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#include "modelforpointers.h" |
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ModelForPointers::ModelForPointers(QObject *parent) : |
QSqlTableModel(parent) |
{ |
setEditStrategy(QSqlTableModel::OnManualSubmit); |
} |
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Qt::ItemFlags ModelForPointers::flags( |
const QModelIndex &index) const { |
Qt::ItemFlags flags = QSqlTableModel::flags(index); |
if ((index.column() != 3) && (index.column() != 0)) |
flags |= Qt::ItemIsEditable; |
//if (index.column() == 4) |
// flags |= Qt::ItemIsUserCheckable; |
else |
{ |
if ((index.column() == 3) || (index.column() == 0)) flags &= ~Qt::ItemIsEditable; // çàïðåùàåì ðåäàêòèðîâàíèå òðåòüåãî ñòîëáöà |
} |
return flags; |
} |
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bool ModelForPointers::setData(const QModelIndex &index, const QVariant &value, int role) { |
//// if (index.column()==3) return false; // â òðåòüåé êîëîíêå íå äàåì ïîìåíÿòü çíà÷åíèå |
bool lResult = false; |
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lResult = QSqlTableModel::setData(index, value, role); |
if (lResult) { |
QModelIndex newindex; |
QSqlRecord rec = record(index.row()); |
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rec.setValue(index.column(), value); |
rec.setGenerated(index.column(), true); |
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lResult = updateRowInTable(index.row(), rec); |
/// QSqlTableModel::setData(newindex, QVariant(str_tmp), Qt::EditRole); |
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} |
return lResult; |
} |
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QVariant ModelForPointers::data(const QModelIndex &index, int role) const { |
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QVariant value = QSqlTableModel::data(index, role); |
switch (role) { |
case Qt::DisplayRole: return value; |
case Qt::EditRole: return value; |
case Qt::TextColorRole: |
if(index.column() == 1) |
return qVariantFromValue(QColor(Qt::blue)); |
else |
return value; |
case Qt::TextAlignmentRole: return value; |
case Qt::FontRole: |
if(index.column() == 1) { |
QFont font = QFont("Helvetica", 16, QFont::Bold); |
return qVariantFromValue(font); |
}else |
return value; |
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case Qt::BackgroundColorRole: { |
int a = (index.row() % 2) ? 14 : 0; |
if(index.column() == 2) |
return qVariantFromValue(QColor(220,240-a,230-a)); |
else if(index.column() == 4) |
return qVariantFromValue(QColor(200,220-a,255-a)); |
else |
return value; |
} |
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case Qt::CheckStateRole: return value; |
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case Qt::SizeHintRole:return value; |
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} |
return value; |
} |
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void ModelForPointers::setInctance(QString currInctatce){ // ïåðåäàåì èìÿ òåêóùåé òàáëèöû-õðàíèëèùà |
ModelForPointers::Inctance = currInctatce; |
} |
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bool ModelForPointers::onlySetData(const QModelIndex &index, const QVariant &value, int role){ |
bool lResult = false; |
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QSqlRecord rec = record(index.row()); |
rec.setValue(index.column(), value); |
rec.setGenerated(index.column(), true); |
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lResult = QSqlTableModel::setData(index, value, role); |
if (lResult) { |
lResult = updateRowInTable(index.row(), rec); |
// emit field_changed(); |
/// QSqlTableModel::setData(newindex, QVariant(str_tmp), Qt::EditRole); |
} |
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return lResult; |
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} |
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