From da764721d90ca3b057217b70213a0f02f39235f5 Mon Sep 17 00:00:00 2001
From: lyswhut <lyswhut@qq.com>
Date: Wed, 4 Sep 2019 13:08:32 +0800
Subject: [PATCH] =?UTF-8?q?=E6=96=B0=E5=A2=9E=E5=8D=95=E4=BE=8B=E5=BA=94?=
 =?UTF-8?q?=E7=94=A8=E5=8A=9F=E8=83=BD?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 publish/changeLog.md |  4 ++++
 src/main/index.js    | 15 ++++++++++++++-
 2 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/publish/changeLog.md b/publish/changeLog.md
index 9c067645..9343f067 100644
--- a/publish/changeLog.md
+++ b/publish/changeLog.md
@@ -1,3 +1,7 @@
+### 新增
+
+- 新增单例应用功能
+
 ### 优化
 
 - 优化歌单列表动画
diff --git a/src/main/index.js b/src/main/index.js
index f223b5bb..eb6ead83 100644
--- a/src/main/index.js
+++ b/src/main/index.js
@@ -1,6 +1,20 @@
 const { app, BrowserWindow, Menu } = require('electron')
 const path = require('path')
 
+// 单例应用程序
+if (!app.requestSingleInstanceLock()) {
+  app.quit()
+  return
+}
+app.on('second-instance', (event, argv, cwd) => {
+  if (mainWindow) {
+    if (mainWindow.isMinimized()) mainWindow.restore()
+    mainWindow.focus()
+  } else {
+    app.quit()
+  }
+})
+
 require('./events')
 const progressBar = require('./events/progressBar')
 const trafficLight = require('./events/trafficLight')
@@ -90,4 +104,3 @@ app.on('activate', () => {
     createWindow()
   }
 })
-