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#ifndef _RXVTLIB_H_ /* include once only */ |
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#define _RXVTLIB_H_ |
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|
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#include <cstdio> |
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#include <cctype> |
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#include <cerrno> |
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@include_stdarg_h@ |
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@include_stdlib_h@ |
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@include_stdint_h@ |
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#include <sys/types.h> |
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@include_unistd_h@ |
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@include_string_h@ |
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@include_fcntl_h@ |
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@include_util_h@ |
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@include_assert_h@ |
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@include_sys_ioctl_h@ |
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@include_sys_time_h@ |
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@include_time_h@ |
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@include_sys_select_h@ |
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@include_sys_strredir_h@ |
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|
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#include <sys/wait.h> |
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#include <sys/stat.h> |
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|
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#include <cwchar> |
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|
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extern "C" { |
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#include <X11/Intrinsic.h> /* Xlib, Xutil, Xresource, Xfuncproto */ |
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} |
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|
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/* |
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* If we haven't pulled in typedef's like int16_t then do them ourself |
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* type of (normal and unsigned) basic sizes |
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*/ |
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@rxvt_int16_typedef@ |
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@rxvt_uint16_typedef@ |
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@rxvt_int32_typedef@ |
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@rxvt_uint32_typedef@ |
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|
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/* whatever normal size corresponds to a integer pointer */ |
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@rxvt_intp_define@ |
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/* whatever normal size corresponds to a unsigned integer pointer */ |
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@rxvt_u_intp_define@ |
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|
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struct rxvt_fontset; |
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struct rxvt_color; |
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struct rxvt_vars; /* defined later on */ |
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struct rxvt_term; |
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struct rxvt_display; |
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struct rxvt_im; |
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struct rxvt_drawable; |
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|
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typedef struct rxvt_term *rxvt_t; |
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|
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extern rxvt_t rxvt_current_term; |
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|
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# define SET_R(r) rxvt_current_term = (r) |
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# define GET_R rxvt_current_term |
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|
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#define scrollbar_visible() scrollBar.state |
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#define menubar_visible() menuBar.state |
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|
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typedef struct { |
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int32_t row; |
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int32_t col; |
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} row_col_t; |
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|
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#if UNICODE_3 |
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typedef uint32_t text_t; |
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#else |
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typedef uint16_t text_t; // saves lots of memory |
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#endif |
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typedef uint32_t rend_t; |
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|
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/* |
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* TermWin elements limits |
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* width : 1 <= width |
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* height : 1 <= height |
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* ncol : 1 <= ncol <= MAX(int16_t) |
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* nrow : 1 <= nrow <= MAX(int16_t) |
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* saveLines : 0 <= saveLines <= MAX(int16_t) |
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* nscrolled : 0 <= nscrolled <= saveLines |
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* view_start: 0 <= view_start <= nscrolled |
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*/ |
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|
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typedef struct { |
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uint16_t width; /* window width [pixels] */ |
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uint16_t height; /* window height [pixels] */ |
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uint16_t fwidth; /* font width [pixels] */ |
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uint16_t fheight; /* font height [pixels] */ |
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uint16_t fbase; /* font ascent (baseline) [pixels] */ |
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uint16_t propfont; /* font proportional flags */ |
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uint16_t ncol; /* window columns [characters] */ |
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uint16_t nrow; /* window rows [characters] */ |
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uint16_t focus; /* window has focus */ |
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uint16_t mapped; /* window state mapped? */ |
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uint16_t int_bwidth; /* internal border width */ |
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uint16_t ext_bwidth; /* external border width */ |
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uint16_t lineSpace; /* number of extra pixels between rows */ |
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uint16_t saveLines; /* number of lines that fit in scrollback */ |
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uint16_t nscrolled; /* number of line actually scrolled */ |
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uint16_t view_start; /* scrollback view starts here */ |
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Window parent[6]; /* parent identifiers - we're parent[0] */ |
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Window vt; /* vt100 window */ |
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GC gc; /* GC for drawing */ |
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Pixmap pixmap; |
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rxvt_fontset *fontset; |
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rxvt_drawable *drawable; |
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uint16_t ascii_map[0x7f - 0x20]; // map ascii chars to fonts for speed |
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} TermWin_t; |
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|
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/* |
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* screen accounting: |
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* screen_t elements |
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* text: Contains all text information including the scrollback buffer. |
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* Each line is length TermWin.ncol |
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* tlen: The length of the line or -1 for wrapped lines. |
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* rend: Contains rendition information: font, bold, colour, etc. |
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* * Note: Each line for both text and rend are only allocated on demand, and |
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* text[x] is allocated <=> rend[x] is allocated for all x. |
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* row: Cursor row position : 0 <= row < TermWin.nrow |
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* col: Cursor column position : 0 <= col < TermWin.ncol |
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* tscroll: Scrolling region top row inclusive : 0 <= row < TermWin.nrow |
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* bscroll: Scrolling region bottom row inclusive : 0 <= row < TermWin.nrow |
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* |
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* selection_t elements |
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* clicks: 1, 2 or 3 clicks - 4 indicates a special condition of 1 where |
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* nothing is selected |
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* beg: row/column of beginning of selection : never past mark |
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* mark: row/column of initial click : never past end |
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* end: row/column of one character past end of selection |
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* * Note: -TermWin.nscrolled <= beg.row <= mark.row <= end.row < TermWin.nrow |
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* * Note: col == -1 ==> we're left of screen |
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* |
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* Layout of text/rend information in the screen_t text/rend structures: |
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* Rows [0] ... [TermWin.saveLines - 1] |
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* scrollback region : we're only here if TermWin.view_start != 0 |
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* Rows [TermWin.saveLines] ... [TermWin.saveLines + TermWin.nrow - 1] |
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* normal `unscrolled' screen region |
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*/ |
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typedef struct { |
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int16_t *tlen; /* length of each text line */ |
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text_t **text; /* _all_ the text */ |
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rend_t **rend; /* rendition, uses RS_ flags */ |
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row_col_t cur; /* cursor position on the screen */ |
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uint16_t tscroll; /* top of settable scroll region */ |
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uint16_t bscroll; /* bottom of settable scroll region */ |
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uint16_t charset; /* character set number [0..3] */ |
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unsigned int flags; /* see below */ |
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row_col_t s_cur; /* saved cursor position */ |
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uint16_t s_charset; /* saved character set number [0..3] */ |
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char s_charset_char; |
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rend_t s_rstyle; /* saved rendition style */ |
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} screen_t; |
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|
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enum selection_op_t { |
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SELECTION_CLEAR = 0, /* nothing selected */ |
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SELECTION_INIT, /* marked a point */ |
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SELECTION_BEGIN, /* started a selection */ |
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SELECTION_CONT, /* continued selection */ |
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SELECTION_DONE /* selection put in CUT_BUFFER0 */ |
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}; |
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|
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typedef struct { |
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wchar_t *text; /* selected text */ |
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uint32_t len; /* length of selected text */ |
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short screen; /* screen being used */ |
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short clicks; /* number of clicks */ |
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selection_op_t op; /* current operation */ |
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row_col_t beg; /* beginning of selection <= mark */ |
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row_col_t mark; /* point of initial click <= end */ |
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row_col_t end; /* one character past end point */ |
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} selection_t; |
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|
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/* ------------------------------------------------------------------------- */ |
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|
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/* screen_t flags */ |
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#define Screen_Relative (1<<0) /* relative origin mode flag */ |
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#define Screen_VisibleCursor (1<<1) /* cursor visible? */ |
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#define Screen_Autowrap (1<<2) /* auto-wrap flag */ |
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#define Screen_Insert (1<<3) /* insert mode (vs. overstrike) */ |
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#define Screen_WrapNext (1<<4) /* need to wrap for next char? */ |
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#define Screen_DefaultFlags (Screen_VisibleCursor|Screen_Autowrap) |
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|
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/* rxvt_vars.Options */ |
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#define Opt_console (1UL<<0) |
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#define Opt_loginShell (1UL<<1) |
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#define Opt_iconic (1UL<<2) |
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#define Opt_visualBell (1UL<<3) |
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#define Opt_mapAlert (1UL<<4) |
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#define Opt_reverseVideo (1UL<<5) |
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#define Opt_utmpInhibit (1UL<<6) |
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#define Opt_scrollBar (1UL<<7) |
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#define Opt_scrollBar_right (1UL<<8) |
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#define Opt_scrollBar_floating (1UL<<9) |
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#define Opt_meta8 (1UL<<10) |
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#define Opt_scrollTtyOutput (1UL<<11) |
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#define Opt_scrollTtyKeypress (1UL<<12) |
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#define Opt_transparent (1UL<<13) |
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#define Opt_transparent_all (1UL<<14) |
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#define Opt_realBold (1UL<<15) |
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#define Opt_tripleclickwords (1UL<<16) |
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#define Opt_scrollWithBuffer (1UL<<17) |
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#define Opt_jumpScroll (1UL<<18) |
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#define Opt_mouseWheelScrollPage (1UL<<19) |
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#define Opt_pointerBlank (1UL<<20) |
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#define Opt_cursorBlink (1UL<<21) |
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#define Opt_secondaryScreen (1UL<<22) |
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#define Opt_secondaryScroll (1UL<<23) |
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#ifdef NO_FRILLS |
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# define Opt_insecure 0 |
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# define Opt_borderLess 0 |
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#else |
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# define Opt_insecure (1UL<<24) // insecure esc sequences |
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# define Opt_borderLess (1UL<<25) // mem borderless hints |
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#endif |
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/* place holder used for parsing command-line options */ |
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#define Opt_Reverse (1UL<<30) |
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#define Opt_Boolean (1UL<<31) |
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|
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#define DEFAULT_OPTIONS (Opt_scrollBar | Opt_scrollTtyOutput | \ |
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Opt_jumpScroll | Opt_secondaryScreen) |
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|
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/* ------------------------------------------------------------------------- */ |
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|
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typedef struct { |
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short state; |
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Window win; |
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struct rxvt_drawable *drawable; |
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} menuBar_t; |
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|
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typedef struct { |
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char state; /* scrollbar state */ |
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char init; /* scrollbar has been initialised */ |
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short beg; /* slider sub-window begin height */ |
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short end; /* slider sub-window end height */ |
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short top; /* slider top position */ |
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short bot; /* slider bottom position */ |
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short style; /* style: rxvt, xterm, next */ |
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short width; /* scrollbar width */ |
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Window win; |
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int (rxvt_term::*update)(int, int, int, int); |
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|
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void setIdle() { state = 1 ; } |
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void setMotion() { state = 'm'; } |
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void setUp() { state = 'U'; } |
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void setDn() { state = 'D'; } |
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} scrollBar_t; |
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|
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struct rxvt_vars { |
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TermWin_t TermWin; |
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scrollBar_t scrollBar; |
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menuBar_t menuBar; |
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unsigned long Options; |
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XSizeHints szHint; |
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rxvt_display *display; |
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rxvt_color *PixColors; |
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rxvt_color *PixColorsFocused; |
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#ifdef OFF_FOCUS_FADING |
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rxvt_color *PixColorsUnFocused; |
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#endif |
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short numPixColors; |
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Cursor TermWin_cursor; /* cursor for vt window */ |
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int sb_shadow; /* scrollbar shadow width */ |
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int cmd_fd; /* pty file descriptor; connected to command */ |
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int tty_fd; /* tty file descriptor; connected to child */ |
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int numlock_state; |
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text_t **drawn_text; /* text drawn on screen (characters) */ |
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rend_t **drawn_rend; /* text drawn on screen (rendition) */ |
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text_t **buf_text; |
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rend_t **buf_rend; |
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char *tabs; /* per location: 1 == tab-stop */ |
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screen_t screen; |
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screen_t swap; |
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selection_t selection; |
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}; |
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|
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void rxvt_init_signals (); |
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rxvt_t rxvt_init (int argc, const char *const *argv); |
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|
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#endif /* _RXVTLIB_H_ */ |
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