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| ///////////////////////////////////////////////////////////////////////////
// //
// Copyright (c) 2015 by Charta Software B.V. //
// All rights reserved //
// //
// Version: 1.7.0.83525 //
// Web site: https://pascal.chartasoftware.com/ //
// //
// This code and information are provided "as is" without warranty of //
// any kind. Dissemination of this information or reproduction of //
// this material is strictly forbidden unless prior written permission //
// is obtained from Charta Software B.V.. //
// //
///////////////////////////////////////////////////////////////////////////
unit Task.Scheduled.Event;
interface
uses
DateTime.Calendar.Gregorian.Instant,
Event,
Integer._32,
Task.Group,
Task.Scheduled;
type
TScheduledTaskEvent = class(TEvent)
private
FScheduledTask: TScheduledTask;
procedure SetScheduledTask(const Value: TScheduledTask);
private
Sender: TObject;
public
constructor Create(Sender: TObject; ScheduledTask: TScheduledTask); virtual;
destructor Destroy(); override;
function GetSender(): TObject; override;
property ScheduledTask: TScheduledTask read FScheduledTask write SetScheduledTask;
end;
TTaskScheduledEvent = class(TScheduledTaskEvent)
end;
TTaskStartedEvent = class(TScheduledTaskEvent)
end;
TTaskFinishedEvent = class(TScheduledTaskEvent)
end;
TTaskGroupScheduledEvent = class(TEvent)
private
Sender: TObject;
FScheduledTaskGroup: TScheduledTaskGroup;
procedure SetScheduledTaskGroup(Value: TScheduledTaskGroup);
public
constructor Create(Sender: TObject; ScheduledTaskGroup: TScheduledTaskGroup); virtual;
destructor Destroy(); override;
function GetSender(): TObject; override;
property ScheduledTaskGroup: TScheduledTaskGroup read FScheduledTaskGroup write SetScheduledTaskGroup;
end;
TRecurringTaskStartedEvent = class(TScheduledTaskEvent)
public
Interval: TInteger32;
constructor Create(Sender: TObject; ScheduledTask: TScheduledTask; Interval: TInteger32); reintroduce; virtual;
end;
TRecurringTaskScheduledEvent = class(TScheduledTaskEvent)
private
FInstant: TGregorianInstant;
protected
procedure SetInstant(Value: TGregorianInstant);
public
constructor Create(Sender: TObject; ScheduledTask: TScheduledTask; Interval: TInteger32); reintroduce; virtual;
destructor Destroy(); override;
property Instant: TGregorianInstant read FInstant write SetInstant;
end;
implementation
uses
DateTime.Calendar.Gregorian;
{ TRecurringTaskStartedEvent }
constructor TScheduledTaskEvent.Create(Sender: TObject; ScheduledTask: TScheduledTask);
begin
inherited Create();
Self.Sender := Sender;
Self.ScheduledTask := ScheduledTask;
end;
destructor TScheduledTaskEvent.Destroy();
begin
ScheduledTask.ReleaseReference();
inherited Destroy();
end;
function TScheduledTaskEvent.GetSender(): TObject;
begin
Result := Sender;
end;
procedure TScheduledTaskEvent.SetScheduledTask(const Value: TScheduledTask);
begin
if Value <> ScheduledTask then
begin
Value.AddReference();
ScheduledTask.ReleaseReference();
FScheduledTask := Value;
end;
end;
{ TRecurringTaskStartedEvent }
constructor TRecurringTaskStartedEvent.Create(Sender: TObject; ScheduledTask: TScheduledTask; Interval: TInteger32);
begin
inherited Create(Sender, ScheduledTask);
Self.Interval := Interval;
end;
{ TRecurringTaskScheduledEvent }
constructor TRecurringTaskScheduledEvent.Create(Sender: TObject; ScheduledTask: TScheduledTask; Interval: TInteger32);
var
CurrentInstant: TGregorianInstant;
begin
inherited Create(Sender, ScheduledTask);
CurrentInstant := TGregorianCalendar.CurrentInstant_Local();
CurrentInstant.AddReference();
Instant := TGregorianCalendar.GetInstant(TGregorianCalendar.GetDateTime(CurrentInstant) + Interval / TGregorianCalendar.MillisecondsPerDay);
CurrentInstant.ReleaseReference();
end;
destructor TRecurringTaskScheduledEvent.Destroy();
begin
Instant.ReleaseReference();
inherited Destroy();
end;
procedure TRecurringTaskScheduledEvent.SetInstant(Value: TGregorianInstant);
begin
if Value <> Instant then
begin
Value.AddReference();
Instant.ReleaseReference();
FInstant := Value;
end;
end;
{ TTaskGroupScheduledEvent }
constructor TTaskGroupScheduledEvent.Create(Sender: TObject; ScheduledTaskGroup: TScheduledTaskGroup);
begin
inherited Create();
Self.Sender := Sender;
Self.ScheduledTaskGroup := ScheduledTaskGroup;
end;
destructor TTaskGroupScheduledEvent.Destroy();
begin
ScheduledTaskGroup.ReleaseReference();
inherited Destroy();
end;
function TTaskGroupScheduledEvent.GetSender(): TObject;
begin
Result := Sender;
end;
procedure TTaskGroupScheduledEvent.SetScheduledTaskGroup(Value: TScheduledTaskGroup);
begin
if Value <> ScheduledTaskGroup then
begin
Value.AddReference();
ScheduledTaskGroup.ReleaseReference();
FScheduledTaskGroup := Value;
end;
end;
end.
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