From bd85987e721e45487b8a74355db26b2fda6125fb Mon Sep 17 00:00:00 2001
From: hunlongyu <hunlongyu@gmail.com>
Date: Thu, 7 May 2020 23:17:37 +0800
Subject: [PATCH] =?UTF-8?q?=F0=9F=9B=B4=20=E5=8F=AA=E8=83=BD=E5=90=AF?=
 =?UTF-8?q?=E5=8A=A8=E4=B8=80=E4=B8=AA=E5=AE=9E=E4=BE=8B?=
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---
 package.json      |  2 +-
 src/background.js | 26 ++++++++++++++++++++------
 2 files changed, 21 insertions(+), 7 deletions(-)

diff --git a/package.json b/package.json
index 868430e..aa21917 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "zy",
-  "version": "0.9.27",
+  "version": "0.9.28",
   "private": true,
   "author": {
     "name": "Hunlongyu",
diff --git a/src/background.js b/src/background.js
index 84e4071..a07b24f 100644
--- a/src/background.js
+++ b/src/background.js
@@ -114,12 +114,26 @@ ipcMain.on('miniOpacity', (e, arg) => {
   mini.setOpacity(arg)
 })
 
-app.on('ready', async () => {
-  if (!process.env.WEBPACK_DEV_SERVER_URL) {
-    createProtocol('app')
-  }
-  createWindow()
-})
+const gotTheLock = app.requestSingleInstanceLock()
+if (!gotTheLock) {
+  app.quit()
+} else {
+  app.on('second-instance', (event, commandLine, workingDirectory) => {
+    // 当运行第二个实例时,将会聚焦到win这个窗口
+    if (win) {
+      if (win.isMinimized()) win.restore()
+      win.focus()
+    }
+  })
+
+  // 创建 win, 加载应用的其余部分, etc...
+  app.on('ready', () => {
+    if (!process.env.WEBPACK_DEV_SERVER_URL) {
+      createProtocol('app')
+    }
+    createWindow()
+  })
+}
 
 // Exit cleanly on request from parent process in development mode.
 if (isDevelopment) {