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implementation |
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< |
uses FBMessages, fpTimer; |
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uses IBMessages, IBTypes; |
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type |
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TIBMasterDataLink = class(TMasterDataLink) |
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private |
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FDelayTimerValue: integer; |
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< |
FTimer: TFPTimer; |
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> |
FTimer: TIBTimerInf; |
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procedure HandleRefreshTimer(Sender: TObject); |
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procedure SetDelayTimerValue(AValue: integer); |
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protected |
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procedure DoMasterChange; override; |
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public |
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constructor Create(ADataSet: TDataSet); override; |
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destructor Destroy; override; |
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property DelayTimerValue: integer {in Milliseconds} |
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read FDelayTimerValue write SetDelayTimerValue; |
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end; |
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procedure TIBMasterDataLink.SetDelayTimerValue(AValue: integer); |
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begin |
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if FDelayTimerValue = AValue then Exit; |
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if assigned(FTimer) then |
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FTimer.Enabled := false; |
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FDelayTimerValue := AValue; |
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{$IF FPC_FULLVERSION >= 30002} |
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if (AValue > 0) and not IsMultiThread then |
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IBError(ibxMultiThreadRequired,['TIBTable MasterDetailDelay']); |
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FTimer.Interval := FDelayTimerValue; |
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{$IFEND} |
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end; |
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procedure TIBMasterDataLink.DoMasterChange; |
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begin |
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< |
if FDelayTimerValue = 0 then |
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< |
inherited DoMasterChange |
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< |
{$IF FPC_FULLVERSION >= 30002} |
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else |
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> |
if assigned(FTimer) and (FDelayTimerValue > 0) then |
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with FTimer do |
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begin |
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CheckSynchronize; {Ensure not waiting on Synchronize} |
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if Enabled then |
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begin |
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< |
StopTimer; |
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StartTimer; |
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end |
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else |
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Enabled := true; |
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> |
FTimer.Enabled := false; |
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> |
FTimer.Interval := FDelayTimerValue; |
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FTimer.Enabled := true; |
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end |
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{$IFEND} |
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else |
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> |
inherited DoMasterChange |
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end; |
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constructor TIBMasterDataLink.Create(ADataSet: TDataSet); |
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begin |
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inherited Create(ADataSet); |
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< |
FTimer := TFPTimer.Create(nil); |
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FTimer.Enabled := false; |
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FTimer.Interval := 0; |
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< |
FTimer.OnTimer := HandleRefreshTimer; |
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if assigned(IBGUIInterface) then |
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begin |
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FTimer := IBGUIInterface.CreateTimer; |
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if FTimer <> nil then |
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begin |
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FTimer.Enabled := false; |
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FTimer.Interval := 0; |
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FTimer.OnTimer := HandleRefreshTimer; |
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end; |
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end; |
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FDelayTimerValue := 0; |
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end; |
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destructor TIBMasterDataLink.Destroy; |
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begin |
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if assigned(FTimer) then FTimer.Free; |
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inherited Destroy; |
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end; |
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|
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{ TIBTable } |
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constructor TIBTable.Create(AOwner: TComponent); |
