Dogcows Code - chaz/openbox/blob - src/XDisplay.h

   1 // XDisplay.h for Openbox
   2 // Copyright (c) 2002 - 2002 Ben Janens (ben at orodu.net)
   3 //
   4 // Permission is hereby granted, free of charge, to any person obtaining a
   5 // copy of this software and associated documentation files (the "Software"),
   6 // to deal in the Software without restriction, including without limitation
   7 // the rights to use, copy, modify, merge, publish, distribute, sublicense,
   8 // and/or sell copies of the Software, and to permit persons to whom the
   9 // Software is furnished to do so, subject to the following conditions:
  10 //
  11 // The above copyright notice and this permission notice shall be included in
  12 // all copies or substantial portions of the Software.
  13 //
  14 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  15 // IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  16 // FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  17 // THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
  18 // LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
  19 // FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  20 // DEALINGS IN THE SOFTWARE.
  21
  22 #ifndef   __XDisplay_h
  23 #define   __XDisplay_h
  24
  25 #include <X11/Xlib.h>
  26 #include <string>
  27 #include <vector>
  28 #include "XAtom.h"
  29 #include "XScreen.h"
  30
  31 class XDisplay {
  32   friend XAtom::XAtom(const XDisplay *);
  33   friend XScreen::XScreen(const XDisplay *, const unsigned int);
  34
  35 private:
  36   Display       *_display;
  37   std::string    _name;
  38   unsigned int   _grabs;
  39   bool           _hasshape;
  40   int            _shape_event_base;
  41
  42   typedef std::vector<XScreen*> XScreenList;
  43   XScreenList    _screens;
  44
  45   // X error handling
  46   static int XErrorHandler(Display *d, XErrorEvent *e);
  47   static std::string _app_name;
  48   static Window _last_bad_window;
  49
  50   // no copying!!
  51   XDisplay(const XDisplay &);
  52   XDisplay& operator=(const XDisplay&);
  53
  54 protected:
  55   virtual void process_event(XEvent *) = 0;
  56
  57 public:
  58   XDisplay(const std::string &application_name, const char *dpyname = 0);
  59   virtual ~XDisplay();
  60
  61   XScreen *screen(unsigned int s) const;
  62   inline unsigned int screenCount() const { return _screens.size(); }
  63
  64   inline bool hasShape() const { return _hasshape; }
  65   inline int shapeEventBase() const { return _shape_event_base; }
  66
  67   //inline Display *display() const { return _display; }
  68
  69   inline std::string name() const { return _name; }
  70
  71   // these belong in Xwindow
  72   //const bool validateWindow(Window);
  73   //void grabButton(unsigned int, unsigned int, Window, Bool, unsigned int, int,
  74   //    int, Window, Cursor) const;
  75   //void ungrabButton(unsigned int button, unsigned int modifiers,
  76   //    Window grab_window) const;
  77
  78   void grab();
  79   void ungrab();
  80
  81   bool nextEvent(XEvent &e);
  82 };
  83
  84 #endif // _XDisplay_h