Dogcows Code - chaz/openbox/blob - otk/eventhandler.hh

   1 #ifndef __eventhandler__hh
   2 #define __eventhandler__hh
   3
   4 extern "C" {
   5 #include <X11/Xlib.h>
   6
   7 #ifdef    SHAPE
   8 #include <X11/extensions/shape.h>
   9 #endif // SHAPE
  10 }
  11
  12 namespace otk {
  13
  14 class OtkEventHandler{
  15 public:
  16   //! Dispatches events to one of the other handlers based on their type.
  17   virtual void handle(const XEvent &e);
  18
  19   //! Called whenever any key is pressed.
  20   virtual void keyPressHandler(const XKeyEvent &) {}
  21
  22   //! Called whenever any key is released.
  23   virtual void keyReleaseHandler(const XKeyEvent &) {}
  24
  25   //! Called whenever a button of the pointer is pressed.
  26   virtual void buttonPressHandler(const XButtonEvent &) {}
  27
  28   //! Called whenever a button of the pointer is released.
  29   virtual void buttonReleaseHandler(const XButtonEvent &) {}
  30
  31   //! Called whenever the pointer enters a window.
  32   virtual void enterHandler(const XCrossingEvent &) {}
  33
  34   //! Called whenever the pointer leaves a window.
  35   virtual void leaveHandler(const XCrossingEvent &) {}
  36
  37   //! Called when a window gains focus.
  38   virtual void focusHandler(const XFocusChangeEvent &) {}
  39
  40   //! Called when a window looses focus.
  41   virtual void unfocusHandler(const XFocusChangeEvent &) {}
  42
  43   //! Called when a window becomes visible to the user.
  44   virtual void exposeHandler(const XExposeEvent &) {}
  45
  46   //! Called to handle GraphicsExpose events.
  47   virtual void graphicsExposeHandler(const XGraphicsExposeEvent &) {}
  48
  49   //! Called to handle NoExpose events.
  50   virtual void noExposeEventHandler(const XNoExposeEvent &) {}
  51
  52   //! Called when the window requests a change in its z-order.
  53   virtual void circulateRequestHandler(const XCirculateRequestEvent &)
  54   {}
  55
  56   //! Called when a different client initiates a configure window request.
  57   virtual void configureRequestHandler(const XConfigureRequestEvent &)
  58   {}
  59
  60   //! Called when a different client tries to map a window.
  61   virtual void mapRequestHandler(const XMapRequestEvent &) {}
  62
  63   //! Called when another client attemps to change the size of a window.
  64   virtual void resizeRequestHandler(const XResizeRequestEvent &) {}
  65
  66   //! Called when the z-order of the window has changed.
  67   virtual void circulateHandler(const XCirculateEvent &) {}
  68
  69   //! Called when the window as been reconfigured.
  70   virtual void configureHandler(const XConfigureEvent &) {}
  71
  72   //! Called when a window is created.
  73   virtual void createHandler(const XCreateWindowEvent &) {}
  74
  75   //! Called when a window is destroyed.
  76   virtual void destroyHandler(const XDestroyWindowEvent &) {}
  77
  78   //! Called when a window is moved because of a change in the size of its
  79   //! parent.
  80   virtual void gravityHandler(const XGravityEvent &) {}
  81
  82   //! Called when a window is mapped.
  83   virtual void mapHandler(const XMapEvent &) {}
  84
  85   //! Called when the server generats a MappingNotify event
  86   virtual void mappingHandler(const XMappingEvent &) {}
  87
  88   //! Called when a window is reparented
  89   virtual void reparentHandler(const XReparentEvent &) {}
  90
  91   //! Called when a window is unmapped
  92   virtual void unmapHandler(const XUnmapEvent &) {}
  93
  94   //! Called when a the visibilty of a window changes
  95   virtual void visibilityHandler(const XVisibilityEvent &) {}
  96
  97   //! Called when the colormap changes, or is installed or unistalled
  98   virtual void colorMapHandler(const XColormapEvent &) {}
  99
 100   //! Called when a property of a window changes
 101   virtual void propertyHandler(const XPropertyEvent &) {}
 102
 103   //! Called when the client loses ownership of a selection
 104   virtual void selectionClearHandler(const XSelectionClearEvent &) {}
 105
 106   //! Called when a ConvertSelection protocol request is sent
 107   virtual void selectionHandler(const XSelectionEvent &) {}
 108
 109   //! Called when a SelectionEvent occurs
 110   virtual void selectionRequestHandler(const XSelectionRequestEvent &) {}
 111
 112   //! Called when a client calls XSendEvent
 113   /*!
 114     Some types of client messages are filtered out and sent to more specific
 115     event handler functions.
 116   */
 117   virtual void clientMessageHandler(const XClientMessageEvent &);
 118
 119 #if defined(SHAPE) || defined(DOXYGEN_IGNORE)
 120   //! Called when a shape extention event fires
 121   virtual void shapeHandler(const XShapeEvent &) {}
 122 #endif // SHAPE
 123
 124   virtual ~OtkEventHandler();
 125
 126 protected:
 127   /*! Constructor for the OtkEventHandler class.
 128     This is protected so that OtkEventHandlers can't be instantiated on their
 129     own.
 130   */
 131   OtkEventHandler();
 132
 133 private:
 134 };
 135
 136 }
 137
 138 #endif