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utils/scenemanager/itreeitem.cpp

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+//========= Copyright Valve Corporation, All rights reserved. ============//
+//
+// Purpose: 
+//
+// $NoKeywords: $
+//
+//=============================================================================//
+#include "cbase.h"
+#include "itreeitem.h"
+#include "mxtk/mxTreeView.h"
+#include "project.h"
+#include "scene.h"
+#include "soundentry.h"
+#include "vcdfile.h"
+#include "wavefile.h"
+#include "workspace.h"
+
+//-----------------------------------------------------------------------------
+// Purpose: 
+// Input  : *tree - 
+//			*parent - 
+// Output : mxTreeViewItem
+//-----------------------------------------------------------------------------
+mxTreeViewItem *ITreeItem::FindItem( mxTreeView *tree, mxTreeViewItem *parent, bool recurse )
+{
+	if ( !tree )
+		return NULL;
+
+	mxTreeViewItem *child = tree->getFirstChild( parent );
+	while ( child )
+	{
+		ITreeItem *treeItem = (ITreeItem *)tree->getUserData( child );
+		if ( treeItem )
+		{
+			if ( treeItem == this )
+			{
+				return child;
+			}
+
+			if ( recurse )
+			{
+				mxTreeViewItem *found = FindItem( tree, child, recurse );
+				if ( found )
+				{
+					return found;
+				}
+			}
+		}
+
+		child = tree->getNextChild( child );
+	}
+
+	return NULL;
+}
+
+ITreeItem *ITreeItem::GetParentItem()
+{
+	if ( GetSoundEntry() )
+	{
+		return GetSoundEntry()->GetOwnerVCDFile();
+	}
+
+	if ( GetVCDFile() )
+	{
+		return GetVCDFile()->GetOwnerScene();
+	}
+
+	if ( GetScene() )
+	{
+		return GetScene()->GetOwnerProject();
+	}
+	
+	if ( GetProject() )
+	{
+		return GetProject()->GetOwnerWorkspace();
+	}
+
+	if ( GetWaveFile() )
+	{
+		return GetWaveFile()->GetOwnerSoundEntry();
+	}
+
+	return NULL;
+}