#include "mainwindow.H"
#include
#include
int main(int argc, char *argv[])
{
QApplication a(argc, argv);
QTextEdit *textEdit;
textEdit = new QTextEdit();
textEdit->setGeometry(QRect(50,50,200,150));
textEdit->setText("我是第一行
我是第二行");
textEdit->show();
return a.exec();
}
#include
#include
int main(int argc, char *argv[])
{
QApplication a(argc, argv);
QPlainTextEdit *plainTextEdit;
plainTextEdit = new QPlainTextEdit();
plainTextEdit->setGeometry(QRect(50,50,200,100));
plainTextEdit->setPlainText("第一行");
plainTextEdit->show();
return a.exec();
}