| 197 |
|
FDelayTimerValue: integer; |
| 198 |
|
FTimer: TFPTimer; |
| 199 |
|
procedure HandleRefreshTimer(Sender: TObject); |
| 200 |
+ |
procedure SetDelayTimerValue(AValue: integer); |
| 201 |
|
protected |
| 202 |
|
procedure DoMasterChange; override; |
| 203 |
|
public |
| 204 |
|
constructor Create(ADataSet: TDataSet); override; |
| 205 |
|
destructor Destroy; override; |
| 206 |
|
property DelayTimerValue: integer {in Milliseconds} |
| 207 |
< |
read FDelayTimerValue write FDelayTimerValue; |
| 207 |
> |
read FDelayTimerValue write SetDelayTimerValue; |
| 208 |
|
end; |
| 209 |
|
|
| 210 |
|
{ TIBMasterDataLink } |
| 211 |
|
|
| 212 |
|
procedure TIBMasterDataLink.HandleRefreshTimer(Sender: TObject); |
| 213 |
|
begin |
| 214 |
< |
FTimer.Interval := 0; |
| 215 |
< |
inherited DoMasterChange; |
| 214 |
> |
FTimer.Enabled := false; |
| 215 |
> |
if GetDetailDataSet.Active then |
| 216 |
> |
inherited DoMasterChange; |
| 217 |
> |
end; |
| 218 |
> |
|
| 219 |
> |
procedure TIBMasterDataLink.SetDelayTimerValue(AValue: integer); |
| 220 |
> |
begin |
| 221 |
> |
if FDelayTimerValue = AValue then Exit; |
| 222 |
> |
FDelayTimerValue := AValue; |
| 223 |
> |
{$IF FPC_FULLVERSION >= 30002} |
| 224 |
> |
if (AValue > 0) and not IsMultiThread then |
| 225 |
> |
IBError(ibxMultiThreadRequired,['TIBTable MasterDetailDelay']); |
| 226 |
> |
FTimer.Interval := FDelayTimerValue; |
| 227 |
> |
{$IFEND} |
| 228 |
|
end; |
| 229 |
|
|
| 230 |
|
procedure TIBMasterDataLink.DoMasterChange; |
| 231 |
|
begin |
| 232 |
|
if FDelayTimerValue = 0 then |
| 233 |
|
inherited DoMasterChange |
| 234 |
+ |
{$IF FPC_FULLVERSION >= 30002} |
| 235 |
|
else |
| 236 |
+ |
with FTimer do |
| 237 |
|
begin |
| 238 |
< |
FTimer.Interval := FDelayTimerValue; |
| 239 |
< |
FTimer.StartTimer; |
| 240 |
< |
end; |
| 238 |
> |
CheckSynchronize; {Ensure not waiting on Synchronize} |
| 239 |
> |
if Enabled then |
| 240 |
> |
begin |
| 241 |
> |
StopTimer; |
| 242 |
> |
StartTimer; |
| 243 |
> |
end |
| 244 |
> |
else |
| 245 |
> |
Enabled := true; |
| 246 |
> |
end |
| 247 |
> |
{$IFEND} |
| 248 |
|
end; |
| 249 |
|
|
| 250 |
|
constructor TIBMasterDataLink.Create(ADataSet: TDataSet); |
| 251 |
|
begin |
| 252 |
|
inherited Create(ADataSet); |
| 253 |
|
FTimer := TFPTimer.Create(nil); |
| 254 |
< |
FTimer.Enabled := true; |
| 254 |
> |
FTimer.Enabled := false; |
| 255 |
|
FTimer.Interval := 0; |
| 256 |
|
FTimer.OnTimer := HandleRefreshTimer; |
| 257 |
|
FDelayTimerValue := 0; |
