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Update README.md

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hrxiang 2021-07-20 14:53:28 +08:00 committed by GitHub
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@ -113,7 +113,11 @@ class CustomAdvancedMsgListener extends AdvancedMsgListener {
``` ```
// 创建消息监听 // 创建消息监听
// 在进入聊天界面后需要监听新消息然后渲染UI
// 每个聊天窗口都有唯一的uid（用户id）或gid（群组id）
// 根据uid或gid判断收到的消息是否属于当前窗口
var msgListener = CustomAdvancedMsgListener(onNewMessage: (message) { var msgListener = CustomAdvancedMsgListener(onNewMessage: (message) {
// 如果发送者id与当前聊天对象的id相等，或群组id与当前所在群id相等，则为当前窗口消息
if (message.sendID == uid || message.groupID == gid) { if (message.sendID == uid || message.groupID == gid) {
if (!chatMsgList.contains(message)) { if (!chatMsgList.contains(message)) {
// 当前聊天窗口新增消息 // 当前聊天窗口新增消息
@ -126,6 +130,7 @@ var msgListener = CustomAdvancedMsgListener(onNewMessage: (message) {
OpenIM.iMManager.messageManager.addAdvancedMsgListener(msgListener); OpenIM.iMManager.messageManager.addAdvancedMsgListener(msgListener);
// 移除消息监听 // 移除消息监听
// 添加消息监听后，如果界面dispose，请移除对应的监听
// OpenIM.iMManager.messageManager.removeAdvancedMsgListener(msgListener); // OpenIM.iMManager.messageManager.removeAdvancedMsgListener(msgListener);
``` ```
@ -140,8 +145,8 @@ var message = await OpenIM.iMManager.messageManager.createTextMessage(
OpenIM.iMManager.messageManager.sendMessage( OpenIM.iMManager.messageManager.sendMessage(
message: message, message: message,
onlineUserOnly: false, onlineUserOnly: false,
userID: uid, userID: uid,// 单聊值不为null
groupID: gid, groupID: gid,// 群聊值不为null
).then((v) { ).then((v) {
// 发送成功 // 发送成功
}).catchError((e){ }).catchError((e){