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ipc.RenderChan().IPC().Send(callbackMessage.Bytes())
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callbackMessage.Reset()
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}
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}
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return
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}
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// 规则选项名定义
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const (
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ruleName = "name"
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ruleArguments = "arguments"
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ruleCallback = "callback"
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ruleMode = "mode"
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ruleWaitTime = "waitTime"
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ruleTarget = "target"
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)
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// 触发模式
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type modelRule int8
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const (
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modelAsync modelRule = iota // 异步
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modelWait // 等待结果
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)
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// 触发接收目标
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type targetRule int8
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const (
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targetMain targetRule = iota //主进程
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targetCurrent //当前进程
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targetOther //其它子进程
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)
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// 执行规则
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type executeRule int8
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const (
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exerOption executeRule = iota //选项
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exerArgs //参数
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)
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// 触发模式是 modelWait 时的默认等待时间
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const defaultEmitWaitTime = 5 * time.Second
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// jsExecuteRule
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//
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// JS 执行规则
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type jsExecuteRule struct {
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rule executeRule //规则
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model modelRule //模式 默认 modelAsync
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waitTime time.Duration //等待时间,当触发模式为 modelWait 有效, 默认5000毫秒
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target targetRule //目标 默认 targetMain
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first *ICefV8Value //
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emitName *ICefV8Value //事件名
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emitNameValue string //事件名值
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emitArgs *ICefV8Value //事件参数
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emitCallback *ICefV8Value //事件回调函数
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}
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// freeV8Value
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func (*jsExecuteRule) freeV8Value(value *ICefV8Value) {
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if value != nil {
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value.Free()
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}
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}
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// freeAll
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func (m *jsExecuteRule) freeAll() {
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m.freeV8Value(m.first)
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m.freeV8Value(m.emitName)
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m.freeV8Value(m.emitArgs)
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m.freeV8Value(m.emitCallback)
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m.emitNameValue = ""
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}
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// 执行规则
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func (*ipcRenderProcess) jsExecuteGoRule(name string, arguments *TCefV8ValueArray) (*jsExecuteRule, error) {
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if arguments.Size() >= 1 {
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m := new(jsExecuteRule)
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m.first = arguments.Get(0)
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m.waitTime = defaultEmitWaitTime // default
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if m.first.IsString() { // args
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m.emitName = m.first
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m.emitNameValue = m.emitName.GetStringValue()
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if name == internalIPCEmitWait { // 等待超时返回结果
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m.model = modelWait
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} else {
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m.model = modelAsync // default
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}
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if arguments.Size() == 2 {
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args2 := arguments.Get(1)
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if args2.IsArray() {
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m.emitArgs = args2
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} else if m.model == modelAsync && args2.IsFunction() {
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m.emitCallback = args2
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} else if m.model == modelWait && args2.IsUInt() {
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// 等待超时触发
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waitTimeValue := args2.GetUIntValue()
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args2.Free()
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if waitTimeValue > 0 {
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m.waitTime = time.Duration(waitTimeValue) * time.Millisecond
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}
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} else {
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m.freeAll()
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if m.model == modelAsync {
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return nil, errors.New("ipc.emit second argument can only be a input parameter. third parameter can only be a callback function")
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} else {
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return nil, errors.New("ipc.emitWait second argument can only be a input parameter. third parameter can only be a timeout time")
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}
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}
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} else if arguments.Size() == 3 {
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m.emitArgs = arguments.Get(1)
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// 第三个参数, 根据触发模式
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args3 := arguments.Get(2)
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// 异步触发
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if m.model == modelAsync && args3.IsFunction() {
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m.emitCallback = args3
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} else if m.model == modelWait && args3.IsUInt() {
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// 等待超时触发
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waitTimeValue := args3.GetUIntValue()
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args3.Free()
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if waitTimeValue > 0 {
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m.waitTime = time.Duration(waitTimeValue) * time.Millisecond
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}
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} else {
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m.freeAll()
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if m.model == modelAsync {
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return nil, errors.New("ipc.emit second argument can only be a input parameter. third parameter can only be a callback function")
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} else {
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return nil, errors.New("ipc.emitWait second argument can only be a input parameter. third parameter can only be a timeout time")
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}
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}
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}
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m.rule = exerArgs
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m.target = targetMain // default
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return m, nil
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} else if m.first.IsObject() { // options
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keys := m.first.GetKeys()
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keyMap := make(map[string]bool, keys.Count())
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for i := 0; i < keys.Count(); i++ {
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keyMap[keys.Get(i)] = true
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}
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keys.Free()
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// 事件名称
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if _, ok := keyMap[ruleName]; ok {
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m.emitName = m.first.getValueByKey(ruleName)
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if !m.emitName.IsString() {
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m.freeAll()
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return nil, errors.New("ipc.emit event name is incorrect, Pass as an string")
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}
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m.emitNameValue = m.emitName.GetStringValue()
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} else {
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m.freeAll()
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return nil, errors.New("ipc.emit event name is incorrect, Pass as an string")
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}
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// 参数列表
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if _, ok := keyMap[ruleArguments]; ok {
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m.emitArgs = m.first.getValueByKey(ruleArguments) // array
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if !m.emitArgs.IsArray() {
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m.freeAll()
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return nil, errors.New("ipc.emit event arguments is incorrect, Pass as an array")
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}
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}
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// 回调函数
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if _, ok := keyMap[ruleCallback]; ok {
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m.emitCallback = m.first.getValueByKey(ruleCallback) // function
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if !m.emitCallback.IsFunction() {
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m.freeAll()
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return nil, errors.New("ipc.emit event callback function is incorrect, Pass as an function")
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}
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}
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// 触发模式
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if _, ok := keyMap[ruleMode]; ok {
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mode := m.first.getValueByKey(ruleMode) // int 0:async or 1:sync, default 0:async
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if !mode.IsInt() {
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m.freeAll()
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return nil, errors.New("ipc.emit event mode is incorrect, Pass as an integer")
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}
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modeValue := modelRule(mode.GetIntValue())
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mode.Free()
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if modeValue == modelAsync || modeValue == modelWait {
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m.model = modeValue
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} else {
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m.model = modelAsync // default
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}
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} else {
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m.model = modelAsync // default
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}
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// 触发等待时间,触发模式为 modelWait 有效
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if _, ok := keyMap[ruleWaitTime]; ok && m.model == modelWait {
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waitTime := m.first.getValueByKey(ruleWaitTime) // int 0:async or 1:sync, default 0:async
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if !waitTime.IsUInt() {
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m.freeAll()
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return nil, errors.New("ipc.emitWait The timeout waiting time is incorrect, Pass as an uint, unit millisecond")
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}
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// 单位 毫秒
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waitTimeValue := waitTime.GetUIntValue()
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waitTime.Free()
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if waitTimeValue > 0 {
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m.waitTime = time.Duration(waitTimeValue) * time.Millisecond
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}
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}
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// 触发目标
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if _, ok := keyMap[ruleTarget]; ok {
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target := m.first.getValueByKey(ruleTarget) // int 0:main 1:current 2:other
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if !target.IsInt() {
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m.freeAll()
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return nil, errors.New("ipc.emit event target is incorrect, Pass as an integer")
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}
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targetValue := targetRule(target.GetIntValue())
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target.Free()
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if targetValue == targetMain || targetValue == targetCurrent || targetValue == targetOther {
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m.target = targetValue
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} else {
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m.target = targetMain // default
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}
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} else {
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m.target = targetMain // default
|
||
}
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||
m.rule = exerOption
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return m, nil
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||
}
|
||
}
|
||
return nil, errors.New("ipc.emit first argument must be the event name or option rule")
|
||
}
|
||
|
||
// jsExecuteGoEvent
|
||
//
|
||
// JS 执行 GO 监听事件
|
||
func (m *ipcRenderProcess) jsExecuteGoEvent(name string, object *ICefV8Value, arguments *TCefV8ValueArray, retVal *ResultV8Value, exception *ResultString) (result bool) {
|
||
m.initEventGlobal()
|
||
result = true
|
||
var args interface{}
|
||
defer func() {
|
||
if args != nil {
|
||
args = nil
|
||
}
|
||
}()
|
||
rule, err := m.jsExecuteGoRule(name, arguments)
|
||
if err == nil {
|
||
defer rule.freeAll()
|
||
if rule.emitArgs != nil { //入参
|
||
//V8Value 转换
|
||
args = ValueConvert.V8ValueToProcessMessageArray(rule.emitArgs)
|
||
if args == nil {
|
||
exception.SetValue("ipc.emit convert parameter to value value error")
|
||
return
|
||
}
|
||
}
|
||
var isWait = rule.model == modelWait //等待超时返回结果
|
||
//单进程 不通过进程消息, 全是同步
|
||
if application.SingleProcess() {
|
||
callback := &ipcCallback{}
|
||
if rule.emitCallback != nil { //callback function
|
||
callback.resultType = rt_function
|
||
callback.function = rule.emitCallback
|
||
} else { //variable
|
||
callback.resultType = rt_variable
|
||
}
|
||
m.singleProcess(rule.emitNameValue, callback, args)
|
||
if callback.resultType == rt_variable {
|
||
if callback.variable != nil {
|
||
retVal.SetResult(callback.variable)
|
||
} else {
|
||
retVal.SetResult(V8ValueRef.NewBool(true))
|
||
}
|
||
} else {
|
||
retVal.SetResult(V8ValueRef.NewBool(true))
|
||
}
|
||
} else { //多进程
|
||
// 等待超时 或 当前子进程
|
||
if isWait || rule.target == targetCurrent {
|
||
callback := &ipcCallback{isSync: true}
|
||
// 回调函数或变量方式接收返回值, 优先回调函数
|
||
if rule.emitCallback != nil { //callback function
|
||
callback.resultType = rt_function
|
||
callback.function = rule.emitCallback
|
||
} else { //variable
|
||
callback.resultType = rt_variable
|
||
}
|
||
//当前子进程
|
||
if rule.target == targetCurrent {
|
||
m.multiProcessCurrentProcess(rule.emitNameValue, callback, args)
|
||
} else { //等待 - 主进程
|
||
m.multiProcessWait(rule.emitNameValue, callback, rule.waitTime, args)
|
||
}
|
||
if callback.resultType == rt_variable {
|
||
if callback.variable != nil {
|
||
retVal.SetResult(callback.variable)
|
||
} else {
|
||
retVal.SetResult(V8ValueRef.NewBool(true))
|
||
}
|
||
} else {
|
||
retVal.SetResult(V8ValueRef.NewBool(true))
|
||
}
|
||
} else { // 异步 - 主进程
|
||
var messageId int32 = 0
|
||
if rule.emitCallback != nil {
|
||
rule.emitCallback.SetCanNotFree(true)
|
||
callback := &ipcCallback{resultType: rt_function, function: V8ValueRef.UnWrap(rule.emitCallback)}
|
||
messageId = m.emitHandler.addCallback(callback)
|
||
}
|
||
var (
|
||
message target.IProcessMessage
|
||
v8Context *ICefV8Context // CEF49
|
||
)
|
||
if application.IsSpecVer49() {
|
||
// CEF49
|
||
// TODO 不清楚为什么要单独获取一次,尝试在全局定义一个和局部获取都不能完成发送消息???
|
||
// 其它地方又不需要重新获取???
|
||
v8Context = V8ContextRef.Current()
|
||
message = v8Context.Browser()
|
||
} else {
|
||
message = m.v8Context.Frame()
|
||
}
|
||
// 在多进程时,发送多进程异步消息,如果当前CEF版本是CEF49使用Browser的发送消息函数
|
||
if success := m.multiProcessAsync(message, messageId, rule.emitNameValue, args); !success {
|
||
//失败,释放回调函数
|
||
rule.emitCallback.SetCanNotFree(false)
|
||
}
|
||
retVal.SetResult(V8ValueRef.NewBool(true))
|
||
if v8Context != nil {
|
||
// CEF49
|
||
v8Context.Free()
|
||
}
|
||
}
|
||
}
|
||
} else {
|
||
// emit rule error
|
||
println("js execute go event error:", err.Error())
|
||
}
|
||
return
|
||
}
|
||
|
||
// multiProcessCurrentProcess 多进程消息 - 当前进程
|
||
func (m *ipcRenderProcess) multiProcessCurrentProcess(emitName string, callback *ipcCallback, data interface{}) {
|
||
// 主进程
|
||
eventCallback := ipc.CheckOnEvent(emitName)
|
||
var ipcContext context.IContext
|
||
if eventCallback != nil {
|
||
ipcContext = context.NewContext(m.v8Context.Browser().Identifier(), m.v8Context.Frame().Identifier(), true, json.NewJSONArray(data))
|
||
//调用监听函数
|
||
if ctxCallback := eventCallback.ContextCallback(); ctxCallback != nil {
|
||
ctxCallback.Invoke(ipcContext)
|
||
} else if argsCallback := eventCallback.ArgumentCallback(); argsCallback != nil {
|
||
argsCallback.Invoke(ipcContext)
|
||
}
|
||
}
|
||
if ipcContext != nil && callback != nil {
|
||
//处理回复消息
|
||
replay := ipcContext.Replay()
|
||
if replay.Result() != nil && len(replay.Result()) > 0 {
|
||
m.executeCallbackFunction(true, callback, json.NewJSONArray(replay.Result()))
|
||
return
|
||
}
|
||
}
|
||
m.executeCallbackFunction(false, callback, nil)
|
||
}
|
||
|
||
// singleProcess 单进程
|
||
func (m *ipcRenderProcess) singleProcess(emitName string, callback *ipcCallback, data interface{}) {
|
||
if ipcBrowser == nil {
|
||
return
|
||
}
|
||
// 当前为主进程
|
||
ipcContext := ipcBrowser.jsExecuteGoMethod(m.v8Context.Browser().Identifier(), m.v8Context.Frame().Identifier(), emitName, json.NewJSONArray(data))
|
||
if ipcContext != nil && callback != nil {
|
||
// 处理回复消息
|
||
replay := ipcContext.Replay()
|
||
if replay.Result() != nil && len(replay.Result()) > 0 {
|
||
m.executeCallbackFunction(true, callback, json.NewJSONArray(replay.Result()))
|
||
return
|
||
}
|
||
}
|
||
m.executeCallbackFunction(false, callback, nil)
|
||
}
|
||
|
||
// 多进程消息 - 会阻塞渲染进程,并等待 delay 时间后自动返回
|
||
func (m *ipcRenderProcess) multiProcessWait(emitName string, callback *ipcCallback, delay time.Duration, data interface{}) {
|
||
//延迟等待接收结果,默认5秒
|
||
messageId := m.waitChan.NextMessageId()
|
||
resultChan := make(chan interface{})
|
||
m.waitChan.Pending.Store(messageId, func(result interface{}) {
|
||
select {
|
||
case resultChan <- result:
|
||
}
|
||
})
|
||
// 组装消息
|
||
message := &ipcArgument.List{
|
||
Id: messageId,
|
||
BId: ipc.RenderChan().BrowserId(),
|
||
Name: internalIPCJSExecuteGoWaitEvent,
|
||
EventName: emitName,
|
||
Data: data,
|
||
}
|
||
//发送数据到主进程
|
||
ipc.RenderChan().IPC().Send(message.Bytes())
|
||
message.Reset()
|
||
// 开始计时, 直到 delay 时间结束,或正常返回结果
|
||
delayer := m.waitChan.NewDelayer(messageId, delay)
|
||
select {
|
||
case resultData := <-resultChan:
|
||
//接收成功,停止
|
||
delayer.Stop()
|
||
delayer = nil
|
||
var argumentList json.JSONArray
|
||
if resultData != nil {
|
||
argumentList = resultData.(json.JSONArray)
|
||
}
|
||
if argumentList != nil {
|
||
m.executeCallbackFunction(true, callback, argumentList)
|
||
argumentList.Free()
|
||
} else {
|
||
m.executeCallbackFunction(false, callback, nil)
|
||
}
|
||
}
|
||
|
||
}
|
||
|
||
// 多进程消息 - 异步
|
||
func (m *ipcRenderProcess) multiProcessAsync(processMessage target.IProcessMessage, messageId int32, emitName string, data interface{}) bool {
|
||
if processMessage != nil {
|
||
message := &ipcArgument.List{
|
||
Id: messageId,
|
||
EventName: emitName,
|
||
Data: data,
|
||
}
|
||
processMessage.SendProcessMessageForJSONBytes(internalIPCJSExecuteGoEvent, consts.PID_BROWSER, message.Bytes())
|
||
message.Reset()
|
||
return true
|
||
}
|
||
return false
|
||
}
|
||
|
||
// JS执行Go监听,Go的消息回复
|
||
func (m *ipcRenderProcess) ipcJSExecuteGoEventMessageReply(browser *ICefBrowser, frame *ICefFrame, sourceProcess consts.CefProcessId, message *ICefProcessMessage) (result bool) {
|
||
result = true
|
||
argumentListBytes := message.ArgumentList().GetBinary(0)
|
||
if argumentListBytes == nil {
|
||
return
|
||
}
|
||
var messageDataBytes []byte
|
||
if argumentListBytes.IsValid() {
|
||
size := argumentListBytes.GetSize()
|
||
messageDataBytes = make([]byte, size)
|
||
c := argumentListBytes.GetData(messageDataBytes, 0)
|
||
argumentListBytes.Free()
|
||
if c == 0 {
|
||
return
|
||
}
|
||
}
|
||
var (
|
||
messageId int32
|
||
isReturnArgs bool
|
||
argumentList ipcArgument.IList // json.JSONArray
|
||
)
|
||
if messageDataBytes != nil {
|
||
argumentList = ipcArgument.UnList(messageDataBytes)
|
||
messageId = argumentList.MessageId()
|
||
isReturnArgs = argumentList.JSON() != nil
|
||
messageDataBytes = nil
|
||
}
|
||
defer func() {
|
||
if argumentList != nil {
|
||
argumentList.Reset()
|
||
}
|
||
}()
|
||
if m.v8Context == nil {
|
||
return
|
||
}
|
||
if callback := m.emitHandler.getCallback(messageId); callback != nil {
|
||
var returnArgs json.JSONArray
|
||
defer func() {
|
||
if returnArgs != nil {
|
||
returnArgs.Free()
|
||
}
|
||
}()
|
||
if callback.function != nil {
|
||
//设置允许释放
|
||
callback.function.SetCanNotFree(false)
|
||
}
|
||
if isReturnArgs {
|
||
//[]byte
|
||
returnArgs = argumentList.JSON().JSONArray()
|
||
}
|
||
if returnArgs != nil {
|
||
m.executeCallbackFunction(isReturnArgs, callback, returnArgs)
|
||
} else {
|
||
m.executeCallbackFunction(isReturnArgs, callback, nil)
|
||
}
|
||
callback.function.Free()
|
||
callback.name.Free()
|
||
}
|
||
return
|
||
}
|
||
|
||
// 执行 v8 function 回调函数
|
||
func (m *ipcRenderProcess) executeCallbackFunction(isReturnArgs bool, callback *ipcCallback, returnArgs json.JSONArray) {
|
||
if isReturnArgs { //有返回参数
|
||
//enter v8context
|
||
if m.v8Context.Enter() {
|
||
var argsArray *TCefV8ValueArray
|
||
var err error
|
||
if callback.resultType == rt_function {
|
||
if returnArgs != nil {
|
||
//bytes to v8array value
|
||
argsArray, err = ValueConvert.JSONArrayToV8ArrayValue(returnArgs)
|
||
}
|
||
if argsArray != nil && err == nil {
|
||
// parse v8array success
|
||
callback.function.ExecuteFunctionWithContext(m.v8Context, nil, argsArray).Free()
|
||
argsArray.Free()
|
||
} else {
|
||
// parse v8array fail
|
||
callback.function.ExecuteFunctionWithContext(m.v8Context, nil, nil).Free()
|
||
}
|
||
} else if callback.resultType == rt_variable {
|
||
if returnArgs != nil && returnArgs.Size() > 0 {
|
||
//bytes to v8array value
|
||
argsArray, err = ValueConvert.JSONArrayToV8ArrayValue(returnArgs)
|
||
if argsArray != nil && err == nil {
|
||
if argsArray.Size() == 1 {
|
||
callback.variable = argsArray.Get(0)
|
||
callback.variable.SetCanNotFree(true)
|
||
} else {
|
||
callback.variable = V8ValueRef.NewArray(int32(argsArray.Size()))
|
||
for i := 0; i < argsArray.Size(); i++ {
|
||
callback.variable.SetValueByIndex(int32(i), argsArray.Get(i))
|
||
}
|
||
}
|
||
argsArray.Free()
|
||
} else {
|
||
callback.variable = V8ValueRef.NewBool(true)
|
||
}
|
||
} else {
|
||
callback.variable = V8ValueRef.NewBool(true)
|
||
}
|
||
}
|
||
//exit v8context
|
||
m.v8Context.Exit()
|
||
}
|
||
} else { //无返回参数
|
||
if callback.resultType == rt_function {
|
||
if m.v8Context.Enter() {
|
||
callback.function.ExecuteFunctionWithContext(m.v8Context, nil, nil).Free()
|
||
m.v8Context.Exit()
|
||
}
|
||
} else if callback.resultType == rt_variable {
|
||
// null
|
||
}
|
||
}
|
||
}
|
||
|
||
// Go IPC 渲染进程监听
|
||
func (m *ipcRenderProcess) registerGoWaitReplayEvent() {
|
||
if m.isInitRenderIPC {
|
||
return
|
||
}
|
||
m.isInitRenderIPC = true
|
||
ipc.RenderChan().AddCallback(func(channelId int64, argument ipcArgument.IList) bool {
|
||
if argument != nil {
|
||
name := argument.GetName()
|
||
if name == internalIPCJSExecuteGoWaitEventReplay {
|
||
var (
|
||
messageId = argument.MessageId()
|
||
argumentList json.JSONArray
|
||
)
|
||
if argument.JSON() != nil {
|
||
argumentList = argument.JSON().JSONArray()
|
||
}
|
||
m.ipcJSExecuteGoSyncEventMessageReply(messageId, argumentList)
|
||
return true
|
||
}
|
||
}
|
||
return false
|
||
})
|
||
|
||
}
|
||
|
||
// JS执行Go事件 - 同步回复接收
|
||
func (m *ipcRenderProcess) ipcJSExecuteGoSyncEventMessageReply(messageId int32, argumentList json.JSONArray) {
|
||
m.waitChan.Done(messageId, argumentList)
|
||
}
|
||
|
||
// ipc
|
||
func (m *ipcRenderProcess) makeIPC(context *ICefV8Context) {
|
||
if m.ipcObject != nil {
|
||
// 刷新时释放掉
|
||
m.clear()
|
||
}
|
||
// ipc emit
|
||
m.emitHandler.handler = V8HandlerRef.New()
|
||
m.emitHandler.handler.Execute(m.jsExecuteGoEvent)
|
||
|
||
// ipc emit sync
|
||
m.emitHandler.handlerSync = V8HandlerRef.New()
|
||
m.emitHandler.handlerSync.Execute(m.jsExecuteGoEvent)
|
||
|
||
// ipc on
|
||
m.onHandler.handler = V8HandlerRef.New()
|
||
m.onHandler.handler.Execute(m.jsOnEvent)
|
||
|
||
// ipc object
|
||
m.ipcObject = V8ValueRef.NewObject(nil)
|
||
m.ipcObject.setValueByKey(internalIPCEmit, V8ValueRef.newFunction(internalIPCEmit, m.emitHandler.handler), consts.V8_PROPERTY_ATTRIBUTE_READONLY)
|
||
m.ipcObject.setValueByKey(internalIPCEmitWait, V8ValueRef.newFunction(internalIPCEmitWait, m.emitHandler.handlerSync), consts.V8_PROPERTY_ATTRIBUTE_READONLY)
|
||
m.ipcObject.setValueByKey(internalIPCOn, V8ValueRef.newFunction(internalIPCOn, m.onHandler.handler), consts.V8_PROPERTY_ATTRIBUTE_READONLY)
|
||
|
||
// ipc key to v8 global
|
||
context.Global().setValueByKey(internalIPC, m.ipcObject, consts.V8_PROPERTY_ATTRIBUTE_READONLY)
|
||
}
|