couleur de texte avec un richedit

void SetColorEdit(COLORREF Couleur)
{
   COLORREF Color = Couleur;
   GETTEXTLENGTHEX emTextLength;
   CHARFORMAT2 Format;
   CHARRANGE Selection;
   emTextLength.flags = GTL_DEFAULT;
   emTextLength.codepage = CP_ACP;
   ZeroMemory(&Format, sizeof(CHARFORMAT2));
   Format.cbSize = sizeof(CHARFORMAT2);
   SendMessage(hEdit,EM_GETCHARFORMAT,0,(WPARAM)&Format);
   Format.dwMask = CFM_BOLD | CFM_COLOR | CFM_FACE | CFM_ITALIC | CFM_SIZE | CFM_UNDERLINE;
   Format.crTextColor = RGB(255,0,0);
   Selection.cpMin = 0;
   Selection.cpMax = SendMessage(hEdit,EM_GETTEXTLENGTHEX,(WPARAM)&emTextLength,0);
   SendMessage(hEdit, EM_EXSETSEL, 0, (LPARAM) &Selection);
   SendMessage(hEdit, EM_SETCHARFORMAT, SCF_SELECTION, (LPARAM) &Format);
   Selection.cpMin = SendMessage(hEdit,EM_GETTEXTLENGTHEX,(WPARAM)&emTextLength,0);
   SendMessage(hEdit, EM_EXSETSEL, 0, (LPARAM) &Selection);
}