From 1167dda609a12425e0bedad0191a53f871d50213 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E7=94=B0=E5=B2=A9?= <tybb88x@gmail.com>
Date: Thu, 22 Jan 2026 13:48:12 +0800
Subject: [PATCH] =?UTF-8?q?JLBA202505130001=5F=E5=85=B3=E4=BA=8E=E5=90=89?=
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---
 src/pages/login/login.vue | 31 ++++++++++++++++++++++++++-----
 1 file changed, 26 insertions(+), 5 deletions(-)

diff --git a/src/pages/login/login.vue b/src/pages/login/login.vue
index e593fc36..6e71e352 100644
--- a/src/pages/login/login.vue
+++ b/src/pages/login/login.vue
@@ -162,7 +162,6 @@
 					}
 				})
 				.catch((res) => {
-					
 					common.hideLoading();
 					if (res.rtnCode === '1001') {
 						common.msg('账号或密码错误，如忘记密码，请去统一身份认证平台修改。');
@@ -196,14 +195,36 @@
 			}
 		});
 	});
-	// 跳进了登录页，禁止返回操作
-	onBackPress(() => back_state.value);
+	const lastBackTime = ref(0);
+	// 跳进了登录页，返回操作细化
+	onBackPress(({ from }) => {
+		// #ifdef APP-PLUS
+		if (from === 'backbutton') {
+			//点击按钮返回
+			const now = new Date().getTime();
+			// 判断是否在2秒内双击了返回键
+			if (now - lastBackTime.value < 2000) {
+				// 双击返回：退出App（uniapp 官方推荐的退出方式）
+				plus.runtime.quit(); // 仅App端有效，H5端无此API
+				return true; // 阻止默认返回行为
+			} else {
+				// 单次点击：提示用户再按一次退出，不返回首页
+				plus.nativeUI.toast('再按一次退出应用', {
+					duration: 'short' // 系统短时长（约2秒），和系统提示一致
+				});
+				// 更新第一次点击的时间戳
+				lastBackTime.value = now;
+				return true;
+			}
+		}
+		// #endif
+		return back_state.value;
+	});
 </script>
 
 <style lang="scss" scoped>
 	.fl2 {
 		flex: 2;
-	
 	}
 	.fl8 {
 		flex: 4;
@@ -211,7 +232,7 @@
 	.ime-div {
 		height: v-bind(imeHeight);
 		width: 100%;
-		transition: height .2s ease;
+		transition: height 0.2s ease;
 	}
 	.bottom_login_div {
 		padding: 0 58rpx;