/// <summary>
/// Opens the tree in a Bonsai Window.
/// </summary>
/// <param name="tree">The tree to open</param>
/// <returns>
/// The window that opens the tree. Null if already opened.
/// </returns>
public static BonsaiWindow OpenTree(BehaviorTree tree, BonsaiEditor.Mode mode = BonsaiEditor.Mode.Edit)
{
if (!tree)
{
return(null);
}
// Try to find an editor window without a canvas...
var windows = Resources.FindObjectsOfTypeAll <BonsaiWindow>();
bool isAlreadyOpened = windows.Any(w => w.Tree == tree);
if (isAlreadyOpened)
{
return(null);
}
// Find a window without any tree.
BonsaiWindow window = windows.FirstOrDefault(w => w.Tree == null);
// No windows available, make a new one.
if (!window)
{
window = CreateInstance <BonsaiWindow>();
window.Show();
}
window.SetTree(tree, mode);
return(window);
}
private void OpenIncludedSubTree(RunSubtree include)
{
if (include.RunningSubTree)
{
BonsaiWindow.OpenTree(include.RunningSubTree, Mode.View);
}
// Shortcut to open include tree from Include node.
// Only works in edit mode. View mode is reserved for running tree instances.
else if (include.subtreeAsset && IsEditMode)
{
BonsaiWindow.OpenTree(include.subtreeAsset, Mode.Edit);
}
}
static bool OpenCanvasAsset(int instanceID, int line)
{
var tree = EditorUtility.InstanceIDToObject(instanceID) as BehaviorTree;
BonsaiWindow w = OpenTree(tree);
if (w)
{
// If a tree asset was created but has no blackboard, add one upon opening.
// This is for convenience.
BonsaiSaver.AddBlackboardIfMissing(tree);
w.SwitchToViewModeIfRequired();
}
return(w);
}
protected virtual void OnEnable()
{
var edited = target as BTNode;
nodeTitle = serializedObject.FindProperty("title");
nodeComment = serializedObject.FindProperty("comment");
// Find the the editor window with the tree associated with this behaviour.
if (ParentWindow == null)
{
ParentWindow = Resources.FindObjectsOfTypeAll <BonsaiWindow>().First(w => w.ContainsNode(edited));
if (ParentWindow.EditorMode == BonsaiEditor.Mode.View)
{
runtimeHeading = new GUIContent("Runtime values");
runtimeFields = GetRuntimeFields(edited);
}
}
}
private void SwitchToViewModeIfRequired()
{
// Cannot go to view mode.
if (!EditorApplication.isPlaying || !Selection.activeGameObject)
{
return;
}
var btc = Selection.activeGameObject.GetComponent <BTComponent>();
BehaviorTree treeToView = btc ? btc.Tree : null;
// There must be a non-null tree to view,
// it must be a different tree than the active tree for this window,
// and must not be opened somewhere else.
if (treeToView && Tree != treeToView)
{
var windows = Resources.FindObjectsOfTypeAll <BonsaiWindow>();
bool alreadyInView = windows.Any(w => w.Tree == treeToView);
if (alreadyInView)
{
return;
}
BonsaiWindow window = windows.FirstOrDefault(w => !w.Tree);
// Have the window without a set tree to view the tree selected.
if (window)
{
window.SetTree(treeToView, BonsaiEditor.Mode.View);
}
else
{
// View tree in this window.
SetTree(treeToView, BonsaiEditor.Mode.View);
}
}
}