新增添加歌曲到“我的列表”时，若按住ctrl键，则不会自动关闭添加窗口

src/renderer/utils/compositions/useKeyDown.js

@@ -0,0 +1,38 @@
+import { onMounted, onBeforeUnmount, ref } from '@renderer/utils/vueTools'
+
+export default name => {
+  const keyDown = ref(false)
+  const down = `key_${name}_down`
+  const up = `key_${name}_up`
+
+  const handle_key_down = event => {
+    if (!keyDown.value) {
+      // console.log(event)
+      switch (event.event.target.tagName) {
+        case 'INPUT':
+        case 'SELECT':
+        case 'TEXTAREA':
+          return
+        default: if (event.event.target.isContentEditable) return
+      }
+
+      keyDown.value = true
+    }
+  }
+
+  const handle_key_up = () => {
+    if (keyDown.value) keyDown.value = false
+  }
+
+  onMounted(() => {
+    window.eventHub.on(down, handle_key_down)
+    window.eventHub.on(up, handle_key_up)
+  })
+
+  onBeforeUnmount(() => {
+    window.eventHub.off(down, handle_key_down)
+    window.eventHub.off(up, handle_key_up)
+  })
+
+  return keyDown
+}