src/mouse.h

   1 #ifndef MC_MOUSE_H
   2 #define MC_MOUSE_H
   3
   4 #ifdef HAVE_LIBGPM
   5
   6 /* GPM mouse support include file */
   7 #include <gpm.h>
   8
   9 #else
  10
  11 /* Equivalent definitions for non-GPM mouse support */
  12 /* These lines are modified version from the lines appearing in the */
  13 /* gpm.h include file of the Linux General Purpose Mouse server */
  14
  15 #define GPM_B_LEFT      4
  16 #define GPM_B_MIDDLE    2
  17 #define GPM_B_RIGHT     1
  18
  19 /* Xterm mouse support supports only GPM_DOWN and GPM_UP */
  20 /* If you use others make sure your code also works without them */
  21 enum Gpm_Etype {
  22   GPM_MOVE=1,
  23   GPM_DRAG=2,   /* exactly one in four is active at a time */
  24   GPM_DOWN=4,
  25   GPM_UP=  8,
  26
  27 #define GPM_BARE_EVENTS(ev) ((ev)&0xF)
  28
  29   GPM_SINGLE=16,            /* at most one in three is set */
  30   GPM_DOUBLE=32,
  31   GPM_TRIPLE=64,
  32
  33   GPM_MFLAG=128,            /* motion during click? */
  34   GPM_HARD=256             /* if set in the defaultMask, force an already
  35                               used event to pass over to another handler */
  36 };
  37
  38 typedef struct Gpm_Event {
  39   int buttons, x, y;
  40   enum Gpm_Etype type;
  41 } Gpm_Event;
  42
  43 #endif /* !HAVE_LIBGPM */
  44
  45 /* General (i.e. both for xterm and gpm) mouse support definitions */
  46
  47 /* Constants returned from the mouse callback */
  48 enum { MOU_NORMAL, MOU_REPEAT };
  49
  50 /* Mouse callback */
  51 typedef int (*mouse_h) (Gpm_Event *, void *);
  52
  53 /* Type of mouse support */
  54 typedef enum {
  55     MOUSE_NONE,         /* Not detected yet */
  56     MOUSE_DISABLED,     /* Explicitly disabled by -d */
  57     MOUSE_GPM,          /* Support using GPM on Linux */
  58     MOUSE_XTERM         /* Support using xterm-style mouse reporting */
  59 } Mouse_Type;
  60
  61 /* Type of the currently used mouse */
  62 extern Mouse_Type use_mouse_p;
  63
  64 /* The mouse is currently: 1 - enabled, 0 - disabled */
  65 extern int mouse_enabled;
  66
  67 /* String indicating that a mouse event has occured, usually "\E[M" */
  68 extern char *xmouse_seq;
  69
  70 void init_mouse (void);
  71 void enable_mouse (void);
  72 void disable_mouse (void);
  73
  74 /* Mouse wheel events */
  75 #ifndef GPM_B_DOWN
  76 #define GPM_B_DOWN      32
  77 #endif
  78
  79 #ifndef GPM_B_UP
  80 #define GPM_B_UP        16
  81 #endif
  82
  83 #ifdef HAVE_LIBGPM
  84
  85 /* GPM specific mouse support definitions */
  86 void show_mouse_pointer (int x, int y);
  87
  88 #else
  89
  90 /* Mouse support definitions for non-GPM mouse */
  91 #define show_mouse_pointer(a,b)
  92
  93 #endif
  94
  95 #endif /* MC_MOUSE_H */