static.c

winNT技术操作系统,国外开放的原代码和LIUX一样

                textA = NULL;
                textW = ((LPCREATESTRUCTW)lParam)->lpszName;
            }
            else
            {
                textA = ((LPCREATESTRUCTA)lParam)->lpszName;
                textW = NULL;
            }

            switch (style) {
            case SS_ICON:
                {
                    HICON hIcon;
                    if(unicode)
                       hIcon = STATIC_LoadIconW(hwnd, textW, full_style);
                    else
                       hIcon = STATIC_LoadIconA(hwnd, textA, full_style);
                    STATIC_SetIcon(hwnd, hIcon, full_style);
                }
                break;
            case SS_BITMAP:
                {
                    HBITMAP hBitmap;
                    if(unicode)
                        hBitmap = STATIC_LoadBitmapW(hwnd, textW);
                    else
                        hBitmap = STATIC_LoadBitmapA(hwnd, textA);
                    STATIC_SetBitmap(hwnd, hBitmap, full_style);
                }
                break;
            }
            /* SS_ENHMETAFILE: Despite what MSDN says, Windows does not load
               the enhanced metafile that was specified as the window text. */
        }
        return unicode ? DefWindowProcW(hwnd, uMsg, wParam, lParam) :
                         DefWindowProcA(hwnd, uMsg, wParam, lParam);

    case WM_SETTEXT:
        if (hasTextStyle( full_style ))
        {
	    if (HIWORD(lParam))
	    {
	        if(unicode)
		     lResult = DefWindowProcW( hwnd, uMsg, wParam, lParam );
                else
                    lResult = DefWindowProcA( hwnd, uMsg, wParam, lParam );
	        STATIC_TryPaintFcn( hwnd, full_style );
	    }
	}
        break;

    case WM_SETFONT:
        if (hasTextStyle( full_style ))
        {
            SetWindowLongPtrW( hwnd, HFONT_GWL_OFFSET, wParam );
        if (LOWORD(lParam))
                STATIC_TryPaintFcn( hwnd, full_style );
        }
        break;

    case WM_GETFONT:
        return GetWindowLongPtrW( hwnd, HFONT_GWL_OFFSET );

    case WM_NCHITTEST:
        if (full_style & SS_NOTIFY)
           return HTCLIENT;
        else
           return HTTRANSPARENT;

    case WM_GETDLGCODE:
        return DLGC_STATIC;

    case WM_LBUTTONDOWN:
    case WM_NCLBUTTONDOWN:
        if (full_style & SS_NOTIFY)
            SendMessageW( GetParent(hwnd), WM_COMMAND,
                          MAKEWPARAM( GetWindowLongPtrW(hwnd,GWLP_ID), STN_CLICKED ), (LPARAM)hwnd);
        return 0;

    case WM_LBUTTONDBLCLK:
    case WM_NCLBUTTONDBLCLK:
        if (full_style & SS_NOTIFY)
            SendMessageW( GetParent(hwnd), WM_COMMAND,
                          MAKEWPARAM( GetWindowLongPtrW(hwnd,GWLP_ID), STN_DBLCLK ), (LPARAM)hwnd);
        return 0;

    case STM_GETIMAGE:
        return (LRESULT)STATIC_GetImage( hwnd, wParam, full_style );
#ifndef __REACTOS__
    case STM_GETICON16:
#endif
    case STM_GETICON:
        return (LRESULT)STATIC_GetImage( hwnd, IMAGE_ICON, full_style );

    case STM_SETIMAGE:
        switch(wParam) {
	case IMAGE_BITMAP:
	    lResult = (LRESULT)STATIC_SetBitmap( hwnd, (HBITMAP)lParam, full_style );
	    break;
//	case IMAGE_ENHMETAFILE:
//	    lResult = (LRESULT)STATIC_SetEnhMetaFile( hwnd, (HENHMETAFILE)lParam, full_style );
//	    break;
	case IMAGE_ICON:
	case IMAGE_CURSOR:
	    lResult = (LRESULT)STATIC_SetIcon( hwnd, (HICON)lParam, full_style );
	    break;
	default:
	    FIXME("STM_SETIMAGE: Unhandled type %x\n", wParam);
	    break;
	}
        STATIC_TryPaintFcn( hwnd, full_style );
	break;

#ifndef __REACTOS__
    case STM_SETICON16:
#endif
    case STM_SETICON:
        lResult = (LRESULT)STATIC_SetIcon( hwnd, (HICON)wParam, full_style );
        STATIC_TryPaintFcn( hwnd, full_style );
        break;

    default:
        return unicode ? DefWindowProcW(hwnd, uMsg, wParam, lParam) :
                         DefWindowProcA(hwnd, uMsg, wParam, lParam);
    }
    return lResult;
}

/***********************************************************************
 *           StaticWndProcA
 */
static LRESULT WINAPI StaticWndProcA( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam )
{
    if (!IsWindow( hWnd )) return 0;
    return StaticWndProc_common(hWnd, uMsg, wParam, lParam, FALSE);
}

/***********************************************************************
 *           StaticWndProcW
 */
static LRESULT WINAPI StaticWndProcW( HWND hWnd, UINT uMsg, WPARAM wParam, LPARAM lParam )
{
    if (!IsWindow( hWnd )) return 0;
    return StaticWndProc_common(hWnd, uMsg, wParam, lParam, TRUE);
}

static void STATIC_PaintOwnerDrawfn( HWND hwnd, HDC hdc, DWORD style )
{
  DRAWITEMSTRUCT dis;
  HFONT font, oldFont = NULL;
  UINT id = (UINT)GetWindowLongPtrW( hwnd, GWLP_ID );

  dis.CtlType    = ODT_STATIC;
  dis.CtlID      = id;
  dis.itemID     = 0;
  dis.itemAction = ODA_DRAWENTIRE;
  dis.itemState  = IsWindowEnabled(hwnd) ? 0 : ODS_DISABLED;
  dis.hwndItem   = hwnd;
  dis.hDC        = hdc;
  dis.itemData   = 0;
  GetClientRect( hwnd, &dis.rcItem );

  font = (HFONT)GetWindowLongPtrW( hwnd, HFONT_GWL_OFFSET );
  if (font) oldFont = SelectObject( hdc, font );
  SendMessageW( GetParent(hwnd), WM_CTLCOLORSTATIC, (WPARAM)hdc, (LPARAM)hwnd );
  SendMessageW( GetParent(hwnd), WM_DRAWITEM, id, (LPARAM)&dis );
  if (font) SelectObject( hdc, oldFont );
}

static void STATIC_PaintTextfn( HWND hwnd, HDC hdc, DWORD style )
{
    RECT rc;
    HBRUSH hBrush;
    HFONT hFont, hOldFont = NULL;
    WORD wFormat;
    INT len;
    WCHAR *text;

    GetClientRect( hwnd, &rc);

    switch (style & SS_TYPEMASK)
    {
    case SS_LEFT:
	wFormat = DT_LEFT | DT_EXPANDTABS | DT_WORDBREAK;
	break;

    case SS_CENTER:
	wFormat = DT_CENTER | DT_EXPANDTABS | DT_WORDBREAK;
	break;

    case SS_RIGHT:
	wFormat = DT_RIGHT | DT_EXPANDTABS | DT_WORDBREAK;
	break;

    case SS_SIMPLE:
        wFormat = DT_LEFT | DT_SINGLELINE;
	break;

    case SS_LEFTNOWORDWRAP:
        wFormat = DT_LEFT | DT_EXPANDTABS;
	break;

    default:
        return;
    }

    if (style & SS_NOPREFIX)
        wFormat |= DT_NOPREFIX;

    if ((style & SS_TYPEMASK) != SS_SIMPLE)
    {
        if (style & SS_CENTERIMAGE)
            wFormat |= DT_SINGLELINE | DT_VCENTER;
        if (style & SS_EDITCONTROL)
            wFormat |= DT_EDITCONTROL;
        if (style & SS_ENDELLIPSIS)
            wFormat |= DT_SINGLELINE | DT_END_ELLIPSIS;
        if (style & SS_PATHELLIPSIS)
            wFormat |= DT_SINGLELINE | DT_PATH_ELLIPSIS;
        if (style & SS_WORDELLIPSIS)
            wFormat |= DT_SINGLELINE | DT_WORD_ELLIPSIS;
    }

    if ((hFont = (HFONT)GetWindowLongPtrW( hwnd, HFONT_GWL_OFFSET )))
        hOldFont = (HFONT)SelectObject( hdc, hFont );

    /* SS_SIMPLE controls: WM_CTLCOLORSTATIC is sent, but the returned
                           brush is not used */
    hBrush = STATIC_SendWmCtlColorStatic(hwnd, hdc);

    if ((style & SS_TYPEMASK) != SS_SIMPLE)
    {
        FillRect( hdc, &rc, hBrush );
    if (!IsWindowEnabled(hwnd)) SetTextColor(hdc, GetSysColor(COLOR_GRAYTEXT));
    }

    if (!(len = SendMessageW( hwnd, WM_GETTEXTLENGTH, 0, 0 ))) return;
    if (!(text = HeapAlloc( GetProcessHeap(), 0, (len + 1) * sizeof(WCHAR) ))) return;
    SendMessageW( hwnd, WM_GETTEXT, len + 1, (LPARAM)text );
    
    if (((style & SS_TYPEMASK) == SS_SIMPLE) && (style & SS_NOPREFIX))
    {
        /* Windows uses the faster ExtTextOut() to draw the text and
           to paint the whole client rectangle with the text background
           color. Reference: "Static Controls" by Kyle Marsh, 1992 */
        ExtTextOutW( hdc, rc.left, rc.top, ETO_CLIPPED | ETO_OPAQUE,
                     &rc, text, len, NULL );
    }
    else
    {
    DrawTextW( hdc, text, -1, &rc, wFormat );
    }
    
    HeapFree( GetProcessHeap(), 0, text );
    
    if (hFont)
        SelectObject( hdc, hOldFont );
}

static void STATIC_PaintRectfn( HWND hwnd, HDC hdc, DWORD style )
{
    RECT rc;
    HBRUSH hBrush;

    GetClientRect( hwnd, &rc);

    switch (style & SS_TYPEMASK)
    {
    case SS_BLACKRECT:
	hBrush = CreateSolidBrush(color_3ddkshadow);
        FillRect( hdc, &rc, hBrush );
	break;
    case SS_GRAYRECT:
	hBrush = CreateSolidBrush(color_3dshadow);
        FillRect( hdc, &rc, hBrush );
	break;
    case SS_WHITERECT:
	hBrush = CreateSolidBrush(color_3dhighlight);
        FillRect( hdc, &rc, hBrush );
	break;
    case SS_BLACKFRAME:
	hBrush = CreateSolidBrush(color_3ddkshadow);
        FrameRect( hdc, &rc, hBrush );
	break;
    case SS_GRAYFRAME:
	hBrush = CreateSolidBrush(color_3dshadow);
        FrameRect( hdc, &rc, hBrush );
	break;
    case SS_WHITEFRAME:
	hBrush = CreateSolidBrush(color_3dhighlight);
        FrameRect( hdc, &rc, hBrush );
	break;
    default:
        return;
    }
    DeleteObject( hBrush );
}

/* Modified for ReactOS */
static void STATIC_PaintIconfn( HWND hwnd, HDC hdc, DWORD style )
{
    RECT rc, iconRect;
    HBRUSH hbrush;
    HICON hIcon;
    ICONINFO info;

    GetClientRect( hwnd, &rc );
    hbrush = STATIC_SendWmCtlColorStatic(hwnd, hdc);
    hIcon = (HICON)GetWindowLongPtrW( hwnd, HICON_GWL_OFFSET );
    if (!hIcon || (!GetIconInfo(hIcon, &info)))
    {
        FillRect(hdc, &rc, hbrush);
    }
    else
    {
        BITMAP bm;
        if (!GetObjectW(info.hbmColor, sizeof(BITMAP), &bm)) return;
        if (style & SS_CENTERIMAGE)
        {
            iconRect.left = (rc.right - rc.left) / 2 - bm.bmWidth / 2;
            iconRect.top = (rc.bottom - rc.top) / 2 - bm.bmHeight / 2;
            iconRect.right = iconRect.left + bm.bmWidth;
            iconRect.bottom = iconRect.top + bm.bmHeight;
        }
        else
            iconRect = rc;
        FillRect( hdc, &rc, hbrush );
        DrawIconEx( hdc, iconRect.left, iconRect.top, hIcon, iconRect.right - iconRect.left,
                    iconRect.bottom - iconRect.top, 0, NULL, DI_NORMAL );
    }
}

static void STATIC_PaintBitmapfn(HWND hwnd, HDC hdc, DWORD style )
{
    HDC hMemDC;
    HBITMAP hBitmap, oldbitmap;
    HBRUSH hbrush;

    /* message is still sent, even if the returned brush is not used */
    hbrush = STATIC_SendWmCtlColorStatic(hwnd, hdc);

    if ((hBitmap = (HBITMAP)GetWindowLongPtrW( hwnd, HICON_GWL_OFFSET ))
         && (GetObjectType(hBitmap) == OBJ_BITMAP)
         && (hMemDC = CreateCompatibleDC( hdc )))
    {
        BITMAP bm;
        RECT rcClient;
        LOGBRUSH brush;

        GetObjectW(hBitmap, sizeof(bm), &bm);
        oldbitmap = SelectObject(hMemDC, hBitmap);

        /* Set the background color for monochrome bitmaps
           to the color of the background brush */
        if (GetObjectW( hbrush, sizeof(brush), &brush ))
        {
            if (brush.lbStyle == BS_SOLID)
                SetBkColor(hdc, brush.lbColor);
        }
            GetClientRect(hwnd, &rcClient);
        if (style & SS_CENTERIMAGE)
        {
            INT x, y;
            x = (rcClient.right - rcClient.left)/2 - bm.bmWidth/2;
            y = (rcClient.bottom - rcClient.top)/2 - bm.bmHeight/2;
            FillRect( hdc, &rcClient, hbrush );
            BitBlt(hdc, x, y, bm.bmWidth, bm.bmHeight, hMemDC, 0, 0,
                   SRCCOPY);
        }
        else
        {
            StretchBlt(hdc, 0, 0, rcClient.right - rcClient.left,
                       rcClient.bottom - rcClient.top, hMemDC,
                       0, 0, bm.bmWidth, bm.bmHeight, SRCCOPY);
        }
        SelectObject(hMemDC, oldbitmap);
        DeleteDC(hMemDC);
    }
    else
    {
        RECT rcClient;
        GetClientRect( hwnd, &rcClient );
        FillRect( hdc, &rcClient, hbrush );
    }
}


//static void STATIC_PaintEnhMetafn(HWND hwnd, HDC hdc, DWORD style )
//{
//    HENHMETAFILE hEnhMetaFile;
//    RECT rc;
//    HBRUSH hbrush;
//    
//    GetClientRect(hwnd, &rc);
//    hbrush = STATIC_SendWmCtlColorStatic(hwnd, hdc);
//    FillRect(hdc, &rc, hbrush);
//    if ((hEnhMetaFile = (HENHMETAFILE)GetWindowLongPtrW( hwnd, HICON_GWL_OFFSET )))
//    {
//        /* The control's current font is not selected into the
//           device context! */
//        if (GetObjectType(hEnhMetaFile) == OBJ_ENHMETAFILE)
//            PlayEnhMetaFile(hdc, hEnhMetaFile, &rc);
//    }
//}


static void STATIC_PaintEtchedfn( HWND hwnd, HDC hdc, DWORD style )
{
    RECT rc;

    GetClientRect( hwnd, &rc );
    switch (style & SS_TYPEMASK)
    {
	case SS_ETCHEDHORZ:
	    DrawEdge(hdc,&rc,EDGE_ETCHED,BF_TOP|BF_BOTTOM);
	    break;
	case SS_ETCHEDVERT:
	    DrawEdge(hdc,&rc,EDGE_ETCHED,BF_LEFT|BF_RIGHT);
	    break;
	case SS_ETCHEDFRAME:
	    DrawEdge (hdc, &rc, EDGE_ETCHED, BF_RECT);
	    break;
    }
}