Data.DB.TDataSet Events

AfterCancel public Occurs after an application completes a request to cancel modifications to the active record.

AfterClose public Occurs after an application closes a dataset.

AfterDelete public Occurs after an application deletes a record.

AfterEdit public Occurs after an application starts editing a record.

AfterInsert public Occurs after an application inserts a new record.

AfterOpen public Occurs after an application completes opening a dataset and before any data access occurs.

AfterPost public Occurs after an application writes the active record to the database or change log and returns to browse state.

AfterRefresh public Occurs after an application refreshes the data in the dataset.

AfterScroll public Occurs after an application scrolls from one record to another.

BeforeCancel public Occurs before an application executes a request to cancel changes to the active record.

BeforeClose public Occurs immediately before the dataset closes.

BeforeDelete public Occurs before an application attempts to delete the active record.

BeforeEdit public Occurs before an application enters edit mode for the active record.

BeforeInsert public Occurs before an application enters insert mode.

BeforeOpen public Occurs before an application executes a request to open a dataset.

BeforePost public Occurs before an application posts changes for the active record to the database or change log.

BeforeRefresh public Occurs immediately before an application refreshes the data in the dataset.

BeforeScroll public Occurs before an application scrolls from one record to another.

OnCalcFields public Occurs when an application recalculates calculated fields.

OnDeleteError public Occurs when an application attempts to delete a record and an exception is raised.

OnEditError public Occurs when an application attempts to modify or insert a record and an exception is raised.

OnFilterRecord public Occurs only when a record is fetched from a DB or when the Filtered property is set to True.

OnGetDeltaStreams protected

OnNewRecord public Occurs when an application inserts or appends a new dataset record.

OnPostError public Occurs when an application attempts to modify or insert a record and an exception is raised.