Class TUndoGridOptions

DescriptionHierarchyFieldsMethodsProperties

Unit

frmPhastGridOptionsUnit

Declaration

type TUndoGridOptions = class(TCustomUndo)

Description

TUndoGridOptions is used to undo or redo the setting of frmGoPhast.Model.GridOptions.

Hierarchy

Overview

Fields

Protected FOldGridOptions: TGridOptions;
Public FNewGridOptions: TGridOptions;

Methods

Protected function Description: string; override;
Public constructor Create;
Public destructor Destroy; override;
Public procedure DoCommand; override;
Public procedure Undo; override;

Description

Fields

Protected FOldGridOptions: TGridOptions;

FOldGridOptions holds a copy of frmGoPhast.Model.GridOptions that was present when FOldGridOptions was created.

Public FNewGridOptions: TGridOptions;

FNewGridOptions holds a copy of new values for frmGoPhast.Model.GridOptions.

Methods

Protected function Description: string; override;

Description displays what TUndoGridOptions does.

Public constructor Create;

Create creates the fields, and assigns FOldGridOptions.

Public destructor Destroy; override;

Destroy destroys the fields.

Public procedure DoCommand; override;

DoCommand applies FNewGridOptions to frmGoPhast.Model.GridOptions.

Public procedure Undo; override;

Undo applies FOldGridOptions to frmGoPhast.Model.GridOptions.

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