Re: Tooltips: Use Unicode Window Messages

[Robert Shearman]

Dmitry Timoshkov wrote:
> "Robert Shearman"  wrote:
> > static LRESULT
> > TOOLTIPS_OnWMGetText (HWND hwnd, WPARAM wParam, LPARAM lParam)
> > {
> >     TOOLTIPS_INFO *infoPtr = TOOLTIPS_GetInfoPtr (hwnd);
> > - LRESULT res;
> > - LPWSTR pszText = (LPWSTR)lParam;
> > - if(!infoPtr || !(infoPtr->szTipText))
> > - if(!(infoPtr->szTipText))
> >    return 0;
> > - return WideCharToMultiByte(CP_ACP, 0, infoPtr->szTipText, -1,
> > -
> >    (LPSTR)lParam, wParam, NULL, NULL);
> > - res = min(strlenW(infoPtr->szTipText)+1, wParam);
> > - memcpy(pszText, infoPtr->szTipText, res*sizeof(WCHAR));
> > - pszText[res-1] = '\0';
> > - return res-1;
>
> What happens if wParam == 0?

The application will probably die a horrible death several functions 
away. I'll send another patch.

Rob