// ----------------------------------------------------------------------
public static void DeleteKeepChildren(iCS_EditorObject obj)
{
if (!IsDeletionAllowed())
{
return;
}
var iStorage = obj.IStorage;
OpenTransaction(iStorage);
try {
var newParent = obj.ParentNode;
var childNodes = obj.BuildListOfChildNodes(_ => true);
var childPos = P.map(n => n.GlobalPosition, childNodes);
iStorage.AnimateGraph(obj,
_ => {
// Move the selection to the parent node
var parent = obj.ParentNode;
iStorage.SelectedObject = parent;
P.forEach(n => { iStorage.ChangeParent(n, newParent); }, childNodes);
SystemEvents.AnnounceVisualScriptElementWillBeRemoved(obj);
iStorage.DestroyInstance(obj.InstanceId);
P.zipWith((n, p) => { n.LocalAnchorFromGlobalPosition = p; }, childNodes, childPos);
iStorage.ForcedRelayoutOfTree();
}
);
}
catch (System.Exception) {
CancelTransaction(iStorage);
return;
}
CloseTransaction(iStorage, "Delete " + obj.DisplayName);
}
// ----------------------------------------------------------------------
public static bool DeleteMultiSelectedObjects(iCS_IStorage iStorage)
{
#if SHOW_DEBUG
Debug.Log("iCanScript: Multi-Select Delete");
#endif
if (iStorage == null)
{
return(false);
}
if (!IsDeletionAllowed())
{
return(false);
}
var selectedObjects = iStorage.GetMultiSelectedObjects();
if (selectedObjects == null || selectedObjects.Length == 0)
{
return(false);
}
if (selectedObjects.Length == 1)
{
DeleteObject(selectedObjects[0]);
return(true);
}
OpenTransaction(iStorage);
try {
iStorage.AnimateGraph(null,
_ => {
foreach (var obj in selectedObjects)
{
if (!obj.CanBeDeleted())
{
ShowNotification("Fix port=> \"" + obj.DisplayName + "\" from node=> \"" + obj.ParentNode.FullName + "\" cannot be deleted.");
continue;
}
// Move the selection to the parent node
var parent = obj.ParentNode;
iStorage.SelectedObject = parent;
SystemEvents.AnnounceVisualScriptElementWillBeRemoved(obj);
if (obj.IsInstanceNodePort)
{
iStorage.PropertiesWizardDestroyAllObjectsAssociatedWithPort(obj);
}
else
{
iStorage.DestroyInstance(obj.InstanceId);
}
iStorage.ForcedRelayoutOfTree();
}
}
);
}
catch (System.Exception) {
CancelTransaction(iStorage);
return(false);
}
CloseTransaction(iStorage, "Delete Selection");
return(true);
}
// ======================================================================
// Object destruction.
// ----------------------------------------------------------------------
public static bool DeleteObject(iCS_EditorObject obj)
{
#if SHOW_DEBUG
Debug.Log("iCanScript: Deleting => " + obj.DisplayName);
#endif
if (obj == null)
{
return(false);
}
if (!IsDeletionAllowed())
{
return(false);
}
if (!obj.CanBeDeleted())
{
ShowNotification("Port cannot be deleted=> " + obj.FullName);
return(false);
}
var name = obj.DisplayName;
var iStorage = obj.IStorage;
OpenTransaction(iStorage);
if (obj.IsInstanceNodePort)
{
try {
iStorage.AnimateGraph(null,
_ => {
iStorage.SelectedObject = obj.ParentNode;
SystemEvents.AnnounceVisualScriptElementWillBeRemoved(obj);
iStorage.PropertiesWizardDestroyAllObjectsAssociatedWithPort(obj);
iStorage.ForcedRelayoutOfTree();
}
);
}
catch (System.Exception) {
CancelTransaction(iStorage);
return(false);
}
CloseTransaction(iStorage, "Delete " + name);
return(true);
}
// TODO: Should animate parent node on node delete.
try {
iStorage.AnimateGraph(null,
_ => {
// Move the selection to the parent node
var parent = obj.ParentNode;
iStorage.SelectedObject = parent;
SystemEvents.AnnounceVisualScriptElementWillBeRemoved(obj);
iStorage.DestroyInstance(obj.InstanceId);
iStorage.ForcedRelayoutOfTree();
}
);
}
catch (System.Exception) {
CancelTransaction(iStorage);
return(false);
}
CloseTransaction(iStorage, "Delete " + name);
return(true);
}
