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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/
#pragma once
#include <abstractview.h>
#include <functional>
#include <memory>
QT_BEGIN_NAMESPACE
class QGraphicsScene;
class QGraphicsSceneMouseEvent;
QT_END_NAMESPACE
namespace Utils { class CrumblePath; }
namespace QmlDesigner {
class FormEditorWidget;
class FormEditorNodeInstanceView;
class FormEditorScene;
class NodeInstanceView;
class AbstractFormEditorTool;
class AbstractCustomTool;
class MoveTool;
class SelectionTool;
class ResizeTool;
class DragTool;
class ItemLibraryEntry;
class QmlItemNode;
class QMLDESIGNERCORE_EXPORT FormEditorView : public AbstractView
{
Q_OBJECT
public:
FormEditorView(QObject *parent = nullptr);
~FormEditorView() override;
// AbstractView
void modelAttached(Model *model) override;
void modelAboutToBeDetached(Model *model) override;
void importsChanged(const QList<Import> &addedImports, const QList<Import> &removedImports) override;
void nodeCreated(const ModelNode &createdNode) override;
void nodeAboutToBeRemoved(const ModelNode &removedNode) override;
void nodeReparented(const ModelNode &node, const NodeAbstractProperty &newPropertyParent, const NodeAbstractProperty &oldPropertyParent, AbstractView::PropertyChangeFlags propertyChange) override;
void nodeIdChanged(const ModelNode& node, const QString& newId, const QString& oldId) override;
void propertiesAboutToBeRemoved(const QList<AbstractProperty>& propertyList) override;
void rootNodeTypeChanged(const QString &type, int majorVersion, int minorVersion) override;
void selectedNodesChanged(const QList<ModelNode> &selectedNodeList,
const QList<ModelNode> &lastSelectedNodeList) override;
void variantPropertiesChanged(const QList<VariantProperty> &propertyList,
PropertyChangeFlags propertyChange) override;
void bindingPropertiesChanged(const QList<BindingProperty> &propertyList,
PropertyChangeFlags propertyChange) override;
void documentMessagesChanged(const QList<DocumentMessage> &errors, const QList<DocumentMessage> &warnings) override;
void customNotification(const AbstractView *view, const QString &identifier, const QList<ModelNode> &nodeList, const QList<QVariant> &data) override;
// FormEditorView
WidgetInfo widgetInfo() override;
FormEditorWidget *formEditorWidget();
AbstractFormEditorTool *currentTool() const;
FormEditorScene *scene() const;
bool changeToMoveTool();
bool changeToMoveTool(const QPointF &beginPoint);
void changeToDragTool();
void changeToSelectionTool();
void changeToSelectionTool(QGraphicsSceneMouseEvent *event);
void changeToResizeTool();
void changeToTransformTools();
void changeToCustomTool();
void changeCurrentToolTo(AbstractFormEditorTool *customTool);
void registerTool(AbstractCustomTool *tool);
void auxiliaryDataChanged(const ModelNode &node, const PropertyName &name, const QVariant &data) override;
void instancesCompleted(const QVector<ModelNode> &completedNodeList) override;
void instanceInformationsChanged(const QMultiHash<ModelNode, InformationName> &informationChangedHash) override;
void instancesRenderImageChanged(const QVector<ModelNode> &nodeList) override;
void instancesChildrenChanged(const QVector<ModelNode> &nodeList) override;
void instancePropertyChanged(const QList<QPair<ModelNode, PropertyName> > &propertyList) override;
void rewriterBeginTransaction() override;
void rewriterEndTransaction() override;
double containerPadding() const;
double spacing() const;
void deActivateItemCreator();
void gotoError(int, int);
void setGotoErrorCallback(std::function<void(int, int)> gotoErrorCallback);
void exportAsImage();
protected:
void reset();
void delayedReset();
bool isMoveToolAvailable() const;
private:
void setupFormEditorItemTree(const QmlItemNode &qmlItemNode);
void removeNodeFromScene(const QmlItemNode &qmlItemNode);
void hideNodeFromScene(const QmlItemNode &qmlItemNode);
void createFormEditorWidget();
void temporaryBlockView();
void resetNodeInstanceView();
QPointer<FormEditorWidget> m_formEditorWidget;
QPointer<FormEditorScene> m_scene;
QList<AbstractCustomTool*> m_customToolList;
std::unique_ptr<MoveTool> m_moveTool;
std::unique_ptr<SelectionTool> m_selectionTool;
std::unique_ptr<ResizeTool> m_resizeTool;
std::unique_ptr<DragTool> m_dragTool;
AbstractFormEditorTool *m_currentTool = nullptr;
int m_transactionCounter = 0;
std::function<void(int, int)> m_gotoErrorCallback;
};
} // namespace QmlDesigner
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