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o3de/Gems/LyShine/Code/Editor/CommandHierarchyItemDelete.cpp

63 lines
1.6 KiB
C++

/*
* Copyright (c) Contributors to the Open 3D Engine Project.
* For complete copyright and license terms please see the LICENSE at the root of this distribution.
*
* SPDX-License-Identifier: Apache-2.0 OR MIT
*
*/
#include "EditorCommon.h"
#include <Animation/UiEditorAnimationBus.h>
CommandHierarchyItemDelete::CommandHierarchyItemDelete(UndoStack* stack,
HierarchyWidget* hierarchy)
: QUndoCommand()
, m_stack(stack)
, m_hierarchy(hierarchy)
, m_entries()
{
// true: Put the serialized data in m_undoXml.
HierarchyClipboard::Serialize(m_hierarchy, m_hierarchy->selectedItems(), nullptr, m_entries, true);
AZ_Assert(!m_entries.empty(), "Failed to serialize");
setText(QString("delete element") + (m_entries.empty() ? "" : "s"));
}
void CommandHierarchyItemDelete::undo()
{
UndoStackExecutionScope s(m_stack);
HierarchyHelpers::CreateItemsAndElements(m_hierarchy, m_entries);
EBUS_EVENT(UiEditorAnimListenerBus, OnUiElementsDeletedOrReAdded);
}
void CommandHierarchyItemDelete::redo()
{
UndoStackExecutionScope s(m_stack);
HierarchyHelpers::Delete(m_hierarchy, m_entries);
EBUS_EVENT(UiEditorAnimListenerBus, OnUiElementsDeletedOrReAdded);
}
void CommandHierarchyItemDelete::Push(UndoStack* stack,
HierarchyWidget* hierarchy,
const QTreeWidgetItemRawPtrQList& selectedItems)
{
if (stack->GetIsExecuting())
{
// This is a redundant Qt notification.
// Nothing else to do.
return;
}
if (selectedItems.empty())
{
// Nothing selected. Nothing to do.
return;
}
stack->push(new CommandHierarchyItemDelete(stack, hierarchy));
}