Fix contextual visibility of tileset and tilemap editors

editor/plugins/tiles/tiles_editor_plugin.cpp

@@ -184,26 +184,34 @@ void TilesEditorPlugin::_notification(int p_what) {
 }
 
 void TilesEditorPlugin::make_visible(bool p_visible) {
-	is_visible = p_visible;
-
-	if (is_visible) {
+	if (p_visible || is_tile_map_selected()) {
 		// Disable and hide invalid editors.
 		TileMap *tile_map = Object::cast_to<TileMap>(ObjectDB::get_instance(tile_map_id));
 		tileset_editor_button->set_visible(tile_set.is_valid());
 		tilemap_editor_button->set_visible(tile_map);
-		if (tile_map && !is_editing_tile_set) {
+		if (tile_map && (!is_editing_tile_set || !p_visible)) {
 			EditorNode::get_singleton()->make_bottom_panel_item_visible(tilemap_editor);
 		} else {
 			EditorNode::get_singleton()->make_bottom_panel_item_visible(tileset_editor);
 		}
-
+		is_visible = true;
 	} else {
 		tileset_editor_button->hide();
 		tilemap_editor_button->hide();
 		EditorNode::get_singleton()->hide_bottom_panel();
+		is_visible = false;
 	}
 }
 
+bool TilesEditorPlugin::is_tile_map_selected() {
+	TypedArray<Node> selection = get_editor_interface()->get_selection()->get_selected_nodes();
+	if (selection.size() == 1 && Object::cast_to<TileMap>(selection[0])) {
+		return true;
+	}
+
+	return false;
+}
+
 void TilesEditorPlugin::queue_pattern_preview(Ref<TileSet> p_tile_set, Ref<TileMapPattern> p_pattern, Callable p_callback) {
 	ERR_FAIL_COND(!p_tile_set.is_valid());
 	ERR_FAIL_COND(!p_pattern.is_valid());
@@ -361,19 +369,24 @@ void TilesEditorPlugin::edit(Object *p_object) {
 		} else if (p_object->is_class("TileSet")) {
 			tile_set = Ref<TileSet>(p_object);
 			if (tile_map) {
-				if (tile_map->get_tileset() != tile_set || !tile_map->is_inside_tree()) {
+				if (tile_map->get_tileset() != tile_set || !tile_map->is_inside_tree() || !is_tile_map_selected()) {
 					tile_map = nullptr;
 					tile_map_id = ObjectID();
 				}
 			}
 			is_editing_tile_set = true;
-			EditorNode::get_singleton()->make_bottom_panel_item_visible(tileset_editor);
 		}
 	}
 
 	// Update the editors.
 	_update_editors();
 
+	// If the tileset is being edited, the visibility function must be called
+	// here after _update_editors has been called.
+	if (is_editing_tile_set) {
+		EditorNode::get_singleton()->make_bottom_panel_item_visible(tileset_editor);
+	}
+
 	// Add change listener.
 	if (tile_map) {
 		tile_map->connect("changed", callable_mp(this, &TilesEditorPlugin::_tile_map_changed));

editor/plugins/tiles/tiles_editor_plugin.h

@@ -110,6 +110,8 @@ public:
 	virtual bool forward_canvas_gui_input(const Ref<InputEvent> &p_event) override { return tilemap_editor->forward_canvas_gui_input(p_event); }
 	virtual void forward_canvas_draw_over_viewport(Control *p_overlay) override { tilemap_editor->forward_canvas_draw_over_viewport(p_overlay); }
 
+	bool is_tile_map_selected();
+
 	// Pattern preview API.
 	void queue_pattern_preview(Ref<TileSet> p_tile_set, Ref<TileMapPattern> p_pattern, Callable p_callback);