Package cn.mapway.ui.client.tools

Class DataBus

java.lang.Object

cn.mapway.ui.client.tools.DataBus

public class DataBus
extends Object

Databus 全局的数据总线 组件核模块可以订阅或者 浏览器页面是一个应用程序代码 这个应用和MQTT服务器之间 只有两个连接 1.个人消息 /ai/userid/# 2.系统消息 /ai/system/# 各种应用消息都通过这一个连接进行 MQTT会将接受的消息转发到这个数据总线上，由数据总线进行转发

Author:

zhangjianshe@gmail.com

Field Summary

Fields

Modifier and Type	Field	Description
static final String	TOPIC_UI_THEME_CHANGED

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	DataBus()

Method Summary

Modifier and Type	Method	Description
void	back()	像总线发送 返回上个页面请求
void	fire(String topic, int type, Object event)
static DataBus	get()	全局数据总线
EventBus	getEventBus()
void	message(String message)
void	register(String topic, IEventHandler handler)	注册事件
void	switchModule(SwitchModuleData data)
void	unregister(String topic, IEventHandler handler)	撤销对事件的监听

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

TOPIC_UI_THEME_CHANGED

public static final String TOPIC_UI_THEME_CHANGED

See Also:

• Constant Field Values

Constructor Details

DataBus

protected DataBus()

Method Details

get

public static DataBus get()

全局数据总线

Returns:

register

public void register(String topic,
 IEventHandler handler)

注册事件

Parameters:

topic -

handler -

unregister

public void unregister(String topic,
 IEventHandler handler)

撤销对事件的监听

Parameters:

topic -

handler -

fire

public void fire(String topic,
 int type,
 Object event)

getEventBus

public EventBus getEventBus()

switchModule

public void switchModule(SwitchModuleData data)

message

public void message(String message)

back

public void back()

像总线发送 返回上个页面请求