Revert MyBitmap.vb

Plain Craft Launcher 2/Modules/Base/MyBitmap.vb

@@ -64,14 +64,8 @@ Public Class MyBitmap
                     BitmapCache.Add(FilePathOrResourceName, Pic)
                 End If
             Else
-                Dim InputStream As Stream
-                If FilePathOrResourceName.StartsWithF("http") Then '在线图片（这里判断 https:\\ 或 http:\\ 会出问题）
-                    Dim Client = New Net.WebClient()
-                    InputStream = New MemoryStream(Client.DownloadData(FilePathOrResourceName))
-                Else
-                    InputStream = New MemoryStream(File.ReadAllBytes(FilePathOrResourceName))
-                End If
                 '使用这种自己接管 FileStream 的方法加载才能解除文件占用
+                Using InputStream As New FileStream(FilePathOrResourceName, FileMode.Open)
                     '判断是否为 WebP 文件头
                     Dim Header(1) As Byte
                     InputStream.Read(Header, 0, 2)
@@ -86,6 +80,7 @@ Public Class MyBitmap
                     Else
                         Pic = New System.Drawing.Bitmap(InputStream)
                     End If
+                End Using
             End If
         Catch ex As Exception
             Pic = My.Application.TryFindResource(FilePathOrResourceName)