@param snum The screen number of the screen to retrieve info on
@return Info on the requested screen, in a ScreenInfo class
*/
- const ScreenInfo* screenInfo(int snum);
+ const ScreenInfo* screenInfo(int snum) const;
//! Find a ScreenInfo based on a root window
- const ScreenInfo* findScreen(Window root);
+ const ScreenInfo* findScreen(Window root) const;
//! Gets the RenderControl for a screen
- const RenderControl *renderControl(int snum);
+ const RenderControl *renderControl(int snum) const;
//! Returns if the display has the xkb extension available
inline bool xkb() const { return _xkb; }