colordlg16.c

这是一个开放源代码的与WINNT/WIN2K/WIN2003兼容的操作系统

			   switch (wParam)
			   {
			    case 0x2bf: if ((xx = ( i != lpp->h))) lpp->h = i; break;
			    case 0x2c0: if ((xx = ( i != lpp->s))) lpp->s = i; break;
			    case 0x2c1: if ((xx = ( i != lpp->l))) lpp->l = i; break;
			   }
			   if (xx) /* something has changed */
			   {
			    r = CC_HSLtoRGB('R', lpp->h, lpp->s, lpp->l);
			    g = CC_HSLtoRGB('G', lpp->h, lpp->s, lpp->l);
			    b = CC_HSLtoRGB('B', lpp->h, lpp->s, lpp->l);
			    lpp->lpcc->rgbResult = RGB(r, g, b);
			    CC_PaintSelectedColor(hDlg, lpp->lpcc->rgbResult);
			    CC_EditSetRGB(hDlg, lpp->lpcc->rgbResult);
			    CC_PaintCross(hDlg, lpp->h, lpp->s);
			    CC_PaintTriangle(hDlg, lpp->l);
			   }
			 }
	       break;

          case 0x2cf:
               CC_SwitchToFullSize(hDlg, lpp->lpcc->rgbResult, &lpp->fullsize);
	       SetFocus( GetDlgItem(hDlg, 0x2bf));
	       break;

          case 0x2c8:    /* add colors ... column by column */
               cr = lpp->lpcc->lpCustColors;
               cr[(lpp->nextuserdef % 2) * 8 + lpp->nextuserdef / 2] = lpp->lpcc->rgbResult;
               if (++lpp->nextuserdef == 16)
		   lpp->nextuserdef = 0;
	       CC_PaintUserColorArray(hDlg, 2, 8, lpp->lpcc->lpCustColors);
	       break;

          case 0x2c9:              /* resulting color */
	       hdc = GetDC(hDlg);
	       lpp->lpcc->rgbResult = GetNearestColor(hdc, lpp->lpcc->rgbResult);
	       ReleaseDC(hDlg, hdc);
	       CC_EditSetRGB(hDlg, lpp->lpcc->rgbResult);
	       CC_PaintSelectedColor(hDlg, lpp->lpcc->rgbResult);
	       r = GetRValue(lpp->lpcc->rgbResult);
	       g = GetGValue(lpp->lpcc->rgbResult);
	       b = GetBValue(lpp->lpcc->rgbResult);
	       lpp->h = CC_RGBtoHSL('H', r, g, b);
	       lpp->s = CC_RGBtoHSL('S', r, g, b);
	       lpp->l = CC_RGBtoHSL('L', r, g, b);
	       CC_EditSetHSL(hDlg, lpp->h, lpp->s, lpp->l);
	       CC_PaintCross(hDlg, lpp->h, lpp->s);
	       CC_PaintTriangle(hDlg, lpp->l);
	       break;

	  case 0x40e:           /* Help! */ /* The Beatles, 1965  ;-) */
	       i = RegisterWindowMessageA(HELPMSGSTRINGA);
               if (lpp->lpcc16)
               {
                   if (lpp->lpcc->hwndOwner)
		       SendMessageA(lpp->lpcc->hwndOwner, i, 0, (LPARAM)lpp->lpcc16);
                   if ( CC_HookCallChk(lpp->lpcc))
		       CallWindowProc16( (WNDPROC16) lpp->lpcc16->lpfnHook,
					 HWND_16(hDlg), WM_COMMAND, psh15,
					 (LPARAM)lpp->lpcc16);
               }
	       break;

          case IDOK :
		cokmsg = RegisterWindowMessageA(COLOROKSTRINGA);
                if (lpp->lpcc16)
                {
		    if (lpp->lpcc->hwndOwner)
			if (SendMessageA(lpp->lpcc->hwndOwner, cokmsg, 0, (LPARAM)lpp->lpcc16))
			   break;    /* do NOT close */
                }
                if (lpp->lpcc16)
                {
                    BYTE *ptr = MapSL(lpp->lpcc16->lpCustColors);
                    memcpy(ptr, lpp->lpcc->lpCustColors, sizeof(COLORREF)*16);
                    lpp->lpcc16->rgbResult = lpp->lpcc->rgbResult;
                }
		EndDialog(hDlg, 1) ;
		return TRUE ;

	  case IDCANCEL :
		EndDialog(hDlg, 0) ;
		return TRUE ;

       }
       return FALSE;
}

/***********************************************************************
 *           ColorDlgProc   (COMMDLG.8)
 */
BOOL16 CALLBACK ColorDlgProc16( HWND16 hDlg16, UINT16 message,
                            WPARAM16 wParam, LONG lParam )
{
    BOOL16 res;
    HWND hDlg = HWND_32(hDlg16);

    LCCPRIV lpp = (LCCPRIV)GetWindowLongPtrW(hDlg, DWLP_USER);
    if (message != WM_INITDIALOG)
    {
        if (!lpp)
            return FALSE;
        res=0;
        if (CC_HookCallChk(lpp->lpcc))
            res = CallWindowProc16( (WNDPROC16)lpp->lpcc16->lpfnHook, hDlg16, message, wParam, lParam);
        if (res)
            return res;
    }

    /* FIXME: SetRGB message
       if (message && message == msetrgb)
       return HandleSetRGB(hDlg, lParam);
    */

    switch (message)
    {
	  case WM_INITDIALOG:
	                return CC_WMInitDialog16(hDlg, wParam, lParam);
	  case WM_NCDESTROY:
	                DeleteDC(lpp->hdcMem);
	                DeleteObject(lpp->hbmMem);
                        HeapFree(GetProcessHeap(), 0, lpp->lpcc);
                        HeapFree(GetProcessHeap(), 0, lpp);
	                SetWindowLongPtrW(hDlg, DWLP_USER, 0); /* we don't need it anymore */
	                break;
	  case WM_COMMAND:
	                if (CC_WMCommand16(hDlg, wParam, lParam,
					 HIWORD(lParam), HWND_32(LOWORD(lParam))))
	                   return TRUE;
	                break;
	  case WM_PAINT:
	                if (CC_WMPaint(hDlg, wParam, lParam))
	                   return TRUE;
	                break;
	  case WM_LBUTTONDBLCLK:
	                if (CC_MouseCheckResultWindow(hDlg,lParam))
			  return TRUE;
			break;
	  case WM_MOUSEMOVE:
	                if (CC_WMMouseMove(hDlg, lParam))
			  return TRUE;
			break;
	  case WM_LBUTTONUP:  /* FIXME: ClipCursor off (if in color graph)*/
                        if (CC_WMLButtonUp(hDlg, wParam, lParam))
                           return TRUE;
			break;
	  case WM_LBUTTONDOWN:/* FIXME: ClipCursor on  (if in color graph)*/
	                if (CC_WMLButtonDown(hDlg, wParam, lParam))
	                   return TRUE;
	                break;
    }
    return FALSE ;
}

/***********************************************************************
 *            ChooseColor  (COMMDLG.5)
 */
BOOL16 WINAPI ChooseColor16( LPCHOOSECOLOR16 lpChCol )
{
    HINSTANCE16 hInst;
    HANDLE16 hDlgTmpl16 = 0, hResource16 = 0;
    HGLOBAL16 hGlobal16 = 0;
    BOOL16 bRet = FALSE;
    LPVOID template;
    FARPROC16 ptr;

    TRACE("ChooseColor\n");
    if (!lpChCol) return FALSE;

    if (lpChCol->Flags & CC_ENABLETEMPLATEHANDLE)
        hDlgTmpl16 = lpChCol->hInstance;
    else if (lpChCol->Flags & CC_ENABLETEMPLATE)
    {
        HANDLE16 hResInfo;
        if (!(hResInfo = FindResource16(lpChCol->hInstance,
                                        MapSL(lpChCol->lpTemplateName),
                                        (LPSTR)RT_DIALOG)))
        {
            COMDLG32_SetCommDlgExtendedError(CDERR_FINDRESFAILURE);
            return FALSE;
        }
        if (!(hDlgTmpl16 = LoadResource16(lpChCol->hInstance, hResInfo)))
        {
            COMDLG32_SetCommDlgExtendedError(CDERR_LOADRESFAILURE);
            return FALSE;
        }
        hResource16 = hDlgTmpl16;
    }
    else
    {
	HRSRC hResInfo;
	HGLOBAL hDlgTmpl32;
        LPCVOID template32;
        DWORD size;
	if (!(hResInfo = FindResourceA(COMDLG32_hInstance, "CHOOSE_COLOR", (LPSTR)RT_DIALOG)))
	{
	    COMDLG32_SetCommDlgExtendedError(CDERR_FINDRESFAILURE);
	    return FALSE;
	}
	if (!(hDlgTmpl32 = LoadResource(COMDLG32_hInstance, hResInfo)) ||
	    !(template32 = LockResource(hDlgTmpl32)))
	{
	    COMDLG32_SetCommDlgExtendedError(CDERR_LOADRESFAILURE);
	    return FALSE;
	}
        size = SizeofResource(COMDLG32_hInstance, hResInfo);
        hGlobal16 = GlobalAlloc16(0, size);
        if (!hGlobal16)
        {
            COMDLG32_SetCommDlgExtendedError(CDERR_MEMALLOCFAILURE);
            ERR("alloc failure for %d bytes\n", size);
            return FALSE;
        }
        template = GlobalLock16(hGlobal16);
        if (!template)
        {
            COMDLG32_SetCommDlgExtendedError(CDERR_MEMLOCKFAILURE);
            ERR("global lock failure for %x handle\n", hDlgTmpl16);
            GlobalFree16(hGlobal16);
            return FALSE;
        }
        ConvertDialog32To16(template32, size, template);
        hDlgTmpl16 = hGlobal16;
    }

    ptr = GetProcAddress16(GetModuleHandle16("COMMDLG"), (LPCSTR) 8);
    hInst = GetWindowLongPtrA(HWND_32(lpChCol->hwndOwner), GWLP_HINSTANCE);
    bRet = DialogBoxIndirectParam16(hInst, hDlgTmpl16, lpChCol->hwndOwner,
                     (DLGPROC16) ptr, (DWORD)lpChCol);
    if (hResource16) FreeResource16(hDlgTmpl16);
    if (hGlobal16)
    {
        GlobalUnlock16(hGlobal16);
        GlobalFree16(hGlobal16);
    }
    return bRet;
}