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qt在自定义QLabel图片上某位置点击处显示一个按钮

#ifndef MYLABEL_H
#define MYLABEL_H

#include <QObject>
#include <QLabel>

class mylabel : public QLabel
{
    Q_OBJECT
public:
    explicit mylabel(QWidget *parent = nullptr);


    void mousePressEvent(QMouseEvent *event) override;

    void mouseReleaseEvent(QMouseEvent *ev) override;
signals:

};

#endif // MYLABEL_H

void  mylabel::mouseReleaseEvent(QMouseEvent *ev) {
    QPushButton * jj=new QPushButton(this);
    jj->resize(50,50);
    jj->move(ev->pos().x()-25,ev->pos().y()-25);
    jj->show();
}

 


FR:徐海涛(hunkxu) 

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