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TdxChartCustomSeries.DataBindingClass Property

Specifies the reference to the data binding class that corresponds to the active data access mode.

Declaration

property DataBindingClass: TdxChartSeriesDataBindingClass read; write;

Property Value

Type Description
TdxChartSeriesDataBindingClass

The class-reference to the data binding class that corresponds to the active data access mode.

Remarks

Use the DataBindingClass or DataBindingType property to switch between data access modes available for the series. Different TdxChartCustomSeries class descendants use different data binding setting classes:

TdxChartXYSeries

An XY series uses the following data binding classes depending on the DataBindingType property value:

DataBindingType[1] Value DataBindingClass[2] Value Description
'DB' TdxChartXYSeriesDBDataBinding An XY chart series connects to a dataset and loads all data records into memory.
'Unbound' TdxChartXYSeriesUnboundDataBinding An XY chart series is not bound to a dataset. You need to populate series with data points manually.
TdxChartSimpleSeries

A simple series uses the following data binding classes depending on the DataBindingType property value:

DataBindingType[1] Value DataBindingClass[2] Value Description
'DB' TdxChartSimpleSeriesDBDataBinding A simple series connects to a dataset and loads all data records into memory.
Unbound TdxChartSimpleSeriesUnboundDataBinding A simple series is not bound to a dataset. You need to populate series with data points manually.
Footnotes
  1. The DataBindingType property setter updates the DataBindingClass and DataBinding property values according to the selected data access mode.

  2. The DataBindingClass property setter updates the DataBindingType and DataBinding property values according to the selected data access mode.

See Also