QAbstractTableModel run data() several times even if there are no modifications
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Hello,
I have implement my QAbstractTableModel. and it run several times XfTableModelQlist::data. I have no connection from any signals to update it.class XfTableModelQlist : public QAbstractTableModel { Q_OBJECT public: explicit XfTableModelQlist(QObject *parent = 0); ~XfTableModelQlist(); int rowCount(const QModelIndex &parent = QModelIndex()) const ; int columnCount(const QModelIndex &parent = QModelIndex()) const; QVariant headerData(int section, Qt::Orientation orientation, int role = Qt::DisplayRole) const; QVariant data(const QModelIndex &index, int role = Qt::DisplayRole) const; Qt::ItemFlags flags(const QModelIndex & index) const ; U2bYTES nQlist; struct lineaXfQlist arlineasXf[LINEASxF]; QBrush linea0B, linea1B; QBrush linea0F, linea1F; };
XfTableModelQlist::XfTableModelQlist(QObject *parent) :QAbstractTableModel(parent) { for (int i=0; i<LINEASxF; ++i) { arlineasXf[i].nCue=0; arlineasXf[i].cc=new sQ; } } XfTableModelQlist::~XfTableModelQlist() { for (int i=0; i<LINEASxF; ++i) delete arlineasXf[i].cc; } int XfTableModelQlist::rowCount(const QModelIndex &/*parent*/) const { int i; for (i=2; i<LINEASxF; ++i) if (!arlineasXf[i].nCue) break; return (i); } #define NcOLUMNASxFq 17 //Numero de columnas de int XfTableModelQlist::columnCount(const QModelIndex &/*parent*/) const { return (NcOLUMNASxFq); } QVariant XfTableModelQlist::headerData(int section, Qt::Orientation orientation, int role) const { if (role==Qt::DisplayRole && orientation==Qt::Horizontal) { static const char* const xxx[NcOLUMNASxFq]={"Cue/+","Icon","Text","T(In)","T(Out)","T(Auto)","T(Wait In)","T(Wait Out)","Timing","MIB","MIB Time","Track","OnlyQ","Sh.Mode","Info","Jump","Loop"}; if (section<NcOLUMNASxFq) return (QString(xxx[section])); } return QVariant(); } QVariant XfTableModelQlist::data(const QModelIndex &index, int role) const { QMutexLocker locker(mutexHeap); qDebug()<<" IndexColum = "<< index.column() << " IndexRow = " << index.row() << " IndexRole = " << role; if (role==Qt::DisplayRole) { char s[200]; s[0]='\0'; if (index.row()<=1 && index.column()==0)// el cue puede ser 0 y tener MASdEuNAcUE en X1/X2 { U2bYTES nCue=arlineasXf[index.row()].nCue; int i=0; if (nCue&MASdEuNAcUE) { i=sprintf(s, "*"); nCue&=~MASdEuNAcUE; } sNumeroDecP (s+i, nCue, LEFT); return (QString(s)); } if (arlineasXf[index.row()].nCue) { StqLIST *pT=getDireccionQlist(IGUAL, nQlist); if(pT != nullptr) { sQ* pQ=arlineasXf[index.row()].cc; switch(index.column()) { case 0:// Cue/+ sNumeroDecP (s, pQ->u.cue.n, LEFT); break; case 2:// Text copyText (s, pQ->u.cue.texto, sizeof (pQ->u.cue.texto)); break; case 3:// T(In) sTimeP (s, pQ->u.cue.tIn?pQ->u.cue.tIn:pT->tIn, LEFT); break; case 4:// T(Out) sTimeP (s, pQ->u.cue.tOut?pQ->u.cue.tOut:pT->tOut, LEFT); break; case 5:// T(Auto) sTimeP (s, pQ->u.cue.tAuto?pQ->u.cue.tAuto:pT->tAuto, LEFT); break; case 6:// T(Wait In) sTimeP (s, pQ->u.cue.tWIn?pQ->u.cue.tWIn:pT->tWIn, LEFT); break; case 7:// T(Wait Out) sTimeP (s, pQ->u.cue.tWOut?pQ->u.cue.tWOut:pT->tWOut, LEFT); break; case 8:// Timing sprintf (s, "T%u", pQ->u.cue.timing?pQ->u.cue.timing:pT->timing); break; case 9:// MIB if(pQ->u.cue.mibCueComienzo) { s[0]='Q'; sNumeroDecP (s+1, pQ->u.cue.mibCueComienzo, LEFT); } else strcpy (s, pQ->u.cue.mibFlags&CUEfIXEDmIB?"None":""); break; case 10:// MIB Time sTimeP (s, pQ->u.cue.mibTime?pQ->u.cue.mibTime:pT->mibTime, LEFT); break; case 11:// track strcpy (s, textQlistTrack(pQ->u.cue.track?pQ->u.cue.track:pT->track)); break; case 13:// shapeTrack strcpy (s, textQlistShapeTrack(pQ->u.cue.shapeTrack?pQ->u.cue.shapeTrack:pT->shapeTrack)); break; case 14:// Info strcpy (s, textQlistInfoQ(pQ)); break; case 15:// jumpsQlistCue if (pQ->u.cue.jumpsQlistCue!=0) sNumeroDecP (s, pQ->u.cue.jumpsQlistCue, LEFT); break; break; case 16:// nJumpsQlistCue if (pQ->u.cue.nJumpsQlistCue != 0) sprintf (s, "%u", arlineasXf[index.row()].nJumpsCue); break; } } } return (QString(s)); } return QVariant(); } Qt::ItemFlags XfTableModelQlist::flags(const QModelIndex &/*index*/) const { return(Qt::NoItemFlags); }
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QAbstractTableModel run data() several times even if there are no modifications
What is your question? The
data()
method can and will be called as many times as the Qt infrastructure wants/needs to (even with the same input parameters). This has nothing to do with whether there are any modifications or not.As an unrelated observation: your implementation of
XfTableModelQlist::flags()
returnsQt::NoItemFlags
. Are you aware this is quite "restrictive"? https://doc.qt.io/qt-5/qabstractitemmodel.html#flagsThe base class implementation returns a combination of flags that enables the item (
ItemIsEnabled
) and allows it to be selected (ItemIsSelectable
).You have chosen not to return this or call the base implementation, so your items will be disabled and unselectable. Just so you know.
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Are there any method to update the data only when I want to? My problem is that It is called many times in a seconds and it makes my app so slow
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@JonexElectronic
QAbstractTableModel::data()
is aconst
method. It should not "update" any data, it is for reading what data is there. It issetData()
which is used to update data. Where is your method updating anything?If something in your code there is "slow" in calculating just what to return (not modify) then you should optimise it as necessary. Is something of yours that
data()
calls very slow?You seem to be calling a mutex in your
data()
. That is a very bad idea for speed...! -
@JonB My table is used only to show data. It is not interactive with the user. So, I thought that it is the best option, isn't it?
No, When I said update, I read the data to show. I have deleted the mutex and no improvements. -
@JonexElectronic said in QAbstractTableModel run data() several times even if there are no modifications:
My table is used only to show data. It is not interactive with the user. So, I thought that it is the best option, isn't it?
OK, that's fine.
No, When I said update, I read the data to show. I have deleted the mutex and no improvements.
Then find out which route of code it is following in your
data()
method and what it is which is slow, because we don't know. For example, I don't know but how long does yourgetDireccionQlist(IGUAL, nQlist)
take? Or any of the other functions you call here? The one thing for sure is that you cannot control how many times yourdata()
method gets called by Qt infrastructure (unless you are calling it explicitly yourself somewhere). -
I added QTime::currentTime () to display the time and this it how it looks like
IndexColum = 7 IndexRow = 19 IndexRole = 8 CurrentTime QTime("10:31:01.419") IndexColum = 8 IndexRow = 19 IndexRole = 6 CurrentTime QTime("10:31:01.419") IndexColum = 8 IndexRow = 19 IndexRole = 7 CurrentTime QTime("10:31:01.419") IndexColum = 8 IndexRow = 19 IndexRole = 9 CurrentTime QTime("10:31:01.419") IndexColum = 8 IndexRow = 19 IndexRole = 10 CurrentTime QTime("10:31:01.419") IndexColum = 8 IndexRow = 19 IndexRole = 1 CurrentTime QTime("10:31:01.419") IndexColum = 8 IndexRow = 19 IndexRole = 0 CurrentTime QTime("10:31:01.419") IndexColum = 8 IndexRow = 19 IndexRole = 8 CurrentTime QTime("10:31:01.419") IndexColum = 9 IndexRow = 19 IndexRole = 6 CurrentTime QTime("10:31:01.419") IndexColum = 9 IndexRow = 19 IndexRole = 7 CurrentTime QTime("10:31:01.420") IndexColum = 9 IndexRow = 19 IndexRole = 9 CurrentTime QTime("10:31:01.420") IndexColum = 9 IndexRow = 19 IndexRole = 10 CurrentTime QTime("10:31:01.420") IndexColum = 9 IndexRow = 19 IndexRole = 1 CurrentTime QTime("10:31:01.420") IndexColum = 9 IndexRow = 19 IndexRole = 0 CurrentTime QTime("10:31:01.420") IndexColum = 9 IndexRow = 19 IndexRole = 8 CurrentTime QTime("10:31:01.420") IndexColum = 10 IndexRow = 19 IndexRole = 6 CurrentTime QTime("10:31:01.420") IndexColum = 10 IndexRow = 19 IndexRole = 7 CurrentTime QTime("10:31:01.420") IndexColum = 10 IndexRow = 19 IndexRole = 9 CurrentTime QTime("10:31:01.420") IndexColum = 10 IndexRow = 19 IndexRole = 10 CurrentTime QTime("10:31:01.420") IndexColum = 10 IndexRow = 19 IndexRole = 1 CurrentTime QTime("10:31:01.420") IndexColum = 10 IndexRow = 19 IndexRole = 0 CurrentTime QTime("10:31:01.421") IndexColum = 10 IndexRow = 19 IndexRole = 8 CurrentTime QTime("10:31:01.421") IndexColum = 11 IndexRow = 19 IndexRole = 6 CurrentTime QTime("10:31:01.421") IndexColum = 11 IndexRow = 19 IndexRole = 7 CurrentTime QTime("10:31:01.421") IndexColum = 11 IndexRow = 19 IndexRole = 9 CurrentTime QTime("10:31:01.421") IndexColum = 11 IndexRow = 19 IndexRole = 10 CurrentTime QTime("10:31:01.421") IndexColum = 11 IndexRow = 19 IndexRole = 1 CurrentTime QTime("10:31:01.421") IndexColum = 11 IndexRow = 19 IndexRole = 0 CurrentTime QTime("10:31:01.421") IndexColum = 11 IndexRow = 19 IndexRole = 8 CurrentTime QTime("10:31:01.421") IndexColum = 12 IndexRow = 19 IndexRole = 6 CurrentTime QTime("10:31:01.422") IndexColum = 12 IndexRow = 19 IndexRole = 7 CurrentTime QTime("10:31:01.422") IndexColum = 12 IndexRow = 19 IndexRole = 9 CurrentTime QTime("10:31:01.422") IndexColum = 12 IndexRow = 19 IndexRole = 10 CurrentTime QTime("10:31:01.422") IndexColum = 12 IndexRow = 19 IndexRole = 1 CurrentTime QTime("10:31:01.422") IndexColum = 12 IndexRow = 19 IndexRole = 0 CurrentTime QTime("10:31:01.422") IndexColum = 12 IndexRow = 19 IndexRole = 8 CurrentTime QTime("10:31:01.422") IndexColum = 13 IndexRow = 19 IndexRole = 6 CurrentTime QTime("10:31:01.422") IndexColum = 13 IndexRow = 19 IndexRole = 7 CurrentTime QTime("10:31:01.422") IndexColum = 13 IndexRow = 19 IndexRole = 9 CurrentTime QTime("10:31:01.422") IndexColum = 13 IndexRow = 19 IndexRole = 10 CurrentTime QTime("10:31:01.423") IndexColum = 13 IndexRow = 19 IndexRole = 1 CurrentTime QTime("10:31:01.423") IndexColum = 13 IndexRow = 19 IndexRole = 0 CurrentTime QTime("10:31:01.423") IndexColum = 13 IndexRow = 19 IndexRole = 8 CurrentTime QTime("10:31:01.423") IndexColum = 14 IndexRow = 19 IndexRole = 6 CurrentTime QTime("10:31:01.423") IndexColum = 14 IndexRow = 19 IndexRole = 7 CurrentTime QTime("10:31:01.423") IndexColum = 14 IndexRow = 19 IndexRole = 9 CurrentTime QTime("10:31:01.423") IndexColum = 14 IndexRow = 19 IndexRole = 10 CurrentTime QTime("10:31:01.423") IndexColum = 14 IndexRow = 19 IndexRole = 1 CurrentTime QTime("10:31:01.423") IndexColum = 14 IndexRow = 19 IndexRole = 0 CurrentTime QTime("10:31:01.423") IndexColum = 14 IndexRow = 19 IndexRole = 8 CurrentTime QTime("10:31:01.424") IndexColum = 15 IndexRow = 19 IndexRole = 6 CurrentTime QTime("10:31:01.424") IndexColum = 15 IndexRow = 19 IndexRole = 7 CurrentTime QTime("10:31:01.424") IndexColum = 15 IndexRow = 19 IndexRole = 9 CurrentTime QTime("10:31:01.424") IndexColum = 15 IndexRow = 19 IndexRole = 10 CurrentTime QTime("10:31:01.424") IndexColum = 15 IndexRow = 19 IndexRole = 1 CurrentTime QTime("10:31:01.424") IndexColum = 15 IndexRow = 19 IndexRole = 0 CurrentTime QTime("10:31:01.424") IndexColum = 15 IndexRow = 19 IndexRole = 8 CurrentTime QTime("10:31:01.424") IndexColum = 16 IndexRow = 19 IndexRole = 6 CurrentTime QTime("10:31:01.424") IndexColum = 16 IndexRow = 19 IndexRole = 7 CurrentTime QTime("10:31:01.425") IndexColum = 16 IndexRow = 19 IndexRole = 9 CurrentTime QTime("10:31:01.425") IndexColum = 16 IndexRow = 19 IndexRole = 10 CurrentTime QTime("10:31:01.425") IndexColum = 16 IndexRow = 19 IndexRole = 1 CurrentTime QTime("10:31:01.425") IndexColum = 16 IndexRow = 19 IndexRole = 0 CurrentTime QTime("10:31:01.425") IndexColum = 16 IndexRow = 19 IndexRole = 8 CurrentTime QTime("10:31:01.425") IndexColum = 0 IndexRow = 0 IndexRole = 6 CurrentTime QTime("10:31:01.484") IndexColum = 0 IndexRow = 0 IndexRole = 7 CurrentTime QTime("10:31:01.485") IndexColum = 0 IndexRow = 0 IndexRole = 9 CurrentTime QTime("10:31:01.485") IndexColum = 0 IndexRow = 0 IndexRole = 10 CurrentTime QTime("10:31:01.485") IndexColum = 0 IndexRow = 0 IndexRole = 1 CurrentTime QTime("10:31:01.485") IndexColum = 0 IndexRow = 0 IndexRole = 0 CurrentTime QTime("10:31:01.485") IndexColum = 0 IndexRow = 0 IndexRole = 8 CurrentTime QTime("10:31:01.485") IndexColum = 1 IndexRow = 0 IndexRole = 6 CurrentTime QTime("10:31:01.485") IndexColum = 1 IndexRow = 0 IndexRole = 7 CurrentTime QTime("10:31:01.485") IndexColum = 1 IndexRow = 0 IndexRole = 9 CurrentTime QTime("10:31:01.485") IndexColum = 1 IndexRow = 0 IndexRole = 10 CurrentTime QTime("10:31:01.486") IndexColum = 1 IndexRow = 0 IndexRole = 1 CurrentTime QTime("10:31:01.486") IndexColum = 1 IndexRow = 0 IndexRole = 0 CurrentTime QTime("10:31:01.486") IndexColum = 1 IndexRow = 0 IndexRole = 8 CurrentTime QTime("10:31:01.486") IndexColum = 2 IndexRow = 0 IndexRole = 6 CurrentTime QTime("10:31:01.486") IndexColum = 2 IndexRow = 0 IndexRole = 7 CurrentTime QTime("10:31:01.486") IndexColum = 2 IndexRow = 0 IndexRole = 9 CurrentTime QTime("10:31:01.486") IndexColum = 2 IndexRow = 0 IndexRole = 10 CurrentTime QTime("10:31:01.486") IndexColum = 2 IndexRow = 0 IndexRole = 1 CurrentTime QTime("10:31:01.486") IndexColum = 2 IndexRow = 0 IndexRole = 0 CurrentTime QTime("10:31:01.486") IndexColum = 2 IndexRow = 0 IndexRole = 8 CurrentTime QTime("10:31:01.486") IndexColum = 3 IndexRow = 0 IndexRole = 6 CurrentTime QTime("10:31:01.486") IndexColum = 3 IndexRow = 0 IndexRole = 7 CurrentTime QTime("10:31:01.487") IndexColum = 3 IndexRow = 0 IndexRole = 9 CurrentTime QTime("10:31:01.487") IndexColum = 3 IndexRow = 0 IndexRole = 10 CurrentTime QTime("10:31:01.487") IndexColum = 3 IndexRow = 0 IndexRole = 1 CurrentTime QTime("10:31:01.487") IndexColum = 3 IndexRow = 0 IndexRole = 0 CurrentTime QTime("10:31:01.487") IndexColum = 3 IndexRow = 0 IndexRole = 8 CurrentTime QTime("10:31:01.487") IndexColum = 4 IndexRow = 0 IndexRole = 6 CurrentTime QTime("10:31:01.487") IndexColum = 4 IndexRow = 0 IndexRole = 7 CurrentTime QTime("10:31:01.487") IndexColum = 4 IndexRow = 0 IndexRole = 9 CurrentTime QTime("10:31:01.487") IndexColum = 4 IndexRow = 0 IndexRole = 10 CurrentTime QTime("10:31:01.487") IndexColum = 4 IndexRow = 0 IndexRole = 1 CurrentTime QTime("10:31:01.487") IndexColum = 4 IndexRow = 0 IndexRole = 0 CurrentTime QTime("10:31:01.487") IndexColum = 4 IndexRow = 0 IndexRole = 8 CurrentTime QTime("10:31:01.487") IndexColum = 5 IndexRow = 0 IndexRole = 6 CurrentTime QTime("10:31:01.488") IndexColum = 5 IndexRow = 0 IndexRole = 7 CurrentTime QTime("10:31:01.488") IndexColum = 5 IndexRow = 0 IndexRole = 9 CurrentTime QTime("10:31:01.488") IndexColum = 5 IndexRow = 0 IndexRole = 10 CurrentTime QTime("10:31:01.488") IndexColum = 5 IndexRow = 0 IndexRole = 1 CurrentTime QTime("10:31:01.488") IndexColum = 5 IndexRow = 0 IndexRole = 0 CurrentTime QTime("10:31:01.488") IndexColum = 5 IndexRow = 0 IndexRole = 8 CurrentTime QTime("10:31:01.488") IndexColum = 6 IndexRow = 0 IndexRole = 6 CurrentTime QTime("10:31:01.488") IndexColum = 6 IndexRow = 0 IndexRole = 7 CurrentTime QTime("10:31:01.488") IndexColum = 6 IndexRow = 0 IndexRole = 9 CurrentTime QTime("10:31:01.488") IndexColum = 6 IndexRow = 0 IndexRole = 10 CurrentTime QTime("10:31:01.488") IndexColum = 6 IndexRow = 0 IndexRole = 1 CurrentTime QTime("10:31:01.488") IndexColum = 6 IndexRow = 0 IndexRole = 0 CurrentTime QTime("10:31:01.489") IndexColum = 6 IndexRow = 0 IndexRole = 8 CurrentTime QTime("10:31:01.489") IndexColum = 7 IndexRow = 0 IndexRole = 6 CurrentTime QTime("10:31:01.489") IndexColum = 7 IndexRow = 0 IndexRole = 7 CurrentTime QTime("10:31:01.489") IndexColum = 7 IndexRow = 0 IndexRole = 9 CurrentTime QTime("10:31:01.489") IndexColum = 7 IndexRow = 0 IndexRole = 10 CurrentTime QTime("10:31:01.489") IndexColum = 7 IndexRow = 0 IndexRole = 1 CurrentTime QTime("10:31:01.489") IndexColum = 7 IndexRow = 0 IndexRole = 0 CurrentTime QTime("10:31:01.489") IndexColum = 7 IndexRow = 0 IndexRole = 8 CurrentTime QTime("10:31:01.489") IndexColum = 8 IndexRow = 0 IndexRole = 6 CurrentTime QTime("10:31:01.489") IndexColum = 8 IndexRow = 0 IndexRole = 7 CurrentTime QTime("10:31:01.489") IndexColum = 8 IndexRow = 0 IndexRole = 9 CurrentTime QTime("10:31:01.489") IndexColum = 8 IndexRow = 0 IndexRole = 10 CurrentTime QTime("10:31:01.489") IndexColum = 8 IndexRow = 0 IndexRole = 1 CurrentTime QTime("10:31:01.490") IndexColum = 8 IndexRow = 0 IndexRole = 0 CurrentTime QTime("10:31:01.490") IndexColum = 8 IndexRow = 0 IndexRole = 8 CurrentTime QTime("10:31:01.490") IndexColum = 9 IndexRow = 0 IndexRole = 6 CurrentTime QTime("10:31:01.490") IndexColum = 9 IndexRow = 0 IndexRole = 7 CurrentTime QTime("10:31:01.490") IndexColum = 9 IndexRow = 0 IndexRole = 9 CurrentTime QTime("10:31:01.490") IndexColum = 9 IndexRow = 0 IndexRole = 10 CurrentTime QTime("10:31:01.490") IndexColum = 9 IndexRow = 0 IndexRole = 1 CurrentTime QTime("10:31:01.490") IndexColum = 9 IndexRow = 0 IndexRole = 0 CurrentTime QTime("10:31:01.490") IndexColum = 9 IndexRow = 0 IndexRole = 8 CurrentTime QTime("10:31:01.490") IndexColum = 10 IndexRow = 0 IndexRole = 6 CurrentTime QTime("10:31:01.490") IndexColum = 10 IndexRow = 0 IndexRole = 7 CurrentTime QTime("10:31:01.490") IndexColum = 10 IndexRow = 0 IndexRole = 9 CurrentTime QTime("10:31:01.490") IndexColum = 10 IndexRow = 0 IndexRole = 10 CurrentTime QTime("10:31:01.491") IndexColum = 10 IndexRow = 0 IndexRole = 1 CurrentTime QTime("10:31:01.491") IndexColum = 10 IndexRow = 0 IndexRole = 0 CurrentTime QTime("10:31:01.491") IndexColum = 10 IndexRow = 0 IndexRole = 8 CurrentTime QTime("10:31:01.491") IndexColum = 11 IndexRow = 0 IndexRole = 6 CurrentTime QTime("10:31:01.491") IndexColum = 11 IndexRow = 0 IndexRole = 7 CurrentTime QTime("10:31:01.491") IndexColum = 11 IndexRow = 0 IndexRole = 9 CurrentTime QTime("10:31:01.491") IndexColum = 11 IndexRow = 0 IndexRole = 10 CurrentTime QTime("10:31:01.491") IndexColum = 11 IndexRow = 0 IndexRole = 1 CurrentTime QTime("10:31:01.491") IndexColum = 11 IndexRow = 0 IndexRole = 0 CurrentTime QTime("10:31:01.491") IndexColum = 11 IndexRow = 0 IndexRole = 8 CurrentTime QTime("10:31:01.491") IndexColum = 12 IndexRow = 0 IndexRole = 6 CurrentTime QTime("10:31:01.491") IndexColum = 12 IndexRow = 0 IndexRole = 7 CurrentTime QTime("10:31:01.492") IndexColum = 12 IndexRow = 0 IndexRole = 9 CurrentTime QTime("10:31:01.492") IndexColum = 12 IndexRow = 0 IndexRole = 10 CurrentTime QTime("10:31:01.492") IndexColum = 12 IndexRow = 0 IndexRole = 1 CurrentTime QTime("10:31:01.492") IndexColum = 12 IndexRow = 0 IndexRole = 0 CurrentTime QTime("10:31:01.492") IndexColum = 12 IndexRow = 0 IndexRole = 8 CurrentTime QTime("10:31:01.492") IndexColum = 13 IndexRow = 0 IndexRole = 6 CurrentTime QTime("10:31:01.492") IndexColum = 13 IndexRow = 0 IndexRole = 7 CurrentTime QTime("10:31:01.492") IndexColum = 13 IndexRow = 0 IndexRole = 9 CurrentTime QTime("10:31:01.492") IndexColum = 13 IndexRow = 0 IndexRole = 10 CurrentTime QTime("10:31:01.492") IndexColum = 13 IndexRow = 0 IndexRole = 1 CurrentTime QTime("10:31:01.492") IndexColum = 13 IndexRow = 0 IndexRole = 0 CurrentTime QTime("10:31:01.492") IndexColum = 13 IndexRow = 0 IndexRole = 8 CurrentTime QTime("10:31:01.492") IndexColum = 14 IndexRow = 0 IndexRole = 6 CurrentTime QTime("10:31:01.493") IndexColum = 14 IndexRow = 0 IndexRole = 7 CurrentTime QTime("10:31:01.493") IndexColum = 14 IndexRow = 0 IndexRole = 9 CurrentTime QTime("10:31:01.493") IndexColum = 14 IndexRow = 0 IndexRole = 10 CurrentTime QTime("10:31:01.493") IndexColum = 14 IndexRow = 0 IndexRole = 1 CurrentTime QTime("10:31:01.493") IndexColum = 14 IndexRow = 0 IndexRole = 0 CurrentTime QTime("10:31:01.493") IndexColum = 14 IndexRow = 0 IndexRole = 8 CurrentTime QTime("10:31:01.493") IndexColum = 15 IndexRow = 0 IndexRole = 6 CurrentTime QTime("10:31:01.493") IndexColum = 15 IndexRow = 0 IndexRole = 7 CurrentTime QTime("10:31:01.493") IndexColum = 15 IndexRow = 0 IndexRole = 9 CurrentTime QTime("10:31:01.493") IndexColum = 15 IndexRow = 0 IndexRole = 10 CurrentTime QTime("10:31:01.493") IndexColum = 15 IndexRow = 0 IndexRole = 1 CurrentTime QTime("10:31:01.493") IndexColum = 15 IndexRow = 0 IndexRole = 0 CurrentTime QTime("10:31:01.494") IndexColum = 15 IndexRow = 0 IndexRole = 8 CurrentTime QTime("10:31:01.494") IndexColum = 16 IndexRow = 0 IndexRole = 6 CurrentTime QTime("10:31:01.494") IndexColum = 16 IndexRow = 0 IndexRole = 7 CurrentTime QTime("10:31:01.494") IndexColum = 16 IndexRow = 0 IndexRole = 9 CurrentTime QTime("10:31:01.494") IndexColum = 16 IndexRow = 0 IndexRole = 10 CurrentTime QTime("10:31:01.494") IndexColum = 16 IndexRow = 0 IndexRole = 1 CurrentTime QTime("10:31:01.494") IndexColum = 16 IndexRow = 0 IndexRole = 0 CurrentTime QTime("10:31:01.494") IndexColum = 16 IndexRow = 0 IndexRole = 8 CurrentTime QTime("10:31:01.494") IndexColum = 0 IndexRow = 1 IndexRole = 6 CurrentTime QTime("10:31:01.494") IndexColum = 0 IndexRow = 1 IndexRole = 7 CurrentTime QTime("10:31:01.494") IndexColum = 0 IndexRow = 1 IndexRole = 9 CurrentTime QTime("10:31:01.494") IndexColum = 0 IndexRow = 1 IndexRole = 10 CurrentTime QTime("10:31:01.495") IndexColum = 0 IndexRow = 1 IndexRole = 1 CurrentTime QTime("10:31:01.495") IndexColum = 0 IndexRow = 1 IndexRole = 0 CurrentTime QTime("10:31:01.495") IndexColum = 0 IndexRow = 1 IndexRole = 8 CurrentTime QTime("10:31:01.495") IndexColum = 1 IndexRow = 1 IndexRole = 6 CurrentTime QTime("10:31:01.495") IndexColum = 1 IndexRow = 1 IndexRole = 7 CurrentTime QTime("10:31:01.495") IndexColum = 1 IndexRow = 1 IndexRole = 9 CurrentTime QTime("10:31:01.495") IndexColum = 1 IndexRow = 1 IndexRole = 10 CurrentTime QTime("10:31:01.495") IndexColum = 1 IndexRow = 1 IndexRole = 1 CurrentTime QTime("10:31:01.495") IndexColum = 1 IndexRow = 1 IndexRole = 0 CurrentTime QTime("10:31:01.495") IndexColum = 1 IndexRow = 1 IndexRole = 8 CurrentTime QTime("10:31:01.495") IndexColum = 2 IndexRow = 1 IndexRole = 6 CurrentTime QTime("10:31:01.495") IndexColum = 2 IndexRow = 1 IndexRole = 7 CurrentTime QTime("10:31:01.496") IndexColum = 2 IndexRow = 1 IndexRole = 9 CurrentTime QTime("10:31:01.496") IndexColum = 2 IndexRow = 1 IndexRole = 10 CurrentTime QTime("10:31:01.496") IndexColum = 2 IndexRow = 1 IndexRole = 1 CurrentTime QTime("10:31:01.496") IndexColum = 2 IndexRow = 1 IndexRole = 0 CurrentTime QTime("10:31:01.496") IndexColum = 2 IndexRow = 1 IndexRole = 8 CurrentTime QTime("10:31:01.496") IndexColum = 3 IndexRow = 1 IndexRole = 6 CurrentTime QTime("10:31:01.496") IndexColum = 3 IndexRow = 1 IndexRole = 7 CurrentTime QTime("10:31:01.496") IndexColum = 3 IndexRow = 1 IndexRole = 9 CurrentTime QTime("10:31:01.496") IndexColum = 3 IndexRow = 1 IndexRole = 10 CurrentTime QTime("10:31:01.496") IndexColum = 3 IndexRow = 1 IndexRole = 1 CurrentTime QTime("10:31:01.496") IndexColum = 3 IndexRow = 1 IndexRole = 0 CurrentTime QTime("10:31:01.496") IndexColum = 3 IndexRow = 1 IndexRole = 8 CurrentTime QTime("10:31:01.496") IndexColum = 4 IndexRow = 1 IndexRole = 6 CurrentTime QTime("10:31:01.496") IndexColum = 4 IndexRow = 1 IndexRole = 7 CurrentTime QTime("10:31:01.497") IndexColum = 4 IndexRow = 1 IndexRole = 9 CurrentTime QTime("10:31:01.497") IndexColum = 4 IndexRow = 1 IndexRole = 10 CurrentTime QTime("10:31:01.497") IndexColum = 4 IndexRow = 1 IndexRole = 1 CurrentTime QTime("10:31:01.497") IndexColum = 4 IndexRow = 1 IndexRole = 0 CurrentTime QTime("10:31:01.497") IndexColum = 4 IndexRow = 1 IndexRole = 8 CurrentTime QTime("10:31:01.497") IndexColum = 5 IndexRow = 1 IndexRole = 6 CurrentTime QTime("10:31:01.497") IndexColum = 5 IndexRow = 1 IndexRole = 7 CurrentTime QTime("10:31:01.497") IndexColum = 5 IndexRow = 1 IndexRole = 9 CurrentTime QTime("10:31:01.497") IndexColum = 5 IndexRow = 1 IndexRole = 10 CurrentTime QTime("10:31:01.497") IndexColum = 5 IndexRow = 1 IndexRole = 1 CurrentTime QTime("10:31:01.497") IndexColum = 5 IndexRow = 1 IndexRole = 0 CurrentTime QTime("10:31:01.497") IndexColum = 5 IndexRow = 1 IndexRole = 8 CurrentTime QTime("10:31:01.497") IndexColum = 6 IndexRow = 1 IndexRole = 6 CurrentTime QTime("10:31:01.498") IndexColum = 6 IndexRow = 1 IndexRole = 7 CurrentTime QTime("10:31:01.498") IndexColum = 6 IndexRow = 1 IndexRole = 9 CurrentTime QTime("10:31:01.498") IndexColum = 6 IndexRow = 1 IndexRole = 10 CurrentTime QTime("10:31:01.498") IndexColum = 6 IndexRow = 1 IndexRole = 1 CurrentTime QTime("10:31:01.498") IndexColum = 6 IndexRow = 1 IndexRole = 0 CurrentTime QTime("10:31:01.498") IndexColum = 6 IndexRow = 1 IndexRole = 8 CurrentTime QTime("10:31:01.498") IndexColum = 7 IndexRow = 1 IndexRole = 6 CurrentTime QTime("10:31:01.498") IndexColum = 7 IndexRow = 1 IndexRole = 7 CurrentTime QTime("10:31:01.498") IndexColum = 7 IndexRow = 1 IndexRole = 9 CurrentTime QTime("10:31:01.498") IndexColum = 7 IndexRow = 1 IndexRole = 10 CurrentTime QTime("10:31:01.498") IndexColum = 7 IndexRow = 1 IndexRole = 1 CurrentTime QTime("10:31:01.498") IndexColum = 7 IndexRow = 1 IndexRole = 0 CurrentTime QTime("10:31:01.499") IndexColum = 7 IndexRow = 1 IndexRole = 8 CurrentTime QTime("10:31:01.499") IndexColum = 8 IndexRow = 1 IndexRole = 6 CurrentTime QTime("10:31:01.499") IndexColum = 8 IndexRow = 1 IndexRole = 7 CurrentTime QTime("10:31:01.499") IndexColum = 8 IndexRow = 1 IndexRole = 9 CurrentTime QTime("10:31:01.499") IndexColum = 8 IndexRow = 1 IndexRole = 10 CurrentTime QTime("10:31:01.499") IndexColum = 8 IndexRow = 1 IndexRole = 1 CurrentTime QTime("10:31:01.499") IndexColum = 8 IndexRow = 1 IndexRole = 0 CurrentTime QTime("10:31:01.499") IndexColum = 8 IndexRow = 1 IndexRole = 8 CurrentTime QTime("10:31:01.499") IndexColum = 9 IndexRow = 1 IndexRole = 6 CurrentTime QTime("10:31:01.499") IndexColum = 9 IndexRow = 1 IndexRole = 7 CurrentTime QTime("10:31:01.499") IndexColum = 9 IndexRow = 1 IndexRole = 9 CurrentTime QTime("10:31:01.499") IndexColum = 9 IndexRow = 1 IndexRole = 10 CurrentTime QTime("10:31:01.499") IndexColum = 9 IndexRow = 1 IndexRole = 1 CurrentTime QTime("10:31:01.500") IndexColum = 9 IndexRow = 1 IndexRole = 0 CurrentTime QTime("10:31:01.500") IndexColum = 9 IndexRow = 1 IndexRole = 8 CurrentTime QTime("10:31:01.500") IndexColum = 10 IndexRow = 1 IndexRole = 6 CurrentTime QTime("10:31:01.500") IndexColum = 10 IndexRow = 1 IndexRole = 7 CurrentTime QTime("10:31:01.500") IndexColum = 10 IndexRow = 1 IndexRole = 9 CurrentTime QTime("10:31:01.500") IndexColum = 10 IndexRow = 1 IndexRole = 10 CurrentTime QTime("10:31:01.500") IndexColum = 10 IndexRow = 1 IndexRole = 1 CurrentTime QTime("10:31:01.500") IndexColum = 10 IndexRow = 1 IndexRole = 0 CurrentTime QTime("10:31:01.500") IndexColum = 10 IndexRow = 1 IndexRole = 8 CurrentTime QTime("10:31:01.500") IndexColum = 11 IndexRow = 1 IndexRole = 6 CurrentTime QTime("10:31:01.500") IndexColum = 11 IndexRow = 1 IndexRole = 7 CurrentTime QTime("10:31:01.500") IndexColum = 11 IndexRow = 1 IndexRole = 9 CurrentTime QTime("10:31:01.500") IndexColum = 11 IndexRow = 1 IndexRole = 10 CurrentTime QTime("10:31:01.501") IndexColum = 11 IndexRow = 1 IndexRole = 1 CurrentTime QTime("10:31:01.501") IndexColum = 11 IndexRow = 1 IndexRole = 0 CurrentTime QTime("10:31:01.501") IndexColum = 11 IndexRow = 1 IndexRole = 8 CurrentTime QTime("10:31:01.501") IndexColum = 12 IndexRow = 1 IndexRole = 6 CurrentTime QTime("10:31:01.501") IndexColum = 12 IndexRow = 1 IndexRole = 7 CurrentTime QTime("10:31:01.501") IndexColum = 12 IndexRow = 1 IndexRole = 9 CurrentTime QTime("10:31:01.501") IndexColum = 12 IndexRow = 1 IndexRole = 10 CurrentTime QTime("10:31:01.501") IndexColum = 12 IndexRow = 1 IndexRole = 1 CurrentTime QTime("10:31:01.501") IndexColum = 12 IndexRow = 1 IndexRole = 0 CurrentTime QTime("10:31:01.501") IndexColum = 12 IndexRow = 1 IndexRole = 8 CurrentTime QTime("10:31:01.501") IndexColum = 13 IndexRow = 1 IndexRole = 6 CurrentTime QTime("10:31:01.501") IndexColum = 13 IndexRow = 1 IndexRole = 7 CurrentTime QTime("10:31:01.502") IndexColum = 13 IndexRow = 1 IndexRole = 9 CurrentTime QTime("10:31:01.502") IndexColum = 13 IndexRow = 1 IndexRole = 10 CurrentTime QTime("10:31:01.502") IndexColum = 13 IndexRow = 1 IndexRole = 1 CurrentTime QTime("10:31:01.502") IndexColum = 13 IndexRow = 1 IndexRole = 0 CurrentTime QTime("10:31:01.502") IndexColum = 13 IndexRow = 1 IndexRole = 8 CurrentTime QTime("10:31:01.502") IndexColum = 14 IndexRow = 1 IndexRole = 6 CurrentTime QTime("10:31:01.502") IndexColum = 14 IndexRow = 1 IndexRole = 7 CurrentTime QTime("10:31:01.502") IndexColum = 14 IndexRow = 1 IndexRole = 9 CurrentTime QTime("10:31:01.502") IndexColum = 14 IndexRow = 1 IndexRole = 10 CurrentTime QTime("10:31:01.502") IndexColum = 14 IndexRow = 1 IndexRole = 1 CurrentTime QTime("10:31:01.502") IndexColum = 14 IndexRow = 1 IndexRole = 0 CurrentTime QTime("10:31:01.502") IndexColum = 14 IndexRow = 1 IndexRole = 8 CurrentTime QTime("10:31:01.502") IndexColum = 15 IndexRow = 1 IndexRole = 6 CurrentTime QTime("10:31:01.503") IndexColum = 15 IndexRow = 1 IndexRole = 7 CurrentTime QTime("10:31:01.503") IndexColum = 15 IndexRow = 1 IndexRole = 9 CurrentTime QTime("10:31:01.503") IndexColum = 15 IndexRow = 1 IndexRole = 10 CurrentTime QTime("10:31:01.503") IndexColum = 15 IndexRow = 1 IndexRole = 1 CurrentTime QTime("10:31:01.503") IndexColum = 15 IndexRow = 1 IndexRole = 0 CurrentTime QTime("10:31:01.503") IndexColum = 15 IndexRow = 1 IndexRole = 8 CurrentTime QTime("10:31:01.503") IndexColum = 16 IndexRow = 1 IndexRole = 6 CurrentTime QTime("10:31:01.503") IndexColum = 16 IndexRow = 1 IndexRole = 7 CurrentTime QTime("10:31:01.503") IndexColum = 16 IndexRow = 1 IndexRole = 9 CurrentTime QTime("10:31:01.503") IndexColum = 16 IndexRow = 1 IndexRole = 10 CurrentTime QTime("10:31:01.503") IndexColum = 16 IndexRow = 1 IndexRole = 1 CurrentTime QTime("10:31:01.503") IndexColum = 16 IndexRow = 1 IndexRole = 0 CurrentTime QTime("10:31:01.504") IndexColum = 16 IndexRow = 1 IndexRole = 8 CurrentTime QTime("10:31:01.504") IndexColum = 0 IndexRow = 2 IndexRole = 6 CurrentTime QTime("10:31:01.504") IndexColum = 0 IndexRow = 2 IndexRole = 7 CurrentTime QTime("10:31:01.504") IndexColum = 0 IndexRow = 2 IndexRole = 9 CurrentTime QTime("10:31:01.504") IndexColum = 0 IndexRow = 2 IndexRole = 10 CurrentTime QTime("10:31:01.504") IndexColum = 0 IndexRow = 2 IndexRole = 1 CurrentTime QTime("10:31:01.504") IndexColum = 0 IndexRow = 2 IndexRole = 0 CurrentTime QTime("10:31:01.504") IndexColum = 0 IndexRow = 2 IndexRole = 8 CurrentTime QTime("10:31:01.504") IndexColum = 1 IndexRow = 2 IndexRole = 6 CurrentTime QTime("10:31:01.504") IndexColum = 1 IndexRow = 2 IndexRole = 7 CurrentTime QTime("10:31:01.504") IndexColum = 1 IndexRow = 2 IndexRole = 9 CurrentTime QTime("10:31:01.504") IndexColum = 1 IndexRow = 2 IndexRole = 10 CurrentTime QTime("10:31:01.504") IndexColum = 1 IndexRow = 2 IndexRole = 1 CurrentTime QTime("10:31:01.505") IndexColum = 1 IndexRow = 2 IndexRole = 0 CurrentTime QTime("10:31:01.505") IndexColum = 1 IndexRow = 2 IndexRole = 8 CurrentTime QTime("10:31:01.505") IndexColum = 2 IndexRow = 2 IndexRole = 6 CurrentTime QTime("10:31:01.505") IndexColum = 2 IndexRow = 2 IndexRole = 7 CurrentTime QTime("10:31:01.505") IndexColum = 2 IndexRow = 2 IndexRole = 9 CurrentTime QTime("10:31:01.505") IndexColum = 2 IndexRow = 2 IndexRole = 10 CurrentTime QTime("10:31:01.505") IndexColum = 2 IndexRow = 2 IndexRole = 1 CurrentTime QTime("10:31:01.505") IndexColum = 2 IndexRow = 2 IndexRole = 0 CurrentTime QTime("10:31:01.505") IndexColum = 2 IndexRow = 2 IndexRole = 8 CurrentTime QTime("10:31:01.505") IndexColum = 3 IndexRow = 2 IndexRole = 6 CurrentTime QTime("10:31:01.505") IndexColum = 3 IndexRow = 2 IndexRole = 7 CurrentTime QTime("10:31:01.505") IndexColum = 3 IndexRow = 2 IndexRole = 9 CurrentTime QTime("10:31:01.505") IndexColum = 3 IndexRow = 2 IndexRole = 10 CurrentTime QTime("10:31:01.505") IndexColum = 3 IndexRow = 2 IndexRole = 1 CurrentTime QTime("10:31:01.506") IndexColum = 3 IndexRow = 2 IndexRole = 0 CurrentTime QTime("10:31:01.506") IndexColum = 3 IndexRow = 2 IndexRole = 8 CurrentTime QTime("10:31:01.506") IndexColum = 4 IndexRow = 2 IndexRole = 6 CurrentTime QTime("10:31:01.506") IndexColum = 4 IndexRow = 2 IndexRole = 7 CurrentTime QTime("10:31:01.506") IndexColum = 4 IndexRow = 2 IndexRole = 9 CurrentTime QTime("10:31:01.506") IndexColum = 4 IndexRow = 2 IndexRole = 10 CurrentTime QTime("10:31:01.506") IndexColum = 4 IndexRow = 2 IndexRole = 1 CurrentTime QTime("10:31:01.506") IndexColum = 4 IndexRow = 2 IndexRole = 0 CurrentTime QTime("10:31:01.506") IndexColum = 4 IndexRow = 2 IndexRole = 8 CurrentTime QTime("10:31:01.506") IndexColum = 5 IndexRow = 2 IndexRole = 6 CurrentTime QTime("10:31:01.506") IndexColum = 5 IndexRow = 2 IndexRole = 7 CurrentTime QTime("10:31:01.506") IndexColum = 5 IndexRow = 2 IndexRole = 9 CurrentTime QTime("10:31:01.507") IndexColum = 5 IndexRow = 2 IndexRole = 10 CurrentTime QTime("10:31:01.507") IndexColum = 5 IndexRow = 2 IndexRole = 1 CurrentTime QTime("10:31:01.507") IndexColum = 5 IndexRow = 2 IndexRole = 0 CurrentTime QTime("10:31:01.507") IndexColum = 5 IndexRow = 2 IndexRole = 8 CurrentTime QTime("10:31:01.507") IndexColum = 6 IndexRow = 2 IndexRole = 6 CurrentTime QTime("10:31:01.507") IndexColum = 6 IndexRow = 2 IndexRole = 7 CurrentTime QTime("10:31:01.507") IndexColum = 6 IndexRow = 2 IndexRole = 9 CurrentTime QTime("10:31:01.507") IndexColum = 6 IndexRow = 2 IndexRole = 10 CurrentTime QTime("10:31:01.507") IndexColum = 6 IndexRow = 2 IndexRole = 1 CurrentTime QTime("10:31:01.507") IndexColum = 6 IndexRow = 2 IndexRole = 0 CurrentTime QTime("10:31:01.507") IndexColum = 6 IndexRow = 2 IndexRole = 8 CurrentTime QTime("10:31:01.507") IndexColum = 7 IndexRow = 2 IndexRole = 6 CurrentTime QTime("10:31:01.508") IndexColum = 7 IndexRow = 2 IndexRole = 7 CurrentTime QTime("10:31:01.508") IndexColum = 7 IndexRow = 2 IndexRole = 9 CurrentTime QTime("10:31:01.508") IndexColum = 7 IndexRow = 2 IndexRole = 10 CurrentTime QTime("10:31:01.508") IndexColum = 7 IndexRow = 2 IndexRole = 1 CurrentTime QTime("10:31:01.508") IndexColum = 7 IndexRow = 2 IndexRole = 0 CurrentTime QTime("10:31:01.508") IndexColum = 7 IndexRow = 2 IndexRole = 8 CurrentTime QTime("10:31:01.508") IndexColum = 8 IndexRow = 2 IndexRole = 6 CurrentTime QTime("10:31:01.508") IndexColum = 8 IndexRow = 2 IndexRole = 7 CurrentTime QTime("10:31:01.508") IndexColum = 8 IndexRow = 2 IndexRole = 9 CurrentTime QTime("10:31:01.508") IndexColum = 8 IndexRow = 2 IndexRole = 10 CurrentTime QTime("10:31:01.508") IndexColum = 8 IndexRow = 2 IndexRole = 1 CurrentTime QTime("10:31:01.508") IndexColum = 8 IndexRow = 2 IndexRole = 0 CurrentTime QTime("10:31:01.508") IndexColum = 8 IndexRow = 2 IndexRole = 8 CurrentTime QTime("10:31:01.508") IndexColum = 9 IndexRow = 2 IndexRole = 6 CurrentTime QTime("10:31:01.509") IndexColum = 9 IndexRow = 2 IndexRole = 7 CurrentTime QTime("10:31:01.509") IndexColum = 9 IndexRow = 2 IndexRole = 9 CurrentTime QTime("10:31:01.509") IndexColum = 9 IndexRow = 2 IndexRole = 10 CurrentTime QTime("10:31:01.509") IndexColum = 9 IndexRow = 2 IndexRole = 1 CurrentTime QTime("10:31:01.509") IndexColum = 9 IndexRow = 2 IndexRole = 0 CurrentTime QTime("10:31:01.509") IndexColum = 9 IndexRow = 2 IndexRole = 8 CurrentTime QTime("10:31:01.509") IndexColum = 10 IndexRow = 2 IndexRole = 6 CurrentTime QTime("10:31:01.509") IndexColum = 10 IndexRow = 2 IndexRole = 7 CurrentTime QTime("10:31:01.509") IndexColum = 10 IndexRow = 2 IndexRole = 9 CurrentTime QTime("10:31:01.509") IndexColum = 10 IndexRow = 2 IndexRole = 10 CurrentTime QTime("10:31:01.509") IndexColum = 10 IndexRow = 2 IndexRole = 1 CurrentTime QTime("10:31:01.509") IndexColum = 10 IndexRow = 2 IndexRole = 0 CurrentTime QTime("10:31:01.509") IndexColum = 10 IndexRow = 2 IndexRole = 8 CurrentTime QTime("10:31:01.510") IndexColum = 11 IndexRow = 2 IndexRole = 6 CurrentTime QTime("10:31:01.510") IndexColum = 11 IndexRow = 2 IndexRole = 7 CurrentTime QTime("10:31:01.510") IndexColum = 11 IndexRow = 2 IndexRole = 9 CurrentTime QTime("10:31:01.510") IndexColum = 11 IndexRow = 2 IndexRole = 10 CurrentTime QTime("10:31:01.510") IndexColum = 11 IndexRow = 2 IndexRole = 1 CurrentTime QTime("10:31:01.510") IndexColum = 11 IndexRow = 2 IndexRole = 0 CurrentTime QTime("10:31:01.510")
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@JonexElectronic
What would you like me to say about this? It is up to you to see what route of code it follows. However, all these calls together take a total of 1/10th of a second, so...? Unless you really are finding that too much, I wonder whether whatever "slow" you are talking about is somewhere else? -
@JonexElectronic There are profilers to analyze performance issues. See https://hackingcpp.com/cpp/tools/profilers.html
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@JonexElectronic said in QAbstractTableModel run data() several times even if there are no modifications:
@JonB I'm sure that is the several times that data() is called, because It never stop of being called. And if I hide the QTableView everything works fine.
Don't know what you mean. I never said
data()
was not called, I said it is called as you show, and seemingly takes 0.1 seconds.I do not believe "it never stop being called". Once the table has been drawn if you do not move the mouse or otherwise interact it should not be being called. Else you have something wrong in your code. Note that if you use the debugger and place breakpoints it may get called, because debugging causes the application to repeatedly gain & lose focus.
-
data()
will be called anytime it needs to repaint (so passing the mouse over it probably triggers it). What you could do is use aQCache<quint64,QVariant>
to store previous result and return them without fetching them again (the key would be something like:(static_cast<quint64>(index.column()) << 32) | static_cast<quint64>(index.row())
) -
@JonexElectronic said in QAbstractTableModel run data() several times even if there are no modifications:
@JonB No, it is done 10 times every 0.001 sec
I don't know what you mean. You chose to show some
QTime
outputs, and they range fromQTime("10:31:01.419")
toQTime("10:31:01.510")
, which is 0.1 seconds. If you meant anything other than that it is not shown. That's all I can say, and never mind.Probably I have something wrong. Believe me, it is always being called .
I asked you to
Once the table has been drawn if you do not move the mouse or otherwise interact it should not be being called.
So let it draw. Take your hands of the keyboard and the mouse. Sit there and do nothing. Is
data()
still being called regularly, yes or no? -
I took my hands off and It happend. Still being called.
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@JonexElectronic
Then it sounds like something else is going on, and you need to discover what.Why don't you start by commenting everything out in your
data()
and replacing it by, say:QVariant XfTableModelQlist::data(const QModelIndex &index, int role) const { qDebug()<<" IndexColum = "<< index.column() << " IndexRow = " << index.row() << " IndexRole = " << role; if (role==Qt::DisplayRole) return "Hello" return QVariant(); }
Does it still get called repeatedly now?
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@JonB said in QAbstractTableModel run data() several times even if there are no modifications:
QVariant XfTableModelQlist::data(const QModelIndex &index, int role) const
{
qDebug()<<" IndexColum = "<< index.column() << " IndexRow = " << index.row() << " IndexRole = " << role;
if (role==Qt::DisplayRole)
return "Hello"
return QVariant();
}Yes it is... My tableView is in a QDockWidget and share the windows with others QDockWidget in the same QMainWindow. It could be the problem?
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@JonexElectronic
That I would not know. Are you able perhaps to test it outside of a dock widget? But if something is constantly calling yourdata()
method when you are not doing anything at all that is clearly a problem.