/// <summary>
/// Gets the property with the given relative binding path
/// </summary>
/// <param name="context">the context to extend</param>
/// <param name="pathExpression">the binding path</param>
/// <param name="absolutePath">true if the generated path should be absolute; false otherwise</param>
/// <returns>the property value</returns>
public static TValue getPropertyFor <TModel, TValue>(this sap.ui.model.Context <TModel> context, Expression <Func <TModel, TValue> > pathExpression, bool absolutePath = true)
{
string pref = absolutePath ? "/" : "";
string sPropertyName = $"{pref}{ExpressionEvaluator.GetPath(pathExpression)}";
return(context.getProperty <TValue>(sPropertyName));
}
public sap.ui.core.Element productListFactory(string sId, sap.ui.model.Context oContext)
{
sap.ui.core.Element oUIControl = null;
// Decide based on the data which fragment to show
if (oContext.getProperty <int>("UnitsInStock") == 0 && oContext.getProperty <bool>("Discontinued"))
{
// The item is discontinued, so use a StandardListItem
if (this._oProductSimple == null)
{
this._oProductSimple = (sap.ui.core.Control)sap.ui.xmlfragment(sId, "sap.ui.demo.db.view.ProductSimple", this);
}
oUIControl = _oProductSimple.clone();
}
else
{
// The item is available, so we will create an ObjectListItem
if (this._oProductExtended == null)
{
this._oProductExtended = (sap.ui.core.Control)sap.ui.xmlfragment(sId, "sap.ui.demo.db.view.ProductExtended", this);
}
oUIControl = this._oProductExtended.clone();
// The item is temporarily out of stock, so we will add a status
if (oContext.getProperty <int>("UnitsInStock") < 1)
{
oUIControl.As <sap.m.ObjectListItem>().addAttribute(new sap.m.ObjectAttribute(new sap.m.ObjectAttribute.Settings()
{
text = new [email protected]()
{
path = "i18n>outOfStock"
}
}));
}
}
return(oUIControl);
}
