Динамическая кнопка (MFC)

//Button.h
#pragma once
 
 
// Button dialog
 
class Button : public CButton
{
    DECLARE_DYNAMIC(Button)
 
public:
    Button(CWnd* pParent = NULL);   // standard constructor
    virtual ~Button();
 
// Dialog Data
    enum { IDD = IDD_DINAMICBUTTON_DIALOG };
 
protected:
    virtual void DoDataExchange(CDataExchange* pDX);    // DDX/DDV support
 
    DECLARE_MESSAGE_MAP()
public:
    afx_msg void OnLButtonDown(UINT nFlags, CPoint point);
    afx_msg void OnRButtonDown(UINT nFlags, CPoint point);
};
 
 
 
 
 
 
 
//Button.cpp
// Button.cpp : implementation file
//
 
#include "stdafx.h"
#include "DinamicButton.h"
#include "Button.h"
#include "afxdialogex.h"
 
 
// Button dialog
 
IMPLEMENT_DYNAMIC(Button, CButton)
 
Button::Button(CWnd* pParent /*=NULL*/)
    : CButton(Button::IDD, pParent)
{
 
}
 
Button::~Button()
{
}
 
void Button::DoDataExchange(CDataExchange* pDX)
{
    CButton::DoDataExchange(pDX);
}
 
 
BEGIN_MESSAGE_MAP(Button, CButton)
    ON_WM_LBUTTONDOWN()
    ON_WM_RBUTTONDOWN()
END_MESSAGE_MAP()
 
 
// Button message handlers
 
 
void Button::OnLButtonDown(UINT nFlags, CPoint point)
{
    // TODO: Add your message handler code here and/or call default
    MoveWindow(10, 110, 90, 30);
    CButton::OnLButtonDown(nFlags, point);
}
 
 
void Button::OnRButtonDown(UINT nFlags, CPoint point)
{
    // TODO: Add your message handler code here and/or call default
    MoveWindow(10, 40, 90, 30);
    CButton::OnRButtonDown(nFlags, point);
}

enum { IDD = IDD_DINAMICBUTTON_DIALOG };

virtual BOOL PreTranslateMessage(MSG* pMsg);

BOOL CMyDialog::PreTranslateMessage(MSG *pMsg)
{
    if(pMsg->hwnd == m_btn.GetSafeWnd())
    {
        if(pMsg->message == WM_LBDOUWN)
        {
            ...
        }
        else if(pMsg->message == WM_RBDOUWN)
        {
            ...
        }
    }
 
    return CDialog::PreTranslateMessage(pMsg);
}