Example of how to create portlet, which shows a list of products, the user can select several of them, and ask for a new quote to be created with those products.
Dashboard portlet logic, which renders the list of products and the action “New Quote”.
def products= api.find("P", 0, 10, null, ["sku", "label", "currency"])
def resultMatrix = api.newMatrix().withColumnFormats([
"sku" : FieldFormatType.TEXT,
"label":FieldFormatType.TEXT,
"currency": FieldFormatType.TEXT
]).withRows(products);
resultMatrix.rowSelectionBackEndAction("productsDataSet")
.withLogicName("BackEndActionLogic")
.withColumns("sku")
.withButtonLabel("New Quote")
return resultMatrix;
See also example of the BackEndActionLogic, which shows you, how to receive the parameter with selection of items from matrix, and how to construct the context link action.