Windows-Server-2003/printscan/ui/prevwnd/pwframe.cpp

542 lines
21 KiB
C++

/*******************************************************************************
*
* (C) COPYRIGHT MICROSOFT CORPORATION, 1998
*
* TITLE: PWFRAME.CPP
*
* VERSION: 1.0
*
* AUTHOR: ShaunIv
*
* DATE: 8/12/1999
*
* DESCRIPTION: Preview frame class definition
*
*******************************************************************************/
#include "precomp.h"
#pragma hdrstop
#include "pwframe.h"
#include "simrect.h"
#include "miscutil.h"
#include "pviewids.h"
#include "prevwnd.h"
#include "simcrack.h"
void WINAPI RegisterWiaPreviewClasses( HINSTANCE hInstance )
{
CWiaPreviewWindowFrame::RegisterClass( hInstance );
CWiaPreviewWindow::RegisterClass( hInstance );
}
CWiaPreviewWindowFrame::CWiaPreviewWindowFrame( HWND hWnd )
: m_hWnd(hWnd),
m_nSizeBorder(DEFAULT_BORDER_SIZE),
m_hBackgroundBrush(CreateSolidBrush(GetSysColor(COLOR_WINDOW))),
m_bEnableStretch(true),
m_bHideEmptyPreview(false),
m_nPreviewAlignment(MAKELPARAM(PREVIEW_WINDOW_CENTER,PREVIEW_WINDOW_CENTER))
{
ZeroMemory( &m_sizeAspectRatio, sizeof(m_sizeAspectRatio) );
ZeroMemory( &m_sizeDefAspectRatio, sizeof(m_sizeDefAspectRatio) );
}
CWiaPreviewWindowFrame::~CWiaPreviewWindowFrame(void)
{
if (m_hBackgroundBrush)
{
DeleteObject(m_hBackgroundBrush);
m_hBackgroundBrush = NULL;
}
}
LRESULT CWiaPreviewWindowFrame::OnCreate( WPARAM, LPARAM lParam )
{
//
// Turn off RTL for this window
//
SetWindowLong( m_hWnd, GWL_EXSTYLE, GetWindowLong(m_hWnd,GWL_EXSTYLE) & ~WS_EX_LAYOUTRTL );
LPCREATESTRUCT lpcs = (LPCREATESTRUCT)lParam;
CWiaPreviewWindow::RegisterClass(lpcs->hInstance);
HWND hWndPreview = CreateWindowEx( 0, PREVIEW_WINDOW_CLASS, TEXT(""), WS_CHILD|WS_VISIBLE|WS_BORDER|WS_CLIPCHILDREN, 0, 0, 0, 0, m_hWnd, (HMENU)IDC_INNER_PREVIEW_WINDOW, lpcs->hInstance, NULL );
if (!hWndPreview)
return(-1);
return(0);
}
LRESULT CWiaPreviewWindowFrame::OnSize( WPARAM wParam, LPARAM )
{
if ((SIZE_MAXIMIZED==wParam || SIZE_RESTORED==wParam))
AdjustWindowSize();
return(0);
}
LRESULT CWiaPreviewWindowFrame::OnSetFocus( WPARAM, LPARAM )
{
SetFocus( GetDlgItem(m_hWnd,IDC_INNER_PREVIEW_WINDOW) );
return(0);
}
LRESULT CWiaPreviewWindowFrame::OnEnable( WPARAM wParam, LPARAM )
{
EnableWindow( GetDlgItem(m_hWnd,IDC_INNER_PREVIEW_WINDOW), (BOOL)wParam );
return(0);
}
int CWiaPreviewWindowFrame::FillRect( HDC hDC, HBRUSH hBrush, int x1, int y1, int x2, int y2 )
{
RECT rc;
rc.left = x1;
rc.top = y1;
rc.right = x2;
rc.bottom = y2;
return(::FillRect( hDC, &rc, hBrush ));
}
LRESULT CWiaPreviewWindowFrame::OnEraseBkgnd( WPARAM wParam, LPARAM )
{
// Only paint the regions around the preview control
RECT rcClient;
GetClientRect(m_hWnd,&rcClient);
HDC hDC = (HDC)wParam;
if (hDC)
{
HWND hWndPreview = GetDlgItem(m_hWnd,IDC_INNER_PREVIEW_WINDOW);
if (!hWndPreview || !IsWindowVisible(hWndPreview))
{
::FillRect( hDC, &rcClient, m_hBackgroundBrush );
}
else
{
CSimpleRect rcPreviewWnd = CSimpleRect(hWndPreview,CSimpleRect::WindowRect).ScreenToClient(m_hWnd);
FillRect( hDC, m_hBackgroundBrush, 0, 0, rcClient.right, rcPreviewWnd.top ); // top
FillRect( hDC, m_hBackgroundBrush, 0, rcPreviewWnd.top, rcPreviewWnd.left, rcPreviewWnd.bottom ); // left
FillRect( hDC, m_hBackgroundBrush, rcPreviewWnd.right, rcPreviewWnd.top, rcClient.right, rcPreviewWnd.bottom ); // right
FillRect( hDC, m_hBackgroundBrush, 0, rcPreviewWnd.bottom, rcClient.right, rcClient.bottom ); // bottom
}
}
return(1);
}
LRESULT CWiaPreviewWindowFrame::OnGetBorderSize( WPARAM wParam, LPARAM lParam )
{
if (!wParam)
{
return SendDlgItemMessage( m_hWnd, IDC_INNER_PREVIEW_WINDOW, PWM_GETBORDERSIZE, wParam, lParam );
}
else
{
return m_nSizeBorder;
}
}
LRESULT CWiaPreviewWindowFrame::OnSetBorderSize( WPARAM wParam, LPARAM lParam )
{
if (!HIWORD(wParam))
{
return SendDlgItemMessage( m_hWnd, IDC_INNER_PREVIEW_WINDOW, PWM_SETBORDERSIZE, wParam, lParam );
}
else
{
m_nSizeBorder = static_cast<UINT>(lParam);
if (LOWORD(wParam))
{
SendMessage( m_hWnd, WM_SETREDRAW, 0, 0 );
ResizeClientIfNecessary();
SendMessage( m_hWnd, WM_SETREDRAW, 1, 0 );
// Make sure the border of the preview control is drawn correctly.
// This is a workaround for a weird bug that causes the resized border to not be redrawn
SetWindowPos( GetDlgItem( m_hWnd, IDC_INNER_PREVIEW_WINDOW ), NULL, 0, 0, 0, 0, SWP_NOSIZE|SWP_NOMOVE|SWP_NOACTIVATE|SWP_NOZORDER|SWP_DRAWFRAME );
InvalidateRect( GetDlgItem( m_hWnd, IDC_INNER_PREVIEW_WINDOW ), NULL, FALSE );
UpdateWindow( GetDlgItem( m_hWnd, IDC_INNER_PREVIEW_WINDOW ) );
InvalidateRect( m_hWnd, NULL, TRUE );
UpdateWindow( m_hWnd );
}
}
return 0;
}
LRESULT CWiaPreviewWindowFrame::OnHideEmptyPreview( WPARAM, LPARAM lParam )
{
m_bHideEmptyPreview = (lParam != 0);
AdjustWindowSize();
return 0;
}
// This gets the exact maximum image size that could be displayed in the preview control
LRESULT CWiaPreviewWindowFrame::OnGetClientSize( WPARAM, LPARAM lParam )
{
bool bSuccess = false;
SIZE *pSize = reinterpret_cast<SIZE*>(lParam);
if (pSize)
{
HWND hWndPreview = GetDlgItem(m_hWnd,IDC_INNER_PREVIEW_WINDOW);
if (hWndPreview)
{
// This will be used to take into account the size of the internal border and frame, so we will
// have *EXACT* aspect ratio calculations
UINT nAdditionalBorder = WiaPreviewControl_GetBorderSize(hWndPreview,0) * 2;
// Add in the size of the border, calculated by comparing the window rect with the client rect
// I am assuming the border will be same size in pixels on all sides
nAdditionalBorder += CSimpleRect( hWndPreview, CSimpleRect::WindowRect ).Width() - CSimpleRect( hWndPreview, CSimpleRect::ClientRect ).Width();
// Get the client rect for our window
CSimpleRect rcClient( m_hWnd, CSimpleRect::ClientRect );
if (rcClient.Width() && rcClient.Height())
{
pSize->cx = rcClient.Width() - nAdditionalBorder - m_nSizeBorder * 2;
pSize->cy = rcClient.Height() - nAdditionalBorder - m_nSizeBorder * 2;
bSuccess = (pSize->cx > 0 && pSize->cy > 0);
}
}
}
return (bSuccess != false);
}
LRESULT CWiaPreviewWindowFrame::OnSetPreviewAlignment( WPARAM wParam, LPARAM lParam )
{
m_nPreviewAlignment = lParam;
if (wParam)
AdjustWindowSize();
return 0;
}
void CWiaPreviewWindowFrame::AdjustWindowSize(void)
{
HWND hWndPreview = GetDlgItem(m_hWnd,IDC_INNER_PREVIEW_WINDOW);
if (hWndPreview)
{
if (!m_bHideEmptyPreview || WiaPreviewControl_GetBitmap(hWndPreview))
{
// Make sure the window is visible
if (!IsWindowVisible(hWndPreview))
{
ShowWindow(hWndPreview,SW_SHOW);
}
// Get the window's client size and shrink it by the border size
CSimpleRect rcClient(m_hWnd);
rcClient.Inflate(-(int)m_nSizeBorder,-(int)m_nSizeBorder);
// This will be used to take into account the size of the internal border and frame, so we will
// have *EXACT* aspect ratio calculations
UINT nAdditionalBorder = WiaPreviewControl_GetBorderSize(hWndPreview,0) * 2;
// I am assuming the border will be same size in pixels on all sides
nAdditionalBorder += GetSystemMetrics( SM_CXBORDER ) * 2;
// Normally, we will allow stretching.
// Assume we won't be doing a proportional resize
POINT ptPreviewWndOrigin = { rcClient.left, rcClient.top };
SIZE sizePreviewWindowExtent = { rcClient.Width(), rcClient.Height() };
// Don't want any divide by zero errors
if (m_sizeAspectRatio.cx && m_sizeAspectRatio.cy)
{
SIZE sizePreview = m_sizeAspectRatio;
if (m_bEnableStretch ||
sizePreview.cx > (int)(rcClient.Width()-nAdditionalBorder) ||
sizePreview.cy > (int)(rcClient.Height()-nAdditionalBorder))
{
sizePreview = WiaUiUtil::ScalePreserveAspectRatio( rcClient.Width()-nAdditionalBorder, rcClient.Height()-nAdditionalBorder, m_sizeAspectRatio.cx, m_sizeAspectRatio.cy );
}
// Make sure it won't be invisible
if (sizePreview.cx && sizePreview.cy)
{
// Decide where to place it in the x direction
if (LOWORD(m_nPreviewAlignment) & PREVIEW_WINDOW_RIGHT)
ptPreviewWndOrigin.x = m_nSizeBorder + rcClient.Width() - sizePreview.cx - nAdditionalBorder;
else if (LOWORD(m_nPreviewAlignment) & PREVIEW_WINDOW_LEFT)
ptPreviewWndOrigin.x = m_nSizeBorder;
else ptPreviewWndOrigin.x = ((rcClient.Width() + m_nSizeBorder*2) - sizePreview.cx - nAdditionalBorder) / 2;
// Decide where to place it in the y direction
if (HIWORD(m_nPreviewAlignment) & PREVIEW_WINDOW_BOTTOM)
ptPreviewWndOrigin.y = m_nSizeBorder + rcClient.Height() - sizePreview.cy - nAdditionalBorder;
else if (HIWORD(m_nPreviewAlignment) & PREVIEW_WINDOW_TOP)
ptPreviewWndOrigin.y = m_nSizeBorder;
else ptPreviewWndOrigin.y = ((rcClient.Height() + m_nSizeBorder*2) - sizePreview.cy - nAdditionalBorder) / 2;
sizePreviewWindowExtent.cx = sizePreview.cx + nAdditionalBorder;
sizePreviewWindowExtent.cy = sizePreview.cy + nAdditionalBorder;
}
}
// Now get the current size to make sure we don't resize the window unnecessarily
CSimpleRect rcPreview( hWndPreview, CSimpleRect::WindowRect );
rcPreview.ScreenToClient( m_hWnd );
if (rcPreview.left != ptPreviewWndOrigin.x ||
rcPreview.top != ptPreviewWndOrigin.y ||
rcPreview.Width() != sizePreviewWindowExtent.cx ||
rcPreview.Height() != sizePreviewWindowExtent.cy)
{
SetWindowPos( hWndPreview, NULL, ptPreviewWndOrigin.x, ptPreviewWndOrigin.y, sizePreviewWindowExtent.cx, sizePreviewWindowExtent.cy, SWP_NOZORDER|SWP_NOACTIVATE );
}
}
else
{
// Hide the preview window if we're supposed to
ShowWindow(hWndPreview,SW_HIDE);
}
}
}
void CWiaPreviewWindowFrame::ResizeClientIfNecessary(void)
{
HWND hWndPreview = GetDlgItem( m_hWnd, IDC_INNER_PREVIEW_WINDOW );
if (hWndPreview)
{
SIZE sizePreviousAspectRatio = m_sizeAspectRatio;
m_sizeAspectRatio.cx = m_sizeAspectRatio.cy = 0;
if (WiaPreviewControl_GetPreviewMode(hWndPreview))
{
SIZE sizeCurrResolution;
if (WiaPreviewControl_GetResolution( hWndPreview, &sizeCurrResolution ))
{
SIZE sizePixelResolution;
if (WiaPreviewControl_GetImageSize( hWndPreview, &sizePixelResolution ))
{
WiaPreviewControl_SetResolution( hWndPreview, &sizePixelResolution );
SIZE sizeSelExtent;
if (WiaPreviewControl_GetSelExtent( hWndPreview, 0, 0, &sizeSelExtent ))
{
m_sizeAspectRatio = sizeSelExtent;
}
WiaPreviewControl_SetResolution( hWndPreview, &sizeCurrResolution );
}
}
}
else
{
if (m_sizeDefAspectRatio.cx || m_sizeDefAspectRatio.cy)
{
m_sizeAspectRatio = m_sizeDefAspectRatio;
}
else
{
SIZE sizeImage;
if (WiaPreviewControl_GetImageSize( hWndPreview, &sizeImage ))
{
m_sizeAspectRatio = sizeImage;
}
}
}
if (!m_sizeAspectRatio.cx || !m_sizeAspectRatio.cy)
{
m_sizeAspectRatio = m_sizeDefAspectRatio;
}
if (m_sizeAspectRatio.cx != sizePreviousAspectRatio.cx || m_sizeAspectRatio.cy != sizePreviousAspectRatio.cy)
{
AdjustWindowSize();
}
}
}
LRESULT CWiaPreviewWindowFrame::OnGetEnableStretch( WPARAM, LPARAM )
{
return (m_bEnableStretch != false);
}
LRESULT CWiaPreviewWindowFrame::OnSetEnableStretch( WPARAM, LPARAM lParam )
{
m_bEnableStretch = (lParam != FALSE);
ResizeClientIfNecessary();
return 0;
}
LRESULT CWiaPreviewWindowFrame::OnSetBitmap( WPARAM wParam, LPARAM lParam )
{
SendMessage( m_hWnd, WM_SETREDRAW, 0, 0 );
SendDlgItemMessage( m_hWnd, IDC_INNER_PREVIEW_WINDOW, PWM_SETBITMAP, wParam, lParam );
ResizeClientIfNecessary();
SendMessage( m_hWnd, WM_SETREDRAW, 1, 0 );
// Make sure the border of the preview control is drawn correctly.
// This is a workaround for a weird bug that causes the resized border to not be redrawn
SetWindowPos( GetDlgItem( m_hWnd, IDC_INNER_PREVIEW_WINDOW ), NULL, 0, 0, 0, 0, SWP_NOSIZE|SWP_NOMOVE|SWP_NOACTIVATE|SWP_NOZORDER|SWP_DRAWFRAME );
InvalidateRect( GetDlgItem( m_hWnd, IDC_INNER_PREVIEW_WINDOW ), NULL, FALSE );
UpdateWindow( GetDlgItem( m_hWnd, IDC_INNER_PREVIEW_WINDOW ) );
InvalidateRect( m_hWnd, NULL, TRUE );
UpdateWindow( m_hWnd );
return 0;
}
// wParam = MAKEWPARAM((BOOL)bOuterBorder,0), lParam = 0
LRESULT CWiaPreviewWindowFrame::OnGetBkColor( WPARAM wParam, LPARAM )
{
if (!LOWORD(wParam))
{
// Meant for the inner window
return (SendMessage( GetDlgItem( m_hWnd, IDC_INNER_PREVIEW_WINDOW ), PWM_GETBKCOLOR, 0, 0 ));
}
else
{
LOGBRUSH lb = {0};
GetObject(m_hBackgroundBrush,sizeof(LOGBRUSH),&lb);
return (lb.lbColor);
}
}
// wParam = MAKEWPARAM((BOOL)bOuterBorder,(BOOL)bRepaint), lParam = (COLORREF)color
LRESULT CWiaPreviewWindowFrame::OnSetBkColor( WPARAM wParam, LPARAM lParam )
{
if (!LOWORD(wParam))
{
// Meant for the inner window
SendMessage( GetDlgItem( m_hWnd, IDC_INNER_PREVIEW_WINDOW ), PWM_SETBKCOLOR, HIWORD(wParam), lParam );
}
else
{
HBRUSH hBrush = CreateSolidBrush( static_cast<COLORREF>(lParam) );
if (hBrush)
{
if (m_hBackgroundBrush)
{
DeleteObject(m_hBackgroundBrush);
m_hBackgroundBrush = NULL;
}
m_hBackgroundBrush = hBrush;
if (HIWORD(wParam))
{
InvalidateRect( m_hWnd, NULL, TRUE );
UpdateWindow( m_hWnd );
}
}
}
return (0);
}
LRESULT CWiaPreviewWindowFrame::OnCommand( WPARAM wParam, LPARAM lParam )
{
// Forward notifications to the parent
return (SendNotifyMessage( GetParent(m_hWnd), WM_COMMAND, MAKEWPARAM(GetWindowLongPtr(m_hWnd,GWLP_ID),HIWORD(wParam)), reinterpret_cast<LPARAM>(m_hWnd) ));
}
LRESULT CWiaPreviewWindowFrame::OnSetDefAspectRatio( WPARAM wParam, LPARAM lParam )
{
SIZE *pNewDefAspectRatio = reinterpret_cast<SIZE*>(lParam);
if (pNewDefAspectRatio)
{
m_sizeDefAspectRatio = *pNewDefAspectRatio;
}
else
{
m_sizeDefAspectRatio.cx = m_sizeDefAspectRatio.cy = 0;
}
ResizeClientIfNecessary();
return (0);
}
BOOL CWiaPreviewWindowFrame::RegisterClass( HINSTANCE hInstance )
{
WNDCLASS wc;
memset( &wc, 0, sizeof(wc) );
wc.style = CS_DBLCLKS;
wc.lpfnWndProc = WndProc;
wc.hInstance = hInstance;
wc.hbrBackground = NULL;
wc.lpszClassName = PREVIEW_WINDOW_FRAME_CLASS;
BOOL res = (::RegisterClass(&wc) != 0);
return(res != 0);
}
LRESULT CWiaPreviewWindowFrame::OnSetPreviewMode( WPARAM wParam, LPARAM lParam )
{
SendMessage( m_hWnd, WM_SETREDRAW, 0, 0 );
LRESULT lRes = SendDlgItemMessage( m_hWnd, IDC_INNER_PREVIEW_WINDOW, PWM_SETPREVIEWMODE, wParam, lParam );
ResizeClientIfNecessary();
SendMessage( m_hWnd, WM_SETREDRAW, 1, 0 );
// Make sure the border of the preview control is drawn correctly.
// This is a workaround for a weird bug that causes the resized border to not be redrawn
SetWindowPos( GetDlgItem( m_hWnd, IDC_INNER_PREVIEW_WINDOW ), NULL, 0, 0, 0, 0, SWP_NOSIZE|SWP_NOMOVE|SWP_NOACTIVATE|SWP_NOZORDER|SWP_DRAWFRAME );
InvalidateRect( GetDlgItem( m_hWnd, IDC_INNER_PREVIEW_WINDOW ), NULL, FALSE );
UpdateWindow( GetDlgItem( m_hWnd, IDC_INNER_PREVIEW_WINDOW ) );
InvalidateRect( m_hWnd, NULL, TRUE );
UpdateWindow( m_hWnd );
return lRes;
}
LRESULT CALLBACK CWiaPreviewWindowFrame::WndProc( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam )
{
SC_BEGIN_MESSAGE_HANDLERS(CWiaPreviewWindowFrame)
{
// Handle these messages
SC_HANDLE_MESSAGE( WM_CREATE, OnCreate );
SC_HANDLE_MESSAGE( WM_SIZE, OnSize );
SC_HANDLE_MESSAGE( WM_SETFOCUS, OnSetFocus );
SC_HANDLE_MESSAGE( WM_ENABLE, OnEnable );
SC_HANDLE_MESSAGE( WM_ERASEBKGND, OnEraseBkgnd );
SC_HANDLE_MESSAGE( PWM_SETBITMAP, OnSetBitmap );
SC_HANDLE_MESSAGE( WM_COMMAND, OnCommand );
SC_HANDLE_MESSAGE( PWM_GETBKCOLOR, OnGetBkColor );
SC_HANDLE_MESSAGE( PWM_SETBKCOLOR, OnSetBkColor );
SC_HANDLE_MESSAGE( PWM_SETDEFASPECTRATIO, OnSetDefAspectRatio );
SC_HANDLE_MESSAGE( PWM_SETPREVIEWMODE, OnSetPreviewMode );
SC_HANDLE_MESSAGE( PWM_GETCLIENTSIZE, OnGetClientSize );
SC_HANDLE_MESSAGE( PWM_GETENABLESTRETCH, OnGetEnableStretch );
SC_HANDLE_MESSAGE( PWM_SETENABLESTRETCH, OnSetEnableStretch );
SC_HANDLE_MESSAGE( PWM_SETBORDERSIZE, OnSetBorderSize );
SC_HANDLE_MESSAGE( PWM_GETBORDERSIZE, OnGetBorderSize );
SC_HANDLE_MESSAGE( PWM_HIDEEMPTYPREVIEW, OnHideEmptyPreview );
SC_HANDLE_MESSAGE( PWM_SETPREVIEWALIGNMENT, OnSetPreviewAlignment );
// Forward all of these standard messages to the control
SC_FORWARD_MESSAGE( WM_ENTERSIZEMOVE, GetDlgItem( hWnd, IDC_INNER_PREVIEW_WINDOW ) );
SC_FORWARD_MESSAGE( WM_EXITSIZEMOVE, GetDlgItem( hWnd, IDC_INNER_PREVIEW_WINDOW ) );
SC_FORWARD_MESSAGE( WM_SETTEXT, GetDlgItem( hWnd, IDC_INNER_PREVIEW_WINDOW ) );
// Forward all of these private messages to the control
SC_FORWARD_MESSAGE( PWM_SETRESOLUTION, GetDlgItem( hWnd, IDC_INNER_PREVIEW_WINDOW ) );
SC_FORWARD_MESSAGE( PWM_GETRESOLUTION, GetDlgItem( hWnd, IDC_INNER_PREVIEW_WINDOW ) );
SC_FORWARD_MESSAGE( PWM_CLEARSELECTION, GetDlgItem( hWnd, IDC_INNER_PREVIEW_WINDOW ) );
SC_FORWARD_MESSAGE( PWM_GETIMAGESIZE, GetDlgItem( hWnd, IDC_INNER_PREVIEW_WINDOW ) );
SC_FORWARD_MESSAGE( PWM_GETBITMAP, GetDlgItem( hWnd, IDC_INNER_PREVIEW_WINDOW ) );
SC_FORWARD_MESSAGE( PWM_GETHANDLESIZE, GetDlgItem( hWnd, IDC_INNER_PREVIEW_WINDOW ) );
SC_FORWARD_MESSAGE( PWM_GETBGALPHA, GetDlgItem( hWnd, IDC_INNER_PREVIEW_WINDOW ) );
SC_FORWARD_MESSAGE( PWM_GETHANDLETYPE, GetDlgItem( hWnd, IDC_INNER_PREVIEW_WINDOW ) );
SC_FORWARD_MESSAGE( PWM_SETBGALPHA, GetDlgItem( hWnd, IDC_INNER_PREVIEW_WINDOW ) );
SC_FORWARD_MESSAGE( PWM_SETHANDLETYPE, GetDlgItem( hWnd, IDC_INNER_PREVIEW_WINDOW ) );
SC_FORWARD_MESSAGE( PWM_GETSELCOUNT, GetDlgItem( hWnd, IDC_INNER_PREVIEW_WINDOW ) );
SC_FORWARD_MESSAGE( PWM_GETSELORIGIN, GetDlgItem( hWnd, IDC_INNER_PREVIEW_WINDOW ) );
SC_FORWARD_MESSAGE( PWM_GETSELEXTENT, GetDlgItem( hWnd, IDC_INNER_PREVIEW_WINDOW ) );
SC_FORWARD_MESSAGE( PWM_SETSELORIGIN, GetDlgItem( hWnd, IDC_INNER_PREVIEW_WINDOW ) );
SC_FORWARD_MESSAGE( PWM_SETSELEXTENT, GetDlgItem( hWnd, IDC_INNER_PREVIEW_WINDOW ) );
SC_FORWARD_MESSAGE( PWM_GETALLOWNULLSELECTION, GetDlgItem( hWnd, IDC_INNER_PREVIEW_WINDOW ) );
SC_FORWARD_MESSAGE( PWM_SETALLOWNULLSELECTION, GetDlgItem( hWnd, IDC_INNER_PREVIEW_WINDOW ) );
SC_FORWARD_MESSAGE( PWM_SELECTIONDISABLED, GetDlgItem( hWnd, IDC_INNER_PREVIEW_WINDOW ) );
SC_FORWARD_MESSAGE( PWM_SETHANDLESIZE, GetDlgItem( hWnd, IDC_INNER_PREVIEW_WINDOW ) );
SC_FORWARD_MESSAGE( PWM_DISABLESELECTION, GetDlgItem( hWnd, IDC_INNER_PREVIEW_WINDOW ) );
SC_FORWARD_MESSAGE( PWM_DETECTREGIONS, GetDlgItem( hWnd, IDC_INNER_PREVIEW_WINDOW ) );
SC_FORWARD_MESSAGE( PWM_GETPREVIEWMODE, GetDlgItem( hWnd, IDC_INNER_PREVIEW_WINDOW ) );
SC_FORWARD_MESSAGE( PWM_SETBORDERSTYLE, GetDlgItem( hWnd, IDC_INNER_PREVIEW_WINDOW ) );
SC_FORWARD_MESSAGE( PWM_SETBORDERCOLOR, GetDlgItem( hWnd, IDC_INNER_PREVIEW_WINDOW ) );
SC_FORWARD_MESSAGE( PWM_SETHANDLECOLOR, GetDlgItem( hWnd, IDC_INNER_PREVIEW_WINDOW ) );
SC_FORWARD_MESSAGE( PWM_REFRESHBITMAP, GetDlgItem( hWnd, IDC_INNER_PREVIEW_WINDOW ) );
SC_FORWARD_MESSAGE( PWM_SETPROGRESS, GetDlgItem( hWnd, IDC_INNER_PREVIEW_WINDOW ) );
SC_FORWARD_MESSAGE( PWM_GETPROGRESS, GetDlgItem( hWnd, IDC_INNER_PREVIEW_WINDOW ) );
SC_FORWARD_MESSAGE( PWM_GETUSERCHANGEDSELECTION, GetDlgItem( hWnd, IDC_INNER_PREVIEW_WINDOW ) );
SC_FORWARD_MESSAGE( PWM_SETUSERCHANGEDSELECTION, GetDlgItem( hWnd, IDC_INNER_PREVIEW_WINDOW ) );
}
SC_END_MESSAGE_HANDLERS();
}