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/** \file mouse.h
* \brief Header: mouse managing
*
* Events received by clients of this library have their coordinates 0 based
*/
#ifndef MC__MOUSE_H
#define MC__MOUSE_H
#ifdef HAVE_LIBGPM
/* GPM mouse support include file */
#include <gpm.h>
#endif /* !HAVE_LIBGPM */
/*** typedefs(not structures) and defined constants **********************************************/
#ifndef HAVE_LIBGPM
/* Equivalent definitions for non-GPM mouse support */
/* These lines are modified version from the lines appearing in the */
/* gpm.h include file of the Linux General Purpose Mouse server */
#define GPM_B_LEFT (1 << 2)
#define GPM_B_MIDDLE (1 << 1)
#define GPM_B_RIGHT (1 << 0)
#define GPM_BARE_EVENTS(ev) ((ev)&0xF)
#endif /* !HAVE_LIBGPM */
/* Mouse wheel events */
#ifndef GPM_B_DOWN
#define GPM_B_DOWN (1 << 5)
#endif
#ifndef GPM_B_UP
#define GPM_B_UP (1 << 4)
#endif
/*** enums ***************************************************************************************/
#ifndef HAVE_LIBGPM
/* Xterm mouse support supports only GPM_DOWN and GPM_UP */
/* If you use others make sure your code also works without them */
enum Gpm_Etype
{
GPM_MOVE = 1,
GPM_DRAG = 2, /* exactly one in four is active at a time */
GPM_DOWN = 4,
GPM_UP = 8,
GPM_SINGLE = 16, /* at most one in three is set */
GPM_DOUBLE = 32,
GPM_TRIPLE = 64,
GPM_MFLAG = 128, /* motion during click? */
GPM_HARD = 256 /* if set in the defaultMask, force an already
used event to pass over to another handler */
};
#endif /* !HAVE_LIBGPM */
/* Constants returned from the mouse callback */
enum
{
MOU_UNHANDLED = 0,
MOU_NORMAL,
MOU_REPEAT
};
/* Type of mouse support */
typedef enum
{
MOUSE_NONE, /* Not detected yet */
MOUSE_DISABLED, /* Explicitly disabled by -d */
MOUSE_GPM, /* Support using GPM on Linux */
MOUSE_XTERM, /* Support using xterm-style mouse reporting */
MOUSE_XTERM_NORMAL_TRACKING = MOUSE_XTERM,
MOUSE_XTERM_BUTTON_EVENT_TRACKING
} Mouse_Type;
/*** structures declarations (and typedefs of structures)*****************************************/
#ifndef HAVE_LIBGPM
typedef struct Gpm_Event
{
int buttons, x, y;
enum Gpm_Etype type;
} Gpm_Event;
#endif /* !HAVE_LIBGPM */
/*** global variables defined in .c file *********************************************************/
/* Type of the currently used mouse */
extern Mouse_Type use_mouse_p;
/* To be used when gpm_fd were initially >= 0 */
extern int mouse_fd;
/* String indicating that a mouse event has occurred, usually "\E[M" */
extern const char *xmouse_seq;
/* String indicating that an SGR extended mouse event has occurred, namely "\E[<" */
extern const char *xmouse_extended_seq;
/*** declarations of public functions ************************************************************/
/* General (i.e. both for xterm and gpm) mouse support definitions */
void init_mouse (void);
void enable_mouse (void);
void disable_mouse (void);
void show_mouse_pointer (int x, int y);
/*** inline functions ****************************************************************************/
#endif /* MC_MOUSE_H */
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