31.QT坐标系

dialog.h

 #ifndef DIALOG_H

 #define DIALOG_H

 #include <QDialog>

 #include <QLabel>

 #include <QGridLayout>

 #include <QMouseEvent>

 #include <QEvent>

 namespace Ui {

 class Dialog;

 }

 class Dialog : public QDialog

 {

     Q_OBJECT

 public:

     explicit Dialog(QWidget *parent = );

     ~Dialog();

 private:

     Ui::Dialog *ui;

25     void moveEvent(QMoveEvent *event);

26     void resizeEvent(QResizeEvent *event);

27

28 public:

29     void show1();

 };

 #endif // DIALOG_H

dialog.cpp

 #include "dialog.h"

 #include "ui_dialog.h"

 #include <QDebug>

 Dialog::Dialog(QWidget *parent) :

     QDialog(parent),

     ui(new Ui::Dialog)

 {

     ui->setupUi(this);

 }

 Dialog::~Dialog()

 {

     delete ui;

 }

 void Dialog::moveEvent(QMoveEvent *event)

 {

     qDebug() << ""<<endl;

     show1();

 }

 void Dialog::resizeEvent(QResizeEvent *event)

 {

     qDebug() << ""<<endl;

     show1();

 }

 void Dialog::show1()

 {

     QString infoall;

     QString x;

33     x.sprintf("x()=%d",this->x());

     infoall = infoall +x + "\r\n";

     QString y;

37     y.sprintf("y()=%d",this->y());

     infoall = infoall +y + "\r\n";

     QString width;

41     width.sprintf("width=%d",this->width());

     infoall = infoall +width + "\r\n";

     QString height;

45     height.sprintf("height=%d",this->height());

     infoall = infoall +height + "\r\n";

     ui->textEdit->setText(infoall);

 }

巴特西

31.QT坐标系

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