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utils/scenemanager/itreeitem.h

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+//=============================================================================//
+
+#ifndef ITREEITEM_H
+#define ITREEITEM_H
+#ifdef _WIN32
+#pragma once
+#endif
+
+class CWorkspace;
+class CProject;
+class CScene;
+class CVCDFile;
+class CSoundEntry;
+class CWaveFile;
+class mxTreeView;
+
+class ITreeItem
+{
+public:
+	ITreeItem()
+	{
+		m_bExpanded = false;
+		m_nOrdinal = -1;
+	}
+
+	virtual char const *GetName() const = 0;
+
+	ITreeItem *GetParentItem();
+
+	virtual CWorkspace	*GetWorkspace() = 0;
+	virtual CProject	*GetProject() = 0;
+	virtual CScene		*GetScene() = 0;
+	virtual CVCDFile	*GetVCDFile() = 0;
+	virtual CSoundEntry	*GetSoundEntry() = 0;
+	virtual CWaveFile	*GetWaveFile() = 0;
+
+	virtual int			GetIconIndex() const = 0;
+
+	bool IsExpanded() const
+	{
+		return m_bExpanded;
+	}
+
+	void SetExpanded( bool exp )
+	{
+		m_bExpanded = exp;
+	}
+
+	mxTreeViewItem *FindItem( mxTreeView *tree, mxTreeViewItem *parent, bool recurse = false );
+
+	virtual void Checkout( bool updatestateicons = true ) = 0;
+	virtual void Checkin( bool updatestateicons = true ) = 0;
+
+	virtual void MoveChildUp( ITreeItem *child ) = 0;
+	virtual void MoveChildDown( ITreeItem *child ) = 0;
+
+	virtual bool	IsFirstChild()
+	{
+		if ( !GetParentItem() )
+			return false;
+
+		return GetParentItem()->IsChildFirst( this );
+	}
+
+	virtual bool	IsLastChild()
+	{
+		if ( !GetParentItem() )
+			return false;
+
+		return GetParentItem()->IsChildLast( this );
+	}
+
+	virtual bool		IsChildFirst( ITreeItem *child ) = 0;
+	virtual bool		IsChildLast( ITreeItem *child ) = 0;
+
+	void				SetOrdinal( int ordinal ) { m_nOrdinal = ordinal; }
+	int					GetOrdinal( void ) const { return m_nOrdinal; }
+
+	virtual void		SetDirty( bool dirty ) = 0;
+private:
+	bool				m_bExpanded;
+	int					m_nOrdinal;
+};
+
+#endif // ITREEITEM_H