31.QT坐标系

  • dialog.h 
     1 #ifndef DIALOG_H
 2 #define DIALOG_H
 3 
 4 #include <QDialog>
 5 #include <QLabel>
 6 #include <QGridLayout>
 7 #include <QMouseEvent>
 8 #include <QEvent>
 9 
10 namespace Ui {
11 class Dialog;
12 }
13 
14 class Dialog : public QDialog
15 {
16     Q_OBJECT
17 
18 public:
19     explicit Dialog(QWidget *parent = 0);
20     ~Dialog();
21 
22 private:
23     Ui::Dialog *ui;
24 
25     void moveEvent(QMoveEvent *event);
26     void resizeEvent(QResizeEvent *event);
27 
28 public:
29     void show1();
30 };
31 
32 #endif // DIALOG_H

     

  • dialog.cpp 
     1 #include "dialog.h"
 2 #include "ui_dialog.h"
 3 #include <QDebug>
 4 
 5 Dialog::Dialog(QWidget *parent) :
 6     QDialog(parent),
 7     ui(new Ui::Dialog)
 8 {
 9     ui->setupUi(this);
10 }
11 
12 Dialog::~Dialog()
13 {
14     delete ui;
15 }
16 
17 void Dialog::moveEvent(QMoveEvent *event)
18 {
19     qDebug() << "1234"<<endl;
20     show1();
21 }
22 
23 void Dialog::resizeEvent(QResizeEvent *event)
24 {
25     qDebug() << "1234"<<endl;
26     show1();
27 }
28 
29 void Dialog::show1()
30 {
31     QString infoall;
32     QString x;
33     x.sprintf("x()=%d",this->x());
34     infoall = infoall +x + "\r\n";
35 
36     QString y;
37     y.sprintf("y()=%d",this->y());
38     infoall = infoall +y + "\r\n";
39 
40     QString width;
41     width.sprintf("width=%d",this->width());
42     infoall = infoall +width + "\r\n";
43 
44     QString height;
45     height.sprintf("height=%d",this->height());
46     infoall = infoall +height + "\r\n";
47     ui->textEdit->setText(infoall);
48 }

     

posted @ 2018-04-11 10:17  喵小喵~  阅读(212)  评论(0)    收藏  举报