PackageManagerExtensions.RegisterExtension

Зарегистрирует новое расширение Package Manager UI.

В примере создается расширение под названием Log Package Info. Кнопка появится в заголовке Package Manager details, и при нажатии будет записывать в журнал имя пакета и версию.

using UnityEngine;
using UnityEditor;
using UnityEditor.PackageManager.UI;
using UnityEngine.UIElements;
using PackageInfo = UnityEditor.PackageManager.PackageInfo;

[InitializeOnLoad]
public static class PackageManagerUIExtension
{
    static PackageManagerUIExtension()
    {
        // Register UI extension when Unity starts
        PackageManagerExtensions.RegisterExtension(new CustomPackageManagerExtension());
    }
}

// Inherit from IPackageManagerExtension to create your own extension class.
public class CustomPackageManagerExtension : IPackageManagerExtension
{
    private string selectedPackageName = "";
    private Button extensionButton;
    // Create the button.
    public VisualElement CreateExtensionUI()
    {
        extensionButton = new Button(() =>
        {
            if (!string.IsNullOrEmpty(selectedPackageName))
            {
                Debug.Log($"Package Name: {selectedPackageName}");
            }
            else
            {
                Debug.LogWarning("No package selected.");
            }
        })
        {
            text = "Log Package Name"
        };
        return extensionButton;
    }
    
    // Called when selecting a package (Uses package name)
    public void OnPackageSelectionChange(PackageInfo packageInfo)
    {
        if (packageInfo == null)
        {
            extensionButton.visible = false;
            selectedPackageName = "";
            return;
        }
        
        extensionButton.visible = true;
        selectedPackageName = packageInfo.name;
        Debug.Log($"Selected Package: {selectedPackageName}");
    }
    
    public void OnPackageAddedOrUpdated(PackageInfo packages) { }
    public void OnPackageRemoved(PackageInfo packages) { }
}