Fixed Reader and Writers GUIs still displaying channels even if not connected, fixes #1452

src/main/java/com/raoulvdberge/refinedstorage/apiimpl/network/node/IGuiReaderWriter.java

@@ -16,7 +16,7 @@ public interface IGuiReaderWriter {
 
     INetwork getNetwork();
 
-    boolean canUpdate();
+    boolean isActive();
 
     default void onAdd(String name) {
         INetwork network = getNetwork();

src/main/java/com/raoulvdberge/refinedstorage/gui/GuiReaderWriter.java

@@ -195,6 +195,6 @@ public class GuiReaderWriter extends GuiBase {
     }
 
     private List<String> getChannels() {
-        return readerWriter.canUpdate() ? CHANNELS : Collections.emptyList();
+        return readerWriter.isActive() ? CHANNELS : Collections.emptyList();
     }
 }