playtest-unity/playtest/Library/PackageCache/com.unity.ugui@1.0.0/Editor/EventSystem/EventSystemEditor.cs

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2023-06-19 23:21:21 -04:00
using UnityEngine;
using UnityEngine.EventSystems;
namespace UnityEditor.EventSystems
{
[CustomEditor(typeof(EventSystem), true)]
/// <summary>
/// Custom Editor for the EventSystem Component.
/// Extend this class to write a custom editor for a component derived from EventSystem.
/// </summary>
public class EventSystemEditor : Editor
{
public override void OnInspectorGUI()
{
DrawDefaultInspector();
var eventSystem = target as EventSystem;
if (eventSystem == null)
return;
if (eventSystem.GetComponent<BaseInputModule>() != null)
return;
// no input modules :(
if (GUILayout.Button("Add Default Input Modules"))
{
ObjectFactory.AddComponent<StandaloneInputModule>(eventSystem.gameObject);
Undo.RegisterCreatedObjectUndo(eventSystem.gameObject, "Add StandaloneInputModule");
}
}
public override bool HasPreviewGUI()
{
return Application.isPlaying;
}
private GUIStyle m_PreviewLabelStyle;
protected GUIStyle previewLabelStyle
{
get
{
if (m_PreviewLabelStyle == null)
{
m_PreviewLabelStyle = new GUIStyle("PreOverlayLabel")
{
richText = true,
alignment = TextAnchor.UpperLeft,
fontStyle = FontStyle.Normal
};
}
return m_PreviewLabelStyle;
}
}
public override bool RequiresConstantRepaint()
{
return Application.isPlaying;
}
public override void OnPreviewGUI(Rect rect, GUIStyle background)
{
var system = target as EventSystem;
if (system == null)
return;
GUI.Label(rect, system.ToString(), previewLabelStyle);
}
}
}