[QT]QT教程之实例分析[四]多窗口文档[QWorkspace]

#ifndef MAINDWIDGET_H
#define MAINDWIDGET_H
#include <QMainWindow>
#include <QObject>
class QWorkspace;
class mainWidget:public QMainWindow{
Q_OBJECT
public:
mainWidget(QWidget *parent=0);

private :
QWorkspace *workSpace;

};

#endif // MAINDWIDGET_H

#include <QApplication>
#include <QWorkspace>
#include <QTextEdit>
#include "maindWidget.h"
mainWidget::mainWidget(QWidget *parent):QMainWindow(parent){
//创建一个 QWorkspace 对象
workSpace =new QWorkspace(this);
//设置主窗体的中央窗口为QWorkspace对象 实现窗口多布局方式
setCentralWidget(workSpace);

//创建窗口一
QMainWindow *window1=new QMainWindow(this);
window1->setWindowTitle(tr("window 1"));
QTextEdit *edit1=new QTextEdit(this);
edit1->setText("window 1");
window1->setCentralWidget(edit1);
//创建窗口2
QMainWindow *window2=new QMainWindow(this);
window2->setWindowTitle(tr("window 2"));
QTextEdit *edit2=new QTextEdit(this);
edit2->setText("window 2");
window2->setCentralWidget(edit2);
//创建窗口3
QMainWindow *window3=new QMainWindow(this);
window3->setWindowTitle(tr("window 3"));
QTextEdit *edit3=new QTextEdit(this);
window3->setCentralWidget(edit3);
//将子窗口插入到 workSpace中 实现多窗口
workSpace->addWindow(window1);
workSpace->addWindow(window2);
workSpace->addWindow(window3);

}

int main(int argc,char **argv){
QApplication app(argc,argv);
mainWidget main;
main.show();
return app.exec();
}