Start working on a Delete button

lib/Editor.dart

@@ -1,4 +1,3 @@
-
 import 'package:file_picker/file_picker.dart';
 import 'package:flutter/material.dart';
 import 'package:flutter_treeview/flutter_treeview.dart';
@@ -194,7 +193,8 @@ class EditorState extends State<Editor> {
       body: TreeView(
         nodeBuilder: (context, node) {
           if (node.data is Tag) {
-            return TagExt.render(node.data as Tag, context, didChangeState);
+            return TagExt.render(
+                node.data as Tag, context, didChangeState, true);
           } else {
             return ListTile(
               title: Text(node.label),

lib/tags/ByteArrayTag.dart

@@ -25,7 +25,7 @@ extension ByteArrayTagExt on ByteArrayTag {
       leading: TagExt.getTagIcon(getTagType()),
       subtitle: TagExt.getElementDescriptor("${value.length} entries"),
       trailing: TagExt.getElementButtons(
-          true, canBeNamed(this), false, this, context, didChangeState),
+          true, canBeNamed(this), false, this, context, didChangeState, true),
     );
   }
 }

lib/tags/ByteTag.dart

@@ -16,7 +16,7 @@ extension ByteTagExt on ByteTag {
       ),
       leading: TagExt.getTagIcon(getTagType()),
       trailing: TagExt.getElementButtons(
-          false, canBeNamed(this), true, this, context, didChangeState),
+          false, canBeNamed(this), true, this, context, didChangeState, true),
     );
   }
 }

lib/tags/CompoundTag.dart

@@ -4,15 +4,15 @@ import 'package:libac_dart/nbt/impl/CompoundTag.dart';
 import 'package:nbteditor/tags/Tag.dart';
 
 extension CompoundTagExt on CompoundTag {
-  Widget render(BuildContext context, Function didChangeState) {
+  Widget render(BuildContext context, Function didChangeState, bool isRootTag) {
     return ListTile(
       title: Text("TAG_Compound (${getKey()})"),
       subtitle: TagExt.getElementDescriptor(
         "${value.length} tag${value.length > 1 ? "s" : ""}",
       ),
       leading: TagExt.getTagIcon(getTagType()),
-      trailing: TagExt.getElementButtons(
-          true, canBeNamed(this), false, this, context, didChangeState),
+      trailing: TagExt.getElementButtons(true, canBeNamed(this), false, this,
+          context, didChangeState, !isRootTag),
     );
   }
 

lib/tags/DoubleTag.dart

@@ -14,7 +14,7 @@ extension DoubleTagExt on DoubleTag {
       subtitle: TagExt.getElementDescriptor("$value"),
       leading: TagExt.getTagIcon(getTagType()),
       trailing: TagExt.getElementButtons(
-          false, canBeNamed(this), true, this, context, didChangeState),
+          false, canBeNamed(this), true, this, context, didChangeState, true),
     );
   }
 }

lib/tags/FloatTag.dart

@@ -15,7 +15,7 @@ extension FloatTagExt on FloatTag {
       subtitle: TagExt.getElementDescriptor("$value"),
       leading: TagExt.getTagIcon(getTagType()),
       trailing: TagExt.getElementButtons(
-          false, canBeNamed(this), true, this, context, didChangeState),
+          false, canBeNamed(this), true, this, context, didChangeState, true),
     );
   }
 }

lib/tags/IntArrayTag.dart

@@ -26,7 +26,7 @@ extension IntArrayTagExt on IntArrayTag {
       subtitle: TagExt.getElementDescriptor("${value.length} entries"),
       leading: TagExt.getTagIcon(getTagType()),
       trailing: TagExt.getElementButtons(
-          true, canBeNamed(this), false, this, context, didChangeState),
+          true, canBeNamed(this), false, this, context, didChangeState, true),
     );
   }
 }

lib/tags/IntTag.dart

@@ -15,7 +15,7 @@ extension IntTagExt on IntTag {
       subtitle: TagExt.getElementDescriptor("$value"),
       leading: TagExt.getTagIcon(getTagType()),
       trailing: TagExt.getElementButtons(
-          false, canBeNamed(this), true, this, context, didChangeState),
+          false, canBeNamed(this), true, this, context, didChangeState, true),
     );
   }
 }

lib/tags/ListTag.dart

@@ -26,7 +26,7 @@ extension ListTagExt on ListTag {
       subtitle: TagExt.getElementDescriptor("${value.length} entries"),
       leading: TagExt.getTagIcon(getTagType()),
       trailing: TagExt.getElementButtons(
-          true, canBeNamed(this), false, this, context, didChangeState),
+          true, canBeNamed(this), false, this, context, didChangeState, true),
     );
   }
 }

lib/tags/LongArrayTag.dart

@@ -26,7 +26,7 @@ extension LongArrayTagExt on LongArrayTag {
       subtitle: TagExt.getElementDescriptor("${value.length} entries"),
       leading: TagExt.getTagIcon(getTagType()),
       trailing: TagExt.getElementButtons(
-          true, canBeNamed(this), false, this, context, didChangeState),
+          true, canBeNamed(this), false, this, context, didChangeState, true),
     );
   }
 }

lib/tags/LongTag.dart

@@ -15,7 +15,7 @@ extension LongTagExt on LongTag {
       subtitle: TagExt.getElementDescriptor("$value"),
       leading: TagExt.getTagIcon(getTagType()),
       trailing: TagExt.getElementButtons(
-          false, canBeNamed(this), true, this, context, didChangeState),
+          false, canBeNamed(this), true, this, context, didChangeState, true),
     );
   }
 }

lib/tags/ShortTag.dart

@@ -15,7 +15,7 @@ extension ShortTagExt on ShortTag {
       subtitle: TagExt.getElementDescriptor("$value"),
       leading: TagExt.getTagIcon(getTagType()),
       trailing: TagExt.getElementButtons(
-          false, canBeNamed(this), true, this, context, didChangeState),
+          false, canBeNamed(this), true, this, context, didChangeState, true),
     );
   }
 }

lib/tags/StringTag.dart

@@ -15,7 +15,7 @@ extension StringTagExt on StringTag {
       subtitle: TagExt.getElementDescriptor(value),
       leading: TagExt.getTagIcon(getTagType()),
       trailing: TagExt.getElementButtons(
-          false, canBeNamed(this), true, this, context, didChangeState),
+          false, canBeNamed(this), true, this, context, didChangeState, true),
     );
   }
 }

lib/tags/Tag.dart

@@ -31,7 +31,8 @@ import 'package:nbteditor/tags/ShortTag.dart';
 import 'package:nbteditor/tags/StringTag.dart';
 
 class TagExt {
-  static Widget render(Tag tag, BuildContext context, Function didChangeState) {
+  static Widget render(
+      Tag tag, BuildContext context, Function didChangeState, bool isRootTag) {
     switch (tag.getTagType()) {
       case TagType.List:
         {
@@ -71,7 +72,8 @@ class TagExt {
         }
       case TagType.Compound:
         {
-          return (tag as CompoundTag).render(context, didChangeState);
+          return (tag as CompoundTag)
+              .render(context, didChangeState, isRootTag);
         }
       case TagType.Short:
         {
@@ -145,8 +147,14 @@ class TagExt {
     }
   }
 
-  static Widget getElementButtons(bool canAddElements, bool isNamed,
-      bool editableValue, Tag tag, BuildContext ctx, Function didChangeState) {
+  static Widget getElementButtons(
+      bool canAddElements,
+      bool isNamed,
+      bool editableValue,
+      Tag tag,
+      BuildContext ctx,
+      Function didChangeState,
+      bool canBeDeleted) {
     return Row(
       mainAxisSize: MainAxisSize.min,
       children: [
@@ -229,7 +237,13 @@ class TagExt {
                   didChangeState.call();
                 }
               },
-              icon: const Icon(Icons.edit_document))
+              icon: const Icon(Icons.edit_document)),
+        if (canBeDeleted)
+          IconButton(
+              onPressed: () async {
+                // Remove the current tag from the containing tag
+              },
+              icon: Icon(Icons.delete))
       ],
     );
   }