staticbitmap.cpp

基于dialogic语音卡的IVR系统源代码

// StaticBitmap.cpp : implementation file
//

#include "stdafx.h"
#include "StaticBitmap.h"

#ifdef _DEBUG
#define new DEBUG_NEW
#undef THIS_FILE
static char THIS_FILE[] = __FILE__;
#endif

/////////////////////////////////////////////////////////////////////////////
// CStaticBitmap

CStaticBitmap::CStaticBitmap()
{ // we want to set the current bitmap to what is currently
  // displayed, which should always be the ON_HOOK bmp.
  m_resource_id = 0; 
}

CStaticBitmap::~CStaticBitmap()
{
}


BEGIN_MESSAGE_MAP(CStaticBitmap, CStatic)
	//{{AFX_MSG_MAP(CStaticBitmap)
	ON_WM_PAINT()
	//}}AFX_MSG_MAP
END_MESSAGE_MAP()

/////////////////////////////////////////////////////////////////////////////
// CStaticBitmap message handlers

void CStaticBitmap::OnPaint() 
{
  CPaintDC dc(this); 
  CBitmap bmp;
  CDC memdc;
  WINDOWPLACEMENT wndpl;

  if (m_resource_id)
    {
    GetWindowPlacement(&wndpl); // for the size stuff later used
    bmp.LoadBitmap(m_resource_id); // load into CBitmap correct resource
    memdc.CreateCompatibleDC(&dc); // where we do time-consuming op
    memdc.SelectObject(&bmp); // stuck it into similar DC
    dc.BitBlt(0, 0,
        wndpl.rcNormalPosition.right - wndpl.rcNormalPosition.left, // width
        wndpl.rcNormalPosition.bottom - wndpl.rcNormalPosition.top, // height
			  &memdc, 0, 0, SRCCOPY); // and copy memdc to dc
    }
   else
    {
    }
}

void CStaticBitmap::SetBitmap
  (UINT resource_id)
{ /* set's the current bitmap to the passed resource id,
   * and forces a paint.
   */
  m_resource_id = resource_id;
  
  RedrawWindow();
}