#ifndef CCLICKLABEL_H

#define CCLICKLABEL_H

#include "stdafx.h"

class CClickLabelPrivate;

class CClickLabel : public QLabel

{

    Q_OBJECT

   public:

       CClickLabel(QWidget *parent = 0, Qt::WindowFlags f = 0);

       CClickLabel(const QString &text, QWidget *parent = 0,

               Qt::WindowFlags f = 0);

       virtual ~CClickLabel();

   Q_SIGNALS:

       /// @brief emit when mouse click label

       void clicked();

   protected:

       virtual void mousePressEvent(QMouseEvent *e);

       virtual void mouseReleaseEvent(QMouseEvent *e);

   private:

       Q_DISABLE_COPY(CClickLabel)

       Q_DECLARE_PRIVATE(CClickLabel)

       CClickLabelPrivate* const d_ptr;

};

#endif // CCLICKLABEL_H

// **************************************************************************

// share library for Qt (C++)

// 共享源码库

// 文档说明：可发出clicked信号的Label部件

// ==========================================================================

/// @file CClickLabel.cpp 可发出clicked信号的Label部件

// ==========================================================================

#include "../../include/CClickLabel.h"

class CClickLabelPrivate

{

    Q_DECLARE_PUBLIC(CClickLabel)

public:

    explicit CClickLabelPrivate(CClickLabel *qptr);

    ~CClickLabelPrivate();

    QPoint pos;

    CClickLabel* const q_ptr;

};

CClickLabelPrivate::CClickLabelPrivate(CClickLabel *qptr) : q_ptr(qptr)

{

}

CClickLabelPrivate::~CClickLabelPrivate()

{

}

CClickLabel::CClickLabel(QWidget *parent, Qt::WindowFlags f)

    : QLabel(parent, f), d_ptr(new CClickLabelPrivate(this))

{

}

CClickLabel::CClickLabel(const QString &text, QWidget *parent, Qt::WindowFlags f)

    : QLabel(text, parent, f), d_ptr(new CClickLabelPrivate(this))

{

}

CClickLabel::~CClickLabel()

{

    delete d_ptr;

}

void CClickLabel::mousePressEvent(QMouseEvent *e)

{

    QLabel::mousePressEvent(e);

    Q_D(CClickLabel);

    if (e->button() == Qt::LeftButton)

    {

        d->pos = e->pos();

    }

}

void CClickLabel::mouseReleaseEvent(QMouseEvent *e)

{

    QLabel::mouseReleaseEvent(e);

    Q_D(CClickLabel);

    if (e->button() == Qt::LeftButton)

    {

        if (e->pos() == d->pos)

        {

            Q_EMIT clicked();

        }

    }

}