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Редакция 75 | Редакция 76 | ||
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1 | #include "modelfordescriptiontable.h"
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1 | #include "modelfordescriptiontable.h"
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2 | 2 | ||
3 | ModelForDescriptionTable::ModelForDescriptionTable(QObject *parent) : |
3 | ModelForDescriptionTable::ModelForDescriptionTable(QObject *parent) : |
4 | QSqlTableModel(parent) |
4 | QSqlTableModel(parent) |
5 | {
|
5 | {
|
6 | setEditStrategy(QSqlTableModel::OnManualSubmit); |
6 | setEditStrategy(QSqlTableModel::OnManualSubmit); |
7 | }
|
7 | }
|
8 | 8 | ||
9 | Qt::ItemFlags ModelForDescriptionTable::flags( |
9 | Qt::ItemFlags ModelForDescriptionTable::flags( |
10 | const QModelIndex &index) const { |
10 | const QModelIndex &index) const { |
11 | Qt::ItemFlags flags = QSqlTableModel::flags(index); |
11 | Qt::ItemFlags flags = QSqlTableModel::flags(index); |
12 | if ((index.column() != 5) && (index.column() != 0)) |
12 | if ((index.column() != 5) && (index.column() != 0)) |
13 | flags |= Qt::ItemIsEditable; |
13 | flags |= Qt::ItemIsEditable; |
14 | //if (index.column() == 4)
|
14 | //if (index.column() == 4)
|
15 | // flags |= Qt::ItemIsUserCheckable;
|
15 | // flags |= Qt::ItemIsUserCheckable;
|
16 | else
|
16 | else
|
17 | {
|
17 | {
|
18 | if ((index.column() == 0) || (index.column() == 5)) flags &= ~Qt::ItemIsEditable; // çàïðåùàåì ðåäàêòèðîâàíèå òðåòüåãî ñòîëáöà |
18 | if ((index.column() == 0) || (index.column() == 5)) flags &= ~Qt::ItemIsEditable; // çàïðåùàåì ðåäàêòèðîâàíèå òðåòüåãî ñòîëáöà |
19 | }
|
19 | }
|
20 | return flags; |
20 | return flags; |
21 | }
|
21 | }
|
22 | 22 | ||
23 | 23 | ||
24 | bool ModelForDescriptionTable::setData(const QModelIndex &index, const QVariant &value, int role) { |
24 | bool ModelForDescriptionTable::setData(const QModelIndex &index, const QVariant &value, int role) { |
25 | //// if (index.column()==3) return false; // â òðåòüåé êîëîíêå íå äàåì ïîìåíÿòü çíà÷åíèå
|
25 | //// if (index.column()==3) return false; // â òðåòüåé êîëîíêå íå äàåì ïîìåíÿòü çíà÷åíèå
|
26 | bool lResult = false; |
26 | bool lResult = false; |
27 | QVariant old_value; // ñîõðàíèì ñòàðîå çíà÷åíèå |
27 | QVariant old_value; // ñîõðàíèì ñòàðîå çíà÷åíèå |
28 | old_value = data(index); |
28 | old_value = data(index); |
29 | 29 | ||
30 | 30 | ||
31 | /*
|
31 | /*
|
32 | QString str_tmp;
|
32 | QString str_tmp;
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33 | if (index.column()==1) { // åñëè ìåíÿåì èìÿ êëàññà
|
33 | if (index.column()==1) { // åñëè ìåíÿåì èìÿ êëàññà
|
34 | str_tmp = value.toString(); // òî ïîìåíÿåì è èìÿ òàáëèöû
|
34 | str_tmp = value.toString(); // òî ïîìåíÿåì è èìÿ òàáëèöû
|
35 | str_tmp.append(tr(" instance"));
|
35 | str_tmp.append(tr(" instance"));
|
36 | }
|
36 | }
|
37 | */
|
37 | */
|
38 | /*
|
38 | /*
|
39 | QString str_tmp;
|
39 | QString str_tmp;
|
40 | if (index.column()==0) { // åñëè ìåíÿåì èìÿ êëàññà
|
40 | if (index.column()==0) { // åñëè ìåíÿåì èìÿ êëàññà
|
41 | str_tmp = value.toString(); // òî ïîìåíÿåì è èìÿ òàáëèöû
|
41 | str_tmp = value.toString(); // òî ïîìåíÿåì è èìÿ òàáëèöû
|
42 | str_tmp.append(tr("_instance"));
|
42 | str_tmp.append(tr("_instance"));
|
43 | }
|
43 | }
|
44 | */
|
44 | */
|
45 | lResult = QSqlTableModel::setData(index, value, role); |
45 | lResult = QSqlTableModel::setData(index, value, role); |
46 | if (lResult) { |
46 | if (lResult) { |
47 | QModelIndex newindex;
|
47 | QModelIndex newindex;
|
48 | QSqlRecord rec = record(index.row()); |
48 | QSqlRecord rec = record(index.row()); |
49 | 49 | ||
50 | rec.setValue(index.column(), value); |
50 | rec.setValue(index.column(), value); |
51 | rec.setGenerated(index.column(), true); |
51 | rec.setGenerated(index.column(), true); |
52 | 52 | ||
53 | 53 | ||
54 | if (index.column()==1){ // åñëè ïîìåíÿëîñü èìÿ ïîëÿ |
54 | if (index.column()==1){ // åñëè ïîìåíÿëîñü èìÿ ïîëÿ |
55 | QSqlQuery qu;
|
55 | QSqlQuery qu;
|
56 | QString old_field_name; // ñòàðîå èìÿ ïîëÿ |
56 | QString old_field_name; // ñòàðîå èìÿ ïîëÿ |
57 | QString new_field_name; // íîâîå èìÿ ïîëÿ |
57 | QString new_field_name; // íîâîå èìÿ ïîëÿ |
58 | QString query_str;
|
58 | QString query_str;
|
59 | QString type_str; // òèï äàííûõ ïîëÿ |
59 | QString type_str; // òèï äàííûõ ïîëÿ |
60 | old_field_name = old_value.toString(); // îïðåäåëèì òåêóùåå (êîòîðîå íóæíî ïîìåíÿòü) èìÿ ïîëÿ |
60 | old_field_name = old_value.toString(); // îïðåäåëèì òåêóùåå (êîòîðîå íóæíî ïîìåíÿòü) èìÿ ïîëÿ |
61 | new_field_name = value.toString(); |
61 | new_field_name = value.toString(); |
62 | type_str = data(ModelForDescriptionTable::index(index.row(), 3)).toString(); // òèï ïîëÿ õðàíèòüñÿ â 3 ñòîëáöå, ñ÷èòûâàåì åãî çíà÷åíèå |
62 | type_str = data(ModelForDescriptionTable::index(index.row(), 3)).toString(); // òèï ïîëÿ õðàíèòüñÿ â 3 ñòîëáöå, ñ÷èòûâàåì åãî çíà÷åíèå |
63 | query_str = tr("ALTER TABLE "); |
63 | query_str = tr("ALTER TABLE "); |
64 | query_str.append(ModelForDescriptionTable::Inctance); |
64 | query_str.append(ModelForDescriptionTable::Inctance); |
65 | query_str.append(tr(" CHANGE COLUMN `")); |
65 | query_str.append(tr(" CHANGE COLUMN `")); |
66 | query_str.append(old_field_name); |
66 | query_str.append(old_field_name); |
67 | query_str.append(tr("` `")); |
67 | query_str.append(tr("` `")); |
68 | query_str.append(new_field_name); |
68 | query_str.append(new_field_name); |
69 | query_str.append(tr("` ")); |
69 | query_str.append(tr("` ")); |
70 | query_str.append(type_str); |
70 | query_str.append(type_str); |
71 | query_str.append(tr(" CHARACTER SET cp1251 COLLATE cp1251_general_ci DEFAULT NULL")); |
71 | query_str.append(tr(" CHARACTER SET cp1251 COLLATE cp1251_general_ci DEFAULT NULL")); |
72 | qu.prepare(query_str); |
72 | qu.prepare(query_str); |
73 | bool ok; |
73 | bool ok; |
74 | ok = qu.exec(); |
74 | ok = qu.exec(); |
75 | if (!ok) return false; |
75 | if (!ok) return false; |
76 | 76 | ||
77 | /*
|
77 | /*
|
78 | if (!ok) {
|
78 | if (!ok) {
|
79 | 79 | ||
80 | QMessageBox::critical( // Äèàëîã ñ ñîîáùåíèåì îá îøèáêå.
|
80 | QMessageBox::critical( // Äèàëîã ñ ñîîáùåíèåì îá îøèáêå.
|
81 | this, // Ðîäèòåëüñêèé âèäæåò.
|
81 | this, // Ðîäèòåëüñêèé âèäæåò.
|
82 | QObject::tr("Database Error"), // Çàãîëîâîê.
|
82 | QObject::tr("Database Error"), // Çàãîëîâîê.
|
83 | qu.lastError().text() ); // Òåêñò ñîîáùåíèÿ.
|
83 | qu.lastError().text() ); // Òåêñò ñîîáùåíèÿ.
|
84 | 84 | ||
85 | return ok; // âûõîäèì íå ïðèìåíÿÿ èçìåíåíèé
|
85 | return ok; // âûõîäèì íå ïðèìåíÿÿ èçìåíåíèé
|
86 | 86 | ||
87 | }
|
87 | }
|
88 | 88 | ||
89 | */
|
89 | */
|
90 | 90 | ||
91 | 91 | ||
92 | // rec.setValue(index.column()+2, QVariant(str_tmp));
|
92 | // rec.setValue(index.column()+2, QVariant(str_tmp));
|
93 | // rec.setGenerated(index.column()+2, true);
|
93 | // rec.setGenerated(index.column()+2, true);
|
94 | // newindex = MyModel::index(index.row(), index.column()+2);
|
94 | // newindex = MyModel::index(index.row(), index.column()+2);
|
95 | // QSqlTableModel::setData(newindex, QVariant(str_tmp), Qt::EditRole);
|
95 | // QSqlTableModel::setData(newindex, QVariant(str_tmp), Qt::EditRole);
|
96 | }
|
96 | }
|
97 | 97 | ||
98 | 98 | ||
99 | /*
|
99 | /*
|
100 | 100 | ||
101 | if (index.column()==0){
|
101 | if (index.column()==0){
|
102 | rec.setValue(index.column()+3, QVariant(str_tmp));
|
102 | rec.setValue(index.column()+3, QVariant(str_tmp));
|
103 | rec.setGenerated(index.column()+3, true);
|
103 | rec.setGenerated(index.column()+3, true);
|
104 | newindex = MyModel::index(index.row(), index.column()+3);
|
104 | newindex = MyModel::index(index.row(), index.column()+3);
|
105 | QSqlTableModel::setData(newindex, QVariant(str_tmp), Qt::EditRole);
|
105 | QSqlTableModel::setData(newindex, QVariant(str_tmp), Qt::EditRole);
|
106 | }
|
106 | }
|
107 | */
|
107 | */
|
108 | 108 | ||
109 | lResult = updateRowInTable(index.row(), rec); |
109 | lResult = updateRowInTable(index.row(), rec); |
- | 110 | emit field_name_changed(); |
|
110 | /// QSqlTableModel::setData(newindex, QVariant(str_tmp), Qt::EditRole);
|
111 | /// QSqlTableModel::setData(newindex, QVariant(str_tmp), Qt::EditRole);
|
111 | 112 | ||
112 | 113 | ||
113 | }
|
114 | }
|
114 | return lResult; |
115 | return lResult; |
115 | }
|
116 | }
|
116 | 117 | ||
117 | 118 | ||
118 | 119 | ||
119 | QVariant ModelForDescriptionTable::data(const QModelIndex &index, int role) const { |
120 | QVariant ModelForDescriptionTable::data(const QModelIndex &index, int role) const { |
120 | 121 | ||
121 | QVariant value = QSqlTableModel::data(index, role); |
122 | QVariant value = QSqlTableModel::data(index, role); |
122 | switch (role) { |
123 | switch (role) { |
123 | case Qt::DisplayRole: return value; |
124 | case Qt::DisplayRole: return value; |
124 | case Qt::EditRole: return value; |
125 | case Qt::EditRole: return value; |
125 | case Qt::TextColorRole: |
126 | case Qt::TextColorRole: |
126 | if(index.column() == 1) |
127 | if(index.column() == 1) |
127 | return qVariantFromValue(QColor(Qt::darkGreen)); |
128 | return qVariantFromValue(QColor(Qt::darkGreen)); |
128 | else
|
129 | else
|
129 | return value; |
130 | return value; |
130 | case Qt::TextAlignmentRole: return value; |
131 | case Qt::TextAlignmentRole: return value; |
131 | case Qt::FontRole: |
132 | case Qt::FontRole: |
132 | if(index.column() == 1) { |
133 | if(index.column() == 1) { |
133 | QFont font = QFont("Helvetica", 16, QFont::Bold); |
134 | QFont font = QFont("Helvetica", 16, QFont::Bold); |
134 | return qVariantFromValue(font); |
135 | return qVariantFromValue(font); |
135 | }else |
136 | }else |
136 | return value; |
137 | return value; |
137 | 138 | ||
138 | case Qt::BackgroundColorRole: { |
139 | case Qt::BackgroundColorRole: { |
139 | int a = (index.row() % 2) ? 14 : 0; |
140 | int a = (index.row() % 2) ? 14 : 0; |
140 | if(index.column() == 2) |
141 | if(index.column() == 2) |
141 | return qVariantFromValue(QColor(220,240-a,230-a)); |
142 | return qVariantFromValue(QColor(220,240-a,230-a)); |
142 | else if(index.column() == 6) |
143 | else if(index.column() == 6) |
143 | return qVariantFromValue(QColor(200,220-a,255-a)); |
144 | return qVariantFromValue(QColor(200,220-a,255-a)); |
144 | else
|
145 | else
|
145 | return value; |
146 | return value; |
146 | }
|
147 | }
|
147 | 148 | ||
148 | 149 | ||
149 | 150 | ||
150 | case Qt::CheckStateRole: return value; |
151 | case Qt::CheckStateRole: return value; |
151 | 152 | ||
152 | case Qt::SizeHintRole:return value; |
153 | case Qt::SizeHintRole:return value; |
153 | 154 | ||
154 | }
|
155 | }
|
155 | return value; |
156 | return value; |
156 | }
|
157 | }
|
157 | 158 | ||
158 | 159 | ||
159 | void ModelForDescriptionTable::setInctance(QString currInctatce){ // ïåðåäàåì èìÿ òåêóùåé òàáëèöû-õðàíèëèùà |
160 | void ModelForDescriptionTable::setInctance(QString currInctatce){ // ïåðåäàåì èìÿ òåêóùåé òàáëèöû-õðàíèëèùà |
160 | ModelForDescriptionTable::Inctance = currInctatce; |
161 | ModelForDescriptionTable::Inctance = currInctatce; |
161 | }
|
162 | }
|
162 | 163 |