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

   1 // -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 2; -*-
   2 #ifndef __actions_hh
   3 #define __actions_hh
   4
   5 /*! @file actions.hh
   6   @brief The action interface for user-available actions
   7 */
   8
   9 #include "widget.hh"
  10 #include "otk/point.hh"
  11 #include "otk/rect.hh"
  12 #include "otk/eventhandler.hh"
  13
  14 extern "C" {
  15 #include <X11/Xlib.h>
  16 #include <Python.h>
  17 }
  18
  19 #include <map>
  20
  21 namespace ob {
  22
  23 //! The action interface for user-available actions
  24 /*!
  25   When these actions are fired, hooks to the guile engine are fired so that
  26   guile code is run.
  27 */
  28 class OBActions : public otk::OtkEventHandler {
  29 public:
  30   // update the same enum in openbox.i when making changes to this
  31   enum ActionType {
  32     Action_EnterWindow,
  33     Action_LeaveWindow,
  34     Action_NewWindow,
  35     Action_CloseWindow,
  36     NUM_ACTIONS
  37   };
  38
  39   struct ButtonReleaseAction {
  40     Window win;
  41     unsigned int button;
  42     Time time;
  43     ButtonReleaseAction() { win = 0; button = 0; time = 0; }
  44   };
  45
  46   struct ButtonPressAction {
  47     unsigned int button;
  48     otk::Point pos;
  49     otk::Rect clientarea;
  50     ButtonPressAction() { button = 0; }
  51   };
  52
  53 private:
  54   // milliseconds XXX: config option
  55   static const unsigned int DOUBLECLICKDELAY;
  56   static const int BUTTONS = 5;
  57
  58   //! The mouse button currently being watched from a press for a CLICK
  59   unsigned int _button;
  60   //! The last button release processed for CLICKs
  61   ButtonReleaseAction _release;
  62   //! The point where the mouse was when each mouse button was pressed
  63   /*!
  64     Used for motion events as the starting position.
  65   */
  66   ButtonPressAction *_posqueue[BUTTONS];
  67   //! The delta x/y of the last motion sequence
  68   int _dx, _dy;
  69
  70
  71   void insertPress(const XButtonEvent &e);
  72   void removePress(const XButtonEvent &e);
  73
  74   typedef std::multimap<ActionType, PyObject*> CallbackMap;
  75   typedef std::pair<ActionType, PyObject*> CallbackMapPair;
  76   CallbackMap _callbacks;
  77
  78   void doCallback(ActionType action, Window window, OBWidget::WidgetType type,
  79                   unsigned int state, unsigned int button,
  80                   int xroot, int yroot, Time time);
  81
  82 public:
  83   //! Constructs an OBActions object
  84   OBActions();
  85   //! Destroys the OBActions object
  86   virtual ~OBActions();
  87
  88   virtual void buttonPressHandler(const XButtonEvent &e);
  89   virtual void buttonReleaseHandler(const XButtonEvent &e);
  90
  91   virtual void enterHandler(const XCrossingEvent &e);
  92   virtual void leaveHandler(const XCrossingEvent &e);
  93
  94   virtual void keyPressHandler(const XKeyEvent &e);
  95
  96   virtual void motionHandler(const XMotionEvent &e);
  97
  98   virtual void mapRequestHandler(const XMapRequestEvent &e);
  99   virtual void unmapHandler(const XUnmapEvent &e);
 100   virtual void destroyHandler(const XDestroyWindowEvent &e);
 101
 102
 103   //! Add a callback funtion to the back of the hook list
 104   /*!
 105     Registering functions for KeyPress events is pointless. Use
 106     OBSCript::bindKey instead to do this.
 107   */
 108   bool registerCallback(ActionType action, PyObject *func, bool atfront);
 109
 110   //! Remove a callback function from the hook list
 111   bool unregisterCallback(ActionType action, PyObject *func);
 112
 113   //! Remove all callback functions from the hook list
 114   bool unregisterAllCallbacks(ActionType action);
 115 };
 116
 117 }
 118
 119 #endif // __actions_hh