Are you sure you are using our dev PPA? And not the 'stable' PPA? This appears to already be supported in our dev PPA (as long as the window's WM_CLASS starts with 'libreoffice', which Im guessing it does).
Are you sure you are using our dev PPA? And not the 'stable' PPA? This appears to already be supported in our dev PPA (as long as the window's WM_CLASS starts with 'libreoffice', which Im guessing it does).