feat(PageSelectLeft): 将要删除的游戏文件夹是系统关键目录时警告用户

Plain Craft Launcher 2/Pages/PageSelectLeft.xaml.vb

@@ -317,6 +317,9 @@
     Public Sub Delete_Click(sender As Object, e As RoutedEventArgs)
         Dim Folder As McFolder = CType(CType(CType(sender.Parent, ContextMenu).Parent, Primitives.Popup).PlacementTarget, MyListItem).Tag
         Dim DeleteText As String = If((Folder.Type = McFolderType.Original OrElse Folder.Type = McFolderType.RenamedOriginal) AndAlso Folder.Path = Path & ".minecraft\" AndAlso McFolderList.Count = 1, "清空", "删除")
+        If Folder.Path.EndsWith(":\") OrElse Folder.Path = Environment.GetFolderPath(Environment.SpecialFolder.Desktop) & "\" OrElse Folder.Path = Environment.GetFolderPath(Environment.SpecialFolder.MyDocuments) & "\" Then '#7030
+            If MyMsgBox("将要删除的游戏文件夹是系统关键目录（" & Folder.Path & "），确定要删除吗？", "删除警告", "取消", "确认", "取消", IsWarn:=True) <> 2 Then Return
+        End If
         If MyMsgBox("你确定要" & DeleteText & "这个文件夹吗？" & vbCrLf & "目标文件夹：" & Folder.Path & vbCrLf & vbCrLf & "这会导致该文件夹中的所有存档与其他文件永久丢失，且不可恢复！", "删除警告", "取消", "确认", "取消") <> 2 Then Return
         If MyMsgBox("如果你在该文件夹中存放了除 MC 以外的其他文件，这些文件也会被一同删除！" & vbCrLf & "继续删除会导致该文件夹中的所有文件永久丢失，请在仔细确认后再继续！" & vbCrLf & "目标文件夹：" & Folder.Path & vbCrLf & vbCrLf & "这是最后一次警告！", "删除警告", "确认" & DeleteText, "取消", IsWarn:=True) <> 1 Then Return
         '移出列表