+//-----------------------------------------------------------------------------
+// wxGtkTreeModelNode
+//-----------------------------------------------------------------------------
+
+void wxGtkTreeModelNode::Resort()
+{
+ size_t child_count = GetChildCount();
+ if (child_count == 0)
+ return;
+
+ size_t node_count = GetNodesCount();
+
+ if (child_count == 1)
+ {
+ if (node_count == 1)
+ {
+ wxGtkTreeModelNode *node = m_nodes.Item( 0 );
+ node->Resort();
+ }
+ return;
+ }
+
+ wxGtkTreeModelChildren temp;
+ WX_APPEND_ARRAY( temp, m_children );
+
+ g_internal = m_internal;
+ m_children.Sort( &wxGtkTreeModelChildCmp );
+
+ gint *new_order = new gint[child_count];
+
+ unsigned int pos;
+ for (pos = 0; pos < child_count; pos++)
+ {
+ void *id = m_children.Item( pos );
+ int old_pos = temp.Index( id );
+ new_order[pos] = old_pos;
+ }
+
+ GtkTreeModel *gtk_tree_model = GTK_TREE_MODEL( m_internal->GetGtkModel() );
+
+ GtkTreeIter iter;
+ iter.user_data = GetItem().GetID();
+ iter.stamp = m_internal->GetGtkModel()->stamp;
+
+ GtkTreePath *path = m_internal->get_path( &iter );
+
+ gtk_tree_model_rows_reordered( gtk_tree_model, path, &iter, new_order );
+
+ gtk_tree_path_free (path);
+
+ delete [] new_order;
+
+ for (pos = 0; pos < node_count; pos++)
+ {
+ wxGtkTreeModelNode *node = m_nodes.Item( pos );
+ node->Resort();
+ }
+}
+
+//-----------------------------------------------------------------------------
+// wxDataViewCtrlInternal
+//-----------------------------------------------------------------------------
+
+wxDataViewCtrlInternal::wxDataViewCtrlInternal( wxDataViewCtrl *owner,
+ wxDataViewModel *wx_model, GtkWxTreeModel *gtk_model )
+{
+ m_owner = owner;
+ m_wx_model = wx_model;
+ m_gtk_model = gtk_model;
+ m_root = NULL;
+ m_sort_order = GTK_SORT_ASCENDING;
+ m_sort_column = -1;
+ InitTree();
+}
+
+wxDataViewCtrlInternal::~wxDataViewCtrlInternal()
+{
+ g_object_unref( m_gtk_model );
+}
+
+void wxDataViewCtrlInternal::InitTree()
+{
+ wxDataViewItem item;
+ m_root = new wxGtkTreeModelNode( NULL, item, this );
+
+ BuildBranch( m_root );
+}
+
+void wxDataViewCtrlInternal::BuildBranch( wxGtkTreeModelNode *node )
+{
+ if (node->GetChildCount() == 0)
+ {
+ wxDataViewItemArray children;
+ unsigned int count = m_wx_model->GetChildren( node->GetItem(), children );
+ unsigned int pos;
+ for (pos = 0; pos < count; pos++)
+ {
+ wxDataViewItem child = children[pos];
+
+ if (m_wx_model->IsContainer( child ))
+ node->AddNode( new wxGtkTreeModelNode( node, child, this ) );
+ else
+ node->AddLeave( child.GetID() );
+
+ // Don't send any events here
+ }
+ }
+}
+
+void wxDataViewCtrlInternal::Resort()
+{
+ m_root->Resort();
+}
+
+bool wxDataViewCtrlInternal::ItemAdded( const wxDataViewItem &parent, const wxDataViewItem &item )
+{
+ wxGtkTreeModelNode *parent_node = FindNode( parent );
+ if (m_wx_model->IsContainer( item ))
+ parent_node->AddNode( new wxGtkTreeModelNode( parent_node, item, this ) );
+ else
+ parent_node->AddLeave( item.GetID() );
+
+ wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_MODEL_ITEM_ADDED, m_owner->GetId() );
+ event.SetEventObject( m_owner );
+ event.SetModel( m_owner->GetModel() );
+ event.SetItem( item );
+ m_owner->GetEventHandler()->ProcessEvent( event );
+
+ return true;
+}
+
+bool wxDataViewCtrlInternal::ItemDeleted( const wxDataViewItem &parent, const wxDataViewItem &item )
+{
+ wxGtkTreeModelNode *parent_node = FindNode( parent );
+ parent_node->DeleteChild( item.GetID() );
+
+ wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_MODEL_ITEM_DELETED, m_owner->GetId() );
+ event.SetEventObject( m_owner );
+ event.SetModel( m_owner->GetModel() );
+ event.SetItem( item );
+ m_owner->GetEventHandler()->ProcessEvent( event );
+
+ return true;
+}
+
+bool wxDataViewCtrlInternal::ItemChanged( const wxDataViewItem &item )
+{
+ wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_MODEL_ITEM_CHANGED, m_owner->GetId() );
+ event.SetEventObject( m_owner );
+ event.SetModel( m_owner->GetModel() );
+ event.SetItem( item );
+ m_owner->GetEventHandler()->ProcessEvent( event );
+
+ return true;
+}
+
+bool wxDataViewCtrlInternal::ValueChanged( const wxDataViewItem &item, unsigned int col )
+{
+ wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_MODEL_VALUE_CHANGED, m_owner->GetId() );
+ event.SetEventObject( m_owner );
+ event.SetModel( m_owner->GetModel() );
+ event.SetColumn( col );
+ event.SetItem( item );
+ m_owner->GetEventHandler()->ProcessEvent( event );
+
+ return true;
+}
+
+bool wxDataViewCtrlInternal::Cleared()
+{
+ wxDataViewEvent event( wxEVT_COMMAND_DATAVIEW_MODEL_CLEARED, m_owner->GetId() );
+ event.SetEventObject( m_owner );
+ event.SetModel( m_owner->GetModel() );
+ m_owner->GetEventHandler()->ProcessEvent( event );
+
+ return true;
+}
+
+gboolean wxDataViewCtrlInternal::get_iter( GtkTreeIter *iter, GtkTreePath *path )
+{
+ int depth = gtk_tree_path_get_depth( path );
+
+ wxGtkTreeModelNode *node = m_root;
+
+ int i;
+ for (i = 0; i < depth; i++)
+ {
+ BuildBranch( node );
+
+ gint pos = gtk_tree_path_get_indices (path)[i];
+ if (pos < 0) return FALSE;
+ if ((size_t)pos >= node->GetChildCount()) return FALSE;
+
+ void* id = node->GetChildren().Item( (size_t) pos );
+
+ if (i == depth-1)
+ {
+ iter->stamp = m_gtk_model->stamp;
+ iter->user_data = id;
+ return TRUE;
+ }
+
+ size_t count = node->GetNodes().GetCount();
+ size_t pos2;
+ for (pos2 = 0; pos2 < count; pos2++)
+ {
+ wxGtkTreeModelNode *child_node = node->GetNodes().Item( pos2 );
+ if (child_node->GetItem().GetID() == id)
+ {
+ node = child_node;
+ break;
+ }
+ }
+ }
+
+ return FALSE;
+}
+
+GtkTreePath *wxDataViewCtrlInternal::get_path( GtkTreeIter *iter )
+{
+ GtkTreePath *retval = gtk_tree_path_new ();
+ void *id = iter->user_data;
+
+ wxGtkTreeModelNode *node = FindParentNode( iter );
+ while (node)
+ {
+ int pos = node->GetChildren().Index( id );
+
+ gtk_tree_path_prepend_index( retval, pos );
+
+ id = node->GetItem().GetID();
+ node = node->GetParent();
+ }
+
+ return retval;
+}
+
+gboolean wxDataViewCtrlInternal::iter_next( GtkTreeIter *iter )
+{
+ wxGtkTreeModelNode *parent = FindParentNode( iter );
+ if( parent == NULL )
+ return FALSE;
+
+ int pos = parent->GetChildren().Index( iter->user_data );
+
+ if (pos == (int) parent->GetChildCount()-1)
+ return FALSE;
+
+ iter->stamp = m_gtk_model->stamp;
+ iter->user_data = parent->GetChildren().Item( pos+1 );
+
+ return TRUE;
+}
+
+gboolean wxDataViewCtrlInternal::iter_children( GtkTreeIter *iter, GtkTreeIter *parent )
+{
+ wxDataViewItem item( (void*) parent->user_data );
+
+ if (!m_wx_model->IsContainer( item ))
+ return FALSE;
+
+ wxGtkTreeModelNode *parent_node = FindNode( parent );
+ BuildBranch( parent_node );
+
+ if (parent_node->GetChildCount() == 0)
+ return FALSE;
+
+ iter->stamp = m_gtk_model->stamp;
+ iter->user_data = (gpointer) parent_node->GetChildren().Item( 0 );
+
+ return TRUE;
+}
+
+gboolean wxDataViewCtrlInternal::iter_has_child( GtkTreeIter *iter )
+{
+ wxDataViewItem item( (void*) iter->user_data );
+ bool is_container = m_wx_model->IsContainer( item );
+
+ if (!is_container)
+ return FALSE;
+
+ wxGtkTreeModelNode *node = FindNode( iter );
+ BuildBranch( node );
+
+ return (node->GetChildCount() > 0);
+}
+
+gint wxDataViewCtrlInternal::iter_n_children( GtkTreeIter *iter )
+{
+ wxDataViewItem item( (void*) iter->user_data );
+
+ if (!m_wx_model->IsContainer( item ))
+ return 0;
+
+ wxGtkTreeModelNode *parent_node = FindNode( iter );
+ BuildBranch( parent_node );
+
+ // wxPrintf( "iter_n_children %d\n", parent_node->GetChildCount() );
+
+ return parent_node->GetChildCount();
+}
+
+gboolean wxDataViewCtrlInternal::iter_nth_child( GtkTreeIter *iter, GtkTreeIter *parent, gint n )
+{
+ void* id = NULL;
+ if (parent) id = (void*) parent->user_data;
+ wxDataViewItem item( id );
+
+ if (!m_wx_model->IsContainer( item ))
+ return FALSE;
+
+ wxGtkTreeModelNode *parent_node = FindNode( parent );
+ BuildBranch( parent_node );
+
+ // wxPrintf( "iter_nth_child %d\n", n );
+
+ iter->stamp = m_gtk_model->stamp;
+ iter->user_data = parent_node->GetChildren().Item( n );
+
+ return TRUE;
+}
+
+gboolean wxDataViewCtrlInternal::iter_parent( GtkTreeIter *iter, GtkTreeIter *child )
+{
+ wxGtkTreeModelNode *node = FindParentNode( child );
+ if (!node)
+ return FALSE;
+
+ iter->stamp = m_gtk_model->stamp;
+ iter->user_data = (gpointer) node->GetItem().GetID();
+
+ return TRUE;
+}
+
+static wxGtkTreeModelNode*
+wxDataViewCtrlInternal_FindNode( wxDataViewModel * model, wxGtkTreeModelNode *treeNode, const wxDataViewItem &item )
+{
+ if( model == NULL )
+ return NULL;
+
+ ItemList list;
+ list.DeleteContents( true );
+ wxDataViewItem it( item );
+ while( it.IsOk() )
+ {
+ wxDataViewItem * pItem = new wxDataViewItem( it );
+ list.Insert( pItem );
+ it = model->GetParent( it );
+ }
+
+ wxGtkTreeModelNode * node = treeNode;
+ for( ItemList::compatibility_iterator n = list.GetFirst(); n; n = n->GetNext() )
+ {
+ if( node && node->GetNodes().GetCount() != 0 )
+ {
+ int len = node->GetNodes().GetCount();
+ wxGtkTreeModelNodes nodes = node->GetNodes();
+ int j = 0;
+ for( ; j < len; j ++)
+ {
+ if( nodes[j]->GetItem() == *(n->GetData()))
+ {
+ node = nodes[j];
+ break;
+ }
+ }
+
+ if( j == len )
+ {
+ return NULL;
+ }
+ }
+ else
+ return NULL;
+ }
+ return node;
+
+}
+
+wxGtkTreeModelNode *wxDataViewCtrlInternal::FindNode( GtkTreeIter *iter )
+{
+ if (!iter)
+ return m_root;
+
+ wxDataViewItem item( (void*) iter->user_data );
+ if (!item.IsOk())
+ return m_root;
+
+ wxGtkTreeModelNode *result = wxDataViewCtrlInternal_FindNode( m_wx_model, m_root, item );
+
+ if (!result)
+ {
+ wxPrintf( "Not found %d\n", (int) iter->user_data );
+ char *crash = NULL;
+ *crash = 0;
+ }
+
+ return result;
+}
+
+wxGtkTreeModelNode *wxDataViewCtrlInternal::FindNode( const wxDataViewItem &item )
+{
+ if (!item.IsOk())
+ return m_root;
+
+ wxGtkTreeModelNode *result = wxDataViewCtrlInternal_FindNode( m_wx_model, m_root, item );
+
+ if (!result)
+ {
+ wxPrintf( "Not found %d\n", (int) item.GetID() );
+ char *crash = NULL;
+ *crash = 0;
+ }
+
+ return result;
+}
+
+static wxGtkTreeModelNode*
+wxDataViewCtrlInternal_FindParentNode( wxDataViewModel * model, wxGtkTreeModelNode *treeNode, const wxDataViewItem &item )
+{
+ if( model == NULL )
+ return NULL;
+
+ ItemList list;
+ list.DeleteContents( true );
+ if( !item.IsOk() )
+ return NULL;
+
+ wxDataViewItem it( model->GetParent( item ) );
+ while( it.IsOk() )
+ {
+ wxDataViewItem * pItem = new wxDataViewItem( it );
+ list.Insert( pItem );
+ it = model->GetParent( it );
+ }
+
+ wxGtkTreeModelNode * node = treeNode;
+ for( ItemList::compatibility_iterator n = list.GetFirst(); n; n = n->GetNext() )
+ {
+ if( node && node->GetNodes().GetCount() != 0 )
+ {
+ int len = node->GetNodes().GetCount();
+ wxGtkTreeModelNodes nodes = node->GetNodes();
+ int j = 0;
+ for( ; j < len; j ++)
+ {
+ if( nodes[j]->GetItem() == *(n->GetData()))
+ {
+ node = nodes[j];
+ break;
+ }
+ }
+
+ if( j == len )
+ {
+ return NULL;
+ }
+ }
+ else
+ return NULL;
+ }
+ //Examine whether the node is item's parent node
+ int len = node->GetChildCount();
+ for( int i = 0; i < len ; i ++ )
+ {
+ if( node->GetChildren().Item( i ) == item.GetID() )
+ return node;
+ }
+ return NULL;
+}
+
+wxGtkTreeModelNode *wxDataViewCtrlInternal::FindParentNode( GtkTreeIter *iter )
+{
+ if (!iter)
+ return NULL;
+
+ wxDataViewItem item( (void*) iter->user_data );
+ if (!item.IsOk())
+ return NULL;
+
+ return wxDataViewCtrlInternal_FindParentNode( m_wx_model, m_root, item );
+}
+
+wxGtkTreeModelNode *wxDataViewCtrlInternal::FindParentNode( const wxDataViewItem &item )
+{
+ if (!item.IsOk())
+ return NULL;
+
+ return wxDataViewCtrlInternal_FindParentNode( m_wx_model, m_root, item );
+}
+
projects / wxWidgets.git / blobdiff