示例#1
0
文件: main.cpp 项目: xizho10/qt
int main(int argc,char* argv[])
{
    QApplication app(argc,argv);
    QTableWidget* table = new QTableWidget();
    table->setWindowTitle("Connect to Mysql Database Example");

    QSqlDatabase db = QSqlDatabase::addDatabase("QMYSQL");
    db.setHostName("192.168.11.3");
    db.setDatabaseName("menudb");
    db.setUserName("root");
    db.setPassword("test");
    if (!db.open())
    {
      QMessageBox::critical(0, QObject::tr("Database Error"),
                db.lastError().text());
    }

    QSqlQuery query("SELECT * FROM test");

    table->setColumnCount(query.record().count());
    table->setRowCount(query.size());

    int index=0;
    while (query.next())
    {
    table->setItem(index,0,new QTableWidgetItem(query.value(0).toString()));
    table->setItem(index,1,new QTableWidgetItem(query.value(1).toString()));
    index++;
    }

    table->show();
    return app.exec();
}
示例#2
0
int main(int argc, char *argv[])
{
    QApplication a(argc, argv);

    const int n = 3;

    QTableWidget *mainTable = new QTableWidget(n,n);
    QTableWidgetItem *widgetItem = 0;
    QStringList nameItems;

      nameItems << "First" << "Second" << "Third";
      mainTable->setHorizontalHeaderLabels(nameItems); //set headers on Horizontal
      mainTable->setVerticalHeaderLabels(nameItems);   //set headers on Vertical

      for(int i = 0;  i < n; ++i)
        {
          for(int j = 0; j < n; ++j)
            {
              widgetItem = new QTableWidgetItem(QString("%1,%2").arg(i).arg(j));
              mainTable->setItem(i,j,widgetItem);
            }
        }
    mainTable->setGeometry(430,340,400,180);
    mainTable->setWindowTitle("Main table");
    mainTable->show();

    return a.exec();
}
示例#3
0
void MainWindow::showTable()
{
    QTextCursor cursor = editor->textCursor();
    QTextTable *table = cursor.currentTable();

    if (!table)
        return;

    QTableWidget *tableWidget = new QTableWidget(table->rows(), table->columns());

//! [9]
    for (int row = 0; row < table->rows(); ++row) {
        for (int column = 0; column < table->columns(); ++column) {
            QTextTableCell tableCell = table->cellAt(row, column);
//! [9]
            QTextFrame::iterator it;
            QString text;
            for (it = tableCell.begin(); !(it.atEnd()); ++it) {
                QTextBlock childBlock = it.currentBlock();
                if (childBlock.isValid())
                    text += childBlock.text();
            }
            QTableWidgetItem *newItem = new QTableWidgetItem(text);
            tableWidget->setItem(row, column, newItem);
            /*
//! [10]
            processTableCell(tableCell);
//! [10]
            */
//! [11]
        }
//! [11] //! [12]
    }
//! [12]

    tableWidget->setWindowTitle(tr("Table Contents"));
    tableWidget->show();
}