69 lines
2.4 KiB
C
69 lines
2.4 KiB
C
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////////////////////////////////////////////////////////////////////////////////////////////////////
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// NoesisGUI - http://www.noesisengine.com
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// Copyright (c) 2013 Noesis Technologies S.L. All Rights Reserved.
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////////////////////////////////////////////////////////////////////////////////////////////////////
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#ifndef __GUI_IUITREENODE_H__
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#define __GUI_IUITREENODE_H__
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#include <NsCore/Noesis.h>
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#include <NsCore/Interface.h>
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#include <NsGui/CoreApi.h>
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namespace Noesis
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{
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class BaseComponent;
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class FrameworkElement;
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NS_INTERFACE INameScope;
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struct ObjectWithNameScope
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{
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BaseComponent* object;
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INameScope* scope;
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};
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////////////////////////////////////////////////////////////////////////////////////////////////////
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/// Represents nodes in a UI tree.
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////////////////////////////////////////////////////////////////////////////////////////////////////
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NS_INTERFACE IUITreeNode: public Interface
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{
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/// Gets or sets node parent
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//@{
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virtual IUITreeNode* GetNodeParent() const = 0;
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virtual void SetNodeParent(IUITreeNode* parent) = 0;
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//@}
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/// Looks for a UI resource upwards in the tree.
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/// Returns *DependencyProperty.UnsetValue* if resource is not found
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virtual BaseComponent* FindNodeResource(const char* key, bool fullElementSearch) const = 0;
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/// Looks for a named node upwards in the tree, returning also the scope in which it was found.
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/// Returns null in both fields if node is not found
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virtual ObjectWithNameScope FindNodeName(const char* name) const = 0;
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NS_IMPLEMENT_INLINE_REFLECTION_(IUITreeNode, Interface)
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};
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////////////////////////////////////////////////////////////////////////////////////////////////////
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/// Helper function that finds the first FrameworkElement ancestor for the given UI tree node
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NS_GUI_CORE_API FrameworkElement* FindTreeElement(IUITreeNode* node);
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////////////////////////////////////////////////////////////////////////////////////////////////////
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/// Helper function to obtain the root of the UI Tree from the specified node
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NS_GUI_CORE_API IUITreeNode* GetNodeRoot(IUITreeNode* node);
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////////////////////////////////////////////////////////////////////////////////////////////////////
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/// Helper functions to connect/disconnect nodes to/from the UI tree
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//@{
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NS_GUI_CORE_API void ConnectNode(IUITreeNode* node, const IUITreeNode* parent);
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NS_GUI_CORE_API void DisconnectNode(IUITreeNode* node, const IUITreeNode* parent);
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//@}
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}
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#endif
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