public static void Open(Type nodeType, Action <GameObject> onAddButtonPushed)
{
if (!nodeType.IsSubclassOf(typeof(NodeBase)))
{
throw new ArgumentException(nodeType.ToString() + " is not a subclass of NodeBase.");
}
if (pickerWindow == null)
{
pickerWindow = CreateInstance <NodePickerWindow>();
pickerWindow.titleContent = new GUIContent("Select Node");
}
pickerWindow.OnAddButtonPushed = (x) => { onAddButtonPushed(x.FirstOrDefault()); };
pickerWindow.treeView = new PickerTreeView <GameObject>(
new TreeViewState(),
() => EnumerateNodes(nodeType),
EditorGUIUtility.IconContent("PrefabNormal Icon").image as Texture2D);
pickerWindow.treeView.TreeViewCanMultiSelect = false;
pickerWindow.treeView.ItemDoubleClicked = (x) =>
{
onAddButtonPushed(x);
pickerWindow.Close();
};
pickerWindow.treeView.Reload();
pickerWindow.ShowAuxWindow();
}
/// <summary>
/// NodeBaseを継承しているクラス専用のオブジェクトフィールドを配置する
/// </summary>
/// <param name="title">タイトル(空文字列を設定するとレイアウトが左詰めになる)</param>
/// <param name="nodeType">Nodeの型(NodeBaseを継承しているクラスである必要がある)</param>
/// <param name="targetSerializedObject">編集対象のオブジェクト</param>
/// <param name="targetProperty">編集対象のプロパティ</param>
/// <param name="onPropertyChanged">プロパティの値が変化した時に呼ばれるデリゲート</param>
/// <param name="isCreateNodeOnDoubleClick">フィールドをダブルクリックした時に呼ばれるデリゲート</param>
public static void PencilNodeField(
string title,
Type nodeType,
SerializedObject targetSerializedObject,
SerializedProperty targetProperty,
Action <GameObject> onPropertyChanged,
Action onFieldDoubleClicked = null)
{
var targetObjectName = targetProperty.objectReferenceValue ?
targetProperty.objectReferenceValue.name :
"None (Game Object)";
EditorGUILayout.LabelField(
new GUIContent(title),
new GUIContent(
targetObjectName,
EditorGUIUtility.IconContent("PrefabNormal Icon").image),
GUI.skin.FindStyle("ObjectField"));
var objectFieldRect = GUILayoutUtility.GetLastRect();
// フィールド右側の☉ボタンの範囲
var pickerButtonRect = objectFieldRect;
pickerButtonRect.x += pickerButtonRect.width - 15;
pickerButtonRect.width = 15;
// クリックイベントのハンドル
if (Event.current.type == EventType.MouseDown &&
Event.current.button == 0) // 左クリック
{
if (pickerButtonRect.Contains(Event.current.mousePosition))
{
// ☉ボタンのクリック
NodePickerWindow.Open(nodeType, x =>
{
targetSerializedObject.Update();
if (targetProperty.objectReferenceValue != x)
{
targetProperty.objectReferenceValue = x;
onPropertyChanged(targetProperty.objectReferenceValue as GameObject);
}
targetSerializedObject.ApplyModifiedProperties();
});
}
else if (objectFieldRect.Contains(Event.current.mousePosition))
{
// テキストフィールドのクリック
EditorGUIUtility.PingObject(targetProperty.objectReferenceValue);
// テキストフィールドのダブルクリック
if (DoubleClickCounter.IsDoubleClicked(GUIUtility.GetControlID(FocusType.Passive)))
{
if (onFieldDoubleClicked != null &&
targetProperty.objectReferenceValue == null)
{
onFieldDoubleClicked();
}
else
{
Selection.activeObject = targetProperty.objectReferenceValue;
}
}
}
}
// ドラッグイベント
if (Event.current.type == EventType.DragUpdated &&
objectFieldRect.Contains(Event.current.mousePosition))
{
DragAndDrop.visualMode = DragAndDropVisualMode.Copy;
DragAndDrop.activeControlID = GUIUtility.GetControlID(FocusType.Passive);
}
if (Event.current.type == EventType.DragPerform &&
objectFieldRect.Contains(Event.current.mousePosition))
{
DragAndDrop.AcceptDrag();
// MEMO: 複数のオブジェクトがD&Dされた場合、最初の物以外は無視する
var draggedObject = DragAndDrop.objectReferences.FirstOrDefault();
if (draggedObject != null &&
draggedObject is GameObject &&
(draggedObject as GameObject).GetComponent(nodeType) != null)
{
targetSerializedObject.Update();
if (targetProperty.objectReferenceValue != draggedObject)
{
targetProperty.objectReferenceValue = draggedObject;
onPropertyChanged(targetProperty.objectReferenceValue as GameObject);
}
targetSerializedObject.ApplyModifiedProperties();
}
DragAndDrop.activeControlID = 0;
Event.current.Use();
}
}