修复搜索框在某些情况下输入内容后搜索时会自动清空的问题（#1472）

publish/changeLog.md

@@ -11,6 +11,7 @@
 - 修复搜索提示功能失效的问题（#1452, @Folltoshe）
 - 修复我的列表名右键菜单-排序歌曲按专辑名排序无效的问题（#1440）
 - 修复若路径存在 # 字符时，软件无法启动的问题
+- 修复搜索框在某些情况下输入内容后搜索时会自动清空的问题（#1472）
 
 ### 其他
 

src/renderer/components/material/SearchInput.vue

@@ -162,10 +162,18 @@ export default {
       })
     },
     handleKeyDown() {
-      this.selectIndex = this.selectIndex + 1 < this.list.length ? this.selectIndex + 1 : 0
+      if (this.list.length) {
+        this.selectIndex = this.selectIndex + 1 < this.list.length ? this.selectIndex + 1 : 0
+      } else if (this.selectIndex > -1) {
+        this.selectIndex = -1
+      }
     },
     handleKeyUp() {
-      this.selectIndex = this.selectIndex - 1 < -1 ? this.list.length - 1 : this.selectIndex - 1
+      if (this.list.length) {
+        this.selectIndex = this.selectIndex - 1 < -1 ? this.list.length - 1 : this.selectIndex - 1
+      } else if (this.selectIndex > -1) {
+        this.selectIndex = -1
+      }
     },
     handleContextMenu() {
       let str = clipboardReadText()

src/renderer/views/List/MusicList/components/SearchList.vue

@@ -168,14 +168,20 @@ export default {
       })
     },
     handleKeyDown() {
-      if (!this.resultList.length) return
-      this.selectIndex = this.selectIndex + 1 < this.resultList.length ? this.selectIndex + 1 : 0
-      this.handleScrollList()
+      if (this.resultList.length) {
+        this.selectIndex = this.selectIndex + 1 < this.resultList.length ? this.selectIndex + 1 : 0
+        this.handleScrollList()
+      } else if (this.selectIndex > -1) {
+        this.selectIndex = -1
+      }
     },
     handleKeyUp() {
-      if (!this.resultList.length) return
-      this.selectIndex = this.selectIndex - 1 < -1 ? this.resultList.length - 1 : this.selectIndex - 1
-      this.handleScrollList()
+      if (this.resultList.length) {
+        this.selectIndex = this.selectIndex - 1 < -1 ? this.resultList.length - 1 : this.selectIndex - 1
+        this.handleScrollList()
+      } else if (this.selectIndex > -1) {
+        this.selectIndex = -1
+      }
     },
     handleScrollList() {
       if (this.selectIndex < 0) return