pytx/txobj.h

   1 #ifndef _TXOBJ_H_
   2 #define _TXOBJ_H_
   3 #include <ncurses.h>
   4 #include <panel.h>
   5 #include "list.h"
   6
   7 #define TX_EXT(type, var) type *var = (type *)obj->extend
   8 #define MIN(a,b) (((a) < (b) ? (a) : (b)))
   9 #define MAX(a,b) (((a) < (b) ? (a) : (b)))
  10
  11 typedef struct _TXObj TXObj;
  12
  13 typedef void (*obj_fn) (TXObj *);
  14 typedef int  (*getc_fn)(TXObj *);
  15 typedef int  (*draw_fn)(TXObj *);
  16 typedef int  (*size_fn)(TXObj *, int, int);
  17 typedef void (*oper_fn)(TXObj *, int);
  18
  19 struct _TXObj {
  20   struct list_head node;
  21   void *extend;
  22
  23   char *title;
  24   int x, y, h, w;
  25
  26   int flags;
  27   int type;
  28
  29   WINDOW *bwin;
  30   PANEL *bpanel;
  31   WINDOW *win;
  32   PANEL *panel;
  33
  34   obj_fn  init_cb;
  35   obj_fn  rsze_cb;
  36   obj_fn  idle_cb;
  37   draw_fn  draw_cb;
  38   getc_fn getc_cb;
  39   size_fn size_cb;
  40   oper_fn oper_cb;
  41
  42   /* passed to the above functions */
  43   void *data;
  44
  45   /* spare variable, useful for bindings */
  46   void *bind;
  47
  48 };
  49
  50 extern TXObj *tx_obj_root;
  51 extern TXObj *tx_obj_focus;
  52
  53 enum {TX_LIST = 1, TX_BOX = 2};
  54 /* upto 10 */
  55 /* XXX: BORDER MUST BE 1 << 0 because it uses the value 1 as an offset when drawing */
  56 enum {TX_OBJ_BORDER = 1<<0, TX_OBJ_ROOT = 1<<1, TX_OBJ_FOCUS = 1<<2, TX_OBJ_TITLE = 1<<3};
  57
  58 int  tx_obj_init          (TXObj *obj, int type, int flags);
  59 void tx_obj_border        (TXObj *obj);
  60 void tx_obj_free          (TXObj *obj);
  61 void tx_obj_get_type      (TXObj *obj);
  62 void tx_obj_reset         (TXObj *obj);
  63
  64 void tx_obj_title_set     (TXObj *obj, char *title);
  65 void tx_obj_size_set      (TXObj *obj, int x, int y, int w, int h);
  66 void tx_obj_map           (TXObj *obj, void (*fn)(TXObj *));
  67 void tx_obj_flag_set      (TXObj *obj, int flag, int set);
  68 int  tx_obj_flag_get      (TXObj *obj, int flag);
  69 int  tx_obj_flag_toggle   (TXObj *obj, int flag);
  70
  71
  72 /* object functions */
  73 void tx_obj_draw          (TXObj *obj);
  74 void tx_obj_resize        (TXObj *obj);
  75 void tx_obj_idle          (TXObj *obj);
  76 void tx_obj_operate       (TXObj *obj);
  77
  78 /* set object cb functions */
  79 void tx_obj_size_cb_set   (TXObj *obj, size_fn);
  80 void tx_obj_rsze_cb_set   (TXObj *obj, obj_fn);
  81 void tx_obj_idle_cb_set   (TXObj *obj, obj_fn);
  82 void tx_obj_getc_cb_set   (TXObj *obj, getc_fn);
  83
  84 #endif