新增桌面歌词

src/main/events/MainWindow.js

@@ -0,0 +1,10 @@
+const { EventEmitter } = require('events')
+const { mainWindow: MAIN_WINDOW_EVENT_NAME } = require('./_name')
+
+class MainWindow extends EventEmitter {
+  setLyricInfo(info) {
+    this.emit(MAIN_WINDOW_EVENT_NAME.setLyricInfo, info)
+  }
+}
+
+module.exports = MainWindow