From e06858f2dfb84f4c4364354dda23dce944437339 Mon Sep 17 00:00:00 2001
From: dfighter1985 <none@none>
Date: Sat, 26 Jul 2014 02:05:21 +0200
Subject: [PATCH] Reindex tile item nodes after deleting a node.

--HG--
branch : gsoc2014-dfighter
---
 .../src/plugins/tile_editor/tile_item.cpp     | 26 +++++++++++++++++++
 .../src/plugins/tile_editor/tile_item.h       |  6 +++++
 2 files changed, 32 insertions(+)

diff --git a/code/studio/src/plugins/tile_editor/tile_item.cpp b/code/studio/src/plugins/tile_editor/tile_item.cpp
index 230776fbd..e228a6745 100644
--- a/code/studio/src/plugins/tile_editor/tile_item.cpp
+++ b/code/studio/src/plugins/tile_editor/tile_item.cpp
@@ -224,7 +224,33 @@ TileModel::TNodeTileType TileTypeNode::getTileType()
 	return m_nodeTileType;
 }
 
+bool TileTypeNode::removeChildren( int position, int count )
+{
+	bool ok = Node::removeChildren( position, count );
+	if( !ok )
+		return false;
 
+	reindex();
+
+	return true;
+}
+
+void TileTypeNode::reindex()
+{
+	int i = 0;
+
+	QListIterator< Node* > itr( m_childItems );
+	while( itr.hasNext() )
+	{
+		TileItemNode *n = dynamic_cast< TileItemNode* >( itr.next() );
+		if( n == NULL )
+			continue;
+
+		n->setId( i );
+
+		i++;
+	}
+}
 
 
 ///////////////////////////////////////////////////
diff --git a/code/studio/src/plugins/tile_editor/tile_item.h b/code/studio/src/plugins/tile_editor/tile_item.h
index 5331ef081..f232acb4b 100644
--- a/code/studio/src/plugins/tile_editor/tile_item.h
+++ b/code/studio/src/plugins/tile_editor/tile_item.h
@@ -90,7 +90,11 @@ public:
 	int columnCount() const;
 
 	TileModel::TNodeTileType getTileType();
+
+	bool removeChildren( int position, int count );
+
 private:
+	void reindex();
 	TileModel::TNodeTileType m_nodeTileType;
 };
 
@@ -102,6 +106,8 @@ public:
 	QVariant data(int column, int role) const;
 	int columnCount() const;
 	void setTileFilename(TileModel::TTileChannel channel, QString filename);
+	void setId( int id ){ m_tileId = id; }
+	int id() const{ return m_tileId; }
 private:
 	int m_tileId;
 	QMap<TileModel::TTileChannel, QString> m_tileFilename;