Changeset 15 in tspsg-svn for trunk/src/mainwindow.cpp

Timestamp:

Nov 5, 2007, 1:32:40 AM (17 years ago)

Author:

laleppa

Message:

Finished converting to Qt's model/view architecture

File:

• trunk/src/mainwindow.cpp (modified) (3 diffs)

trunk/src/mainwindow.cpp

@@ -38 +38 @@
         // TODO: Loading of saved window state
 QRect rect = geometry();
-    rect.moveCenter(QApplication::desktop()->screenGeometry(QApplication::desktop()->primaryScreen()).center());
+        rect.moveCenter(QApplication::desktop()->screenGeometry(QApplication::desktop()->primaryScreen()).center());
         setGeometry(rect);
         qsrand(QDateTime().currentDateTime().toTime_t());
-        PrepareTable();
-}
-
-int MainWindow::rand(int min, int max)
-{
-        return min + (int)(((float)qrand() / RAND_MAX) * max);
-}
-
-void MainWindow::PrepareTable()
-{
-QTableWidgetItem *item;
-        for (int y = 0; y < spinCities->value(); y++) {
-                item = new QTableWidgetItem(trUtf8("Город ") + QVariant(y + 1).toString());
-                tableTask->setVerticalHeaderItem(y,item);
-                item = new QTableWidgetItem(trUtf8("Город ") + QVariant(y + 1).toString());
-                tableTask->setHorizontalHeaderItem(y,item);
-                for (int x = 0; x < spinCities->value(); x++) {
-                        if (y == x) {
-                                item = new QTableWidgetItem("...");
-                                item->setFlags(item->flags() ^ Qt::ItemIsEditable);
-                        } else {
-                                item = new QTableWidgetItem(QVariant(rand(randMin,randMax)).toString());
-QFont font = item->font();
-                                font.setBold(true);
-                                item->setFont(font);
-                        }
-                        item->setTextAlignment(Qt::AlignCenter);
-                        tableTask->setItem(x,y,item);
-                }
-        }
-        tableTask->resizeRowsToContents();
-        tableTask->resizeColumnsToContents();
+        tspmodel = new CTSPModel();
+        tspmodel->randMin = randMin;
+        tspmodel->randMax = randMax;
+        tspmodel->setNumCities(spinCities->value());
+        taskView->setModel(tspmodel);
 }
 
 void MainWindow::CitiesNumberChanged(int n)
 {
-bool increased = tableTask->rowCount() < n ? true : false;
-        tableTask->setRowCount(n);
-        tableTask->setColumnCount(n);
-        for (int k = 0; k < n; k++)
-//              tableTask->setColumnWidth(k,tableTask->viewport()->width() / n);
-        // If number of cities increased we need to reset headers and set
-        // appropriate sizes for new column and row
-        if (increased) {
-QTableWidgetItem *item = new QTableWidgetItem(trUtf8("Город ") + QVariant(n).toString());
-                tableTask->setVerticalHeaderItem(n - 1,item);
-                item = new QTableWidgetItem(trUtf8("Город ") + QVariant(n).toString());
-                tableTask->setHorizontalHeaderItem(n - 1,item);
-                tableTask->resizeRowToContents(n - 1);
-                tableTask->resizeColumnToContents(n - 1);
-                item = new QTableWidgetItem("...");
-                item->setFlags(item->flags() ^ Qt::ItemIsEditable);
-                tableTask->setItem(spinCities->value() - 1,spinCities->value() - 1,item);
-                for (int k = 0; k < spinCities->value() - 1; k++) {
-                        item = new QTableWidgetItem(QVariant(rand(randMin, randMax)).toString());
-QFont font = item->font();
-                        font.setBold(true);
-                        item->setFont(font);
-                        tableTask->setItem(k,spinCities->value() - 1,item);
-                        item = new QTableWidgetItem(QVariant(rand(randMin, randMax)).toString());
-                        font = item->font();
-                        font.setBold(true);
-                        item->setFont(font);
-                        tableTask->setItem(spinCities->value() - 1,k,item);
-                }
-        }
+        tspmodel->setNumCities(n);
 }
 
@@ -122 +66 @@
 void MainWindow::Random()
 {
-        for (int y = 0; y < spinCities->value(); y++)
-                for (int x = 0; x < spinCities->value(); x++)
-                        if (x != y)
-                                tableTask->item(x,y)->setText(QVariant(rand(randMin, randMax)).toString());
+        tspmodel->randomize();
 }
 
@@ -133 +74 @@
 tMatrix matrix;
 double *row;
+int n = spinCities->value();
 bool ok;
-        for (int x = 0; x < spinCities->value(); x++) {
-                row = new double[spinCities->value()];
-                for (int y = 0; y < spinCities->value(); y++) {
-                        if (x == y)
-                                row[y] = infinity;
-                        else {
-                                row[y] = tableTask->item(x,y)->text().toDouble(&ok);
-                                if (!ok) {
-                                        QMessageBox(QMessageBox::Critical,trUtf8("Ошибка в данных"),QString(trUtf8("Ошибка в ячейке [Строка %1; Колонка %2]: Неверный формат данных.")).arg(x + 1).arg(y + 1),QMessageBox::Ok,this).exec();
-                                        return;
-                                } else if (row[y] < 0) {
-                                        QMessageBox(QMessageBox::Critical,trUtf8("Ошибка в данных"),QString(trUtf8("Ошибка в ячейке [Строка %1; Колонка %2]: Значение не может быть меньше нуля.")).arg(x + 1).arg(y + 1),QMessageBox::Ok,this).exec();
-                                        return;
-                                }
+        for (int r = 0; r < n; r++) {
+                row = new double[n];
+                for (int c = 0; c < n; c++) {
+                        row[c] = tspmodel->index(r,c).data(Qt::UserRole).toDouble(&ok);
+                        if (!ok) {
+                                QMessageBox(QMessageBox::Critical,trUtf8("Ошибка в данных"),QString(trUtf8("Ошибка в ячейке [Строка %1; Колонка %2]: Неверный формат данных.")).arg(r + 1).arg(c + 1),QMessageBox::Ok,this).exec();
+                                return;
                         }
                 }