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TdxChartCustomSeries.DataBindingClass Property

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

#Declaration

Delphi
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
'Unbound' TdxChartXYSeriesUnboundDataBinding An XY chart series is not bound to a dataset. You need to populate series with data points manually.
'DB' TdxChartXYSeriesDBDataBinding An XY chart series connects to a dataset and loads all data records into memory.
TdxChartSimpleSeries

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

DataBindingType[1] Value DataBindingClass[2] Value Description
Unbound TdxChartSimpleSeriesUnboundDataBinding A simple series is not bound to a dataset. You need to populate series with data points manually.
'DB' TdxChartSimpleSeriesDBDataBinding A simple series connects to a dataset and loads all data records into memory.

#Default Value

TdxChartXYSeries
The DataBindingClass property’s default value is TdxChartXYSeriesUnboundDataBinding.
TdxChartSimpleSeries
The DataBindingClass property’s default value is TdxChartSimpleSeriesUnboundDataBinding.
Footnotes
  1. The DataBindingType property setter updates DataBindingClass and DataBinding property values according to the selected data access mode.

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

See Also