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| Редакция 127 | Редакция 128 | ||
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| 1 | 1 | #include "mymodel.h"
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| 2 | 2 | ||
| 3 | 3 | MyModel::MyModel(QObject *parent) : |
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| 4 | 4 | QSqlTableModel(parent) |
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| 5 | 5 | {
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| 6 | 6 | setEditStrategy(QSqlTableModel::OnManualSubmit); |
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| 7 | 7 | }
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| 8 | 8 | ||
| 9 | 9 | Qt::ItemFlags MyModel::flags( |
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| 10 | 10 | const QModelIndex &index) const { |
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| 11 | 11 | Qt::ItemFlags flags = QSqlTableModel::flags(index); |
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| 12 | 12 | ||
| 13 | 13 | /***********************************************
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| 14 | 14 | ||
| 15 | 15 | if ((index.column() != 3) && (index.column() != 0))
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| 16 | 16 | flags |= Qt::ItemIsEditable;
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| 17 | 17 | //if (index.column() == 4)
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| 18 | 18 | // flags |= Qt::ItemIsUserCheckable;
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| 19 | 19 | else
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| 20 | 20 | {
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| 21 | 21 | if ((index.column() == 3) || (index.column() == 0)) flags &= ~Qt::ItemIsEditable; // çàïðåùàåì ðåäàêòèðîâàíèå òðåòüåãî ñòîëáöà
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| 22 | 22 | }
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| 23 | 23 | ||
| 24 | 24 | *************************************************/
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| 25 | 25 | ||
| 26 | 26 | ||
| 27 | 27 | ||
| 28 | 28 | return flags; |
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| 29 | 29 | }
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| 30 | 30 | ||
| 31 | 31 | ||
| 32 | 32 | bool MyModel::setData(const QModelIndex &index, const QVariant &value, int role) { |
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| 33 | 33 | //// if (index.column()==3) return false; // â òðåòüåé êîëîíêå íå äàåì ïîìåíÿòü çíà÷åíèå
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| 34 | 34 | bool lResult = false; |
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| 35 | 35 | ||
| 36 | 36 | /*
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| 37 | 37 | QString str_tmp;
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| 38 | 38 | if (index.column()==1) { // åñëè ìåíÿåì èìÿ êëàññà
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| 39 | 39 | str_tmp = value.toString(); // òî ïîìåíÿåì è èìÿ òàáëèöû
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| 40 | 40 | str_tmp.append(tr(" instance"));
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| 41 | 41 | }
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| 42 | 42 | */
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| 43 | 43 | /*
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| 44 | 44 | QString str_tmp;
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| 45 | 45 | if (index.column()==0) { // åñëè ìåíÿåì èìÿ êëàññà
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| 46 | 46 | str_tmp = value.toString(); // òî ïîìåíÿåì è èìÿ òàáëèöû
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| 47 | 47 | str_tmp.append(tr("_instance"));
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| 48 | 48 | }
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| 49 | 49 | */
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| 50 | 50 | lResult = QSqlTableModel::setData(index, value, role); |
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| 51 | 51 | ||
| 52 | 52 | ||
| 53 | 53 | ||
| 54 | 54 | /*****************************************************8
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| 55 | 55 | ||
| 56 | 56 | if (lResult) {
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| 57 | 57 | QModelIndex newindex;
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| 58 | 58 | QSqlRecord rec = record(index.row());
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| 59 | 59 | ||
| 60 | 60 | rec.setValue(index.column(), value);
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| 61 | 61 | rec.setGenerated(index.column(), true);
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| 62 | 62 | ||
| 63 | 63 | ||
| 64 | 64 | ||
| 65 | 65 | lResult = updateRowInTable(index.row(), rec);
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| 66 | 66 | /// QSqlTableModel::setData(newindex, QVariant(str_tmp), Qt::EditRole);
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| 67 | 67 | ||
| 68 | 68 | ||
| 69 | 69 | }
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| 70 | 70 | **********************************************/
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| 71 | 71 | ||
| 72 | 72 | ||
| 73 | 73 | ||
| 74 | 74 | ||
| 75 | 75 | return lResult; |
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| 76 | 76 | ||
| 77 | 77 | ||
| 78 | 78 | ||
| 79 | 79 | ||
| 80 | 80 | ||
| 81 | 81 | }
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| 82 | 82 | ||
| 83 | 83 | ||
| 84 | 84 | ||
| 85 | 85 | QVariant MyModel::data(const QModelIndex &index, int role) const { |
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| 86 | 86 | ||
| 87 | 87 | QVariant value = QSqlTableModel::data(index, role); |
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| - | 88 | QList <int> keys; |
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| - | 89 | QStringList values;
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| - | 90 | keys = pointers_map.keys(); // ñïèñîê ñòîëáöîâ ñ óêàçàòåëÿìè |
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| - | 91 | values = pointers_map.values(); // ñïèñîê òàáëèö-õðàíèëèù îáúåêòîâ ðîäèòåëüñêèõ êëàññîâ |
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| - | 92 | ||
| 88 | 93 | switch (role) { |
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| 89 | 94 | case Qt::DisplayRole: |
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| - | 95 | {
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| - | 96 | int index_of_list; |
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| - | 97 | index_of_list = keys.indexOf(index.column()); |
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| - | 98 | ||
| - | 99 | if (index_of_list == -1) return value; |
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| - | 100 | else { |
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| - | 101 | QString psrentInctance;
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| - | 102 | psrentInctance = values.at(index_of_list); |
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| - | 103 | int ii; |
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| - | 104 | ii++; |
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| - | 105 | }
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| - | 106 | return value; |
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| - | 107 | ||
| - | 108 | }
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| - | 109 | // if (index.column() == 1)
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| - | 110 | // return value.toString().prepend(tr("¹ "));
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| - | 111 | ||
| - | 112 | ||
| 90 | 113 | case Qt::EditRole: return value; |
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| - | 114 | // if (index.column() == 1)
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| - | 115 | // return value.toString().prepend(tr("¹ "));
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| - | 116 | ||
| 91 | 117 | case Qt::TextColorRole: |
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| - | 118 | if(index.column() == 1) |
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| - | 119 | return qVariantFromValue(QColor(Qt::blue)); |
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| - | 120 | else
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| - | 121 | return value; |
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| - | 122 | case Qt::TextAlignmentRole: return value; |
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| - | 123 | case Qt::FontRole: |
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| - | 124 | if(index.column() == 1) { |
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| - | 125 | QFont font = QFont("Helvetica", 16, QFont::Bold); |
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| - | 126 | return qVariantFromValue(font); |
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| - | 127 | }else |
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| - | 128 | return value; |
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| - | 129 | ||
| - | 130 | case Qt::BackgroundColorRole: { |
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| - | 131 | int a = (index.row() % 2) ? 14 : 0; |
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| - | 132 | if |
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