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TestControl::TestControl(QWidget *parent, Qt::WFlags flags)
: QMainWindow(parent, flags), mp_menu(new QMenu)
{
  ui.setupUi(this);
  
  ui.customButton->SetActiveStatePath("D:\\private\\dev\\SignatureQt\\images\\load_plan_active.png");
  ui.customButton->SetNormalStatePath("D:\\private\\dev\\SignatureQt\\images\\load_plan_normal.png");

  ui.customButton_2->SetActiveStatePath("D:\\private\\dev\\SignatureQt\\images\\help_active.png");
  ui.customButton_2->SetNormalStatePath("D:\\private\\dev\\SignatureQt\\images\\help_normal.png");

  ui.customButton_3->SetActiveStatePath("D:\\private\\dev\\SignatureQt\\images\\plan_options_active.png");
  ui.customButton_3->SetNormalStatePath("D:\\private\\dev\\SignatureQt\\images\\plan_options_normal.png");


  m_menu_layout.addWidget(ui.customButton);
  m_menu_layout.addWidget(ui.customButton_2);
  m_menu_layout.addWidget(ui.customButton_3);
  m_menu_widget.setLayout(&m_menu_layout);

   
  m_menu_widget.resize(m_menu_widget.width(), ui.customButton->height());
  setMenuWidget(&m_menu_widget);
}

#ifndef CUSTOMBUTTON_H
#define CUSTOMBUTTON_H

#include <QtGui/QAbstractButton>
#include <QtDesigner/QDesignerExportWidget>

class QMenu;
 
class QDESIGNER_WIDGET_EXPORT CustomButton : public QAbstractButton
{
    Q_OBJECT

public:
    CustomButton(QWidget *parent = 0);
    ~CustomButton();

    QSize sizeHint() const;

    void SetMenu(QMenu* i_menu);
    void ShowMenu() const;
    void AddActions(QList<QAction*> i_actions);

    const QString& GetActiveStatePath() const; 
    const QString& GetNormalStatePath() const;
    void SetNormalStatePath(const QString& i_path);
    void SetActiveStatePath(const QString& i_path);

    bool IsActive() const;

public slots:
    void ChangeState();//todo

protected:
    void paintEvent(QPaintEvent *e);
    void mouseReleaseEvent(QMouseEvent* e);
    //????????????????????????????????????????????????????????????????????????????????
    void mousePressEvent(QMouseEvent* e);//todo check for needing of this event method
    //????????????????????????????????????????????????????????????????????????????????
    void enterEvent(QEvent*);
    void leaveEvent(QEvent*);

private:
    bool m_is_active;
    QString m_normal_state_path;
    QString m_active_state_path;   
    QMenu* mp_menu;

//????????????????????????????????????????????????????????????????????????????????????
signals:
    void mousePressed();
    void mouseReleased();//todo check
  };

#endif // CUSTOMBUTTON_H

#include "custombutton.h"

#include <QMenu>
#include <QPainter>
#include <QtCore>
#include <QObject>
#include <QMouseEvent>
#include <QImage>
#include <QtGui/QMessageBox>

CustomButton::CustomButton(QWidget *parent) : QAbstractButton(parent), m_is_active(false), mp_menu(NULL)
  {}

CustomButton::~CustomButton()
  {}

QSize CustomButton::sizeHint() const
{
return QSize(fontMetrics().width(text()) + 10,
             fontMetrics().height() + 10);
}

void CustomButton::SetMenu(QMenu* i_menu)
{
    mp_menu = i_menu;
}

void CustomButton::ShowMenu() const
{
    long offset_x = 2, offset_y = 2;//todo magic numbers
    QPoint pop_up_point(this->pos().x() - offset_x,
                        this->pos().y() + height());// + offset_y);
    mp_menu->popup(this->mapToGlobal(pop_up_point));//this->mapToGlobal(QPoint(0, 0));
}

void CustomButton::AddActions(QList<QAction*> i_actions)
{
    if(!i_actions.isEmpty())
        mp_menu->addActions(i_actions);
}

/////////////////////////////////////////////////////////////

void CustomButton::SetNormalStatePath(const QString& i_path)
  {
  m_normal_state_path = i_path;
  }

void CustomButton::SetActiveStatePath(const QString& i_path)
  {
  m_active_state_path = i_path;
  }

const QString& CustomButton::GetActiveStatePath() const
  {
  return m_active_state_path;
  }

const QString& CustomButton::GetNormalStatePath() const
  {
  return m_normal_state_path;
  }

bool CustomButton::IsActive() const
  {
  return m_is_active;
  }

void CustomButton::ChangeState()
  {
  m_is_active = !m_is_active;
  }

/////////////////////////////////////////////////////////////

void CustomButton::paintEvent(QPaintEvent* e)
{
    QPainter painter(this);
    QImage image;

    if(m_is_active)
      image.load(m_active_state_path);
    else
      image.load(m_normal_state_path);

    resize(image.width(), image.height());
    painter.drawImage(0/*pos().x()*/, 0/*pos().y()*/, image);
}

void CustomButton::enterEvent(QEvent*)
{
m_is_active = true;
}

void  CustomButton::leaveEvent(QEvent*)
{
m_is_active = false;
}

void CustomButton::mouseReleaseEvent(QMouseEvent* e)
{
    if(e->button() == Qt::LeftButton)
    {
        m_is_active = false;
        emit mouseReleased();//todo check
        repaint(rect());
        if(mp_menu)
            ShowMenu();
    }
}

//????????????????????????????????????????????????
void CustomButton::mousePressEvent(QMouseEvent* e)
  {
  emit mousePressed();
  }