/usr/include/InterViews/event.h is in ivtools-dev 1.2.11a1-11.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Copyright (c) 1987, 1988, 1989, 1990, 1991 Stanford University
* Copyright (c) 1991 Silicon Graphics, Inc.
*
* Permission to use, copy, modify, distribute, and sell this software and
* its documentation for any purpose is hereby granted without fee, provided
* that (i) the above copyright notices and this permission notice appear in
* all copies of the software and related documentation, and (ii) the names of
* Stanford and Silicon Graphics may not be used in any advertising or
* publicity relating to the software without the specific, prior written
* permission of Stanford and Silicon Graphics.
*
* THE SOFTWARE IS PROVIDED "AS-IS" AND WITHOUT WARRANTY OF ANY KIND,
* EXPRESS, IMPLIED OR OTHERWISE, INCLUDING WITHOUT LIMITATION, ANY
* WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE.
*
* IN NO EVENT SHALL STANFORD OR SILICON GRAPHICS BE LIABLE FOR
* ANY SPECIAL, INCIDENTAL, INDIRECT OR CONSEQUENTIAL DAMAGES OF ANY KIND,
* OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,
* WHETHER OR NOT ADVISED OF THE POSSIBILITY OF DAMAGE, AND ON ANY THEORY OF
* LIABILITY, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
* OF THIS SOFTWARE.
*/
/*
* Input events.
*/
#ifndef iv_event_h
#define iv_event_h
#include <InterViews/coord.h>
#include <InterViews/_enter.h>
class Display;
class Event;
class EventRep;
class Interactor;
class Handler;
class Window;
class World;
typedef unsigned int EventType;
typedef unsigned int EventButton;
typedef void (*event_tracker_ptr)(Event&);
/* anachronism */
enum {
MotionEvent, /* mouse moved */
DownEvent, /* button pressed */
UpEvent, /* button released */
KeyEvent, /* key pressed, intepreted as ascii */
EnterEvent, /* mouse enters canvas */
LeaveEvent, /* mouse leaves canvas */
FocusInEvent, /* focus for keyboard events */
FocusOutEvent /* lose keyboard focus */
};
/* mouse button anachronisms */
static const int LEFTMOUSE = 0;
static const int MIDDLEMOUSE = 1;
static const int RIGHTMOUSE = 2;
//: user input events.
// <a href=../refman3.1/refman.html#PAGE23>in reference manual</a>.
class Event {
public:
enum { undefined, motion, down, up, key, selection_notify, other_event };
enum { none, any, left, middle, right, other_button };
Event();
Event(const Event&);
virtual ~Event();
virtual Event& operator =(const Event&);
virtual void display(Display*);
virtual Display* display() const;
virtual void window(Window*);
virtual Window* window() const;
virtual boolean pending() const;
virtual void read();
virtual boolean read(long sec, long usec);
virtual void unread();
virtual void poll();
virtual Handler* handler() const;
virtual void handle();
virtual void grab(Handler*) const;
virtual void ungrab(Handler*) const;
virtual Handler* grabber() const;
virtual boolean is_grabbing(Handler*) const;
virtual EventType type() const;
virtual unsigned long time() const;
virtual Coord pointer_x() const;
virtual Coord pointer_y() const;
virtual Coord pointer_root_x() const;
virtual Coord pointer_root_y() const;
virtual EventButton pointer_button() const;
virtual unsigned int keymask() const;
virtual boolean control_is_down() const;
virtual boolean meta_is_down() const;
virtual boolean shift_is_down() const;
virtual boolean capslock_is_down() const;
virtual boolean left_is_down() const;
virtual boolean middle_is_down() const;
virtual boolean right_is_down() const;
virtual unsigned char keycode() const;
virtual unsigned long keysym() const;
virtual unsigned int mapkey(char*, unsigned int len) const;
EventRep* rep() const;
static event_tracker_ptr event_tracker() { return _event_tracker; }
static void event_tracker(event_tracker_ptr ptr) { _event_tracker = ptr; }
protected:
static event_tracker_ptr _event_tracker;
private:
EventRep* rep_;
char free_store_[200];
void copy_rep(const Event&);
/*
* Old members for backward compatibility
*/
public:
Interactor* target;
unsigned long timestamp;
EventType eventType;
IntCoord x, y; /* mouse position relative to target */
boolean control : 1; /* true if down */
boolean meta : 1;
boolean shift : 1;
boolean shiftlock : 1;
boolean leftmouse : 1;
boolean middlemouse : 1;
boolean rightmouse : 1;
unsigned char button; /* button pressed or released, if any */
unsigned short len; /* length of ASCII string */
char* keystring; /* ASCII interpretation of event, if any */
void GetAbsolute(IntCoord&, IntCoord&);
void GetAbsolute(World*&, IntCoord&, IntCoord&);
EventRep* Rep() const;
private:
World* w;
_lib_iv2_6(Coord) wx, wy;
char keydata[sizeof(int)];
friend class Interactor;
void GetInfo();
void GetMotionInfo();
void GetButtonInfo(EventType);
void GetKeyInfo();
void GetKeyState(unsigned);
void GetCrossingInfo(EventType);
};
inline EventRep* Event::rep() const { return rep_; }
inline EventRep* Event::Rep() const { return rep(); }
#include <InterViews/_leave.h>
#endif
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