FireDAC.Comp.Client.TFDTable.BeforeOpen
Delphi
property BeforeOpen: TDataSetNotifyEvent read FBeforeOpen write FBeforeOpen;
C++
__property BeforeOpen;
Properties
| Type | Visibility | Source | Unit | Parent |
|---|---|---|---|---|
| event | published | FireDAC.Comp.Client.pas FireDAC.Comp.Client.hpp |
FireDAC.Comp.Client | TFDTable |
Description
Occurs before an application executes a request to open a dataset. {{#multireplace:FireDAC.Comp.Client.TFDTable.BeforeOpen|H21=!|H25=%|H28=(|H29=)|H2A=*|H2B=+|H2F=/|H3C=<|H3D==|H3E=>|H5B=[|H5D=]|H5E=^|H7C=|}} inherits from {{#multireplace:Data.DB.TDataSet.BeforeOpen|H21=!|H25=%|H28=(|H29=)|H2A=*|H2B=+|H2F=/|H3C=<|H3D==|H3E=>|H5B=[|H5D=]|H5E=^|H7C=|}}. All content below this line refers to {{#multireplace:Data.DB.TDataSet.BeforeOpen|H21=!|H25=%|H28=(|H29=)|H2A=*|H2B=+|H2F=/|H3C=<|H3D==|H3E=>|H5B=[|H5D=]|H5E=^|H7C=|}}.
Occurs before an application executes a request to open a dataset.
Write a BeforeOpen event handler to take specific action before an application opens a dataset for viewing or editing. BeforeOpen is triggered when an application sets the Active property to true for a dataset or an application calls Open.
BeforeOpen is an event handler of type Data.DB.TDataSetNotifyEvent.