console_events.h

   1 #ifndef EVENTS_H
   2 #define EVENTS_H
   3
   4 #include "point.h"
   5 #include "rect.h"
   6
   7 typedef enum {
   8         EV_MOUSE = 0,
   9         EV_KEY_DOWN = 1,
  10         EV_TIMER = 2,
  11         EV_RESIZE = 3,
  12         EV_COUNT = 4, // the number of total event types
  13 } event_type;
  14
  15 typedef enum {
  16         MB_NONE = -1,
  17         MB_LEFT = 0,
  18         MB_RIGHT = 1,
  19         MB_MIDDLE = 2,
  20         MB_COUNT = 3
  21 } mouse_button;
  22
  23 typedef enum {
  24         ME_BUTTON_DOWN = 0,
  25         ME_BUTTON_UP,
  26         ME_WHEEL_DOWN,
  27         ME_WHEEL_UP,
  28         ME_MOVE,
  29 } mouse_event_type;
  30
  31 typedef struct {
  32         point coords;
  33         mouse_event_type mouse_ev;
  34         mouse_button button;
  35 } mouse_event;
  36
  37 typedef struct {
  38         unsigned long counter;
  39         int active:1; // the timer event is sent to all "subscribed" windows.
  40                       //this is to make them aware if the window is active or not.
  41 } timer_event;
  42
  43 typedef struct {
  44         rect newcoords;
  45 } resize_event;
  46
  47 typedef enum {
  48         MOD_SHIFT = 1 << 0,
  49         MOD_ALT   = 1 << 1,
  50         MOD_CTRL  = 1 << 2,
  51         MOD_ALTGR = 1 << 3,
  52         MOD_FLAG  = 1 << 4,
  53 } key_modifier;
  54
  55 typedef struct {
  56         int ch;
  57         key_modifier modifiers;
  58 } key_event;
  59
  60 // this struct requires std=gnu89 or gnu99 to work. i am to lazy to make the union non-anonymous.
  61 typedef struct {
  62         event_type etype;
  63         union {
  64                 mouse_event mouse_ev;
  65                 timer_event timer_ev;
  66                 key_event key_ev;
  67                 resize_event resize_ev;
  68         };
  69 } event;
  70
  71
  72 #endif