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1 | #include "mainwindow.h"
|
1 | #include "mainwindow.h"
|
2 | #include "ui_mainwindow.h"
|
2 | #include "ui_mainwindow.h"
|
3 | 3 | ||
4 | 4 | ||
5 | 5 | ||
6 | void MainWindow::getDatabaseData(){ |
6 | void MainWindow::getDatabaseData(){ |
7 | int list_count; |
7 | int list_count; |
8 | 8 | ||
9 | if (rootItems.isEmpty()) return; |
9 | if (rootItems.isEmpty()) return; |
10 | 10 | ||
11 | list_count = rootItems.count(); |
11 | list_count = rootItems.count(); |
12 | 12 | ||
13 | for (int i=0; i < list_count; i++){ |
13 | for (int i=0; i < list_count; i++){ |
14 | 14 | ||
15 | buildTree(rootItems.at(i)); |
15 | buildTree(rootItems.at(i)); |
16 | 16 | ||
17 | }
|
17 | }
|
18 | 18 | ||
19 | }
|
19 | }
|
20 | 20 | ||
21 | void MainWindow::buildTree(QTreeWidgetItem * model_item){ |
21 | void MainWindow::buildTree(QTreeWidgetItem * model_item){ |
22 | 22 | ||
23 | 23 | ||
24 | 24 | ||
25 | 25 | ||
26 | QString model_name;
|
26 | QString model_name;
|
27 | QString rootClassID;
|
27 | QString rootClassID;
|
28 | QString rootClassInctance;
|
28 | QString rootClassInctance;
|
- | 29 | QFont font;
|
|
29 | 30 | ||
30 | QTreeWidgetItem * item; |
31 | QTreeWidgetItem * item; |
31 | model_name = model_item->text(0); |
32 | model_name = model_item->text(0); |
32 | if (model_item->checkState(0) == false) return; |
33 | if (model_item->checkState(0) == false) return; |
- | 34 | ||
- | 35 | font.setWeight(20); |
|
- | 36 | font.setItalic(true); |
|
33 | item = new QTreeWidgetItem (ui->treeWidget_2); |
37 | item = new QTreeWidgetItem (ui->treeWidget_2); |
- | 38 | item->setFont(0, font); |
|
34 | item->setText(0, model_name); |
39 | item->setText(0, model_name); |
- | 40 | ||
- | 41 | ||
35 | rootClassID = model_item->child(0)->text(1); |
42 | rootClassID = model_item->child(0)->text(1); |
36 | rootClassInctance = getClassInctance(rootClassID); |
43 | rootClassInctance = getClassInctance(rootClassID); |
37 | if (model_item->child(0)->checkState(0)) // åñëè â ìîäåëè êîðíåâîé êëàññ âûáðàí äëÿ îòîáðàæåíèÿ (ñòîèò ãàëî÷êà), òî |
44 | if (model_item->child(0)->checkState(0)) // åñëè â ìîäåëè êîðíåâîé êëàññ âûáðàí äëÿ îòîáðàæåíèÿ (ñòîèò ãàëî÷êà), òî |
38 | {
|
45 | {
|
39 | QTreeWidgetItem * item_tmp; |
46 | ///// QTreeWidgetItem * item_tmp;
|
40 | item_tmp = new QTreeWidgetItem(item); // â äåðåâå, îòîáðàæàþùåì îáúåêòû êëàññîâ, ñîçäàåì íîâûé óçåë |
47 | ///// item_tmp = new QTreeWidgetItem(item); // â äåðåâå, îòîáðàæàþùåì îáúåêòû êëàññîâ, ñîçäàåì íîâûé óçåë
|
41 | item_tmp->setText(0, model_item->child(0)->text(0)); // ñ íàçâàíèåì êëàññà |
48 | ///// item_tmp->setText(0, model_item->child(0)->text(0)); // ñ íàçâàíèåì êëàññà
|
42 | 49 | ||
43 | //showClassObjects(item_tmp, model_item->child(0)); // è âûâîäèì âñå îáúåêòû äàííîãî êëàññà
|
50 | //showClassObjects(item_tmp, model_item->child(0)); // è âûâîäèì âñå îáúåêòû äàííîãî êëàññà
|
44 | 51 | ||
45 | showObjects(item_tmp, model_item->child(0), tr("")); |
52 | ///// showObjects(item_tmp, model_item->child(0), tr(""));
|
- | 53 | showObjects(item, model_item->child(0), tr("")); |
|
46 | }
|
54 | }
|
47 | 55 | ||
48 | 56 | ||
49 | /*****************************************************/
|
57 | /*****************************************************/
|
50 | 58 | ||
51 | 59 | ||
52 | }
|
60 | }
|
53 | 61 | ||
54 | 62 | ||
55 | // ïîëó÷àåì èìÿ òàáëèöû - õðàíèëèùà îáúåêòîâ êëàññà
|
63 | // ïîëó÷àåì èìÿ òàáëèöû - õðàíèëèùà îáúåêòîâ êëàññà
|
56 | QString MainWindow::getClassInctance(QString class_id){ |
64 | QString MainWindow::getClassInctance(QString class_id){ |
57 | QSqlQuery q;
|
65 | QSqlQuery q;
|
58 | QString sql_str;
|
66 | QString sql_str;
|
59 | QString result;
|
67 | QString result;
|
60 | QString classInctance;
|
68 | QString classInctance;
|
61 | int field_inctance; |
69 | int field_inctance; |
62 | bool ok; |
70 | bool ok; |
63 | sql_str = tr("select * " |
71 | sql_str = tr("select * " |
64 | " from ListOfClasses where ListOfClasses.ID = '" //îïðåäåëèì êëàññû, äëÿ êîòîðûõ êîðíåâîé ÿâëÿåòñÿ êîíòåéíåðîì |
72 | " from ListOfClasses where ListOfClasses.ID = '" //îïðåäåëèì êëàññû, äëÿ êîòîðûõ êîðíåâîé ÿâëÿåòñÿ êîíòåéíåðîì |
65 | ); |
73 | ); |
66 | sql_str.append(class_id); |
74 | sql_str.append(class_id); |
67 | sql_str.append(tr("'")); |
75 | sql_str.append(tr("'")); |
68 | q.prepare(sql_str); |
76 | q.prepare(sql_str); |
69 | 77 | ||
70 | ok = q.exec(); |
78 | ok = q.exec(); |
71 | if (!ok) { |
79 | if (!ok) { |
72 | QMessageBox::critical( // Äèàëîã ñ ñîîáùåíèåì îá îøèáêå. |
80 | QMessageBox::critical( // Äèàëîã ñ ñîîáùåíèåì îá îøèáêå. |
73 | this, // Ðîäèòåëüñêèé âèäæåò. |
81 | this, // Ðîäèòåëüñêèé âèäæåò. |
74 | QObject::tr("Database Error"), // Çàãîëîâîê. |
82 | QObject::tr("Database Error"), // Çàãîëîâîê. |
75 | q.lastError().text()); // Òåêñò ñîîáùåíèÿ. |
83 | q.lastError().text()); // Òåêñò ñîîáùåíèÿ. |
76 | return result; |
84 | return result; |
77 | }
|
85 | }
|
78 | field_inctance = q.record().indexOf(tr("TableWhithInstance")); |
86 | field_inctance = q.record().indexOf(tr("TableWhithInstance")); |
79 | while(q.next()){ |
87 | while(q.next()){ |
80 | 88 | ||
81 | classInctance = q.value(field_inctance).toString(); |
89 | classInctance = q.value(field_inctance).toString(); |
82 | result.append(classInctance); |
90 | result.append(classInctance); |
83 | }
|
91 | }
|
84 | 92 | ||
85 | return result; |
93 | return result; |
86 | 94 | ||
87 | }
|
95 | }
|
88 | 96 | ||
89 | void MainWindow::showClassObjects(QTreeWidgetItem * parent_item, QTreeWidgetItem * model_item){ |
97 | void MainWindow::showClassObjects(QTreeWidgetItem * parent_item, QTreeWidgetItem * model_item){ |
90 | QString classID; // èäåíòèôèêàòîð êëàññà |
98 | QString classID; // èäåíòèôèêàòîð êëàññà |
91 | QString inctance; // èìÿ òàáëèöû, õðàíèëèùà |
99 | QString inctance; // èìÿ òàáëèöû, õðàíèëèùà |
92 | QSqlQuery q;
|
100 | QSqlQuery q;
|
93 | QString sql_str;
|
101 | QString sql_str;
|
94 | QString str_tmp;
|
102 | QString str_tmp;
|
95 | bool ok; |
103 | bool ok; |
96 | int field_ID; |
104 | int field_ID; |
97 | int i; |
105 | int i; |
98 | classID = model_item->text(1); |
106 | classID = model_item->text(1); |
99 | inctance = getClassInctance(classID); |
107 | inctance = getClassInctance(classID); |
100 | 108 | ||
101 | sql_str = tr("select * " |
109 | sql_str = tr("select * " |
102 | " from " //íàõîäèì âñå îáúåêòû êëàññà â òàáëèöå - õðàíèëèùå îáúåêòîâ êëàññà |
110 | " from " //íàõîäèì âñå îáúåêòû êëàññà â òàáëèöå - õðàíèëèùå îáúåêòîâ êëàññà |
103 | ); |
111 | ); |
104 | sql_str.append(inctance); |
112 | sql_str.append(inctance); |
105 | q.prepare(sql_str); |
113 | q.prepare(sql_str); |
106 | 114 | ||
107 | ok = q.exec(); |
115 | ok = q.exec(); |
108 | if (!ok) { |
116 | if (!ok) { |
109 | QMessageBox::critical( // Äèàëîã ñ ñîîáùåíèåì îá îøèáêå. |
117 | QMessageBox::critical( // Äèàëîã ñ ñîîáùåíèåì îá îøèáêå. |
110 | this, // Ðîäèòåëüñêèé âèäæåò. |
118 | this, // Ðîäèòåëüñêèé âèäæåò. |
111 | QObject::tr("Database Error"), // Çàãîëîâîê. |
119 | QObject::tr("Database Error"), // Çàãîëîâîê. |
112 | q.lastError().text()); // Òåêñò ñîîáùåíèÿ. |
120 | q.lastError().text()); // Òåêñò ñîîáùåíèÿ. |
113 | return; |
121 | return; |
114 | }
|
122 | }
|
115 | 123 | ||
116 | field_ID = q.record().indexOf(tr("ID")); |
124 | field_ID = q.record().indexOf(tr("ID")); |
117 | 125 | ||
118 | 126 | ||
119 | while(q.next()){ |
127 | while(q.next()){ |
120 | if (q.record().count() > 1) |
128 | if (q.record().count() > 1) |
121 | {
|
129 | {
|
122 | QString value_tmp;
|
130 | QString value_tmp;
|
123 | QString ID_tmp;
|
131 | QString ID_tmp;
|
124 | QTreeWidgetItem * itm; |
132 | QTreeWidgetItem * itm; |
125 | ID_tmp = q.value(field_ID).toString(); // îïðåäåëÿåì èäåíòèôèêàòîð îáúåêòà |
133 | ID_tmp = q.value(field_ID).toString(); // îïðåäåëÿåì èäåíòèôèêàòîð îáúåêòà |
126 | value_tmp = q.value(1).toString(); // îïðåäåëÿåì èìÿ îáúåêòà (äîëæíî õðàíèòüñÿ â ïåðâîì ïîëå) |
134 | value_tmp = q.value(1).toString(); // îïðåäåëÿåì èìÿ îáúåêòà (äîëæíî õðàíèòüñÿ â ïåðâîì ïîëå) |
127 | itm = new QTreeWidgetItem(parent_item); // äîáàâëÿåì â äåðåâî óçåë, ñîîòâåòñòâóþùèé îáúåêòó |
135 | itm = new QTreeWidgetItem(parent_item); // äîáàâëÿåì â äåðåâî óçåë, ñîîòâåòñòâóþùèé îáúåêòó |
128 | itm->setText(0, value_tmp); |
136 | itm->setText(0, value_tmp); |
129 | for (int i; i < model_item->childCount(); i++) // ïðîâåðÿåì, åñòü ëè ó êëàññà äî÷åðíèå êëàññû |
137 | for (int i; i < model_item->childCount(); i++) // ïðîâåðÿåì, åñòü ëè ó êëàññà äî÷åðíèå êëàññû |
130 | {
|
138 | {
|
131 | QTreeWidgetItem * model_item_tmp; // åñëè åñòü |
139 | QTreeWidgetItem * model_item_tmp; // åñëè åñòü |
132 | model_item_tmp = model_item->child(i); // îòîáðàæàåì îáúåêòû äî÷åðíèõ êëàññîâ |
140 | model_item_tmp = model_item->child(i); // îòîáðàæàåì îáúåêòû äî÷åðíèõ êëàññîâ |
133 | MainWindow::showObjectChildrens(ID_tmp, itm, model_item_tmp); |
141 | MainWindow::showObjectChildrens(ID_tmp, itm, model_item_tmp); |
134 | 142 | ||
135 | }
|
143 | }
|
136 | }
|
144 | }
|
137 | 145 | ||
138 | }
|
146 | }
|
139 | 147 | ||
140 | 148 | ||
141 | i++; |
149 | i++; |
142 | }
|
150 | }
|
143 | 151 | ||
144 | 152 | ||
145 | 153 | ||
146 | void MainWindow::showObjectChildrens(QString object_ID, QTreeWidgetItem * object_item, QTreeWidgetItem * model_item){ // îòîáðàçèì îáúåêòû êëàññîâà |
154 | void MainWindow::showObjectChildrens(QString object_ID, QTreeWidgetItem * object_item, QTreeWidgetItem * model_item){ // îòîáðàçèì îáúåêòû êëàññîâà |
147 | 155 | ||
148 | QString classID; // èäåíòèôèêàòîð êëàññà |
156 | QString classID; // èäåíòèôèêàòîð êëàññà |
149 | 157 | ||
150 | QString inctance; // èìÿ òàáëèöû, õðàíèëèùà |
158 | QString inctance; // èìÿ òàáëèöû, õðàíèëèùà |
151 | QSqlQuery q;
|
159 | QSqlQuery q;
|
152 | QString sql_str;
|
160 | QString sql_str;
|
153 | QString str_tmp;
|
161 | QString str_tmp;
|
154 | bool ok; |
162 | bool ok; |
155 | classID = model_item->text(1); |
163 | classID = model_item->text(1); |
156 | inctance = getClassInctance(classID); |
164 | inctance = getClassInctance(classID); |
157 | 165 | ||
158 | sql_str = tr("select * " |
166 | sql_str = tr("select * " |
159 | " from '" //íàõîäèì âñå îáúåêòû êëàññà â òàáëèöå - õðàíèëèùå îáúåêòîâ êëàññà |
167 | " from '" //íàõîäèì âñå îáúåêòû êëàññà â òàáëèöå - õðàíèëèùå îáúåêòîâ êëàññà |
160 | ); |
168 | ); |
161 | sql_str.append(inctance); |
169 | sql_str.append(inctance); |
162 | sql_str.append(tr("' where ")); |
170 | sql_str.append(tr("' where ")); |
163 | 171 | ||
164 | 172 | ||
165 | q.prepare(sql_str); |
173 | q.prepare(sql_str); |
166 | 174 | ||
167 | ok = q.exec(); |
175 | ok = q.exec(); |
168 | if (!ok) { |
176 | if (!ok) { |
169 | QMessageBox::critical( // Äèàëîã ñ ñîîáùåíèåì îá îøèáêå. |
177 | QMessageBox::critical( // Äèàëîã ñ ñîîáùåíèåì îá îøèáêå. |
170 | this, // Ðîäèòåëüñêèé âèäæåò. |
178 | this, // Ðîäèòåëüñêèé âèäæåò. |
171 | QObject::tr("Database Error"), // Çàãîëîâîê. |
179 | QObject::tr("Database Error"), // Çàãîëîâîê. |
172 | q.lastError().text()); // Òåêñò ñîîáùåíèÿ. |
180 | q.lastError().text()); // Òåêñò ñîîáùåíèÿ. |
173 | return; |
181 | return; |
174 | }
|
182 | }
|
175 | }
|
183 | }
|
176 | 184 | ||
177 | 185 | ||
178 | void MainWindow::showObjects(QTreeWidgetItem * parent_object_item, QTreeWidgetItem * model_item, QString filtr){ |
186 | void MainWindow::showObjects(QTreeWidgetItem * parent_object_item, QTreeWidgetItem * model_item, QString filtr){ |
179 | QString classID; // èäåíòèôèêàòîð êëàññà |
187 | QString classID; // èäåíòèôèêàòîð êëàññà |
180 | QString inctance; // èìÿ òàáëèöû, õðàíèëèùà |
188 | QString inctance; // èìÿ òàáëèöû, õðàíèëèùà |
181 | QString className; // èìÿ êëàññà |
189 | QString className; // èìÿ êëàññà |
182 | int field_ID; |
190 | int field_ID; |
183 | bool filtr_empty; |
191 | bool filtr_empty; |
184 | bool ok; |
192 | bool ok; |
185 | QSqlQuery q;
|
193 | QSqlQuery q;
|
186 | QString sql_str;
|
194 | QString sql_str;
|
187 | QString str_tmp;
|
195 | QString str_tmp;
|
- | 196 | QTreeWidgetItem * title_item; |
|
- | 197 | QFont font;
|
|
- | 198 | font.setWeight(40); |
|
- | 199 | font.setBold(true);; |
|
188 | filtr_empty = filtr.isEmpty(); |
200 | filtr_empty = filtr.isEmpty(); |
189 | classID = model_item->text(1); |
201 | classID = model_item->text(1); |
190 | className = model_item->text(0); |
202 | className = model_item->text(0); |
191 | inctance = getClassInctance(classID); |
203 | inctance = getClassInctance(classID); |
- | 204 | /*
|
|
- | 205 | title_item = new QTreeWidgetItem(parent_object_item);
|
|
- | 206 | title_item->setFont(0, font);
|
|
- | 207 | title_item->setText(0, className);
|
|
192 | 208 | */
|
|
193 | sql_str = tr("select * " |
209 | sql_str = tr("select * " |
194 | " from " //íàõîäèì âñå îáúåêòû êëàññà â òàáëèöå - õðàíèëèùå îáúåêòîâ êëàññà |
210 | " from " //íàõîäèì âñå îáúåêòû êëàññà â òàáëèöå - õðàíèëèùå îáúåêòîâ êëàññà |
195 | ); |
211 | ); |
196 | sql_str.append(inctance); |
212 | sql_str.append(inctance); |
197 | if (!filtr.isEmpty()) { // åñëè ôèëüòð íå ïóñòîé |
213 | if (!filtr.isEmpty()) { // åñëè ôèëüòð íå ïóñòîé |
198 | sql_str.append(tr(" ")); |
214 | sql_str.append(tr(" ")); |
199 | sql_str.append(filtr); // äîáàâëÿåì â çàïðîñ ôèëüòð |
215 | sql_str.append(filtr); // äîáàâëÿåì â çàïðîñ ôèëüòð |
200 | }
|
216 | }
|
201 | 217 | ||
202 | q.prepare(sql_str); |
218 | q.prepare(sql_str); |
203 | 219 | ||
204 | ok = q.exec(); |
220 | ok = q.exec(); |
205 | if (!ok) { |
221 | if (!ok) { |
206 | QMessageBox::critical( // Äèàëîã ñ ñîîáùåíèåì îá îøèáêå. |
222 | QMessageBox::critical( // Äèàëîã ñ ñîîáùåíèåì îá îøèáêå. |
207 | this, // Ðîäèòåëüñêèé âèäæåò. |
223 | this, // Ðîäèòåëüñêèé âèäæåò. |
208 | QObject::tr("Database Error"), // Çàãîëîâîê. |
224 | QObject::tr("Database Error"), // Çàãîëîâîê. |
209 | q.lastError().text()); // Òåêñò ñîîáùåíèÿ. |
225 | q.lastError().text()); // Òåêñò ñîîáùåíèÿ. |
210 | return; |
226 | return; |
211 | }
|
227 | }
|
212 | 228 | ||
213 | field_ID = q.record().indexOf(tr("ID")); |
229 | field_ID = q.record().indexOf(tr("ID")); |
- | 230 | if (q.size() <= 0) return; |
|
- | 231 | title_item = new QTreeWidgetItem(parent_object_item); |
|
- | 232 | title_item->setFont(0, font); |
|
- | 233 | title_item->setText(0, className); |
|
- | 234 | ||
214 | 235 | ||
215 | while(q.next()){ |
236 | while(q.next()){ |
216 | if (q.record().count() > 1) |
237 | if (q.record().count() > 1) |
217 | {
|
238 | {
|
218 | QString value_tmp;
|
239 | QString value_tmp;
|
219 | QString ID_tmp;
|
240 | QString ID_tmp;
|
220 | QTreeWidgetItem * itm; |
241 | QTreeWidgetItem * itm; |
221 | ID_tmp = q.value(field_ID).toString(); // îïðåäåëÿåì èäåíòèôèêàòîð îáúåêòà |
242 | ID_tmp = q.value(field_ID).toString(); // îïðåäåëÿåì èäåíòèôèêàòîð îáúåêòà |
222 | value_tmp = q.value(1).toString(); // îïðåäåëÿåì èìÿ îáúåêòà (äîëæíî õðàíèòüñÿ â ïåðâîì ïîëå) |
243 | value_tmp = q.value(1).toString(); // îïðåäåëÿåì èìÿ îáúåêòà (äîëæíî õðàíèòüñÿ â ïåðâîì ïîëå) |
223 | itm = new QTreeWidgetItem(parent_object_item); // äîáàâëÿåì â äåðåâî óçåë, ñîîòâåòñòâóþùèé îáúåêòó |
244 | // itm = new QTreeWidgetItem(parent_object_item); // äîáàâëÿåì â äåðåâî óçåë, ñîîòâåòñòâóþùèé îáúåêòó
|
- | 245 | itm = new QTreeWidgetItem(title_item); // äîáàâëÿåì â äåðåâî óçåë, ñîîòâåòñòâóþùèé îáúåêòó |
|
224 | itm->setText(0, value_tmp); |
246 | itm->setText(0, value_tmp); |
225 | 247 | ||
226 | for (int i=0; i < model_item->childCount(); i++) // ïðîâåðÿåì, åñòü ëè ó êëàññà äî÷åðíèå êëàññû |
248 | for (int i=0; i < model_item->childCount(); i++) // ïðîâåðÿåì, åñòü ëè ó êëàññà äî÷åðíèå êëàññû |
227 | {
|
249 | {
|
228 | QTreeWidgetItem * model_item_tmp; // åñëè åñòü |
250 | QTreeWidgetItem * model_item_tmp; // åñëè åñòü |
229 | QString pointer_name;
|
251 | QString pointer_name;
|
230 | QString filtr_tmp;
|
252 | QString filtr_tmp;
|
231 | bool pointer_isEmpty; |
253 | bool pointer_isEmpty; |
232 | model_item_tmp = model_item->child(i); // îòîáðàæàåì îáúåêòû äî÷åðíèõ êëàññîâ |
254 | model_item_tmp = model_item->child(i); // îòîáðàæàåì îáúåêòû äî÷åðíèõ êëàññîâ |
233 | pointer_name = getPointerFieldName(classID, model_item->child(i)->text(1)); |
255 | pointer_name = getPointerFieldName(classID, model_item->child(i)->text(1)); |
234 | pointer_isEmpty = pointer_name.isEmpty(); |
256 | pointer_isEmpty = pointer_name.isEmpty(); |
235 | filtr_tmp = tr("where "); |
257 | filtr_tmp = tr("where "); |
236 | filtr_tmp.append(tr("`")); |
258 | filtr_tmp.append(tr("`")); |
237 | filtr_tmp.append(pointer_name); |
259 | filtr_tmp.append(pointer_name); |
238 | filtr_tmp.append(tr("` = '")); |
260 | filtr_tmp.append(tr("` = '")); |
239 | filtr_tmp.append(ID_tmp); |
261 | filtr_tmp.append(ID_tmp); |
240 | filtr_tmp.append(tr("'")); |
262 | filtr_tmp.append(tr("'")); |
241 | showObjects(itm, model_item_tmp, filtr_tmp); |
263 | showObjects(itm, model_item_tmp, filtr_tmp); |
242 | //MainWindow::showObjectChildrens(ID_tmp, itm, model_item_tmp);
|
264 | //MainWindow::showObjectChildrens(ID_tmp, itm, model_item_tmp);
|
243 | 265 | ||
244 | }
|
266 | }
|
245 | 267 | ||
246 | 268 | ||
247 | }
|
269 | }
|
248 | 270 | ||
249 | }
|
271 | }
|
250 | 272 | ||
251 | 273 | ||
252 | 274 | ||
253 | 275 | ||
254 | for (int i; i < model_item->childCount(); i++) // ïðîâåðÿåì, åñòü ëè ó êëàññà äî÷åðíèå êëàññû |
276 | for (int i; i < model_item->childCount(); i++) // ïðîâåðÿåì, åñòü ëè ó êëàññà äî÷åðíèå êëàññû |
255 | {
|
277 | {
|
256 | 278 | ||
257 | 279 | ||
258 | }
|
280 | }
|
259 | 281 | ||
260 | }
|
282 | }
|
261 | 283 | ||
262 | QString MainWindow::getPointerFieldName(QString parent_class_id, QString chield_class_id){ |
284 | QString MainWindow::getPointerFieldName(QString parent_class_id, QString chield_class_id){ |
263 | 285 | ||
264 | QSqlQuery q;
|
286 | QSqlQuery q;
|
265 | QString sql_str;
|
287 | QString sql_str;
|
266 | QString str_tmp;
|
288 | QString str_tmp;
|
267 | QString field;
|
289 | QString field;
|
268 | QString result;
|
290 | QString result;
|
269 | int field_name; |
291 | int field_name; |
270 | bool ok; |
292 | bool ok; |
271 | sql_str = tr("select * " |
293 | sql_str = tr("select * " |
272 | " from `DescriptionOfClasses` where `DescriptionOfClasses`.`FieldType` = 'pointer' and `DescriptionOfClasses`.`DefaultValue` = " //íàõîäèì âñå îáúåêòû êëàññà â òàáëèöå - õðàíèëèùå îáúåêòîâ êëàññà |
294 | " from `DescriptionOfClasses` where `DescriptionOfClasses`.`FieldType` = 'pointer' and `DescriptionOfClasses`.`DefaultValue` = " //íàõîäèì âñå îáúåêòû êëàññà â òàáëèöå - õðàíèëèùå îáúåêòîâ êëàññà |
273 | ); |
295 | ); |
274 | 296 | ||
275 | sql_str.append(tr("'")); |
297 | sql_str.append(tr("'")); |
276 | sql_str.append(parent_class_id); |
298 | sql_str.append(parent_class_id); |
277 | sql_str.append(tr("' ")); |
299 | sql_str.append(tr("' ")); |
278 | sql_str.append(tr(" and `DescriptionOfClasses`.`ClassIdentifer` = '")); |
300 | sql_str.append(tr(" and `DescriptionOfClasses`.`ClassIdentifer` = '")); |
279 | sql_str.append(chield_class_id); |
301 | sql_str.append(chield_class_id); |
280 | sql_str.append(tr("'")); |
302 | sql_str.append(tr("'")); |
281 | q.prepare(sql_str); |
303 | q.prepare(sql_str); |
282 | 304 | ||
283 | ok = q.exec(); |
305 | ok = q.exec(); |
284 | if (!ok) { |
306 | if (!ok) { |
285 | QMessageBox::critical( // Äèàëîã ñ ñîîáùåíèåì îá îøèáêå. |
307 | QMessageBox::critical( // Äèàëîã ñ ñîîáùåíèåì îá îøèáêå. |
286 | this, // Ðîäèòåëüñêèé âèäæåò. |
308 | this, // Ðîäèòåëüñêèé âèäæåò. |
287 | QObject::tr("Database Error"), // Çàãîëîâîê. |
309 | QObject::tr("Database Error"), // Çàãîëîâîê. |
288 | q.lastError().text()); // Òåêñò ñîîáùåíèÿ. |
310 | q.lastError().text()); // Òåêñò ñîîáùåíèÿ. |
289 | return result; |
311 | return result; |
290 | }
|
312 | }
|
291 | field_name = q.record().indexOf(tr("FieldName")); |
313 | field_name = q.record().indexOf(tr("FieldName")); |
292 | while(q.next()){ |
314 | while(q.next()){ |
293 | result = q.value(field_name).toString(); |
315 | result = q.value(field_name).toString(); |
294 | }
|
316 | }
|
295 | return result; |
317 | return result; |
296 | }
|
318 | }
|
297 | 319 | ||
298 | 320 |