public void UpdateItems()
{
if (this.logicalItems == null)
{
return;
}
if (this.logicalItemProperties == null)
{
return;
}
if (this.dataItemProperties == null)
{
return;
}
for (int i = 0; i < this.logicalItems.Count; ++i)
{
RadListBoxItem currentItem = this.logicalItems[i];
for (int j = 0; j < this.mappings.Mappings.Count; ++j)
{
PropertyMapping currentMapping = this.mappings.Mappings[j];
PropertyDescriptor currentLogicalProperty = this.logicalItemProperties.Find(currentMapping.LogicalItemProperty, false);
PropertyDescriptor currentDataProperty = this.dataItemProperties.Find(currentMapping.DataSourceItemProperty, false);
if (currentLogicalProperty != null && currentDataProperty != null)
{
if (currentMapping.LogicalItemProperty == "Text")
{
this.logicalItems[i].Text = (string)currentMapping.ConvertToLogicalValue(currentDataProperty.GetValue(currentItem.DataItem), currentDataProperty.Converter);
}
if (currentMapping.LogicalItemProperty == "Value")
{
this.logicalItems[i].Value = currentDataProperty.GetValue(this.logicalItems[i].DataItem);
}
}
if (currentDataProperty == null)
{
if (currentMapping.LogicalItemProperty == "Text" && currentMapping.DataSourceItemProperty == "" && currentMapping.ConvertToLogicalValue != null)
{
this.logicalItems[i].Text = (string)currentMapping.ConvertToLogicalValue(this.logicalItems[i].DataItem, TypeDescriptor.GetConverter(this.logicalItems[i].DataItem.GetType()));
}
if (currentMapping.LogicalItemProperty == "Value" && currentMapping.DataSourceItemProperty == "")
{
this.logicalItems[i].Value = this.logicalItems[i].DataItem;
}
}
}
}
}
protected override void OnSourcePropertyNotFound(object dataItem, PropertyMapping mapping, PropertyDescriptor targetProp, object logicalItem)
{
if (dataItem != null)
{
if (mapping.LogicalItemProperty == "Text")
{
targetProp.SetValue(logicalItem, mapping.ConvertToLogicalValue(dataItem, TypeDescriptor.GetConverter(dataItem.GetType())));
}
if (mapping.LogicalItemProperty == "Value")
{
targetProp.SetValue(logicalItem, dataItem);
}
}
}
