/* * $Id: rxvtlib.h.in,v 1.1 2003/11/24 17:28:08 pcg Exp $ */ #ifndef _RXVTLIB_H_ /* include once only */ #define _RXVTLIB_H_ /* * section 1 generated by GNU autoconf for @build@ * this section may be changed as appropriate _before_ building */ /***************************************************************************** * SECTION 1 * *****************************************************************************/ /* * The following line MUST not be changed without also changing * config.h in the main directory before building */ // none anymore /***************************************************************************** * INCLUDES * *****************************************************************************/ #include #include #include @include_stdarg_h@ @include_stdlib_h@ @include_stdint_h@ #include @include_unistd_h@ @include_string_h@ @include_fcntl_h@ @include_util_h@ @include_assert_h@ @include_sys_ioctl_h@ @include_sys_time_h@ @include_time_h@ @include_sys_select_h@ @include_sys_strredir_h@ #include #include extern "C" { #include /* Xlib, Xutil, Xresource, Xfuncproto */ } /* * If we haven't pulled in typedef's like int16_t then do them ourself * type of (normal and unsigned) basic sizes */ @rxvt_int16_typedef@ @rxvt_uint16_typedef@ @rxvt_int32_typedef@ @rxvt_uint32_typedef@ /* whatever normal size corresponds to a integer pointer */ @rxvt_intp_define@ /* whatever normal size corresponds to a unsigned integer pointer */ @rxvt_u_intp_define@ /***************************************************************************** * SECTION 2 * * DO NOT TOUCH ANYTHING BELOW HERE * *****************************************************************************/ struct rxvt_fontset; struct rxvt_color; struct rxvt_vars; /* defined later on */ struct rxvt_hidden; /* not defined here */ extern struct rxvt_vars *rxvt_current_term; #if EXPLICIT_CONTEXT # define pR struct rxvt_vars *rxvt_term # define aR rxvt_term # define pR_ pR, # define aR_ aR, # define R rxvt_term # define SET_R(r) rxvt_current_term = (r) # define GET_R rxvt_current_term #else # define pR # define pR_ # define aR # define aR_ # define R rxvt_current_term # define SET_R(r) rxvt_current_term = (r) # define GET_R R #endif #define dR rxvt_t *rxvt_term = GET_R #define scrollbar_visible(rxvtvars) ((rxvtvars)->scrollBar.state) #define menubar_visible(rxvtvars) ((rxvtvars)->menuBar.state) typedef struct { int32_t row; int32_t col; } row_col_t; #if UNICODE3 typedef uint32_t text_t; #else typedef uint16_t text_t; // saves lots of memory #endif typedef uint32_t rend_t; /* * TermWin elements limits * width : 1 <= width * height : 1 <= height * ncol : 1 <= ncol <= MAX(int16_t) * nrow : 1 <= nrow <= MAX(int16_t) * saveLines : 0 <= saveLines <= MAX(int16_t) * nscrolled : 0 <= nscrolled <= saveLines * view_start: 0 <= view_start <= nscrolled */ typedef struct { uint16_t width; /* window width [pixels] */ uint16_t height; /* window height [pixels] */ uint16_t fwidth; /* font width [pixels] */ uint16_t fheight; /* font height [pixels] */ uint16_t fbase; /* font ascent (baseline) [pixels] */ uint16_t propfont; /* font proportional flags */ uint16_t ncol; /* window columns [characters] */ uint16_t nrow; /* window rows [characters] */ uint16_t focus; /* window has focus */ uint16_t mapped; /* window state mapped? */ uint16_t int_bwidth; /* internal border width */ uint16_t ext_bwidth; /* external border width */ uint16_t lineSpace; /* number of extra pixels between rows */ uint16_t saveLines; /* number of lines that fit in scrollback */ uint16_t nscrolled; /* number of line actually scrolled */ uint16_t view_start; /* scrollback view starts here */ Window parent[6]; /* parent identifiers - we're parent[0] */ Window vt; /* vt100 window */ GC gc; /* GC for drawing */ Pixmap pixmap; rxvt_fontset *fontset; } TermWin_t; /* * screen accounting: * screen_t elements * text: Contains all text information including the scrollback buffer. * Each line is length TermWin.ncol * tlen: The length of the line or -1 for wrapped lines. * rend: Contains rendition information: font, bold, colour, etc. * * Note: Each line for both text and rend are only allocated on demand, and * text[x] is allocated <=> rend[x] is allocated for all x. * row: Cursor row position : 0 <= row < TermWin.nrow * col: Cursor column position : 0 <= col < TermWin.ncol * tscroll: Scrolling region top row inclusive : 0 <= row < TermWin.nrow * bscroll: Scrolling region bottom row inclusive : 0 <= row < TermWin.nrow * * selection_t elements * clicks: 1, 2 or 3 clicks - 4 indicates a special condition of 1 where * nothing is selected * beg: row/column of beginning of selection : never past mark * mark: row/column of initial click : never past end * end: row/column of one character past end of selection * * Note: -TermWin.nscrolled <= beg.row <= mark.row <= end.row < TermWin.nrow * * Note: col == -1 ==> we're left of screen * * Layout of text/rend information in the screen_t text/rend structures: * Rows [0] ... [TermWin.saveLines - 1] * scrollback region : we're only here if TermWin.view_start != 0 * Rows [TermWin.saveLines] ... [TermWin.saveLines + TermWin.nrow - 1] * normal `unscrolled' screen region */ typedef struct { text_t **text; /* _all_ the text */ int16_t *tlen; /* length of each text line */ rend_t **rend; /* rendition, uses RS_ flags */ row_col_t cur; /* cursor position on the screen */ uint16_t tscroll; /* top of settable scroll region */ uint16_t bscroll; /* bottom of settable scroll region */ uint16_t charset; /* character set number [0..3] */ unsigned int flags; /* see below */ row_col_t s_cur; /* saved cursor position */ uint16_t s_charset; /* saved character set number [0..3] */ char s_charset_char; rend_t s_rstyle; /* saved rendition style */ } screen_t; enum selection_op_t { SELECTION_CLEAR = 0, /* nothing selected */ SELECTION_INIT, /* marked a point */ SELECTION_BEGIN, /* started a selection */ SELECTION_CONT, /* continued selection */ SELECTION_DONE /* selection put in CUT_BUFFER0 */ }; typedef struct { unsigned char *text; /* selected text */ uint32_t len; /* length of selected text */ short screen; /* screen being used */ short clicks; /* number of clicks */ selection_op_t op; /* current operation */ row_col_t beg; /* beginning of selection <= mark */ row_col_t mark; /* point of initial click <= end */ row_col_t end; /* one character past end point */ } selection_t; typedef enum { OLD_SELECT, OLD_WORD_SELECT, NEW_SELECT } sstyle_t; /* ------------------------------------------------------------------------- */ /* screen_t flags */ #define Screen_Relative (1<<0) /* relative origin mode flag */ #define Screen_VisibleCursor (1<<1) /* cursor visible? */ #define Screen_Autowrap (1<<2) /* auto-wrap flag */ #define Screen_Insert (1<<3) /* insert mode (vs. overstrike) */ #define Screen_WrapNext (1<<4) /* need to wrap for next char? */ #define Screen_DefaultFlags (Screen_VisibleCursor|Screen_Autowrap) /* rxvt_vars.Options */ #define Opt_console (1LU<<0) #define Opt_loginShell (1LU<<1) #define Opt_iconic (1LU<<2) #define Opt_visualBell (1LU<<3) #define Opt_mapAlert (1LU<<4) #define Opt_reverseVideo (1LU<<5) #define Opt_utmpInhibit (1LU<<6) #define Opt_scrollBar (1LU<<7) #define Opt_scrollBar_right (1LU<<8) #define Opt_scrollBar_floating (1LU<<9) #define Opt_meta8 (1LU<<10) #define Opt_scrollTtyOutput (1LU<<11) #define Opt_scrollTtyKeypress (1LU<<12) #define Opt_transparent (1LU<<13) #define Opt_transparent_all (1LU<<14) #define Opt_mc_hack (1LU<<15) #define Opt_tripleclickwords (1LU<<16) #define Opt_scrollWithBuffer (1LU<<17) #define Opt_jumpScroll (1LU<<18) #define Opt_mouseWheelScrollPage (1LU<<19) #define Opt_pointerBlank (1LU<<20) #define Opt_cursorBlink (1LU<<21) /* place holder used for parsing command-line options */ #define Opt_Reverse (1LU<<30) #define Opt_Boolean (1LU<<31) #define DEFAULT_OPTIONS (Opt_scrollBar | Opt_scrollTtyOutput \ | Opt_jumpScroll) #define PROPFONT_NORMAL (1<<0) #define PROPFONT_BOLD (1<<1) /* ------------------------------------------------------------------------- */ typedef enum { EUCJ, SJIS, /* Japanese KANJI methods */ BIG5, CNS, /* Chinese BIG5 methods: CNS not implemented */ GB, /* Chinese GB method */ KR, /* Korean method */ NOENC /* no encoding */ } ENC_METHOD; typedef struct { short method; void (*func)(unsigned char *, int); char *name; } KNOWN_ENCODINGS; typedef struct { short state; Window win; } menuBar_t; typedef struct { char state; /* scrollbar state */ char init; /* scrollbar has been initialised */ short beg; /* slider sub-window begin height */ short end; /* slider sub-window end height */ short top; /* slider top position */ short bot; /* slider bottom position */ short style; /* style: rxvt, xterm, next */ short width; /* scrollbar width */ Window win; int (*update)(pR_ int, int, int, int); } scrollBar_t; typedef struct rxvt_vars { /* * These ``hidden'' items are not for public consumption and * must not be accessed externally */ struct rxvt_hidden *h; /* * Exposed items * Changes to structure here require library version number change */ TermWin_t TermWin; scrollBar_t scrollBar; menuBar_t menuBar; Display *Xdisplay; unsigned long Options; XSizeHints szHint; Colormap Xcmap; rxvt_color *PixColors; short numPixColors; Cursor TermWin_cursor; /* cursor for vt window */ int Xdepth; int sb_shadow; /* scrollbar shadow width */ int Xfd; /* file descriptor of X server connection */ int cmd_fd; /* pty file descriptor; connected to command */ int tty_fd; /* tty file descriptor; connected to child */ int num_fds; /* number of file descriptors being used */ int numlock_state; text_t **drawn_text; /* text drawn on screen (characters) */ rend_t **drawn_rend; /* text drawn on screen (rendition) */ text_t **buf_text; rend_t **buf_rend; char *tabs; /* per location: 1 == tab-stop */ screen_t screen; screen_t swap; selection_t selection; sstyle_t selection_style; ENC_METHOD encoding_method; } rxvt_t; /***************************************************************************** * PROTOTYPES * *****************************************************************************/ void rxvt_main_loop(pR); rxvt_t *rxvt_init(int, const char *const *); #endif /* _RXVTLIB_H_ */