vmap/radiant/treemodel.cpp
2020-11-17 12:16:16 +01:00

1488 lines
47 KiB
C++

/*
Copyright (C) 2001-2006, William Joseph.
All Rights Reserved.
This file is part of GtkRadiant.
GtkRadiant is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
GtkRadiant is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with GtkRadiant; if not, write to the Free Software
Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#include "treemodel.h"
#include "globaldefs.h"
#include "debugging/debugging.h"
#include <map>
#include <gtk/gtk.h>
#include <uilib/uilib.h>
#include "iscenegraph.h"
#include "nameable.h"
#include "generic/callback.h"
#include "scenelib.h"
#include "string/string.h"
#include "generic/reference.h"
inline Nameable *Node_getNameable(scene::Node &node)
{
return NodeTypeCast<Nameable>::cast(node);
}
#if 0
#include "gtkutil/gtktreestore.h"
template<typename value_type>
inline void gtk_tree_model_get_pointer( ui::TreeModel model, GtkTreeIter* iter, gint column, value_type** pointer ){
GValue value = GValue_default();
gtk_tree_model_get_value( model, iter, column, &value );
*pointer = (value_type*)g_value_get_pointer( &value );
}
typedef GtkTreeStore GraphTreeModel;
ui::TreeStore graph_tree_model_new( graph_type* graph ){
return gtk_tree_store_new( 2, G_TYPE_POINTER, G_TYPE_POINTER );
}
void graph_tree_model_delete( GraphTreeModel* model ){
g_object_unref( G_OBJECT( model ) );
}
bool graph_tree_model_subtree_find_node( GraphTreeModel* model, GtkTreeIter* parent, const scene::Node& node, GtkTreeIter* iter ){
for ( gboolean success = gtk_tree_model_iter_children( model, iter, parent );
success != FALSE;
success = gtk_tree_model_iter_next( model, iter ) )
{
scene::Node* current;
gtk_tree_model_get_pointer( model, iter, 0, &current );
if ( current == node ) {
return true;
}
}
return false;
}
typedef GtkTreeIter DoubleGtkTreeIter[2];
bool graph_tree_model_find_top( GraphTreeModel* model, const scene::Path& path, GtkTreeIter& iter ){
int swap = 0;
GtkTreeIter* parent_pointer = NULL;
GtkTreeIter parent;
for ( scene::Path::const_iterator i = path.begin(); i != path.end(); ++i )
{
if ( !graph_tree_model_subtree_find_node( model, parent_pointer, *i, &iter ) ) {
return false;
}
parent = iter;
parent_pointer = &parent;
}
return true;
}
bool graph_tree_model_find_parent( GraphTreeModel* model, const scene::Path& path, GtkTreeIter& iter ){
int swap = 0;
GtkTreeIter* parent_pointer = NULL;
ASSERT_MESSAGE( path.size() > 1, "path too short" );
for ( scene::Path::const_iterator i = path.begin(); i != path.end() - 1; ++i )
{
GtkTreeIter child;
if ( !graph_tree_model_subtree_find_node( model, parent_pointer, *i, &child ) ) {
return false;
}
iter = child;
parent_pointer = &iter;
}
return true;
}
void node_attach_name_changed_callback( scene::Node& node, const Callback<void()>& callback ){
if ( node != 0 ) {
Nameable* nameable = Node_getNameable( node );
if ( nameable != 0 ) {
nameable->attach( callback );
}
}
}
void node_detach_name_changed_callback( scene::Node& node, const Callback<void()>& callback ){
if ( node != 0 ) {
Nameable* nameable = Node_getNameable( node );
if ( nameable != 0 ) {
nameable->detach( callback );
}
}
}
GraphTreeModel* scene_graph_get_tree_model(); // temp hack
void graph_tree_model_row_changed( const scene::Instance& instance ){
GraphTreeModel* model = scene_graph_get_tree_model();
GtkTreeIter child;
ASSERT_MESSAGE( graph_tree_model_find_top( model, instance.path(), child ), "RUNTIME ERROR" );
gtk_tree_store_set( GTK_TREE_STORE( model ), &child, 0, instance.path().top(), -1 );
}
void graph_tree_model_row_inserted( GraphTreeModel* model, const scene::Instance& instance ){
GtkTreeIter parent;
GtkTreeIter* parent_pointer = NULL;
if ( instance.path().size() != 1 ) {
ASSERT_MESSAGE( graph_tree_model_find_parent( model, instance.path(), parent ), "RUNTIME ERROR" );
parent_pointer = &parent;
}
gpointer node = instance.path().top();
gconstpointer selectable = Instance_getSelectable( instance );
GtkTreeIter child;
gtk_tree_store_append( GTK_TREE_STORE( model ), &child, parent_pointer );
gtk_tree_store_set( GTK_TREE_STORE( model ), &child, 0, node, 1, selectable, -1 );
node_attach_name_changed_callback( instance.path().top(), ConstReferenceCaller<scene::Instance, void(), graph_tree_model_row_changed>( instance ) );
}
void graph_tree_model_row_deleted( GraphTreeModel* model, const scene::Instance& instance ){
GtkTreeIter child;
ASSERT_MESSAGE( graph_tree_model_find_top( model, instance.path(), child ), "RUNTIME ERROR" );
node_detach_name_changed_callback( instance.path().top(), ConstReferenceCaller<scene::Instance, void(), graph_tree_model_row_changed>( instance ) );
gtk_tree_store_remove( GTK_TREE_STORE( model ), &child );
}
#elif 0
const char* node_get_name( scene::Node& node );
typedef scene::Node* NodePointer;
class NodeNameLess
{
public:
bool operator()( const NodePointer& self, const NodePointer& other ) const {
if ( self == 0 ) {
return true;
}
if ( other == 0 ) {
return false;
}
int result = string_compare( node_get_name( self ), node_get_name( other ) );
if ( result == 0 ) {
return self < other;
}
return result < 0;
}
};
class PathNameLess
{
public:
bool operator()( const PathConstReference& self, const PathConstReference& other ) const {
return std::lexicographical_compare( self.get().begin(), self.get().end(), other.get().begin(), other.get().end(), NodeNameLess() );
}
};
typedef std::map<PathConstReference, scene::Instance*, PathNameLess> graph_type;
struct GraphTreeModel
{
GObject parent;
graph_type* graph;
};
struct GraphTreeModelClass
{
GObjectClass parent_class;
};
#define GRAPH_TREE_MODEL( p ) ( reinterpret_cast<GraphTreeModel*>( p ) )
static GtkTreeModelFlags graph_tree_model_get_flags( GtkTreeModel* tree_model ){
return GTK_TREE_MODEL_ITERS_PERSIST;
}
static gint graph_tree_model_get_n_columns( ui::TreeModel tree_model ){
ASSERT_MESSAGE( tree_model != 0, "RUNTIME ERROR" );
GraphTreeModel* graph_tree_model = (GraphTreeModel*) tree_model;
return 2;
}
static const gint c_stamp = 0xabcdef;
inline graph_type::iterator graph_iterator_read_tree_iter( GtkTreeIter* iter ){
ASSERT_MESSAGE( iter != 0, "tree model error" );
ASSERT_MESSAGE( iter->user_data != 0, "tree model error" );
ASSERT_MESSAGE( iter->stamp == c_stamp, "tree model error" );
return *reinterpret_cast<graph_type::iterator*>( &iter->user_data );
}
inline void graph_iterator_write_tree_iter( graph_type::iterator i, GtkTreeIter* iter ){
ASSERT_MESSAGE( iter != 0, "tree model error" );
iter->stamp = c_stamp;
*reinterpret_cast<graph_type::iterator*>( &iter->user_data ) = i;
ASSERT_MESSAGE( iter->user_data != 0, "tree model error" );
}
static GType graph_tree_model_get_column_type( ui::TreeModel tree_model, gint index ){
ASSERT_MESSAGE( tree_model != 0, "RUNTIME ERROR" );
GraphTreeModel *graph_tree_model = (GraphTreeModel *) tree_model;
return G_TYPE_POINTER;
}
static gboolean graph_tree_model_get_iter( ui::TreeModel tree_model, GtkTreeIter* iter, ui::TreePath path ){
ASSERT_MESSAGE( tree_model != 0, "RUNTIME ERROR" );
gint* indices = gtk_tree_path_get_indices( path );
gint depth = gtk_tree_path_get_depth( path );
g_return_val_if_fail( depth > 0, FALSE );
graph_type& graph = *GRAPH_TREE_MODEL( tree_model )->graph;
if ( graph.empty() ) {
return FALSE;
}
GtkTreeIter tmp;
GtkTreeIter* parent = 0;
for ( gint i = 0; i < depth; i++ )
{
if ( !gtk_tree_model_iter_nth_child( tree_model, iter, parent, indices[i] ) ) {
return FALSE;
}
tmp = *iter;
parent = &tmp;
}
return TRUE;
}
static ui::TreePath graph_tree_model_get_path( ui::TreeModel tree_model, GtkTreeIter* iter ){
ASSERT_MESSAGE( tree_model != 0, "RUNTIME ERROR" );
graph_type& graph = *GRAPH_TREE_MODEL( tree_model )->graph;
graph_type::iterator i = graph_iterator_read_tree_iter( iter );
auto path = ui::TreePath();
for ( std::size_t depth = ( *i ).first.get().size(); depth != 0; --depth )
{
std::size_t index = 0;
while ( i != graph.begin() && ( *i ).first.get().size() >= depth )
{
--i;
if ( ( *i ).first.get().size() == depth ) {
++index;
}
}
gtk_tree_path_prepend_index( path, index );
}
return path;
}
static void graph_tree_model_get_value( ui::TreeModel tree_model, GtkTreeIter *iter, gint column, GValue *value ){
ASSERT_MESSAGE( tree_model != 0, "RUNTIME ERROR" );
ASSERT_MESSAGE( column == 0 || column == 1, "tree model error" );
graph_type::iterator i = graph_iterator_read_tree_iter( iter );
g_value_init( value, G_TYPE_POINTER );
if ( column == 0 ) {
g_value_set_pointer( value, reinterpret_cast<gpointer>( ( *i ).first.get().top() ) );
}
else{
g_value_set_pointer( value, reinterpret_cast<gpointer>( Instance_getSelectable( *( *i ).second ) ) );
}
}
static gboolean graph_tree_model_iter_next( ui::TreeModel tree_model, GtkTreeIter *iter ){
ASSERT_MESSAGE( tree_model != 0, "RUNTIME ERROR" );
graph_type& graph = *GRAPH_TREE_MODEL( tree_model )->graph;
graph_type::iterator i = graph_iterator_read_tree_iter( iter );
std::size_t depth = ( *i ).first.get().size();
++i;
while ( i != graph.end() && ( *i ).first.get().size() > depth )
{
++i;
}
if ( i == graph.end() || ( *i ).first.get().size() != depth ) {
return FALSE;
}
graph_iterator_write_tree_iter( i, iter );
return TRUE;
}
static gboolean graph_tree_model_iter_children( ui::TreeModel tree_model, GtkTreeIter *iter, GtkTreeIter *parent ){
ASSERT_MESSAGE( tree_model != 0, "RUNTIME ERROR" );
graph_type& graph = *GRAPH_TREE_MODEL( tree_model )->graph;
graph_type::iterator i = ( parent == 0 ) ? graph.begin() : graph_iterator_read_tree_iter( parent );
std::size_t depth = ( parent == 0 ) ? 1 : ( *i ).first.get().size() + 1;
if ( parent != 0 ) {
++i;
}
if ( i != graph.end() && ( *i ).first.get().size() == depth ) {
graph_iterator_write_tree_iter( i, iter );
return TRUE;
}
return FALSE;
}
static gboolean graph_tree_model_iter_has_child( ui::TreeModel tree_model, GtkTreeIter *iter ){
ASSERT_MESSAGE( tree_model != 0, "RUNTIME ERROR" );
graph_type& graph = *GRAPH_TREE_MODEL( tree_model )->graph;
graph_type::iterator i = graph_iterator_read_tree_iter( iter );
std::size_t depth = ( *i ).first.get().size() + 1;
return ++i != graph.end() && ( *i ).first.get().size() == depth;
}
static gint graph_tree_model_iter_n_children( ui::TreeModel tree_model, GtkTreeIter *parent ){
ASSERT_MESSAGE( tree_model != 0, "RUNTIME ERROR" );
graph_type& graph = *GRAPH_TREE_MODEL( tree_model )->graph;
graph_type::iterator i = ( parent == 0 ) ? graph.begin() : graph_iterator_read_tree_iter( parent );
std::size_t depth = ( parent == 0 ) ? 1 : ( *i ).first.get().size() + 1;
if ( parent != 0 ) {
++i;
}
gint count = 0;
while ( i != graph.end() && ( *i ).first.get().size() >= depth )
{
++count;
++i;
}
return count;
}
static gboolean graph_tree_model_iter_nth_child( ui::TreeModel tree_model, GtkTreeIter *iter, GtkTreeIter *parent, gint n ){
ASSERT_MESSAGE( tree_model != 0, "RUNTIME ERROR" );
graph_type& graph = *GRAPH_TREE_MODEL( tree_model )->graph;
graph_type::iterator i = ( parent == 0 ) ? graph.begin() : graph_iterator_read_tree_iter( parent );
std::size_t depth = ( parent == 0 ) ? 1 : ( *i ).first.get().size() + 1;
if ( parent != 0 ) {
++i;
}
while ( i != graph.end() && ( *i ).first.get().size() >= depth )
{
if ( ( *i ).first.get().size() == depth && n-- == 0 ) {
graph_iterator_write_tree_iter( i, iter );
return TRUE;
}
++i;
}
return FALSE;
}
static gboolean graph_tree_model_iter_parent( ui::TreeModel tree_model, GtkTreeIter *iter, GtkTreeIter *child ){
ASSERT_MESSAGE( tree_model != 0, "RUNTIME ERROR" );
graph_type& graph = *GRAPH_TREE_MODEL( tree_model )->graph;
graph_type::iterator i = graph_iterator_read_tree_iter( child );
std::size_t depth = ( *i ).first.get().size();
if ( depth == 1 ) {
return FALSE;
}
else
{
do
{
--i;
}
while ( ( *i ).first.get().size() >= depth );
graph_iterator_write_tree_iter( i, iter );
return TRUE;
}
}
static GObjectClass *g_parent_class = 0;
static void graph_tree_model_init( GraphTreeModel *graph_tree_model ){
graph_tree_model->graph = 0;
}
static void graph_tree_model_finalize( GObject* object ){
GraphTreeModel* graph_tree_model = GRAPH_TREE_MODEL( object );
/* must chain up */
( *g_parent_class->finalize )( object );
}
static void graph_tree_model_class_init( GraphTreeModelClass *class_ ){
GObjectClass *object_class;
g_parent_class = (GObjectClass*)g_type_class_peek_parent( class_ );
object_class = (GObjectClass *) class_;
object_class->finalize = graph_tree_model_finalize;
}
static void graph_tree_model_tree_model_init( GtkTreeModelIface *iface ){
iface->get_flags = graph_tree_model_get_flags;
iface->get_n_columns = graph_tree_model_get_n_columns;
iface->get_column_type = graph_tree_model_get_column_type;
iface->get_iter = graph_tree_model_get_iter;
iface->get_path = graph_tree_model_get_path;
iface->get_value = graph_tree_model_get_value;
iface->iter_next = graph_tree_model_iter_next;
iface->iter_children = graph_tree_model_iter_children;
iface->iter_has_child = graph_tree_model_iter_has_child;
iface->iter_n_children = graph_tree_model_iter_n_children;
iface->iter_nth_child = graph_tree_model_iter_nth_child;
iface->iter_parent = graph_tree_model_iter_parent;
}
static gboolean graph_tree_model_row_draggable( GtkTreeDragSource *drag_source, ui::TreePath path ){
#if GDEF_DEBUG
gint depth = gtk_tree_path_get_depth( path );
#endif
return gtk_tree_path_get_depth( path ) > 1;
}
static gboolean graph_tree_model_drag_data_delete( GtkTreeDragSource *drag_source, ui::TreePath path ){
GtkTreeIter iter;
if ( gtk_tree_model_get_iter( drag_source, &iter, path ) ) {
graph_type::iterator i = graph_iterator_read_tree_iter( &iter );
Path_deleteTop( ( *i ).first );
return TRUE;
}
else
{
return FALSE;
}
}
static gboolean graph_tree_model_drag_data_get( GtkTreeDragSource *drag_source, ui::TreePath path, GtkSelectionData *selection_data ){
if ( gtk_tree_set_row_drag_data( selection_data, drag_source, path ) ) {
return TRUE;
}
else
{
/* FIXME handle text targets at least. */
}
return FALSE;
}
static void graph_tree_model_drag_source_init( GtkTreeDragSourceIface *iface ){
iface->row_draggable = graph_tree_model_row_draggable;
iface->drag_data_delete = graph_tree_model_drag_data_delete;
iface->drag_data_get = graph_tree_model_drag_data_get;
}
static gboolean graph_tree_model_drag_data_received( GtkTreeDragDest *drag_dest, ui::TreePath dest, GtkSelectionData *selection_data ){
auto tree_model = drag_dest;
GtkTreeModel *src_model = 0;
GtkTreePath *src_path = 0;
if ( gtk_tree_get_row_drag_data( selection_data, &src_model, &src_path )
&& src_model == tree_model ) {
/* Copy the given row to a new position */
GtkTreeIter iter;
if ( gtk_tree_model_get_iter( src_model, &iter, src_path ) ) {
int bleh = 0;
}
}
else
{
/* FIXME maybe add some data targets eventually, or handle text
* targets in the simple case.
*/
}
return FALSE;
}
static gboolean graph_tree_model_row_drop_possible( GtkTreeDragDest *drag_dest, ui::TreePath dest_path, GtkSelectionData *selection_data ){
gboolean retval = FALSE;
GtkTreeModel *src_model = 0;
GtkTreePath *src_path = 0;
if ( gtk_tree_get_row_drag_data( selection_data, &src_model, &src_path ) != FALSE ) {
/* can only drag to ourselves */
if ( src_model == drag_dest ) {
/* Can't drop into ourself. */
if ( !gtk_tree_path_is_ancestor( src_path, dest_path ) ) {
/* Can't drop if dest_path's parent doesn't exist */
if ( gtk_tree_path_get_depth( dest_path ) > 1 ) {
auto tmp = gtk_tree_path_copy( dest_path );
gtk_tree_path_up( tmp );
GtkTreeIter iter;
retval = gtk_tree_model_get_iter( drag_dest, &iter, tmp );
gtk_tree_path_free( tmp );
}
}
}
gtk_tree_path_free( src_path );
}
return retval;
}
static void graph_tree_model_drag_dest_init( GtkTreeDragDestIface *iface ){
iface->drag_data_received = graph_tree_model_drag_data_received;
iface->row_drop_possible = graph_tree_model_row_drop_possible;
}
GType graph_tree_model_get_type( void ){
static GType graph_tree_model_type = 0;
if ( !graph_tree_model_type ) {
static const GTypeInfo graph_tree_model_info =
{
sizeof( GraphTreeModelClass ),
0, /* base_init */
0, /* base_finalize */
(GClassInitFunc) graph_tree_model_class_init,
0, /* class_finalize */
0, /* class_data */
sizeof( GraphTreeModel ),
0, /* n_preallocs */
(GInstanceInitFunc) graph_tree_model_init
};
static const GInterfaceInfo tree_model_info =
{
(GInterfaceInitFunc) graph_tree_model_tree_model_init,
0,
0
};
static const GInterfaceInfo drag_source_info =
{
(GInterfaceInitFunc) graph_tree_model_drag_source_init,
0,
0
};
static const GInterfaceInfo drag_dest_info =
{
(GInterfaceInitFunc) graph_tree_model_drag_dest_init,
0,
0
};
graph_tree_model_type = g_type_register_static( G_TYPE_OBJECT, "GraphTreeModel",
&graph_tree_model_info, (GTypeFlags)0 );
g_type_add_interface_static( graph_tree_model_type,
GTK_TYPE_TREE_MODEL,
&tree_model_info );
g_type_add_interface_static( graph_tree_model_type,
GTK_TYPE_TREE_DRAG_SOURCE,
&drag_source_info );
g_type_add_interface_static( graph_tree_model_type,
GTK_TYPE_TREE_DRAG_DEST,
&drag_dest_info );
}
return graph_tree_model_type;
}
GraphTreeModel* graph_tree_model_new(){
GraphTreeModel* graph_tree_model = GRAPH_TREE_MODEL( g_object_new( graph_tree_model_get_type(), 0 ) );
graph_tree_model->graph = new graph_type;
return graph_tree_model;
}
void graph_tree_model_delete( GraphTreeModel* model ){
delete model->graph;
g_object_unref( G_OBJECT( model ) );
}
class TempNameable : public Nameable
{
const char* m_name;
public:
TempNameable( const char* name ) : m_name( name ){
}
const char* name() const {
return m_name;
}
void attach( const NameCallback& callback ){
}
void detach( const NameCallback& callback ){
}
};
void node_attach_name_changed_callback( scene::Node& node, const NameCallback& callback ){
// Reference cannot be bound to dereferenced null pointer in well-defined
// C++ code, and Clang will assume that comparison below always evaluates
// to true, resulting in a segmentation fault. Use a dirty hack to force
// Clang to check those "bad" references for null nonetheless.
volatile intptr_t n = (intptr_t)&node;
if ( n != 0 ) {
Nameable* nameable = Node_getNameable( node );
if ( nameable != 0 ) {
nameable->attach( callback );
}
}
}
void node_detach_name_changed_callback( scene::Node& node, const NameCallback& callback ){
volatile intptr_t n = (intptr_t)&node; // see the comment on line 650
if ( n != 0 ) {
Nameable* nameable = Node_getNameable( node );
if ( nameable != 0 ) {
nameable->detach( callback );
}
}
}
GraphTreeModel* scene_graph_get_tree_model(); // temp hack
void graph_tree_model_row_inserted( GraphTreeModel* model, graph_type::iterator i ){
GtkTreeIter iter;
graph_iterator_write_tree_iter( i, &iter );
auto tree_path = graph_tree_model_get_path( model, &iter );
gint depth = gtk_tree_path_get_depth( tree_path );
gint* indices = gtk_tree_path_get_indices( tree_path );
gtk_tree_model_row_inserted( model, tree_path, &iter );
gtk_tree_path_free( tree_path );
}
void graph_tree_model_row_deleted( GraphTreeModel* model, graph_type::iterator i ){
GtkTreeIter iter;
graph_iterator_write_tree_iter( i, &iter );
auto tree_path = graph_tree_model_get_path( model, &iter );
gtk_tree_model_row_deleted( model, tree_path );
gtk_tree_path_free( tree_path );
}
#include "generic/referencecounted.h"
void graph_tree_model_set_name( const scene::Instance& instance, const char* name ){
GraphTreeModel* model = scene_graph_get_tree_model();
if ( string_empty( name ) ) { // hack!
graph_type::iterator i = model->graph->find( PathConstReference( instance.path() ) );
ASSERT_MESSAGE( i != model->graph->end(), "ERROR" );
graph_tree_model_row_deleted( model, i );
model->graph->erase( i );
}
else
{
graph_type::iterator i = model->graph->insert( graph_type::value_type( PathConstReference( instance.path() ), &const_cast<scene::Instance&>( instance ) ) ).first;
graph_tree_model_row_inserted( model, i );
}
}
void graph_tree_model_insert( GraphTreeModel* model, const scene::Instance& instance ){
graph_type::iterator i = model->graph->insert( graph_type::value_type( PathConstReference( instance.path() ), &const_cast<scene::Instance&>( instance ) ) ).first;
graph_tree_model_row_inserted( model, i );
node_attach_name_changed_callback( instance.path().top(), ConstReferenceCaller<scene::Instance, void(const char*), graph_tree_model_set_name>( instance ) );
}
void graph_tree_model_erase( GraphTreeModel* model, const scene::Instance& instance ){
node_detach_name_changed_callback( instance.path().top(), ConstReferenceCaller<scene::Instance, void(const char*), graph_tree_model_set_name>( instance ) );
graph_type::iterator i = model->graph->find( PathConstReference( instance.path() ) );
ASSERT_MESSAGE( i != model->graph->end(), "ERROR" );
graph_tree_model_row_deleted( model, i );
model->graph->erase( i );
}
#elif 1
class GraphTreeNode;
void graph_tree_model_row_changed(GraphTreeNode &node);
class GraphTreeNode {
typedef std::map<std::pair<CopiedString, scene::Node *>, GraphTreeNode *> ChildNodes;
ChildNodes m_childnodes;
public:
Reference<scene::Instance> m_instance;
GraphTreeNode *m_parent;
typedef ChildNodes::iterator iterator;
typedef ChildNodes::key_type key_type;
typedef ChildNodes::value_type value_type;
typedef ChildNodes::size_type size_type;
GraphTreeNode(scene::Instance &instance) : m_instance(instance), m_parent(0)
{
m_instance.get().setChildSelectedChangedCallback(RowChangedCaller(*this));
}
~GraphTreeNode()
{
m_instance.get().setChildSelectedChangedCallback(Callback<void()>());
ASSERT_MESSAGE(empty(), "GraphTreeNode::~GraphTreeNode: memory leak");
}
iterator begin()
{
return m_childnodes.begin();
}
iterator end()
{
return m_childnodes.end();
}
size_type size() const
{
return m_childnodes.size();
}
bool empty() const
{
return m_childnodes.empty();
}
iterator insert(const value_type &value)
{
iterator i = m_childnodes.insert(value).first;
(*i).second->m_parent = this;
return i;
}
void erase(iterator i)
{
m_childnodes.erase(i);
}
iterator find(const key_type &key)
{
return m_childnodes.find(key);
}
void swap(GraphTreeNode &other)
{
std::swap(m_parent, other.m_parent);
std::swap(m_childnodes, other.m_childnodes);
std::swap(m_instance, other.m_instance);
}
void rowChanged()
{
graph_tree_model_row_changed(*this);
}
typedef MemberCaller<GraphTreeNode, void(), &GraphTreeNode::rowChanged> RowChangedCaller;
};
struct GraphTreeModel {
GObject parent;
GraphTreeNode *m_graph;
};
struct GraphTreeModelClass {
GObjectClass parent_class;
};
static GtkTreeModelFlags graph_tree_model_get_flags(ui::TreeModel tree_model)
{
return GTK_TREE_MODEL_ITERS_PERSIST;
}
static gint graph_tree_model_get_n_columns(ui::TreeModel tree_model)
{
ASSERT_MESSAGE(tree_model, "RUNTIME ERROR");
//GraphTreeModel* graph_tree_model = (GraphTreeModel*) tree_model;
return 2;
}
static const gint c_stamp = 0xabcdef;
inline GraphTreeNode::iterator graph_iterator_read_tree_iter(GtkTreeIter *iter)
{
ASSERT_MESSAGE(iter != 0, "tree model error");
ASSERT_MESSAGE(iter->user_data != 0, "tree model error");
ASSERT_MESSAGE(iter->stamp == c_stamp, "tree model error");
return *reinterpret_cast<GraphTreeNode::iterator *>( &iter->user_data );
}
inline void graph_iterator_write_tree_iter(GraphTreeNode::iterator i, GtkTreeIter *iter)
{
ASSERT_MESSAGE(iter != 0, "tree model error");
iter->stamp = c_stamp;
*reinterpret_cast<GraphTreeNode::iterator *>( &iter->user_data ) = i;
ASSERT_MESSAGE(iter->user_data != 0, "tree model error");
}
static GType graph_tree_model_get_column_type(ui::TreeModel tree_model, gint index)
{
ASSERT_MESSAGE(tree_model, "RUNTIME ERROR");
//GraphTreeModel *graph_tree_model = (GraphTreeModel *) tree_model;
return G_TYPE_POINTER;
}
static gboolean graph_tree_model_get_iter(GraphTreeModel *tree_model, GtkTreeIter *iter, ui::TreePath path)
{
ASSERT_MESSAGE(tree_model != 0, "RUNTIME ERROR");
gint *indices = gtk_tree_path_get_indices(path);
gint depth = gtk_tree_path_get_depth(path);
g_return_val_if_fail(depth > 0, FALSE);
GraphTreeNode *graph = tree_model->m_graph;
if (graph->empty()) {
return FALSE;
}
GtkTreeIter tmp;
GtkTreeIter *parent = 0;
for (gint i = 0; i < depth; i++) {
if (!gtk_tree_model_iter_nth_child(GTK_TREE_MODEL(tree_model), iter, parent, indices[i])) {
return FALSE;
}
tmp = *iter;
parent = &tmp;
}
return TRUE;
}
static ui::TreePath graph_tree_model_get_path(GraphTreeModel *tree_model, GtkTreeIter *iter)
{
ASSERT_MESSAGE(tree_model, "RUNTIME ERROR");
GraphTreeNode *graph = tree_model->m_graph;
auto path = ui::TreePath(ui::New);
for (GraphTreeNode *node = (*graph_iterator_read_tree_iter(iter)).second; node != graph; node = node->m_parent) {
std::size_t index = 0;
for (GraphTreeNode::iterator i = node->m_parent->begin(); i != node->m_parent->end(); ++i, ++index) {
if ((*i).second == node) {
gtk_tree_path_prepend_index(path, gint(index));
break;
}
}
ASSERT_MESSAGE(index != node->m_parent->size(), "error resolving tree path");
}
return path;
}
static void graph_tree_model_get_value(ui::TreeModel tree_model, GtkTreeIter *iter, gint column, GValue *value)
{
ASSERT_MESSAGE(tree_model, "RUNTIME ERROR");
ASSERT_MESSAGE(column == 0 || column == 1, "tree model error");
GraphTreeNode::iterator i = graph_iterator_read_tree_iter(iter);
g_value_init(value, G_TYPE_POINTER);
if (column == 0) {
g_value_set_pointer(value, reinterpret_cast<gpointer>((*i).first.second ));
} else {
g_value_set_pointer(value, reinterpret_cast<gpointer>( &(*i).second->m_instance.get()));
}
}
static gboolean graph_tree_model_iter_next(ui::TreeModel tree_model, GtkTreeIter *iter)
{
ASSERT_MESSAGE(tree_model, "RUNTIME ERROR");
GraphTreeNode::iterator i = graph_iterator_read_tree_iter(iter);
GraphTreeNode &parent = *(*i).second->m_parent;
ASSERT_MESSAGE(i != parent.end(), "RUNTIME ERROR");
if (++i == parent.end()) {
return FALSE;
}
graph_iterator_write_tree_iter(i, iter);
return TRUE;
}
static gboolean graph_tree_model_iter_children(GraphTreeModel *tree_model, GtkTreeIter *iter, GtkTreeIter *parent)
{
ASSERT_MESSAGE(tree_model != 0, "RUNTIME ERROR");
GraphTreeNode &node = (parent == 0) ? *tree_model->m_graph : *(*graph_iterator_read_tree_iter(parent)).second;
if (!node.empty()) {
graph_iterator_write_tree_iter(node.begin(), iter);
return TRUE;
}
return FALSE;
}
static gboolean graph_tree_model_iter_has_child(ui::TreeModel tree_model, GtkTreeIter *iter)
{
ASSERT_MESSAGE(tree_model, "RUNTIME ERROR");
GraphTreeNode &node = *(*graph_iterator_read_tree_iter(iter)).second;
return !node.empty();
}
static gint graph_tree_model_iter_n_children(GraphTreeModel *tree_model, GtkTreeIter *parent)
{
ASSERT_MESSAGE(tree_model != 0, "RUNTIME ERROR");
GraphTreeNode &node = (parent == 0) ? *tree_model->m_graph : *(*graph_iterator_read_tree_iter(parent)).second;
return static_cast<gint>( node.size());
}
static gboolean
graph_tree_model_iter_nth_child(GraphTreeModel *tree_model, GtkTreeIter *iter, GtkTreeIter *parent, gint n)
{
ASSERT_MESSAGE(tree_model != 0, "RUNTIME ERROR");
GraphTreeNode &node = (parent == 0) ? *tree_model->m_graph : *(*graph_iterator_read_tree_iter(parent)).second;
if (static_cast<std::size_t>( n ) < node.size()) {
GraphTreeNode::iterator i = node.begin();
std::advance(i, n);
graph_iterator_write_tree_iter(i, iter);
return TRUE;
}
return FALSE;
}
static gboolean graph_tree_model_iter_parent(GraphTreeModel *tree_model, GtkTreeIter *iter, GtkTreeIter *child)
{
ASSERT_MESSAGE(tree_model != 0, "RUNTIME ERROR");
GraphTreeNode &node = *(*graph_iterator_read_tree_iter(child)).second;
if (node.m_parent != tree_model->m_graph) {
GraphTreeNode &parentParent = *node.m_parent->m_parent;
for (GraphTreeNode::iterator i = parentParent.begin(); i != parentParent.end(); ++i) {
if ((*i).second == node.m_parent) {
graph_iterator_write_tree_iter(i, iter);
return TRUE;
}
}
}
return FALSE;
}
static GObjectClass *g_parent_class = 0;
namespace {
scene::Node *g_null_node = 0;
}
class NullInstance : public scene::Instance {
public:
NullInstance() : scene::Instance(scene::Path(makeReference(*g_null_node)), 0, 0,
Static<InstanceTypeCastTable>::instance())
{
}
};
namespace {
NullInstance g_null_instance;
}
static void graph_tree_model_init(GraphTreeModel *graph_tree_model)
{
graph_tree_model->m_graph = new GraphTreeNode(g_null_instance);
}
static void graph_tree_model_finalize(GObject *object)
{
auto graph_tree_model = reinterpret_cast<GraphTreeModel *>(object);
delete graph_tree_model->m_graph;
/* must chain up */
(*g_parent_class->finalize)(object);
}
static void graph_tree_model_class_init(GraphTreeModelClass *class_)
{
GObjectClass *object_class;
g_parent_class = (GObjectClass *) g_type_class_peek_parent(class_);
object_class = (GObjectClass *) class_;
object_class->finalize = graph_tree_model_finalize;
}
static void graph_tree_model_tree_model_init(GtkTreeModelIface *iface)
{
iface->get_flags = reinterpret_cast<GtkTreeModelFlags (*)(GtkTreeModel *)>(graph_tree_model_get_flags);
iface->get_n_columns = reinterpret_cast<gint (*)(GtkTreeModel *)>(graph_tree_model_get_n_columns);
iface->get_column_type = reinterpret_cast<GType (*)(GtkTreeModel *, gint)>(graph_tree_model_get_column_type);
iface->get_iter = reinterpret_cast<gboolean (*)(GtkTreeModel *, GtkTreeIter *,
GtkTreePath *)>(graph_tree_model_get_iter);
iface->get_path = reinterpret_cast<GtkTreePath *(*)(GtkTreeModel *, GtkTreeIter *)>(graph_tree_model_get_path);
iface->get_value = reinterpret_cast<void (*)(GtkTreeModel *, GtkTreeIter *, gint,
GValue *)>(graph_tree_model_get_value);
iface->iter_next = reinterpret_cast<gboolean (*)(GtkTreeModel *, GtkTreeIter *)>(graph_tree_model_iter_next);
iface->iter_children = reinterpret_cast<gboolean (*)(GtkTreeModel *, GtkTreeIter *,
GtkTreeIter *)>(graph_tree_model_iter_children);
iface->iter_has_child = reinterpret_cast<gboolean (*)(GtkTreeModel *,
GtkTreeIter *)>(graph_tree_model_iter_has_child);
iface->iter_n_children = reinterpret_cast<gint (*)(GtkTreeModel *,
GtkTreeIter *)>(graph_tree_model_iter_n_children);
iface->iter_nth_child = reinterpret_cast<gboolean (*)(GtkTreeModel *, GtkTreeIter *, GtkTreeIter *,
gint)>(graph_tree_model_iter_nth_child);
iface->iter_parent = reinterpret_cast<gboolean (*)(GtkTreeModel *, GtkTreeIter *,
GtkTreeIter *)>(graph_tree_model_iter_parent);
}
GType graph_tree_model_get_type(void)
{
static GType graph_tree_model_type = 0;
if (!graph_tree_model_type) {
static const GTypeInfo graph_tree_model_info =
{
sizeof(GraphTreeModelClass),
0, /* base_init */
0, /* base_finalize */
(GClassInitFunc) graph_tree_model_class_init,
0, /* class_finalize */
0, /* class_data */
sizeof(GraphTreeModel),
0, /* n_preallocs */
(GInstanceInitFunc) graph_tree_model_init,
0
};
static const GInterfaceInfo tree_model_info =
{
(GInterfaceInitFunc) graph_tree_model_tree_model_init,
0,
0
};
graph_tree_model_type = g_type_register_static(G_TYPE_OBJECT, "GraphTreeModel",
&graph_tree_model_info, (GTypeFlags) 0);
g_type_add_interface_static(graph_tree_model_type,
GTK_TYPE_TREE_MODEL,
&tree_model_info);
}
return graph_tree_model_type;
}
GraphTreeModel *graph_tree_model_new()
{
auto graph_tree_model = reinterpret_cast<GraphTreeModel *>(g_object_new(graph_tree_model_get_type(), 0));
return graph_tree_model;
}
void graph_tree_model_delete(GraphTreeModel *model)
{
g_object_unref(G_OBJECT(model));
}
void graph_tree_model_row_changed(GraphTreeModel *model, GraphTreeNode::iterator i)
{
GtkTreeIter iter;
graph_iterator_write_tree_iter(i, &iter);
auto tree_path = graph_tree_model_get_path(model, &iter);
gtk_tree_model_row_changed(GTK_TREE_MODEL(model), tree_path, &iter);
gtk_tree_path_free(tree_path);
}
void graph_tree_model_row_inserted(GraphTreeModel *model, GraphTreeNode::iterator i)
{
GtkTreeIter iter;
graph_iterator_write_tree_iter(i, &iter);
auto tree_path = graph_tree_model_get_path(model, &iter);
gtk_tree_model_row_inserted(GTK_TREE_MODEL(model), tree_path, &iter);
gtk_tree_path_free(tree_path);
}
void graph_tree_model_row_deleted(GraphTreeModel *model, GraphTreeNode::iterator i)
{
GtkTreeIter iter;
graph_iterator_write_tree_iter(i, &iter);
auto tree_path = graph_tree_model_get_path(model, &iter);
gtk_tree_model_row_deleted(GTK_TREE_MODEL(model), tree_path);
gtk_tree_path_free(tree_path);
}
void graph_tree_model_row_inserted(GraphTreeModel &model, GraphTreeNode::iterator i)
{
graph_tree_model_row_inserted(&model, i);
}
void graph_tree_model_row_deleted(GraphTreeModel &model, GraphTreeNode::iterator i)
{
graph_tree_model_row_deleted(&model, i);
}
const char *node_get_name(scene::Node &node);
const char *node_get_name_safe(scene::Node &node)
{
volatile intptr_t n = (intptr_t) &node; // see the comment on line 650
if (n == 0) {
return "";
}
return node_get_name(node);
}
GraphTreeNode *graph_tree_model_find_parent(GraphTreeModel *model, const scene::Path &path)
{
GraphTreeNode *parent = model->m_graph;
for (scene::Path::const_iterator i = path.begin(); i != path.end() - 1; ++i) {
GraphTreeNode::iterator child = parent->find(
GraphTreeNode::key_type(node_get_name_safe((*i).get()), (*i).get_pointer()));
ASSERT_MESSAGE(child != parent->end(), "ERROR");
parent = (*child).second;
}
return parent;
}
void node_attach_name_changed_callback(scene::Node &node, const NameCallback &callback)
{
volatile intptr_t n = (intptr_t) &node; // see the comment on line 650
if (n != 0) {
Nameable *nameable = Node_getNameable(node);
if (nameable != 0) {
nameable->attach(callback);
}
}
}
void node_detach_name_changed_callback(scene::Node &node, const NameCallback &callback)
{
volatile intptr_t n = (intptr_t) &node; // see the comment on line 650
if (n != 0) {
Nameable *nameable = Node_getNameable(node);
if (nameable != 0) {
nameable->detach(callback);
}
}
}
GraphTreeModel *scene_graph_get_tree_model(); // temp hack
void graph_tree_node_foreach_pre(GraphTreeNode::iterator root, const Callback<void(GraphTreeNode::iterator)> &callback)
{
callback(root);
for (GraphTreeNode::iterator i = (*root).second->begin(); i != (*root).second->end(); ++i) {
graph_tree_node_foreach_pre(i, callback);
}
}
void graph_tree_node_foreach_post(GraphTreeNode::iterator root, const Callback<void(GraphTreeNode::iterator)> &callback)
{
for (GraphTreeNode::iterator i = (*root).second->begin(); i != (*root).second->end(); ++i) {
graph_tree_node_foreach_post(i, callback);
}
callback(root);
}
void graph_tree_model_row_changed(GraphTreeNode &node)
{
GraphTreeModel *model = scene_graph_get_tree_model();
const scene::Instance &instance = node.m_instance.get();
GraphTreeNode::iterator i = node.m_parent->find(
GraphTreeNode::key_type(node_get_name_safe(instance.path().top().get()),
instance.path().top().get_pointer()));
graph_tree_model_row_changed(model, i);
}
void graph_tree_model_set_name(const scene::Instance &instance, const char *name)
{
GraphTreeModel *model = scene_graph_get_tree_model();
GraphTreeNode *parent = graph_tree_model_find_parent(model, instance.path());
GraphTreeNode::iterator oldNode = parent->find(
GraphTreeNode::key_type(node_get_name_safe(instance.path().top().get()),
instance.path().top().get_pointer()));
graph_tree_node_foreach_post(oldNode, ReferenceCaller<GraphTreeModel, void(
GraphTreeNode::iterator), graph_tree_model_row_deleted>(*model));
GraphTreeNode *node((*oldNode).second);
parent->erase(oldNode);
GraphTreeNode::iterator newNode = parent->insert(
GraphTreeNode::value_type(GraphTreeNode::key_type(name, &instance.path().top().get()), node));
graph_tree_node_foreach_pre(newNode, ReferenceCaller<GraphTreeModel, void(
GraphTreeNode::iterator), graph_tree_model_row_inserted>(*model));
}
void graph_tree_model_insert(GraphTreeModel *model, const scene::Instance &instance)
{
GraphTreeNode *parent = graph_tree_model_find_parent(model, instance.path());
GraphTreeNode::iterator i = parent->insert(GraphTreeNode::value_type(
GraphTreeNode::key_type(node_get_name_safe(instance.path().top().get()),
instance.path().top().get_pointer()),
new GraphTreeNode(const_cast<scene::Instance &>( instance ))));
graph_tree_model_row_inserted(model, i);
node_attach_name_changed_callback(instance.path().top(), ConstReferenceCaller<scene::Instance, void(
const char *), graph_tree_model_set_name>(instance));
}
void graph_tree_model_erase(GraphTreeModel *model, const scene::Instance &instance)
{
node_detach_name_changed_callback(instance.path().top(), ConstReferenceCaller<scene::Instance, void(
const char *), graph_tree_model_set_name>(instance));
GraphTreeNode *parent = graph_tree_model_find_parent(model, instance.path());
GraphTreeNode::iterator i = parent->find(GraphTreeNode::key_type(node_get_name_safe(instance.path().top().get()),
instance.path().top().get_pointer()));
graph_tree_model_row_deleted(model, i);
GraphTreeNode *node((*i).second);
parent->erase(i);
delete node;
}
#endif
#if 0
class TestGraphTreeModel
{
public:
TestGraphTreeModel(){
gtk_init( 0, 0 );
graph_type graph;
scene::Node* root = *(scene::Node*)0xa0000000;
scene::Node* node1 = (scene::Node*)0xa0000001;
scene::Node* node2 = (scene::Node*)0xa0000002;
scene::Node* node3 = (scene::Node*)0xa0000003;
scene::Node* node4 = (scene::Node*)0xa0000004;
scene::Instance* instance = (scene::Instance*)0xaaaaaaaa;
scene::Path rootpath( root );
graph.insert( graph_type::value_type( rootpath, instance ) );
rootpath.push( node1 );
graph.insert( graph_type::value_type( rootpath, instance ) );
rootpath.pop();
rootpath.push( node2 );
graph.insert( graph_type::value_type( rootpath, instance ) );
rootpath.push( node3 );
graph.insert( graph_type::value_type( rootpath, instance ) );
rootpath.pop();
rootpath.push( node4 );
graph.insert( graph_type::value_type( rootpath, instance ) );
rootpath.pop();
rootpath.pop();
auto model = graph_tree_model_new( &graph );
{
gint n_columns = gtk_tree_model_get_n_columns( model );
ASSERT_MESSAGE( n_columns == 2, "test failed!" );
}
{
GType type = gtk_tree_model_get_column_type( model, 0 );
ASSERT_MESSAGE( type == G_TYPE_POINTER, "test failed!" );
}
{
GType type = gtk_tree_model_get_column_type( model, 1 );
ASSERT_MESSAGE( type == G_TYPE_POINTER, "test failed!" );
}
{
GtkTreeIter iter;
gtk_tree_model_get_iter_first( model, &iter );
graph_type::iterator i = graph_iterator_read_tree_iter( &iter );
ASSERT_MESSAGE( ( *i ).first.get().size() == 2 && ( *i ).first.get().top() == node1, "test failed!" );
}
{
GtkTreeIter iter;
gtk_tree_model_get_iter_first( model, &iter );
ASSERT_MESSAGE( gtk_tree_model_iter_has_child( model, &iter ) == FALSE, "test failed!" );
ASSERT_MESSAGE( gtk_tree_model_iter_n_children( model, &iter ) == 0, "test failed!" );
gtk_tree_model_iter_next( model, &iter );
ASSERT_MESSAGE( gtk_tree_model_iter_has_child( model, &iter ) != FALSE, "test failed!" );
ASSERT_MESSAGE( gtk_tree_model_iter_n_children( model, &iter ) == 2, "test failed!" );
{
GtkTreeIter child;
gtk_tree_model_iter_nth_child( model, &child, &iter, 0 );
scene::Node* test;
gtk_tree_model_get_value( model, &child, 0, (GValue*)&test );
ASSERT_MESSAGE( test == node3, "test failed!" );
{
GtkTreeIter parent;
gtk_tree_model_iter_parent( model, &parent, &child );
scene::Node* test;
gtk_tree_model_get_value( model, &parent, 0, (GValue*)&test );
ASSERT_MESSAGE( test == node2, "test failed!" );
}
}
{
GtkTreeIter child;
gtk_tree_model_iter_nth_child( model, &child, &iter, 1 );
scene::Node* test;
gtk_tree_model_get_value( model, &child, 0, (GValue*)&test );
ASSERT_MESSAGE( test == node4, "test failed!" );
}
}
{
GtkTreeIter iter;
std::size_t count = 0;
for ( gboolean good = gtk_tree_model_get_iter_first( model, &iter ); good; good = gtk_tree_model_iter_next( model, &iter ) )
{
scene::Node* test;
gtk_tree_model_get_value( model, &iter, 0, (GValue*)&test );
ASSERT_MESSAGE( ( count == 0 && test == node1 ) || ( count == 1 && test == node2 ), "test failed!" );
++count;
}
ASSERT_MESSAGE( count == 2, "test failed!" );
}
{
GtkTreeIter iter;
gtk_tree_model_get_iter_first( model, &iter );
scene::Node* test;
gtk_tree_model_get_value( model, &iter, 0, (GValue*)&test );
ASSERT_MESSAGE( test == node1, "test failed!" );
}
{
GtkTreeIter iter;
auto path = ui::TreePath( "0" );
gtk_tree_model_get_iter( model, &iter, path );
gtk_tree_path_free( path );
graph_type::iterator i = graph_iterator_read_tree_iter( &iter );
ASSERT_MESSAGE( ( *i ).first.get().size() == 2 && ( *i ).first.get().top() == node1, "test failed!" );
}
{
GtkTreeIter iter;
auto path = ui::TreePath( "1" );
gtk_tree_model_get_iter( model, &iter, path );
gtk_tree_path_free( path );
graph_type::iterator i = graph_iterator_read_tree_iter( &iter );
ASSERT_MESSAGE( ( *i ).first.get().size() == 2 && ( *i ).first.get().top() == node2, "test failed!" );
}
{
GtkTreeIter iter;
graph_type::iterator i = graph.begin();
++i;
graph_iterator_write_tree_iter( i, &iter );
auto path = gtk_tree_model_get_path( model, &iter );
gint depth = gtk_tree_path_get_depth( path );
gint* indices = gtk_tree_path_get_indices( path );
ASSERT_MESSAGE( depth == 1 && indices[0] == 0, "test failed!" );
gtk_tree_path_free( path );
}
{
GtkTreeIter iter;
graph_type::iterator i = graph.begin();
++i;
++i;
graph_iterator_write_tree_iter( i, &iter );
auto path = gtk_tree_model_get_path( model, &iter );
gint depth = gtk_tree_path_get_depth( path );
gint* indices = gtk_tree_path_get_indices( path );
ASSERT_MESSAGE( depth == 1 && indices[0] == 1, "test failed!" );
gtk_tree_path_free( path );
}
}
};
TestGraphTreeModel g_TestGraphTreeModel;
#endif