Qt 事件分发器event

#ifndef MYLABEL_H
#define MYLABEL_H

#include <QWidget>
#include <QDebug>
#include <QMouseEvent>
#include <QEvent>
#include <QLabel>

namespace Ui {
class MyLabel;
}

class MyLabel : public QLabel
{
    Q_OBJECT

public:
    explicit MyLabel(QWidget *parent = nullptr);
    ~MyLabel();

    void mousePressEvent(QMouseEvent *event) override
    {
        qDebug() << "mousePressEvent";
    }

    void mouseReleaseEvent(QMouseEvent *event) override
    {
        qDebug() << "mouseReleaseEvent";
    }

    bool event(QEvent *e) override
    {
        if(e->type() == QEvent::MouseButtonPress)
        {
            qDebug() << "event MouseButtonPress";
            return true;
        }

        return QLabel::event(e);
    }

private:
    Ui::MyLabel *ui;
};

#endif // MYLABEL_H

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22:30:03: Starting ...
event MouseButtonPress
mouseReleaseEvent