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108 lines
3.2 KiB
C++
108 lines
3.2 KiB
C++
/*
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* Copyright (c) Contributors to the Open 3D Engine Project.
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* For complete copyright and license terms please see the LICENSE at the root of this distribution.
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*
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* SPDX-License-Identifier: Apache-2.0 OR MIT
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*
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*/
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#include "EditorCommon.h"
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#define UICANVASEDITOR_ELEMENT_NAME_DEFAULT "Element"
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CommandHierarchyItemCreate::CommandHierarchyItemCreate(UndoStack* stack,
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HierarchyWidget* hierarchy,
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const EntityHelpers::EntityIdList& parents,
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int childIndex,
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PostCreationCallback postCreationCB)
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: QUndoCommand()
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, m_stack(stack)
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, m_hierarchy(hierarchy)
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, m_parents(parents)
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, m_childIndex(childIndex)
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, m_entries()
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, m_postCreationCB(postCreationCB)
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{
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setText(QString("create element") + (m_parents.empty() ? "" : "s"));
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}
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void CommandHierarchyItemCreate::undo()
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{
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UndoStackExecutionScope s(m_stack);
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HierarchyHelpers::Delete(m_hierarchy, m_entries);
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}
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void CommandHierarchyItemCreate::redo()
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{
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UndoStackExecutionScope s(m_stack);
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if (m_entries.empty())
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{
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// This is the first call to redo().
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HierarchyItemRawPtrList items;
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for (auto& parentEntityId : m_parents)
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{
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// Find a unique name for the new element
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AZStd::string uniqueName;
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EBUS_EVENT_ID_RESULT(uniqueName,
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m_hierarchy->GetEditorWindow()->GetCanvas(),
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UiCanvasBus,
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GetUniqueChildName,
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parentEntityId,
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UICANVASEDITOR_ELEMENT_NAME_DEFAULT,
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nullptr);
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// Create a new hierarchy item which will create a new entity
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QTreeWidgetItem* parent = HierarchyHelpers::ElementToItem(m_hierarchy, parentEntityId, true);
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AZ_Assert(parent, "No parent widget item found for parent entity");
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HierarchyItem* hierarchyItem = new HierarchyItem(m_hierarchy->GetEditorWindow(),
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*parent,
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m_childIndex,
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QString(uniqueName.c_str()),
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nullptr);
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items.push_back(hierarchyItem);
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AZ::Entity* element = items.back()->GetElement();
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m_postCreationCB(element);
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}
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// true: Put the serialized data in m_undoXml.
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HierarchyClipboard::Serialize(m_hierarchy, m_hierarchy->selectedItems(), &items, m_entries, true);
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AZ_Assert(!m_entries.empty(), "Failed to serialize");
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}
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else
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{
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HierarchyHelpers::CreateItemsAndElements(m_hierarchy, m_entries);
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}
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HierarchyHelpers::ExpandParents(m_hierarchy, m_entries);
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m_hierarchy->clearSelection();
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HierarchyHelpers::SetSelectedItems(m_hierarchy, &m_entries);
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}
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void CommandHierarchyItemCreate::Push(UndoStack* stack,
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HierarchyWidget* hierarchy,
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const QTreeWidgetItemRawPtrQList& selectedItems,
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int childIndex,
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PostCreationCallback postCreationCB)
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{
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if (stack->GetIsExecuting())
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{
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// This is a redundant Qt notification.
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// Nothing else to do.
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return;
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}
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stack->push(new CommandHierarchyItemCreate(stack,
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hierarchy,
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SelectionHelpers::GetSelectedElementIds(hierarchy,
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selectedItems,
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true
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),
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childIndex,
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postCreationCB));
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}
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