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  1. /* Private definitions and declarations for use within PDCurses.
  2.    These should generally not be referenced by applications. */
  3.  
  4. #ifndef __CURSES_INTERNALS__
  5. #define __CURSES_INTERNALS__ 1
  6.  
  7. #define CURSES_LIBRARY
  8. #include <curses.h>
  9.  
  10. #if defined(__TURBOC__) || defined(__EMX__) || defined(__DJGPP__) || \
  11.     defined(PDC_99) || defined(__WATCOMC__)
  12. # ifndef HAVE_VSSCANF
  13. #  define HAVE_VSSCANF       /* have vsscanf() */
  14. # endif
  15. #endif
  16.  
  17. #if defined(PDC_99) || defined(__WATCOMC__)
  18. # ifndef HAVE_VSNPRINTF
  19. #  define HAVE_VSNPRINTF     /* have vsnprintf() */
  20. # endif
  21. #endif
  22.  
  23. /*----------------------------------------------------------------------*/
  24.  
  25. typedef struct           /* structure for ripped off lines */
  26. {
  27.     int line;
  28.     int (*init)(WINDOW *, int);
  29. } RIPPEDOFFLINE;
  30.  
  31. /* Window properties */
  32.  
  33. #define _SUBWIN    0x01  /* window is a subwindow */
  34. #define _PAD       0x10  /* X/Open Pad. */
  35. #define _SUBPAD    0x20  /* X/Open subpad. */
  36.  
  37. /* Miscellaneous */
  38.  
  39. #define _NO_CHANGE -1    /* flags line edge unchanged */
  40.  
  41. #define _ECHAR     0x08  /* Erase char       (^H) */
  42. #define _DWCHAR    0x17  /* Delete Word char (^W) */
  43. #define _DLCHAR    0x15  /* Delete Line char (^U) */
  44.  
  45. /*----------------------------------------------------------------------*/
  46.  
  47. /* Platform implementation functions */
  48.  
  49. void    PDC_beep(void);
  50. bool    PDC_can_change_color(void);
  51. int     PDC_color_content(short, short *, short *, short *);
  52. bool    PDC_check_key(void);
  53. int     PDC_curs_set(int);
  54. void    PDC_doupdate(void);
  55. void    PDC_flushinp(void);
  56. int     PDC_get_columns(void);
  57. int     PDC_get_cursor_mode(void);
  58. int     PDC_get_key(void);
  59. int     PDC_get_rows(void);
  60. void    PDC_gotoyx(int, int);
  61. bool    PDC_has_mouse(void);
  62. int     PDC_init_color(short, short, short, short);
  63. int     PDC_modifiers_set(void);
  64. int     PDC_mouse_set(void);
  65. void    PDC_napms(int);
  66. void    PDC_reset_prog_mode(void);
  67. void    PDC_reset_shell_mode(void);
  68. int     PDC_resize_screen(int, int);
  69. void    PDC_restore_screen_mode(int);
  70. void    PDC_save_screen_mode(int);
  71. #ifdef XCURSES
  72. void    PDC_set_args(int, char **);
  73. #endif
  74. void    PDC_scr_close(void);
  75. void    PDC_scr_free(void);
  76. int     PDC_scr_open(void);
  77. void    PDC_set_keyboard_binary(bool);
  78. void    PDC_transform_line(int, int, int, const chtype *);
  79. const char *PDC_sysname(void);
  80.  
  81. /* Internal cross-module functions */
  82.  
  83. void    PDC_init_atrtab(void);
  84. WINDOW *PDC_makelines(WINDOW *);
  85. WINDOW *PDC_makenew(int, int, int, int);
  86. int     PDC_mouse_in_slk(int, int);
  87. void    PDC_slk_free(void);
  88. void    PDC_slk_initialize(void);
  89. void    PDC_sync(WINDOW *);
  90.  
  91. #ifdef PDC_WIDE
  92. int     PDC_mbtowc(wchar_t *, const char *, size_t);
  93. size_t  PDC_mbstowcs(wchar_t *, const char *, size_t);
  94. size_t  PDC_wcstombs(char *, const wchar_t *, size_t);
  95. #endif
  96.  
  97. #ifdef PDCDEBUG
  98. # define PDC_LOG(x) if (SP && SP->dbfp) PDC_debug x
  99. #else
  100. # define PDC_LOG(x)
  101. #endif
  102.  
  103. /* Internal macros for attributes */
  104.  
  105. #ifndef max
  106. # define max(a,b) (((a) > (b)) ? (a) : (b))
  107. #endif
  108. #ifndef min
  109. # define min(a,b) (((a) < (b)) ? (a) : (b))
  110. #endif
  111.  
  112. #define DIVROUND(num, divisor) ((num) + ((divisor) >> 1)) / (divisor)
  113.  
  114. #define PDC_CLICK_PERIOD 150  /* time to wait for a click, if
  115.                                  not set by mouseinterval() */
  116. #define PDC_COLOR_PAIRS  256
  117. #define PDC_MAXCOL       768  /* maximum possible COLORS; may be less */
  118.  
  119. #define _INBUFSIZ        512  /* size of terminal input buffer */
  120. #define NUNGETCH         256  /* max # chars to ungetch() */
  121.  
  122. #endif /* __CURSES_INTERNALS__ */
  123.