From c8ddb363b1ec9967cbf5a2a2618201097f1d5dde Mon Sep 17 00:00:00 2001
From: ruinivist <ruinivist@proton.me>
Date: Thu, 23 Oct 2025 01:46:52 +0000
Subject: [PATCH] add func to check if child with id exists already

---
 CHANGELOG.md                        | 4 ++++
 lib/core/controller/controller.dart | 5 +++++
 pubspec.yaml                        | 2 +-
 3 files changed, 10 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 3f58c8c..3328e4f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -13,3 +13,7 @@
 ## 1.0.3
 
 -   Update example
+
+## 1.0.4
+
+-   Add `hasChild` method to controller
diff --git a/lib/core/controller/controller.dart b/lib/core/controller/controller.dart
index 5d99894..59a44c4 100644
--- a/lib/core/controller/controller.dart
+++ b/lib/core/controller/controller.dart
@@ -241,6 +241,11 @@ class LazyCanvasController with ChangeNotifier {
     markDirty();
   }
 
+  /// Returns true if the child exists, false otherwise.
+  bool hasChild(CanvasChildId id) {
+    return _children.containsKey(id);
+  }
+
   // ==================== Positioning Logic ====================
 
   /// Currently rendered widgets with their position info
diff --git a/pubspec.yaml b/pubspec.yaml
index d09a152..c156f14 100644
--- a/pubspec.yaml
+++ b/pubspec.yaml
@@ -1,6 +1,6 @@
 name: infinite_lazy_grid
 description: "infinitely scrollable and zoomable grid layout with lazy loading capabilities."
-version: 1.0.3
+version: 1.0.4
 homepage: https://github.com/ruinivist/infinite_lazy_grid
 
 environment: