Update bntx images properly in bfres editor when replaced

.gitignore

@@ -3,6 +3,7 @@
 *NodeEditorWinforms-master
 *GL_EditorFramework-master
 *SuperBMD-master
+*SuperBMD-link
 *Assimp
 *.resources
 Debug/

Switch_FileFormatsMain/FileFormats/Texture/BNTX.cs

@@ -17,6 +17,7 @@ using Switch_Toolbox.Library;
 using Switch_Toolbox.Library.Forms;
 using Switch_Toolbox.Library.IO;
 using Switch_Toolbox.Library.Animations;
+using FirstPlugin.Forms;
 
 namespace FirstPlugin
 {
@@ -1261,13 +1262,20 @@ namespace FirstPlugin
 
         private bool IsEditorActive()
         {
-            ImageEditorBase editor = (ImageEditorBase)LibraryGUI.GetActiveContent(typeof(ImageEditorBase));
-            if (editor == null)
-                return false;
+            BfresEditor bfresEditor = (BfresEditor)LibraryGUI.GetActiveContent(typeof(BfresEditor));
+            if (bfresEditor != null)
+            {
+                var imageEditor = bfresEditor.GetActiveEditor(typeof(ImageEditorBase));
+                return imageEditor != null;
+            }
             else
-                return true;
+            {
+                ImageEditorBase editor = (ImageEditorBase)LibraryGUI.GetActiveContent(typeof(ImageEditorBase));
+                return editor != null;
+            }
         }
 
+
         public void UpdateEditor()
         {
             if (Parent != null && Parent.Parent != null && Parent.Parent is BFRES)
@@ -1407,6 +1415,7 @@ namespace FirstPlugin
             if (IsEditorActive())
                 UpdateEditor();
         }
+
         private void UpdateTextureMapping()
         {
             var viewport = LibraryGUI.GetActiveViewport();