Hi Abdallah,
We have analysed your query regarding customize symbol
palette item null reference exception. We request to set IsHitTestVisible as
false, once you set node as SymbolpaletteItem’s content. Kindly refer the below
code snippet,
SymbolPaletteItem item=new SymbolPaletteItem();
Node n = new Node()
{
Width = 50,
Height = 50,
Shape = Shapes.FlowChart_Data
};
item.Content
= n;
(item.Content
as Node).IsHitTestVisible
= false;
Please let us know, if you require further assist on
this.
Regards,
Parthiban A.