05-02.cpp

qt实例代码！《24小时学通qt编程》 的代码！不错！已经在qt2.3.7调试ok！第5章

#include <qapplication.h>
#include <qpushbutton.h>
#include <qfont.h>
#include <qmultilineedit.h>
#include <qscrollview.h>
#include <qwidget.h>

//
//
class MyMainwindow : public QScrollView
{
public:
	MyMainwindow();
private:
	//
	//
	QWidget *main;
	QPushButton *b1;
	QPushButton *b2;
	QPushButton *b3;
	QPushButton *b4;
	QPushButton *b5;
	QMultiLineEdit *edit1;
};

MyMainwindow::MyMainwindow()
{
	//
	setGeometry(100, 100, 470, 410);

	main = new QWidget(this);
	main->resize(460, 400);
	
	b1 = new QPushButton("New", main);
	b1->setGeometry(10, 10, 80, 30);
	b1->setFont(QFont("Time", 18, QFont::Bold));

	b2 = new QPushButton("Open",main);
	b2->setGeometry(100, 10, 80, 30);
	b2->setFont(QFont("Time", 18, QFont::Bold));

	b3 = new QPushButton("Save",main);
	b3->setGeometry(190, 10, 80, 30);
	b3->setFont(QFont("Time", 18, QFont::Bold));

	b4 = new QPushButton("Print",main);
	b4->setGeometry(280, 10, 80, 30);
	b4->setFont(QFont("Time", 18, QFont::Bold));

	b5 = new QPushButton("Quit",main);
	b5->setGeometry(370, 10, 80, 30);
	b5->setFont(QFont("Time", 18, QFont::Bold));

	edit1 = new QMultiLineEdit(main);
	edit1->setGeometry(0, 50, 440, 340);
	edit1->setText("Let's pretend this is a text editor.");
	
	//
	//
	//
	//
	addChild(b1);
}

int main(int argc, char **argv)
{
	QApplication a(argc,argv);
	MyMainwindow w;
	a.setMainWidget(&w);
	w.show();
	a.exec();
}