Dogcows Code - chaz/openbox/blob - src/openbox.hh

   1 // -*- mode: C++; indent-tabs-mode: nil; -*-
   2 #ifndef   __openbox_hh
   3 #define   __openbox_hh
   4
   5 /*! @file openbox.hh
   6   @brief The main class for the Openbox window manager
   7 */
   8
   9 /*
  10   cuz girls look soooo goood.. on the end of my DICK
  11 */
  12
  13 extern "C" {
  14 #include <X11/Xlib.h>
  15 }
  16
  17 #include <string>
  18 #include <vector>
  19 #include <map>
  20
  21 #include "python.hh"
  22 #include "otk/screeninfo.hh"
  23 #include "otk/timerqueuemanager.hh"
  24 #include "otk/property.hh"
  25 #include "otk/configuration.hh"
  26 #include "otk/eventdispatcher.hh"
  27 #include "otk/eventhandler.hh"
  28
  29 namespace ob {
  30
  31 class OBScreen;
  32 class OBClient;
  33 class OBActions;
  34
  35 //! The main class for the Openbox window manager
  36 /*!
  37   Only a single instance of the Openbox class may be used in the application. A
  38   pointer to this instance is held in the Openbox::instance static member
  39   variable.
  40   Instantiation of this class begins the window manager. After instantiation,
  41   the Openbox::eventLoop function should be called. The eventLoop method does
  42   not exit until the window manager is ready to be destroyed. Destruction of
  43   the Openbox class instance will shutdown the window manager.
  44 */
  45 class Openbox : public otk::OtkEventDispatcher, public otk::OtkEventHandler
  46 {
  47 public:
  48   //! The single instance of the Openbox class for the application
  49   /*!
  50     Since this variable is globally available in the application, the Openbox
  51     class does not need to be passed around to any of the other classes.
  52   */
  53   static Openbox *instance;
  54
  55   //! The posible running states of the window manager
  56   enum RunState {
  57     State_Starting, //!< The window manager is starting up (being created)
  58     State_Normal,   //!< The window manager is running in its normal state
  59     State_Exiting   //!< The window manager is exiting (being destroyed)
  60   };
  61
  62   //! Mouse cursors used throughout Openbox
  63   struct Cursors {
  64     Cursor session;  //!< The default mouse cursor
  65     Cursor move;     //!< For moving a window
  66     Cursor ll_angle; //!< For resizing the bottom left corner of a window
  67     Cursor lr_angle; //!< For resizing the bottom right corner of a window
  68     Cursor ul_angle; //!< For resizing the top left corner of a window
  69     Cursor ur_angle; //!< For resizing the right corner of a window
  70   };
  71
  72   //! A map for looking up a specific client class from the window id
  73   typedef std::map<Window, OBClient *> ClientMap;
  74
  75   //! A list of OBScreen classes
  76   typedef std::vector<OBScreen *> ScreenList;
  77
  78 private:
  79   // stuff that can be passed on the command line
  80   //! Path to the config file to use/in use
  81   /*!
  82     Defaults to $(HOME)/.openbox/rc3
  83   */
  84   std::string _rcfilepath;
  85   //! Path to the menu file to use/in use
  86   /*!
  87     Defaults to $(HOME)/.openbox/menu3
  88   */
  89   std::string _menufilepath;
  90   //! The display requested by the user, or null to use the DISPLAY env var
  91   char *_displayreq;
  92   //! The value of argv[0], i.e. how this application was executed
  93   char *_argv0;
  94
  95   //! A list of all managed clients
  96   ClientMap _clients;
  97   PyObject *_pyclients; // PyDictObject
  98
  99   //! A list of all the managed screens
 100   ScreenList _screens;
 101
 102   //! Manages all timers for the application
 103   /*!
 104     Use of the otk::OBTimerQueueManager::fire funtion in this object ensures
 105     that all timers fire when their times elapse.
 106   */
 107   otk::OBTimerQueueManager _timermanager;
 108
 109   //! Cached atoms on the display
 110   /*!
 111     This is a pointer because the OBProperty class uses otk::OBDisplay::display
 112     in its constructor, so, it needs to be initialized <b>after</b> the display
 113     is initialized in this class' constructor.
 114   */
 115   otk::OBProperty *_property;
 116
 117   //! The action interface through which all user-available actions occur
 118   OBActions *_actions;
 119
 120   //! The running state of the window manager
 121   RunState _state;
 122
 123   //! Mouse cursors used throughout Openbox
 124   Cursors _cursors;
 125
 126   //! When set to true, the Openbox::eventLoop function will stop and return
 127   bool _doshutdown;
 128
 129   //! The configuration of the application. TEMPORARY
 130   otk::Configuration _config;
 131
 132   //! Parses the command line used when executing this application
 133   void parseCommandLine(int argv, char **argv);
 134   //! Displays the version string to stdout
 135   void showVersion();
 136   //! Displays usage information and help to stdout
 137   void showHelp();
 138
 139   //! Handles signal events for the application
 140   static void signalHandler(int signal);
 141
 142 public:
 143   //! Openbox constructor.
 144   /*!
 145     \param argc Number of command line arguments, as received in main()
 146     \param argv The command line arguments, as received in main()
 147   */
 148   Openbox(int argc, char **argv);
 149   //! Openbox destructor.
 150   virtual ~Openbox();
 151
 152   //! Returns the state of the window manager (starting, exiting, etc)
 153   inline RunState state() const { return _state; }
 154
 155   //! Returns the otk::OBTimerQueueManager for the application
 156   /*!
 157     All otk::OBTimer objects used in the application should be made to use this
 158     otk::OBTimerQueueManager.
 159   */
 160   inline otk::OBTimerQueueManager *timerManager() { return &_timermanager; }
 161
 162   //! Returns the otk::OBProperty instance for the window manager
 163   inline const otk::OBProperty *property() const { return _property; }
 164
 165   //! Returns a managed screen
 166   inline OBScreen *screen(int num) {
 167     assert(num >= 0); assert(num < (signed)_screens.size());
 168     return _screens[num];
 169   }
 170
 171   //! Returns the mouse cursors used throughout Openbox
 172   inline const Cursors &cursors() const { return _cursors; }
 173
 174   inline PyObject *pyclients() const { return _pyclients; }
 175
 176   //! The main function of the Openbox class
 177   /*!
 178     This function should be called after instantiating the Openbox class.
 179     It loops indefinately while handling all events for the application.
 180     The Openbox::shutdown method will cause this function to exit.
 181   */
 182   void eventLoop();
 183
 184   //! Adds an OBClient to the client list for lookups
 185   void addClient(Window window, OBClient *client);
 186
 187   //! Removes an OBClient from the client list for lookups
 188   void removeClient(Window window);
 189
 190   //! Finds an OBClient based on its window id
 191   OBClient *findClient(Window window);
 192
 193   //! Requests that the window manager exit
 194   /*!
 195     Causes the Openbox::eventLoop function to stop looping, so that the window
 196     manager can be destroyed.
 197   */
 198   inline void shutdown() { _doshutdown = true; }
 199 };
 200
 201 }
 202
 203 #endif // __openbox_hh