private void Initialize()
{
filterProperties = new SerializedAssetFilter();
filterProperties.ExtractSerializedProperties(serializedObject);
midCenterLabelledBoxStyle = new GUIStyle(GUI.skin.box)
{
alignment = TextAnchor.MiddleCenter,
wordWrap = true,
fontStyle = FontStyle.Bold
};
pathEntryValueStyle = new GUIStyle(GUI.skin.label)
{
alignment = TextAnchor.MiddleLeft,
clipping = TextClipping.Clip
};
inclusionDragReceiver = new DragReceiver(DragReceiver.IsValidFunc, DragAndDropVisualMode.Link);
inclusionDragReceiver.OnDragComplete += InclusionDragReceiver_OnDragComplete;
exclusionDragReceiver = new DragReceiver(DragReceiver.IsValidFunc, DragAndDropVisualMode.Link);
exclusionDragReceiver.OnDragComplete += ExclusionDragReceiver_OnDragComplete;
}
private void OnEnable()
{
if (folderDrag == null)
{
folderDrag = new DragReceiver(DragReceiver.IsValidFunc, DragAndDropVisualMode.Link);
}
folderDrag.OnDragComplete += FolderDrag_OnDragComplete;
okClicked = false;
}
/// <summary>
/// Creates a text field that can have any item dragged onto it and the folder
/// it is a part of populates the text field
/// </summary>
/// <param name="folderValue">The current value</param>
/// <param name="label">Any label to display</param>
/// <param name="rectOffset">Offset to apply to the rectangle. This is necessary because the position is returned
/// relative to the EditorWindow. To get this value from an EditorWindow class, simply pass in position.position.
/// If you don't need an offset, pass in Vector2.zero</param>
/// <param name="options">Any layout options to forward along</param>
/// <returns>The new input if changes were made, otherwise the existing</returns>
public static string FolderTextbox(string folderValue, GUIContent label, Vector2 rectOffset, params GUILayoutOption[] options)
{
if (folderReceiver == null)
{
folderReceiver = new DragReceiver(DragReceiver.IsValidFunc, UnityEditor.DragAndDropVisualMode.Link);
}
folderValue = EditorGUILayout.DelayedTextField(label, folderValue, options);
folderReceiver.ReceiverBox = GUILayoutUtility.GetLastRect();
folderReceiver.ReceiverBox = new Rect(folderReceiver.ReceiverBox.x + rectOffset.x,
folderReceiver.ReceiverBox.y + rectOffset.y, folderReceiver.ReceiverBox.width, folderReceiver.ReceiverBox.height);
System.EventHandler action = (sender, e) =>
{
folderValue = DragAndDrop.paths[0];
if (!System.IO.Directory.Exists(folderValue))
{
folderValue = System.IO.Path.GetDirectoryName(DragAndDrop.paths[0]);
}
if (!folderValue.EndsWith("/"))
{
folderValue += "/";
}
};
folderReceiver.OnDragComplete += action;
folderReceiver.Update();
folderReceiver.OnDragComplete -= action;
return(folderValue);
}
