From 09f00f8b72830ddddfbd3c204b8ab091036cd739 Mon Sep 17 00:00:00 2001
From: fengge <844143714@qq.com>
Date: Sun, 22 Mar 2026 14:27:52 +0800
Subject: [PATCH] =?UTF-8?q?websocket=E6=B5=8B=E8=AF=95?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
---
.gitignore | 3 +-
StandAPP/app/src/main/assets/print_demo.html | 78 ++++++++++++-------
.../java/com/stand/standapp/MainActivity.kt | 2 +-
3 files changed, 54 insertions(+), 29 deletions(-)
diff --git a/.gitignore b/.gitignore
index fa9b0cd..b427032 100644
--- a/.gitignore
+++ b/.gitignore
@@ -14,4 +14,5 @@
.cxx
local.properties
/StandAPP/.idea
-/StandAPP/app/release
\ No newline at end of file
+/StandAPP/app/release
+/.idea/
diff --git a/StandAPP/app/src/main/assets/print_demo.html b/StandAPP/app/src/main/assets/print_demo.html
index f269037..93eb261 100644
--- a/StandAPP/app/src/main/assets/print_demo.html
+++ b/StandAPP/app/src/main/assets/print_demo.html
@@ -29,6 +29,12 @@
.ws-status { font-size: 12px; padding: 4px 8px; border-radius: 4px; margin-left: 10px; }
.ws-connected { background: #dcfce7; color: #166534; }
.ws-disconnected { background: #fee2e2; color: #991b1b; }
+ .ws-input-group { margin-top: 10px; display: flex; flex-direction: column; gap: 5px; }
+ .ws-input {
+ padding: 10px; border: 1px solid #cbd5e1; border-radius: 6px;
+ font-size: 12px; font-family: monospace; width: 100%; box-sizing: border-box;
+ background: #f8fafc; color: #334155;
+ }
.log-container {
background: #1e293b; color: #f8fafc; padding: 10px;
border-radius: 6px; font-family: monospace; font-size: 11px;
@@ -73,6 +79,13 @@
ID: -
+
+
+
+
+
+
@@ -242,7 +255,6 @@
// === WebSocket 逻辑 ===
let ws = null;
- let wsUrl = "ws://152.32.186.199:38080/ws/";
let clientId = "WEB_" + Math.random().toString(36).substr(2, 9);
let heartbeatTimer = null;
let reconnectTimer = null;
@@ -280,37 +292,49 @@
}
function connectWS() {
- if (ws) ws.close();
+ if (ws) {
+ ws.onclose = null; // 清除之前的重连逻辑
+ ws.close();
+ }
- addLog("正在尝试连接: " + clientId, false);
- ws = new WebSocket(wsUrl + clientId);
+ const rawUrl = document.getElementById('ws-url-input').value;
+ const finalUrl = rawUrl.replace("{clientId}", clientId);
+
+ addLog("正在尝试连接: " + finalUrl, false);
+
+ try {
+ ws = new WebSocket(finalUrl);
- ws.onopen = () => {
- updateWSStatus(true);
- addLog("连接成功", false);
- startHeartbeat();
- clearTimeout(reconnectTimer);
- };
+ ws.onopen = () => {
+ updateWSStatus(true);
+ addLog("连接成功", false);
+ startHeartbeat();
+ clearTimeout(reconnectTimer);
+ };
- ws.onmessage = (evt) => {
- addLog("收到消息: " + evt.data);
- // 如果收到打印指令，可以自动触发打印
- if (evt.data.includes("print")) {
- callRawPrint();
- }
- };
+ ws.onmessage = (evt) => {
+ addLog("收到消息: " + evt.data);
+ // 如果收到打印指令，可以自动触发打印
+ if (evt.data.includes("print")) {
+ callRawPrint();
+ }
+ };
- ws.onclose = () => {
- updateWSStatus(false);
- addLog("连接关闭", false);
- stopHeartbeat();
- // 5秒后自动重连
- reconnectTimer = setTimeout(connectWS, 5000);
- };
+ ws.onclose = () => {
+ updateWSStatus(false);
+ addLog("连接关闭", false);
+ stopHeartbeat();
+ // 5秒后自动重连
+ reconnectTimer = setTimeout(connectWS, 5000);
+ };
- ws.onerror = () => {
- addLog("连接发生错误", false);
- };
+ ws.onerror = (err) => {
+ addLog("连接错误或被拒绝", false);
+ console.error(err);
+ };
+ } catch (e) {
+ addLog("连接失败: " + e.message, false);
+ }
}
function toggleWS() {
diff --git a/StandAPP/app/src/main/java/com/stand/standapp/MainActivity.kt b/StandAPP/app/src/main/java/com/stand/standapp/MainActivity.kt
index fa6e5ae..2bdb293 100644
--- a/StandAPP/app/src/main/java/com/stand/standapp/MainActivity.kt
+++ b/StandAPP/app/src/main/java/com/stand/standapp/MainActivity.kt
@@ -32,7 +32,7 @@ class MainActivity : AppCompatActivity() {
.addJavascriptInterface("android", AndroidInterface(this))
.createAgentWeb()
.ready()
- .go("http://152.32.186.199/local/print_demo.html?t=\${System.currentTimeMillis()}")
+ .go("https://template.gyouzhe.com/example/print_demo.html?t=\${System.currentTimeMillis()}")
// 配置 WebView 属性以支持 SSE 和跨域
mAgentWeb?.let { agent ->