IpcRendererEvent对象继承Event

• sender IpcRenderer - 发出事件的源头 IpcRenderer 实例
• senderId Integer Deprecated - The webContents.id that sent the message, you can call event.sender.sendTo(event.senderId, ...) to reply to the message, see ipcRenderer.sendTo for more information. 仅适用于从不同renderer发来的信息。 从主进程直接发来的信息的 event.senderId是设置为0的。
• senderIsMainFrame boolean (optional) Deprecated - Whether the message sent via ipcRenderer.sendTo was sent by the main frame. This is relevant when nodeIntegrationInSubFrames is enabled in the originating webContents.
• ports MessagePortMain[] - 带有此消息传递的 MessagePort 列表